790tractor.pdf

C19-250-1

790 AND 990 COMPACT UTILITY TRACTORS

790 Tractor, 27 Gross Engine Horsepower (24 PTO hp) with Turf Tires

790 Tractor, 27 Gross Engine Horsepower (24 PTO hp) with 70 Loader and 513 Rotary Cutter

Mar. 05 Litho in U.S.A.

C19-250-2 790 and 990 Compact Utility Tractors


990 Tractor, 40.4 Gross Engine Horsepower (35.0 PTO hp) with Turf Tires

990 Tractor, 40.4 Gross Engine Horsepower (35.0 PTO hp) with 430 Loader and MX5 Rotary Cutter

790 and 990 Compact Utility Tractors C19-250-3


FEATURE/BENEFIT PROFILE790 TRACTOR

YANMAR DIESEL ENGINE• 3-cylinder diesel engine that meets the EPA emission standards.• 27 gross engine horsepower (24 PTO horsepower).• Auto-bleed fuel system; engine will automatically bleed the injection pump, lines, and injectors for fast fuel

recovery if tractor is run out of fuel. SLIDING GEAR TRANSMISSION

• Standard 8 forward and 2 reverse speeds on 790 Tractor. 4 WHEEL DRIVE (Optional)

• Increases traction and pulling power. • Shift on-the-go for greater productivity.

PTO• 790 Tractors with manual steering feature a single-stage clutch with transmission-driven PTO and

over-running clutch.• 790 Tractors with power steering feature a two-stage clutch and continuous live PTO.

540 RPM REAR PTO• Allows operating a wide variety of rear-mounted implements.

SEPARATE OPERATION OF MID AND REAR PTO• Allows operator to select mid, rear, or mid and rear PTO usage from the tractor seat.

MID PTO (Optional)• Provides shaft-driven power to mid mower and front implement.

SPUR GEAR FINAL DRIVES• For durability and long life.

DIFFERENTIAL LOCK• Increases traction and pulling power.

DRY SHOE BRAKES • For positive stopping power.

POWER STEERING• Standard on 790 4WD Tractors only.• Optional on 790 2WD Tractors.

OPEN OPERATOR STATION• Roomy operator station.• Left-side step allows for easy access on and off the tractor.

ROLL-GARD™ ROPS AND SEATBELT• Ensures operator safety.

SPECIAL EXTENDABLE ROLL-GARD ROPS AVAILABLE (Patent #4,877,265)• Provides approximately 10 additional inches of operator headroom.• Required for use with 7 Backhoe operation.

CONTOURED, COMFORTABLE SEAT• High-back seat gives maximum operator comfort.

IMPLEMENT ATTACHABILITY COMPATIBILITY• Implement attachment and removal is fast and easy. • Mower, loader, and backhoe compatibility.



990 TRACTOR

YANMAR DIESEL ENGINE• 4-cylinder diesel engine that meets the EPA emission standards.• 40.4 gross engine horsepower (35 PTO horsepower).• Auto-bleed fuel system; engine will automatically bleed the injection pump, lines, and injectors for fast fuel

recovery if tractor is run out of fuel. COLLAR SHIFT TRANSMISSION

• Standard 9 forward and 3 reverse speeds on 990 Tractor. 4 WHEEL DRIVE (Optional)

• Increases traction and pulling power• Shift on-the-go for greater productivity.

PTO• 990 2WD and 4WD Tractors feature a two-stage clutch and continuous live PTO.

540 RPM REAR PTO• Allows operating a wide variety of rear-mounted implements.

PLANETARY FINAL DRIVES• Distributes rear axle loads over a large area for reduced stress and increased life.

DIFFERENTIAL LOCK• Increases traction and pulling power.

WET DISK BRAKES • For positive stopping power.

POWER STEERING• Standard on 990 Tractors.

OPEN OPERATOR STATION• Roomy operator station.• Left-side step allows for easy access on and off the tractor.

ROLL-GARD ROPS AND SEATBELT• Ensures operator safety.

CONTOURED, COMFORTABLE SEAT• High-back seat gives maximum operator comfort.

IMPLEMENT ATTACHABILITY COMPATIBILITY• Implement attachment and removal is fast and easy. • Rear mower and loader compatibility.


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PRODUCT STORYMARKETS

Designed for customers who need the size and power of acompact utility tractor but are valued-oriented andprice-conscious.

Configurations available are:

The 790 Compact Utility Tractor is ideal for the rancher orfarmer customer who wants an economically priced tractor,loader, and rotary cutter package. The 790 can tackleheavier jobs such as loader and backhoe operations as well.

The 990 Compact Utility Tractor can tackle the heavierloads such as large mowing jobs and also small farmingapplications but will not offer a backhoe.

• Implements are easy-on and easy-off for the quickestimplement installation and removal times in the indus-try.

• Loader, mower (rear only on 990), and backhoe (790only) can be installed on the tractor at the same time.(Mower must be locked in full-raised position to installbackhoe.)

Some potential customers include: • Ranchers/Farmers• Sundowners/Hobby Farmers • Estate Owners • Contractors • Municipalities • Governmental Units • Parks • Rental Yards • Landscapers

KEY FEATURES

The following list identifies key features of the 790 and 99Tractors. These and other features are covered in gredetail in the following pages of the Product Story.

Engine—Yanmar 3- and 4-cylinder TNE Series diesel engine—Engine meets EPA emission standards.—Auto-bleed fuel system.

Transmission —8x2 Sliding Gear transmission with dry clutch (790—9x3 Collar Shift transmission with dry clutch (990).

PTO—790 Tractors with manual steering feature a transm

sion-driven PTO with an over-running clutch.—790 Tractors with power steering and 990 2WD an

4WD Tractors feature a continous live PTO with aover-running clutch.

—790 - Selectable PTO allows operator to select mrear, or mid and rear both. (Mid PTO not availabfor the 990.)

—790 and 990 - PTO is mechanically engaged.—790 and 990 - Stationary PTO switch, located und

the seat, allows for safe PTO operation when toperator is off the tractor.

Hydraulics—Dual gear pumps on models with power steerin

ensure excellent hydraulic performance. —Steering pumps on models with power steering pr

vide constant oil flow for effortless power steering.—790 and 990 - Implement pump provides constant

flow for excellent power to 3-point hitch implementor front loader and implements.

Model Transmission Steering PTO Mid/Rear790 Sliding Gear Manual Steering Trans. Driven 790 Sliding Gear Power Steering Continuous Live990 2WD Collar Shift Power Steering Continuous Live990 4WD Collar Shift Power Steering Continuous Live



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DIESEL ENGINES

Large cu. in. displacement, liquid-cooled TNV Series Yan-mar diesel engines provide high levels of reserve power tohandle tough jobs.

* Horsepower is manufacturer’s estimate.

Engine features include: • Direct fuel injection.

—Injects fuel directly on top of pistons for more efficient combustion.

—Develops more horsepower per gallon of fuel. —Improves starting.

• Economical cast-in block cylinder design for goodcooling and long engine life.

• Cast-aluminum pistons are light in weight to reduceconnecting rod bearing loads and provide good heattransfer characteristics.

• High-capacity lubrication system provides filtered oil,under pressure, to all engine bearings for long life.

• In-line plunger-type fuel injection pump ensures aneven flow of fuel to each cylinder for maximum perfor-mance.

• Air heater on 790 and 990 engines provides quick startsdown to 0°F. (Engine coolant heater available for start-ing under extreme conditions.)

• Key start and shutoff eliminates fuel shutoff knob toprevent leaving key on and running battery down.

• Tilt hood for easy service and daily maintenance. • Auto-bleed fuel system, so there is no special bleeding

required if tractor is run out of fuel. • See-through coolant recovery tank permits operator to

check coolant level without removing radiator cap. • Sealed radiator compartment keeps trash and debris on

outside of hood. • Enclosed engine compartment keeps out debris and

lowers sound levels (side panels remove without tools,using spring-loaded swivel tabs).

• Dry-type air cleaner. Provides a high volume of cleaair to engine.

• Located inside of hood so it is less susceptible to duSafety element (A) is standard equipment to furthprotect the engine.

GEAR-TYPE TRANSMISSION—790 TRACTOR

The 790 Tractor is available only with an 8x2 sliding getransmission that is incorporated in a cast iron transmisscase.

• Provides strength and durability needed for operatisuch attachments as loaders and backhoes.

One reservoir (with one check point) for the transmissiodifferential, and hydraulic system fluid levels speeds daily maintenance.

The 790 has a sliding gear-type transmission with two-range collar shift.

• Economical choice when shifting on-the-go is noneeded.

• 8 forward and 2 reverse speeds.

ModelNumber of Cylinders

Displacement (Liters)

Gross Engine

HPPTOHP

790 3 1.3 L 27* 24*990 4 2.0 L 40.4* 35*

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COLLAR SHIFT TRANSMISSION—990 TRACTOR

The 990 has a collar shift transmission with a three-rangecollar shift.

• 9 forward and 3 reverse speeds

Key features include: • Straight-line shuttle shifting from forward to reverse

for quick and easy direction changes. • Well-spaced speeds for turf, loader, utility, and trans-

port work. • Neutral start switch prevents tractor start up when

transmission is not in neutral.

FINAL DRIVES AND BRAKES

The 790 Tractor has spur gear final drives and dry-tyexpanding shoe brakes.

The 990 Tractor features planetary final drives and wet dbrakes.

• Planetary final drives:—Evenly distribute stress load for long life.—Provide for smaller package size to aid in compa

design of tractor.• Wet disk brakes:

—Provide positive stopping power and long life.—Require little adjustment.

The 790 and the 990 feature individual pedals (A) to alloindependent operation of right and left brakes. Individubrake pedals help make shorter turns.

—Can be locked together during transport for positivstraight-line stops.

Foot-actuated differential lock (B) is also included as baequipment to assist traction in tough spots.

Sturdy ratchet-type parking brake is included for positiparking position.

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FOUR WHEEL DRIVE

Four wheel drive (4WD) is available as optional equipmenton the 790 and 990 Tractors.

Advantages of 4WD • Increases pulling power to allow using larger imple-

ments. • Reduces slippage, which is especially useful when

operating a loader. • Front wheels pulling tend to help keep tractor on top of

the ground, aiding in flotation. • Increases tractor resale value.

4WD Features

4WD can be engaged on the go.

This is possible because of a collar shift engagement ratherthan conventional sliding gear engagement.

• Drive shaft is fully enclosed. —Prevents material wrapping. —Protects the drive shaft.

• Bevel gear design for added strength and reliability.

• One check/fill point for the 4WD axle makes servicingeasier.

REAR AND MID PTO

Rear PTO Mid PTO

Rear PTO is standard on the 790 and 990 Tractors. • 540 rpm. • Includes large rear shield with flip-up design to perm

easy access to PTO shaft.

Mid PTO is available on the 790 Tractor. It is not availabon the 990 Tractor.

• 2100 rpm. • Provides independent control and power to both m

and front-mounted equipment such as a mid-mowersfront snow blower.

• A brake that keeps implements from coasting to a stis located inside the PTO drop box (wet disk typbrake). —When tractor is equipped with mid PTO, the mi

PTO brake will brake both mid and rear PTO implements.

• Brake is activated whenever clutch or PTO lever is dengaged.

Mid and rear PTO’s can be operated separately (790 only1) To operate rear-mounted PTO driven implemen

engage lever (A). 2) To operate mid-mounted PTO driven implement su

as mid mower or snow blower, engage lever (B). 3) To operate mid-PTO driven and rear-PTO drive

implements simultaneously (i.e., mid-mower and fetilizer spreader or snow blower and salt/sanspreader), engage levers (A) and (B).

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TRANSMISSION-DRIVEN PTO - 790 WITH MANUAL STEERING

Manual steering and transmission-driven PTO are availableon 790 2WD Tractors.

• Over-running clutch prevents implements from “push-ing” the tractor when a sudden stop is required.

• PTO neutral start switch prevents starting the tractorwith the PTO engaged.

CONTINUOUS LIVE PTO - 790 WITH POWER STEERING AND 990 WITH POWER STEERING

Power steering and continuous live PTO are standard equip-ment on all 790 4WD, 990 2WD and 4WD Tractors.

• By depressing the clutch pedal approximately half-waydown, the two-stage clutch allows the transmissiongears to be shifted without stopping the PTO.

• Full depression of the clutch stops both tractor motionand the rear PTO. (Two-stage clutch uncouples thetransmission from the PTO, eliminating the need for anover-running clutch.)

• Neutral start switch prevents starting tractor with thePTO engaged.

HYDRAULIC SYSTEM

All 790 and 990 Tractors feature an open center hydrausystem.

Dual hydraulic gear pumps on models with power steeriare driven off the engine crankshaft and provide high-capity output for various hydraulic applications.

• Assures good capacity for steering—even at low engspeeds.

DUAL SELECTIVE CONTROL VALVE (Optional)

Dual selective control valve is available to allow operatinloader or other implements not having their own valve.

Single control lever makes operation fast and simple. • Selective control valve has a safety lockout (C).

—Allows loader hydraulics to be locked out so boowill not drop if SCV lever is accidentally bumped.

—Allows loader bucket hydraulic hoses to bunhooked so that outlets can be used for rear impment hydraulics.

Hydraulic Power Steering Total Pump Pump Hydraulic

Tractor Capacity (gpm) Capacity (gpm) Capacity (gpm)790 5.6 4.3 9.9990 8.5 4.5 13.0



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Two sets of side-mounted couplers allow operating twohydraulic functions (such as loader bucket cylinders andboom cylinders).

—Hydraulics have excellent featherability for smoothoperation of equipment.

—Large 3/8-in. diameter couplers are used for maxi-mum oil flow to implements.

—Regenerative hydraulics for faster bucket dump.

Rear hydraulic outlet kit is available to operaterear-mounted equipment.

• Rear-mounted coupler hoses plug into side-mountedselective control valve couplers.

• Loader and rear couplers cannot be operated at thesame time.

• The kit for the 790 Tractor includes two outlets to therear. If four outlets are required, order two kits.

• The kit for the 990 Tractor includes four outlets to therear.

Power beyond kit is available to access pressurized oirear of tractor.

—Allows operating implements equipped with an opecenter control valve, such as a backhoe, log splittor 3-point hitch top and tilt kits.

—The 990 Tractor includes large, 3/8-in. diamethydraulic couplers for maximum flow to imple-ments.

3-POINT HITCH

Category 1 hitch allows quick hookup of 3-point hitcimplements.

• Right-hand lift link and centerlink are adjustable tsave time leveling equipment.

• Sway chains regulate side-to-side sway of mountequipment. —Mounted on outside of lower links for fast, eas

equipment hookup. —Can be adjusted without use of tools.

“S” hook is provided to secure centerlink when hitch is nused (790 Tractor only).


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Rockshaft position control (1) allows operator to accuratelyset implement depth or height.

• Operates precisely with no jerking or leak down. • Control lever features easy-to-read increments for

accurate positioning. • Easy to adjust depth stop (A) enables operator to lower

implement to a predetermined depth.

Rate-of-drop/stop valve regulates lowering speed of 3-pointhitch. It can be shut completely off to stop hitch movement.

iMATCH™ QUICK-ATTACH SYSTEM

The iMatch Quick-Attach System is available to provideasy hookup and a guaranteed fit for all Category 1 impments that are designed to meet the ASAE Category 1 Sdard S278.6 for quick-attach hitches.

Note: One set of bushings sent with each hitch.

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DRAWBAR

Standard equipment to allow hooking up drawn imple-ments. 790 and 990 Tractors have a non-swinging drawbar.

• The drawbar cannot be repositioned fore-and-aft whenthe tractors is equipped with a mid PTO due to the loca-tion of the mid PTO gearbox (790 Tractor only).

HYDROSTATIC POWER STEERING

Power steering is standard equipment on all 790 Tractorsequipped with 4WD and with the 990 Tractor equipped with2WD and 4WD.

The 790 2WD Tractor is available with manual steering andoptional power steering.

Makes steering easier and quicker when maneuvering trac-tor.

• Especially valuable when mowing around obstaclesand using a front loader.

• Fewer turns of steering wheel than manual steering;lock-to-lock for quicker response.

• Soft-feel steering wheel for operator comfort.

Steering cylinder and tie-rod mounted under and behindfront axle.

• Provides protection. • Neater, cleaner appearance.

Powered by separate steering pump. —Power steering does not rob capacity from the main

hydraulic pump. —Assures smooth, steady steering power even at low

engine speeds.

Hydraulic filter helps protect steering and hydraulic systemfrom contamination for longer life.

OPERATOR’S STATION

The left-side step allows for easy access on and off the trtor.

• Makes getting on and off tractor easy. • Handrails located on fenders assist operator in gett

on and off the tractor.

Foot platform is rubber-mounted for operator comfort anhas a self-cleaning, non-skid surface for sure footing.

All tractors come with a high-backed seat that offers goback support for comfortable operation. Seat is adjustaboth fore and aft. Seat flips forward for protection from thelements.

Seat belt and seat belt holders are standard equipment.• Seat belt holders prevent seat belts from becoming t

gled in seat and controls.

Operator presence system. • If the operator leaves the seat when the tractor is

motion, the engine and transmission will shut down.

PTO presence system.• If the operator leaves the seat when the transmissi

mid or rear PTO is engaged, the engine, transmissiand PTO will shut down (unless the operator is usithe stationary PTO switch).

Stationary PTO operation.• For stationary PTO work, pull up on seat switch locat

under seat.


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Two-post Roll-Gard ROPS roll-over protective structure isstandard equipment to protect operator in the event of atractor tip-over.

• Roll-gard extensions are available for the 790 Tractorsto provide additional headroom.

Note: Roll-gard extensions are required when used with a 7Backhoe. Folding ROPS option is not available forthe 790 Tractor.

A canopy (TY15720 - 790) (RE19445 - 990) is available tohelp protect operator from the elements.

INSTRUMENTATION

Easy-to-read instrument panel includes the following infor-mation for the operator:

• Tach/hourmeter • Electric fuel gauge • Oil pressure indicator light • Alternator indicator light • Coolant temperature gauge• Warning lights

LIGHTING

Standard equipment lighting includes: • Two hood-mounted sealed beam lights • Two amber flashing warning lights (1) • Built-in taillights (2)

Turn signals, a rear floodlight (3), and warning light kits areavailable for additional lighting and safety.

WHEELS AND TIRES

A variety of wheels and tires can be ordered as factoinstalled options or as field installed bundles.

Note: See “Dimensions” for wheel tread information.

R4 Industrial

Bar (R1) Turf (R3)



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TIRE GROUND CLEARANCE AND MOWER DECK CLEARANCESome tires may rub the mower deck.

Use this chart to identify what clearance and fit problems may exist.

The chart was compiled by installing decks on the tractor with each tire size.

790 2WD and 4WD AxleNote: All tires were put in position three.

Note: All tires were put in position three.

NI : No InterferenceRub: The tire will rub on the mower deck. It might leave a mark on the mower but should not be enough to cause the

jump.N/A : Tractor and deck combination is not advised because there is major interference.

Tire Type

60-in. Deck

Tire SizeGround

ClearanceDeck

RaisedDeck

Lowered

790 2WD R1 Front: 5.90-15 6 PR6.0-in.

NI NI

Rear: 11.2-24 4 PR NI NI

R3 Front: 25x8.50-14 4 PR6.6-in.

NI NI


Tire Type

60-in. Deck

Tire SizeGround

ClearanceDeck

RaisedDeck

Lowered

790 4WD

R1 Front: 7.00-14 6 PR6.0-in.

N/A N/A

Rear: 11.2-24 4 PR N/A N/A

R3 Front: 25x8.50-14 4 PR NI NI


R4 Front: 25x8.50-14 6 PR N/A N/A

Rear: 15.00x19.5 6 PR N/A N/A


EQUIPMENT FOR BASE MACHINE790 990

Engine: 3-cylinder diesel engine . . . . . . . . . . . . . . . . . . . . . . . . . . X N/A4-cylinder diesel engine . . . . . . . . . . . . . . . . . . . . . . . . . . N/A XDirect injection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XAir heater starting aid . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XKey engine start and shutoff . . . . . . . . . . . . . . . . . . . . . . . X XShipped with anti-freeze . . . . . . . . . . . . . . . . . . . . . . . . . . X XCoolant recovery system . . . . . . . . . . . . . . . . . . . . . . . . . . X XDry-type air cleaner with safety element . . . . . . . . . . . . . X XFully enclosed engine and muffler . . . . . . . . . . . . . . . . . . X XSide panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XVertical exhaust (rainproof) . . . . . . . . . . . . . . . . . . . . . . . Opt. Opt.Horizontal exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XSealed radiator compartment . . . . . . . . . . . . . . . . . . . . . . X XRemovable radiator screen . . . . . . . . . . . . . . . . . . . . . . . . X XAuto-bleed fuel system . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Transmission: Sliding gear transmission . . . . . . . . . . . . . . . . . . . . . . . . . X N/A2-range collar shift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X N/A

8 forward speeds, 2 reverse . . . . . . . . . . . . . . . . . . . . . X N/A3-range collar shift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N/A X

9 forward speed, 3 reverse . . . . . . . . . . . . . . . . . . . . . . N/A XSpur gear final drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X N/APlanetary final drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . N/A XDifferential lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Steering and Brakes: Manual steering (std. on 2WD 790) . . . . . . . . . . . . . . . . . X Opt.Power steering (std. on 2WD and 4WD 990, std. on 790 4WD) N/A XIndividual shoe brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . X XParking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

PTO: Transmission-driven PTO (std. on manual steer models) . X N/AContinuous live PTO (power steer models) . . . . . . . . . . . Opt. XMid PTO with brake, 2100 rpm . . . . . . . . . . . . . . . . . . . . Opt. N/ARear PTO, 540 rpm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XSeparate or simultaneous operation of mid and rear PTO X N/AFlip-up PTO shield . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Hydraulics: Open-center hydraulic pump . . . . . . . . . . . . . . . . . . . . . . . X XDual hydraulic pumps

(790 4WD, 990 2WD and 4WD models only) . . . . . . . X XHydraulic oil filter (std. with power steering) . . . . . . . . . . Opt. XSingle lever regenerative SCV . . . . . . . . . . . . . . . . . . . . . Opt. Opt.Lock-out for SCV (std. with SCV) . . . . . . . . . . . . . . . . . . Opt. Opt.

Rockshaft, Hitch, and Drawbar: Internal control valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XRear rockshaft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XCategory 1 three-point hitch with lateral float . . . . . . . . . X XAdjustable drawbar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XFixed drawbar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XRate of drop/stop valve . . . . . . . . . . . . . . . . . . . . . . . . . . . X XPosition control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Operator Protective Structure: Roll-Gard™ ROPS with seat belt . . . . . . . . . . . . . . . . . . . X XRear fenders with handrails . . . . . . . . . . . . . . . . . . . . . . . . X XOperator presence system . . . . . . . . . . . . . . . . . . . . . . . . . X XPTO presence system . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XCushioned suspension seat . . . . . . . . . . . . . . . . . . . . . . . . X XIsolated foot rests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XHand and foot throttle . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X




Dash Instrumentation: Electric fuel gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XTach-hourmeter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XOil pressure indicator light . . . . . . . . . . . . . . . . . . . . . . . . X XCoolant temperature gauge . . . . . . . . . . . . . . . . . . . . . . . . X XAlternator indicator light . . . . . . . . . . . . . . . . . . . . . . . . . . X XParking brake indicator light . . . . . . . . . . . . . . . . . . . . . . . X X

Electrical: Dry charged battery (no electrolyte) . . . . . . . . . . . . . . . . . X X12-volt electrical system . . . . . . . . . . . . . . . . . . . . . . . . . . X X20 amp alternator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Lights: Hood-mounted bar light . . . . . . . . . . . . . . . . . . . . . . . . . . X XWarning flashers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XTaillights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Axle: 2WD (fixed front axle) . . . . . . . . . . . . . . . . . . . . . . . . . . . X X4WD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Opt. Opt.

Miscellaneous: Front weight support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X XSMV emblem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X X

Tires for 2WD 790 and 990: Front Tires:

5.90-15, 6 PR (F2, 3 Rib) (2 position) . . . . . . . . . . . . . X N/A25 x 8.50-14, 4 PR (R3 Turf) (2 position) . . . . . . . . . . Opt. N/A

Rear Tires: 11.2-24, 4 PR (R1 Bar) (8 position) . . . . . . . . . . . . . . X N/A13.6-16, 4 PR (R3 Turf) (2 position) . . . . . . . . . . . . . . Opt. N/A

Front Tires: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.50-16, 4 PR (F2 Rib) (8 position) . . . . . . . . . . . . . . . N/A X27x10.5-15, 4 PR (R3 Turf) (8 position) . . . . . . . . . . . N/A Opt.

Rear Tires 14.9-24, 4 PR (R1Bar) (8 position) . . . . . . . . . . . . . . . N/A X44x18.00-20, 4 PR (R3 Turf) (2 position) . . . . . . . . . . N/A Opt.

Tires for 4WD 790 and 990: Front Tires:

7-14, 6 PR (R1 Bar) (2 position) . . . . . . . . . . . . . . . . . X N/A25 x 8.50-14, 4 PR (R3 Turf) (2 position) . . . . . . . . . . Opt. N/A25 x 8.50-14, 4 PR (R4 Industrial) (2 position) . . . . . . Opt. N/A

Rear Tires: 11.2-24, 4 PR (R1 Bar) (8 position) . . . . . . . . . . . . . . . X N/A13.6-16, 4 PR (R3 Turf) (2 position) . . . . . . . . . . . . . . Opt. N/A15.00-19.5 6 PR (R4 Industrial) (2 position) . . . . . . . . Opt N/A

Front Tires: 8.00-16, 6 PR (R1 Bar) (2 position) . . . . . . . . . . . . . . . N/A X27x10.5-15, 4 PR (R3 Turf) (2 position) . . . . . . . . . . . N/A Opt.10.00-16.5, 6 PR (R4 Industrial) (2 position) . . . . . . . N/A Opt.

Rear Tires: 14.9-24, 4 PR (R1 Bar) (8 position) . . . . . . . . . . . . . . . N/A X44x18.00-20, 4 PR (R3 Turf) (2 position) . . . . . . . . . . N/A Opt.17.5L-24, 8 PR (R4 Industrial) (8 position) . . . . . . . . . N/A Opt.

790 990


)

.

er.

BASE MACHINE AND OPTIONAL EQUIPMENT CODES790 2WD TRACTOR

790 2WD TRACTOR STOCKER PACKAGESNote: The two 790 2WD stocker packages listed below DO NOT have a 7-day turnaround time.

790 4WD TRACTOR STOCKER PACKAGES790 4WD Compact Utility Tractors are offered as stocker packages only.

Note: The desired package can be ordered with 9000 codes as an addition.

Code Description

BASE MACHINE1201LV 790 2WD, Less SCV and Less Mid PTO (Manual Steering and Transmission-driven PTO)1206LV 790 4WD, With Dual SCV and Less Mid PTO (Power Steering and Continuous Live PTO)1209LV 790 2WD, Less SCV and Less Mid PTO (Power Steering and Continuous Live PTO)WHEELS AND TIRES Notes:

1) See “Dimensions” for wheel tread information.2) See “Tire Data” for tire applications and specifications.3) Wheels and tires are not available for field conversion. No “less wheel and tire” ordering code is available.

For 790 2WD Tractors4005 5.90-15, 6 PR Front (F2 Rib) (2-position)

11.2-24, 4 PR Rear (R1 Bar) (8-position)4010 25 x 8.50-14, 4 PR Front (R3 Turf) (2-position)

13.6-16, 4 PR Rear (R3 Turf) (2-position)

Code Description

PACKAGE 10 ORDER CODE1201LV10 790 Tractor 2WD, Manual Steering, Less SCV and Less Mid PTO, 5.90-15 6 PR Front (F2

Rib) (2-position), 11.2-24 4 PR Rear (R1 Bar) (8-position)PACKAGE 20 ORDER CODE1209LV20 790 Tractor 2WD, Power Steering, Less SCV, Less Mid-PTO, 5.90-15 6 PR Front (F2 Rib

(2-position), 11.2-24 4 PR Rear (R1 Bar) (8-position)

Code Description

PACKAGE 30 ORDER CODE1206LV30 790 Tractor 4WD with Dual SCV and Less Mid PTO, 7-14 6 PR Front R1 Ag. 2-Pos. Bias,

11.2-24 4 PR Rear R1 Ag. 2-Pos. BiasPACKAGE 40 ORDER CODE1206LV40 790 Tractor 4WD with Dual SCV and Less Mid PTO, 25x8.5-14 4 PR Front R3 Turf 2-Pos

Bias, 13.6-16 4 PR Rear R3 Turf 2-Pos. Bias PACKAGE 50 ORDER CODE1206LV50 790 Tractor 4WD with Dual SCV and Less Mid PTO, 25x8.5-14 6 PR Front R4 Ind. 2-Pos.

Bias, 15-19.5 6 PR Rear R4 Ind. 2-Pos. Bias

Note: Stocker Package 50 is not compatible with a 60-in. Mid-Mount Side-Discharge Mow




990 TRACTORCode Description

BASE MACHINE1251LV 990 2WD, Less SCV, Power Steering1256LV 990 4WD, Dual Selective Control Valve, Power SteeringWHEELS AND TIRES Notes:

1) See “Dimensions” for wheel tread information.2) See “Tire Data” for tire applications and specifications.3) Wheels and tires are not available for field conversion. No “less wheel and tire” ordering code is available.

For 990 2WD Tractors4015 6.50 - 16, 4 PR Front (F2 Rib) (8 position)

14.9 - 24, 4 PR Rear (R1 Bar) (8 position)4020 27x10.5-15, 4 PR Front (R3 Turf) (8 position)

44x18.00-20, 4 PR Rear (R3 Turf) (2 position)For 990 4WD Tractors4530 8.00-16, 6 PR Front (R1 Bar) (2 position)

14.9-24, 4 PR Rear (R1 Bar) (8 position)4535 27x10.5-15, 4 PR Front (R3 Turf) (2 position)

44x18.00-20, 4 PR Rear (R3 Turf) (2 position)4540 10.00-16.5, 6 PR Front (R4 Industrial) (2 position)

17.5L-24, 8 PR Rear (R4 Industrial) (8 position)


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ATTACHMENTSiMATCH™ QUICK-ATTACH SYSTEM

The iMatch Quick-Attach System provides easy hookupand a guaranteed fit for all Category I implements that aredesigned to meet the ASAE Category I Standard S278.6 forquick-attach hitches.

Note: Bushings are required for attachment to Category 1pins.

ATTACHMENTS FOR FIELD CONVERSION

FRONT QUIK-TATCH WEIGHTS

40 lb. weights can be added to standard equipment frweight bracket to help counterbalance rear-mounted impments.

—Five front weights will fit on the 790.—Six front weights will fit on the 990.

Front weight bracket is integral part of tractor frame.

Weight bracket rod and snap pins are required to hweights in place.

Code Bundle Description9001 LVB25255 iMatch quick-hitch kit

Bundle DescriptionR66949 One Quik-Tatch weight (42 lb.) (790 and

990)CH15318 One Quik-Tatch weight rod and snap pin

(790 only)CH14083 One Quik-Tatch weight rod and snap pin

(990 only)



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FRONT WEIGHT BRACKET EXTENSION

Extensions can be attached to tractor standard equipmentweight bracket to allow using four additional front weights.

—Adds four additional weights to the 790.

Order weights separately.

DUAL SELECTIVE CONTROL VALVE

Single-lever control

Side-mounted couplers

Allows operating loader or other implements not havintheir own hydraulic control valve.

Can be field installed in approximately 2 hours.

Kit includes selective control valve with two sets oside-mounted couplers, hydraulic lines, and single-levcontrol.

Bundle DescriptionBM17998 Weight bracket extension kit (790)BM17999 Weight bracket extension kit (990)

Bundle DescriptionBM17996 Dual selective control valve kit (790)

Note: Prior to serial numberLV0790G790001.

LVB25658 Dual selective control valve (includes 1/4-in. couplers) (790)

Note: Serial number LV0790G790001and above.

BM17997 Dual selective control valve kit (990)


LVB25660 Dual selective control valve (includes 3/8-in. couplers) (990)



r

d

REAR-MOUNTED HYDRAULIC COUPLERS

Hydraulic hoses plug into the dual selective control valvecouplers and are routed to couplers mounted on rear of thetractor.

—Allows operating rear-mounted equipment not hav-ing its own control valve.

Notes:1) Loader and equipment using rear couplers cannot be

operated at the same time. To use loader, customermust first unhook rear outlet hoses at theside-mounted couplers and then hook up loaderhydraulics hoses.

2) If 4 outlets are needed, order 2 kits.

POWER BEYOND KIT

Accesses pressurized hydraulic oil at rear of tractor. —Allows operating equipment equipped with an open

center control valve, such as a backhoe, log splitter,or 3-point hitch top and tilt kits.

Includes large 3/8-in. diameter hydraulic couplers for maxi-mum oil flow to the equipment. (AM105466 female couplerand AM105467 male coupler are included with approvedequipment.)

Can be field installed in approximately 1-1/2 hours.

HYDRAULIC OIL FILTER KIT

Standard on power steering models.

Provides additional protection for hydraulic system folonger life.

Allow 1 hour to install.

MID POWER TAKE-OFF (790 Tractor Only)

870 shown

Provides power and control to front and mid-mounteimplements.

Can be field installed in approximately 5 hours.

Bundle DescriptionBM18046 Rear quick-coupler kit, 2 outlets (790)AM119469 Rear quick-coupler kit, 4 outlets (990)

Bundle DescriptionBM18005 Power beyond kit (790)BM18010 Power beyond kit (990)

Bundle DescriptionAM107217 Filter kit (790)

Bundle DescriptionBM17994 Mid PTO, 2100 rpm


LVB25659 Mid PTO, 2100 rpm (790 only)




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INTERMEDIATE SAFETY CHAIN SUPPORT (790Tractor Only)

Provides necessary tractor parts to accept implement safetychains.

Attaches to tractor drawbar ahead of the hitch pin.

Not available for 990 Tractor.

Note: Order safety chain from implement section.

AIR CLEANER SERVICE INDICATOR

Tells operator when air cleaner needs service or replace-ment.

—Saves money by preventing over-servicing.

AT118553 is a progressive indicator with a red alert windowthat tells operator it is time to change filter.

AT73678 features a progressive indicator that alerts opera-tor that filter is becoming dirty.

Allow one-quarter hour to install.

ENGINE COOLANT HEATER

Fits into engine block to help provide faster and easier stain extremely cold weather (below 0°F or -18°C).

Uses 110 volt, 400 watts electricity.

Allow one-half hour to install.

HIGH-CAPACITY ALTERNATOR KIT

Allows increasing alternator output from 20 amps to 3amps.

• Provides additional electrical capacity to handle caccessories such as lights, heater blower motor, raetc.


Bundle DescriptionRE19428 Intermediate safety chain support (790

only)

Bundle DescriptionAT118553 Air cleaner service indicator (Donaldson)

(790 and 990)AT73678 Air cleaner service indicator (Filter

Minder) (790 only)

Bundle DescriptionAR87167 Engine coolant heater (Parts)

Bundle DescriptionLVB19942 High-capacity alternator kit (790)AM107223 High-capacity alternator kit (990)


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TRANSMISSION OIL HEATER

Available for improved cold weather hydraulic operation.

Primarily for use on tractors equipped with a transmissionoil filter and is recommended for tractor operation inbelow-zero temperatures (0°For -18°C).

Uses 110 volt electricity.


REAR FLOODLIGHT

Provides light to rear of tractor for evening work.

TURN SIGNAL KIT

Available for highway and transport use.


TOOLBOX

Heavy-gauge steel construction provides extra strength durability for long life.

Black, baked-enamel finish for maximum weather restance. Removable tote tray is included for carrying tools.

To install, remove the right-hand hold and mount toolbox its place. Attach seat belt holder to hole in support brackAllow one-half hour to install.

Note: Mounting bracket and toolbox mounting kit must ordered separately.

ROLL-GARD ROPS EXTENSIONS

Allow raising height of the 790 Roll-Gard ROPS by approximately 10-in.

—Provides additional headroom when operating bachoe.

—Allow one-half hour to install.

Bundle DescriptionAR95434 Cord (Parts), one requiredAR94493 Heater core, one requiredR34557 Clamp (Parts), one requiredR44302 Tie strap, two required

Bundle DescriptionBM17981 Rear floodlight (Parts) AM108244 Harness adapter

Bundle DescriptionAR87054 Turn signal kit

Bundle DescriptionAT22070 Toolbox with tote tray (990 only)T23033 Mounting bracket (required)M94751 Support (required)M94750 Bracket (required)

Bundle DescriptionAM107212 10-in. extensions (Parts), two required




CANOPY

Can be installed on Roll-Gard ROPS protective structure. • Helps protect operator from the elements. • Allow approximately 1 hour to install.

Note: Not recommended on tractors equipped with 8ABackhoe because of reduced headroom.

* This item is no longer available from John Deere. It can be ordered from Femco, Inc.; phone 1-800-677-0898.

WHEELS AND TIRES

Wheels and tires can be ordered as field installed bundles ifdesired.

For 790 Tractors

For 990 Tractors

Bundle DescriptionTY15720* Plastic/steel canopy (790)RE19445 Plastic/steel canopy (990)AM108665 Harness adapter (990)

Bundle DescriptionLVB0009 Two 8 position steel wheels with

11.2-24-in., 4 PR (R1) rear tiresLVB00011 Two 2 position steel wheels with

7-14-in., 6 PR (R1) front tiresLVB25486 Two 2 position steel wheels with

5.90-15-in., 6 PR (F2) front tiresLVB25420 Two 1 position steel wheels with

25x8.50-14-in., 6 PR (R4) front tiresBM16869 Two 1 position steel wheels with

25x8.50-14-in., 4 PR (R3) front tiresBM16841 Two 2 position steel wheels with


15-19.5-in., 6 PR (R4) rear tires

Bundle DescriptionLVB25047 Two 8 position steel wheels with

17.5L-24-in., 8 PR (R4) rear tiresLVB25044 Two 2 position steel wheels with

10-16.5-in., 6 PR (R4) front tiresLVB25043 Two 2 position steel wheels with

27x10.50-15-in., 4 PR (R3) front tiresLVB25000 Two 2 position steel wheels with

44x18.00-20-in., 4 PR (R3) rear tiresLVB25048 Two 8 position steel wheels with


8.00-16-in., 6 PR (R1) front tiresLVB25041 Two 2 position steel wheels with

6.50-16-in., 6 PR (F2) front tires


insta

REAR WHEEL WEIGHTS

Provide additional traction and stability.

Note: Tire chains are available from Parts for rear tires to provide additional traction. There is not enough clearance to llchains on the 790 Tractor with 13.6-16 tires.

STARTER WEIGHT ADDITIONAL WEIGHT

Tractor Wheel Size Weight Attaching Hardware Weight Attaching HardwareMax. Wt.

Per Wheel

790 16-in. (R3)19.5-in. (R4)24-in. (R1)

BM17965 (60 lb.)BM17965 (60 lb.)BM17969 (45 lb.)

BM19938BM19938LVB25571

BM17965 (60 lb.)BM17965 (60 lb.)BM17968 (55 lb.)

LVB25572LVB25572BM19937

333

990 20-in. (R3)24-in. (R1, R4)

BM17968 (55 lb.)T19293 (110 lb.)

LVB25004BM19939

BM17968 (55 lb.)T19293 (110 lb.)

BM19937BM19940

33




PATENTED FEATURES

(Specifications and design subject to change without notice)

SPECIFICATIONS

Patent Description Year of Patent Patent NumberAdjustable Rollover Bar 1989 4,877,265

790 990Engine:

Engine model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3TNV82A 4TNV84 Engine horsepower (kW), gross* . . . . . . . . . . . . . . . . . . . . . . 27 (20.1) 40.4 (30.1) PTO horsepower* (kW) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 (17.6) 35 (26.1)

* Horsepower is manufacturer’s estimate. Rated engine speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2700 rpm 2700 rpm Engine torque at rated speed . . . . . . . . . . . . . . . . . . . . . . . . . 54.1 ft./lb. 74.8 ft./lb. Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diesel Diesel Operating range—rpm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800-2800 925-2875 Number of cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 4 Displacement—in. (liters) . . . . . . . . . . . . . . . . . . . . . . . . . . . 81.2 (1.3) 121.7 (2.0) Bore and stroke—mm (in.) . . . . . . . . . . . . . . . . . . . . . . . . . . 84 x 90 (3.31 x 3.54) 84x90 (3.31x3.54) Compression ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18.1:1 18.0:1 Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pressurized Pressurized Cooling system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Water pump Water pump Air cleaner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dry-type with safety ele-

ment Dry-type with safety ele-

ment Engine shutoff . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Key switch Key switch

Electrical System: Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 volt 12 volt Battery size (at -18°C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 cold cranking amps 650 cold cranking ampsAlternator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 amp 20 amp Starter size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.9 hp (1.4 kW) 2.7 hp (2.0kW)

Fuel System: Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Direct injection Direct injection Injection pump type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . In-line with electric shut-

off In-line with electric shut-

off Gal./hr. at 75% load (mowing) . . . . . . . . . . . . . . . . . . . . . . . . 1.3 U.S. gal./hr.

(4.9 liter/hr.) 1.68 U.S. gal./hr.

(6.4 liter/hr.) Drive Train:

Transmission (standard): 2WD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sliding gear Collar shift 4WD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sliding gear Collar shift

Number of speeds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8F / 2R 9F / 3R Final drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Spur gear Planetary drive Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dry shoe Wet disk Steering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Manual or hydrostatic

power Hydrostatic power

Clutch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Single-stage dry (manual steering) or two-stage dry (power steering)

Dual-stage dry

Clutch disk diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.5-in. (215 mm) 8.9-in. (225 mm) Drawbar tongue weight capacity . . . . . . . . . . . . . . . . . . . . . . 675 lb. (306 kg) 825 lb. (374 kg) Axle capacity (in operation):

Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3308 lb. (1500 kg) 5513 lb. (2500) Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3749 lb. (1700 kg) 5292 lb. (2400)

Hydraulic System: Type of system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Open center Open center Working pressure—psi (kPa) . . . . . . . . . . . . . . . . . . . . . . . . . 2050 2262 Pump (type) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dual hydraulic pumps on

4WD only Dual gear pumps

Pump capacity (main) - gpm (L/min.) at rated engine rpm . . . . 5.6 (21.1) 8.5 (32.0) Pump capacity (power steering) - gpm (L/min.) at rated engine rpm 4.3 (16.3) 4.5 (17.0) Total flow of pumps - gpm (L/min.) at rated engine rpm . . . . . . 9.9 (37.4) 13 (49.2)

3-Point Hitch: Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Category 1 Category 1 Lift capacity (24-in. behind link ends) . . . . . . . . . . . . . . . . . . 815 lb. (370 kg) 2020 lb. (916 kg) Lift control type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Position Position


790 990PTO:

Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Transmission driven or con-tinuous live

Continuous

Speed (PTO rpm at rated engine rpm): Mid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2100 N/A Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 540 540

Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . On mid PTO only N/A Capacities:

Fuel tank—U.S. gal. (L) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.3 (24) 8.5 (32) Cooling system—U.S. qt. (L) . . . . . . . . . . . . . . . . . . . . . . . . . 5.1 (4.8) 6.1 (5.8) Crankcase (with filter—U.S. qt. (L) . . . . . . . . . . . . . . . . . . . . 4.2 (4.0) 5.6 (5.3) Transmission & hydraulic system—U.S. gal. (L) . . . . . . . . . . . 4 (15) 5.5 (2.1) Front axle gearcase—U.S. qt. (L) . . . . . . . . . . . . . . . . . . . . . . 2.25 (2.13) 2.25 (2.13)

Sound Level (high idle, no load): Operator dB(A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 89

Slope operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Complies with American National Standard Institute B71.4.

Complies with American National Standard Institute B71.4

ROPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Complies with ASAE, SAE and OSHA standards for roll-over protection

Complies with ASAE, SAE, and OSHA standards for roll-over protection

Towing and stopping capacity . . . . . . . . . . . . . . . . . . . . . . . . . Equal to the ballasted weight of the tractor with the operator

Equal to the ballasted weight of the tractor with the operator

Weight (includes fuel, oil, coolant, and R1 tires): 2WD—lb. (kg) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1930 (875) 2954 (1340) 4WD—lb. (kg) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2105 (955) 3175 (1440)



5)

3)

8)

8)

8)

8)

47)

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)

7)


DIMENSIONS790 TRACTOR

* Overall length is from 3-pt. hitch in level position to front bumper. **With standard Roll-Gard ROPS. Add approximately 10-in. with Special Extendable ROPS.

Note: Add 4-in. to top of ROPS if equipped with a canopy.

H

C

D

B

A

E

F

G

Two Wheel Drive Four Wheel Drive

Tires (Wheel Position):

Rear 11.2-24 (Fixed)

13.6-16 (Fixed)

11.2-24 (Fixed)

13.6-16 (Fixed)

15.00-19.5 (Fixed)

Front 5.90-15(2 Position)

25x8.50-14(2 Position)

7-14(2 Position)



Dimensions:

(A)-Wheelbase—in. (mm) 60.4 (1535) 60.4 (1535) 60.4 (1535) 60.4 (1535) 60.4 (153

(B)-Overall length with 3-point hitch—in. (mm)*

112.3 (2853) 112.3 (2853) 112.3 (2853) 112.3 (2853) 112.3 (285

(C)-Overall width (min.)—in. (mm) 57.2 (1452) 53.6 (1360) 57.2 (1452) 57.4 (1382) 60.1 (152

Overall width (max.)—in. (mm) 60.8 (1543) 53.6 (1360) 60.8 (1543 57.4 (1382) 60.1 (152

(D)-Inside width (min.)—in. (mm) 34.9 (886) 25.1 (637) 34.9 (886) 25.5 (646) 60.1 (152

Inside width (max.)—in. (mm) 38.6 (977) 25.1 (637) 38.6 (977) 25.5 (646) 60.1 (152

Height from ground:

(E)-To top of hood at highest point—in. (mm) 48.1 (1222) 49.0 (1245) 50.6 (1286) 49.1 (1247) 49.1 (12

(F)-To top of ROPS—in. (mm)** 82.3 (2091) 79.1 (2008) 82.3 (2091) 79.1 (2008) 79.8 (202

(G)-Ground clearance, drawbar bracket—in. (mm)

16.1 (410) 12.8 (324) 16.1 (410) 12.8 (324) 13 (330)

Wheel Treads (center-to-center):

(H)-Rear Wheels—in. (mm) 49.7 (1263) 40.2 (1020) 49.7 (1263) 40.1 (1018) 44.5 (113

Front Wheels—in. (mm) 38.3 (973) 38.7 (982) 39 (990) 38 (966) 38.5 (977

Turning radius:

With brakes—ft. (m) 7.88 (2.4) 8.13 (2.48) 6.65 (2.03) 7.38 (2.25) 7.34 (2.24

Without brakes—ft. (m) 8.69 (2.65) 9.08 (2.77) 9.45 (2.88) 9.81 (2.99) 10.38 (3.1


0)

8)

0)

0)

)

4)

86)

3)

57)

990 TRACTOR

* Overall length is from 3-pt. hitch in level position to front bumper. **With standard Roll-Gard ROPS. Add approximately 10-in. with Special Extendable ROPS.

Note: Add 4-in. to top of ROPS if equipped with a canopy.

H

CD

B

A

E

F

G

Two Wheel Drive Four Wheel Drive

Rear 14.9-24(8 Position)

44x18.00-20(2 Position)

14.9-24(8 Position)

17.5L-24(8 Position)

44x18.00-20 (2 Position)

Front 6.50-16(8 Position)


8-16(2 Position)

10.5-16.5(2 Position)

27x10.5-15 (2 Position)

Dimensions:

(A)-Wheelbase—in. (mm) 68.9 (1750) 68.9 (1750) 68.9 (1750) 68.9 (1750) 68.9 (175

(B)-Overall length with 3-point hitch—in. (mm)* 123 (3128) 123 (3128) 123 (3128) 123 (3128) 123 (312

(C)-Overall width (min.)—in. (mm) 61.9 (1573) 72.4 (1840) 61.9 (1573) 67.2 (1706) 72.4 (184

Overall width (max.)—in. (mm) 77.8 (1976) 72.4 (1840) 77.8 (1976) 79.6 (2021) 72.4 (184

(D)-Inside width (min.)—in. (mm) 30.5 (775) 34.4 (874) 30.5 (775) 32.2 (818) 34.4 (874

Inside width (max.)—in. (mm) 46.4 (1178) 34.4 (874) 46.4 (1178) 44.6 (1133) 34.4 (87

Height from ground:

(E)-To top of hood at highest point—in. (mm) 54.0(373) 50.6 (1286) 54.0(373) 53.7 (1363) 50.6 (12

(F)-To top of ROPS—in. (mm)** 84.2 (2137) 81.2 (2063) 84.2 (2137) 83.6 (2124) 81.2 (206

(G)-Ground clearance, drawbar bracket—in. (mm) 15.6 (395) 14.1 (357) 15.6 (395) 15.6 (395) 14.1 (3

Wheel Treads (center-to-center):

(H)-Rear Wheels—in. (mm) 46.2-62.1(1174-1577)

53.4 (1357) 46.2-62.1(1174-1577)

49.7-62.1 (1262-1577)

53.4 (1357)

Front Wheels—in. (mm) 48.1-64.6 (1223-1641)

52.4-64.6 (1331-1641)

48.1-64.6 (1223-1641)

54.5-58 (1384-1473)

52.4-64.6 (1331-1641)

Turning radius:

With brakes—ft. (m) 9.0 (2.7) 9.0 (2.7) 9.0 (2.7) 9.0 (2.7) 9.0 (2.7)

Without brakes—ft. (m) 9.3 (2.8) 9.3 (2.8) 9.3 (2.8) 9.3 (2.8) 9.3 (2.8)




GROUND SPEEDS790 TRACTOR

Ground speeds shown are with tractor operated at maximum 2700 engine rpm and 12.4-16 tires.

990 TRACTOR

Ground speeds shown are with tractor operated at maximum 2700 engine rpm and 12.4-16 tires.

Range / Gear mph km/h

L - 1 0.9 1.4

L - 2 1.2 1.9

L - 3 1.7 2.7

L - 4 2.9 4.7

H - 1 3.7 6.0

H - 2 5.2 8.3

H - 3 7.3 11.8

H - 4 12.7 20.5

L - Reverse 0.9 1.4

H - Reverse 3.6 5.8

Range / Gear mph km/h

A - 1 1.0 1.6

A - 2 1.3 2.2

A - 3 1.7 2.8

B - 1 3.3 5.2

B - 2 4.5 7.3

B - 3 5.8 9.3

C - 1 6.7 10.8

C - 2 9.3 15

C - 3 11.9 19.1

A - Reverse 1.1 1.8

B - Reverse 3.7 6.0

C - Reverse 7.7 12.4

790tractor.pdf

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