ILLUSTRATEDPARTS MANUAL
Part No. 06292Printed 12/14
Printed in USA
© 2014Scag Power EquipmentDivision of Metalcraft of Mayville, Inc.
Model STT Dual-FuelTurf Tiger
IPL30
31
32
33
34
2933
36
37
40
39
38
41
35
1818
This manual conTains The illusTraTed parTs lisT for models:
sTT61V-31KB-df with a serial number of K2100001 to K2199999sTT72V-31KB-df with a serial number of K7600001 to K7699999
i
RTable of contents
Table of contents61V & 72V cuTTer decKs .............................................................................................................................2
cuTTer decK conTrols .............................................................................................................................4
sheeT meTal componenTs ........................................................................................................................6
sTT roll-oVer proTecTion sYsTem .......................................................................................................8
sTT suspension seaT ................................................................................................................................10
decK driVe componenTs .........................................................................................................................12
enGine & aTTachinG parTs - KuBoTa dual fuel ...............................................................................14
BraKe and sTeerinG componenTs ......................................................................................................16
hYdraulic sYsTem - KuBoTa dual fuel ..............................................................................................18
sTT fuel sYsTem .........................................................................................................................................20
sTT-df lp sYsTem ........................................................................................................................................22
Bdp-16a hYdraulic pump assemBlY wiTh coolinG fan .................................................................24
elecTrical sYsTem - KuBoTa dual fuel ............................................................................................26
replacemenT decals and informaTion plaTes .............................................................................28
elecTrical schemaTic - KuBoTa dual fuel ......................................................................................30
2
R section 8
61V & 72V cuTTer decKs
14 15 16
17
23
19
18
5
11
6566
68
34
12
12
64
57
a
a
B
B
1
7 9
86
5
3
5
45
62
58
56
61
61
711
79
57
20
57
2
69
10
26
42
39
21
74
7323
24
22 20
20
27
30
14
29
32
33
28
35
31
25
43
4444A
34
30
52
51
54 55
2012 STT61V CD
4
7
78
6
59
50
63
49 22
20
47
44A
60
46
6
7
48
7381
77
75
80
76
3738
36
67
7071
72
11
13
34
3
6
40
41
23
48
53
50
5982
127
672V Only
87
48
23
84
83
48
3
Rsection 8
61V & 72V cuTTer decKsref. no.
part no. description 61 72ref. no.
part no. description 61 72
12
3
456
78910
11
1213
1415
161718
19
20
212223
24252627282930313233343536
3738394041
42
4344
481625-0146236046239846239704001-172
04020-094892604041-07
04021-094814104063-048274648274548274548274748321548155848198048114-04461516
04020-1604021-1348763
04001-79
04019-03
4512404594404001-12
4803846166343589481024436444331248102248102548103543297432964867748317648317404040-0404021-0404063-0804043-0604001-41
4828794828824359004001-176
Wing Nut, 3/8-16Belt Cover AssemblyBelt Cover Assy., RHBelt Cover Assy., LHBolt, Hex Head 1/4-20 x 1” Grd 8Nut, 5/8-11 UNCTapered Hub, 1-1/8” BoreFlatwasher, 3/8” (.391 x .938 x .105)Nut, Hex Elastic Stop 3/8-16Tapered Hub, 1” BoreKey, 1/4 x 1/4 x 1-1/4”Pulley, 6.75 O.D.Pulley, 6.35 O.D.Pulley, 6.35 O.D.Pulley, 6.95 O.D.Pulley, IdlerBelt, Cutter Deck DriveBelt, Cutter Deck DriveGrease FittingPusharm (incl. items 14, 16, & 18)Nut, Hex Head 5/8-18 UNFNut, Hex Elastic Stop 5/8-11Rod End, 5/8” Male RH ThreadBolt, Hex Head 5/8-11 x 4-1/2”Nut, Hex Serrated Flange 5/16-18Push Arm ShaftRoller ShaftBolt, Hex Head 5/16-18 x 1-3/4”Wheel, Anti-ScalpSpindle AssemblySpindle ShaftSeal, TopSpindle HousingSpacer, OutsideBearing AssemblySeal, BottomNut, Special 1-1/16-18Spindle Bushing, BottomSpacer, InsideRelief FittingWear PadWear PadFlatwasher, 5/16”Nut, Center Lock 5/16-18Key, 1/4 x 1/4 x 2”Flatwasher, 5/8” HardenedBolt, Hex Head 5/8-11 x 9-1/2”Cutter Blade, 21”Cutter Blade, 24.5”Spacer, Spindle BottomBolt, Hex Head 5/16-18 x 1-3/4”
XX
XXXX
XXXXX
X
XX
X
XXX
X
X
XXX
XXXXXXXXXXXXXX
XXXX
XX
XX
X
XXXXXX
XXXX
X
XX
XX
XXX
X
X
XXX
XXXXXXXXXXXXX
XXXXX
X
XXX
45
4647
48
49505152535455
5657
585960616263
64
65666768697071727374
757677
7879808182
8384
858687
42484142491704003-2342420942485604021-22
48229548100-1548163204021-0542247804003-2604017-27
04110-0304019-04
04001-2004001-54436814822448370404043-04
04001-136
46184204003-1204021-104247984824864376342479904001-15404030-0304040-15
04021-1104003-1204040-11
04001-6204003-4048316746192946186346214448337846184646213204001-10804003-37484368
Baffle, Custom Cut 61VBaffle, Custom Cut 72VBolt, Carriage 3/8-16 x 1”Discharge Baffle 61VDischarge Baffle 72VNut, Hex Elastic Stop 5/16-18 Grd 8Wheel, Anti-ScalpBushing, .376 I.D. OiliteAnti-Scalp WheelLocknut, 3/8-16 Center LockAnti-Scalp Wheel BracketBolt, Carriage 3/8-16 x 4”Bolt, Hex Serrated Flange 3/8-16 x 1”U-Nut, 3/8-16Nut, Hex Serrated Flange 3/8-16Bolt, Hex Head 3/8-16 x 1-1/2”Bolt, Hex Head 3/8-16 x 3”Pivot, IdlerBearings, BallSpring, Cutter DeckFlatwasher,3/8-.39 x .938 x .105 HDBolt, Hex Head 3/8-16 x 1-1/2” Grd 8Idler Arm, Cutter DeckBolt, Carriage 5/16-18 x 3/4”Nut, Elastic Stop 5/16-18Mounting Plate, RH GearboxGearbox Assembly, Deck DriveSpacer, Gearbox MountMounting Plate, LH GearboxBolt, Hex Head 5/16-18 x 4-3/4”Lockwasher, 5/16”Flatwasher, 5/16” (.375 x .875 x .083)Nut, Elastic Stop 7/16-14Bolt, Carraige 5/16-18 x 3/4”Flatwasher, 7/16-.500 x 1.25 x .083Bolt, Hex Head 3/8-16 x 3-1/4”Bolt, Carriage 7/16-14 x 1-1/4”Bolt, Deck AdjustLever Assy, Deck Level (Incl.80)Cutter Deck 61 V w/DecalsCutter Deck 72 V w/DecalsSpring, Discharge ChuteDischarge Chute AssemblyDischarge Chute AssemblyBolt, Hex Head 5/16-18 x 4-1/2”Bolt, Carriage 5/16-18 x 1-1/4”Cap, Spindle
X
XX
X
XXXXXXX
XX
XXXXXX
X
XXXXXXXXXX
XXX
XXXXX
XX
XXX
XX
XX
XXXXXXX
XX
XXXXXX
X
XXXXXXXXXX
XXX
XXXX
XX
XXXX
4
R section 8
cuTTer decK conTrols
STT-28CAT 2008CDC
6 4
21
19
14
32
3536
34
3319
14
11
13
4
32
5
44
1
4241
38
14
3940
37
43
45
7
89
12
18
17
16
15
21
14
19
20
22
27
14
1928
1419
2526
23
14
19
CUTTER DECK
19
28
302425
29
24
31
2526
14
24
10
5
Rsection 8
cuTTer decK conTrols
ref. no.
part no. description
123456789101112131415161718192021222324252627282930313233343536373839404142434445
48176404020-2848176604050-10459054348748242904009-0248100-1448142846210242485704014-0304019-0442350904003-0442238142346304001-2004019 -0348159848114-044352604020-0904040-0904061-07459044854004004-484619294352704021-0504050-0804041-1448154704067-0904021-0942450404021-0704030-0704105-0148176504001-7404020-2743391
Link, Deck LiftNut, Jam 1/2-20 LHRod End, Female - 1/2-20 LHRing, Retaining 1/2” External “E”Bellcrank Weldment, RH RearPin, DeckliftSlide Weldment, Height AdjustmentBolt, Shoulder 1/2 x 3/4”Bushing, .502 ID.Grip, Deck LatchDeck Latch (Includes items 9 & 10)Lockplate, DeckliftScrew, Cap 5/16-18 x 3” FHHSNut, Hex Serrated Flange 3/8-16Guide, LongBolt, Carriage 5/16-18 x 1”Guide, ShortBracket, Cutting Height AdjustmentBolt, Hex Head 3/8-16 x 1-1/2”Nut, Hex Serrated Flange 5/16-18Spring, Helper (61” & 72” Cutter Decks Only)Grease FittingSwivel Joint, LHNut, Hex 5/8-11Flatwasher, 5/8” (.656 x 1.312 x .095)Cotter Pin, 3/16 x 1”Bellcrank Weldment, LH RearChainStud, 5/8-11 x 26.0”Lever Assembly, Deck LevelSwivel Joint, RHLocknut, 3/8-16 Center LockRing, Retaining 1” External “E”Flatwasher, 1” (1.062 x 1.50 x .048)Lanyard, Deck Height PinRing Pin, 1/2 x 3.06”Nut, 3/8-16 Elastic StopFoot Pedal, Height AdjustmentNut, Hex Elastic Stop 1/2-13Lockwasher, 5/8”Capscrew, 5/8-11 x 1-1/2”Rod End, Female - 1/2-20 RHBolt, Hex Head 1/2-13 x 3”Nut, Jam 1/2-20 RHSpacer, Decklift Pedal
6
R section 8
sheeT meTal componenTs
STT-31DF SMC rev1
1
6
27
25
31
9
5
4
2
3
32
34
35
42
33
35
36
37
39
40
41
43
46
32
45
44
44
38
38 45
28
16
9
21
19
17
15
20
18
22
23
24
7
26
18
2930 11
8
8
47
48
9
53
52
51
50
49
13
49
54
A
A
56
11
8
14
8
47
48
56
55
57
57
57
57
7
Rsection 8
sheeT meTal componenTs
ref. no.
part no. description
1234567891011121314151617181920212223242526272829303132
33343536373839404142434445464748495051525354555657
04001-1454102004021-0748128446233042484704001-1904041-0704019-0304001-4504021-094360649172945202604003-01*42268204003-124620074866104029-0104021-0942448804001-1904019-0404017-2745202504021-0904021-1104030-0504001-2845220245220348419504021-2048165748102504021-07435844358304001-167451416482028-019278548262248262148114-1042499904001-3204019-0504050-0148337149173148434104001-1174856604001-0204019-02
Bolt, Hex Head 1/2-13 x 3.5”WeightNut, Hex Elastic Stop 1/2-13Bumper, Rubber 5/16-18 x 5/8”Main Frame Assembly w/DecalsFoot PlateBolt, Hex Head 3/8-16 x 1”Flatwasher, 3/8-.391 x .938 x .105Nut, Hex Serrated Flange 5/16-18Bolt, Hex Head 3/8-16 x 2.0”Nut, Elastic Stop 3/8-16Spacer BushingSeat Plate Weldment w/DecalFender Weldment, RHBolt, Carriage 1/4-20 x 6”Battery (not avail. through Scag)Cover, BatteryBolt, Carriage 5/16-18 x 3/4”Plate, Battery BoxRubber PadWing Nut, 1/4-20 x 3/4”Nut, Elastic Stop 3/8-16Battery Box MountBolt, Hex Head 3/8-16 x 1”Nut, Hex Serrated Flange 3/8-16Screw, Hex Serrated Flange 3/8-16 x 1”Fender Weldment, LHNut, Hex Elastic Stop 3/8-16Nut, Elastic Stop 7/16-14Lockwasher, 7/16”Bolt, Hex Head 7/16-14 x 1-1/4”Extention Weldment, Caster (Use with 61” Deck)Extention Weldment, Caster (Use with 72” Deck)Cap, GreaseNut, Hex Elastic Stop 1.0”-14Bearing W/RaceSeal, 2.00” OD. x 1.625” BoreNut, Hex Elastic Stop 1/2-13Spacer, Caster WheelSleeve, Caster Wheel (61V)Bolt, Hex Head 1/2-13 x 9-1/2” (61V)Yoke Weldment, Caster (61V )Plug, 1/4-28 THD FormWheel Assembly, (Inc. 44, 45, & 46)SealBearing w/ RaceGrease FittingBracket, Fender SupportBolt, Hex Head 3/8-16 x 1-1/4"Nut, 7/16-14 Serrated FlangeRetaining Ring .625" Ext. "E"Spring, Seat LatchLever Assembly, Seat ReleaseGrip, Seat LatchBolt, Hex Head 7/16-14 x 1-3/4"Cable, Seat StopBolt, Hex Head, 1/4-20 x 1-1/4"Nut, Hex Serrated Flange 1/4-20
8
R section 8
2
3
4
4
2
3
4
34
1
1
1
7
8
6
9
5
7
5
11
1011
6 10
9
2
5
5
sTT roll-oVer proTecTion sYsTem
9
Rsection 8
sTT roll-oVer proTecTion sYsTem
ref.no.
part no. description
12
34567891011
46221004001-8204001-8704021-1904040-1348416804001-16304021-07425487484170484169484167
STT, ROPSBolt, Hex Head 1/2-13 x 4-1/2” (upper)Bolt, Hex Head 1/2-13 x 4” (lower)Nut, Center Lock 1/2-13Flatwasher, 1/2-.562 x 1.375 x .109Pin Assembly (incl. #9 & #10)Bolt, Hex Head 1/2-13 x 3-3/4”Nut, Center Lock 1/2-13Stop Bracket, ROPSSpring, ROPSClip, ROPSSpring Clip, ROPS
10
R section 8
sTT suspension seaT
12
13
11
1
7
6
5
9
8
4
2
39
33
33
3
10
11
Rsection 8
sTT suspension seaT
ref.no.
part no. description
12345678910111213
922A48470948471748471148471048471248163848471348471448470804041-0704019-03491730
Suspension Seat Assembly w/seat beltArmrest Kit, LHSeat Belt KitRecliner Knob KitArmrest Kit, RHBack CoverSeat SwitchTrack KitSuspension Knob KitSeat CushionFlatwasher, 3/8-.391 x .938 x .105Nut, Serrated Flange 5/16-18Seat Plate Weldment w/Decal
12
R section 8
decK driVe componenTs
Frame
33
D
77
29 78
11
C
D
B
B
C
AA
A
STT CAT 2008 DDC
6
45
23
29
61
50
27
40
42
27
41
38
26
3
5352
30 28
69
26
56
7071
69
7273
74
64
6568
67
66
31
57
58
5919
60
4647
43
49
751
10
55
54
144 48
23
28
1929
2524
87
39
9
6263
36
10
14
1834
3534
33
32
36
1617
31
18
22
2120
19
19 11
A
A
37
A
10
11
13
14
15
2
1
1
1
14
3
3
33
12
5
10
10
20
75
18
76
10
13
Rsection 8
decK driVe componenTs
ref. no.
part no. descriptionref. no.
part no. description
123456789101112131415161718192021222324252627282930313233343536373839404142434445
04019-0242513304003-0704003-0248153148233404030-0504002-2604063-2304019-0404021-0904001-1354328648130904011-1104019-0604001-18504001-2104043-04482244363146160848274448367848382948188404001-17204063-2704021-0548321404001-13648308804001-1904041-0742476404019-0348128442469104003-124813984814604818146201104021-1043587
Nut, Serrated Flange 1/4-20Belt Guard, RearBolt, Carriage 1/4-20 x 1/2”Bolt, Carriage 1/4-20 x 3/4”Hinge, Belt GuardStub Shaft, (Kubota)Lockwasher, 7/16” SpringBolt, Hex Head M10 x 1.5 x 35Key, 1/4 x 1/4 x 3-1/4”Nut, Serrated Flange 3/8-16Nut, Elastic Stop 3/8-16Bolt, Hex Head 3/8-16 x 1-3/4” Grd 8SpacerLatch, HoodScrew, #10-32 x .56Nut, Serrated Flange 1/2-13Bolt, Hex Head 1/2-13 x 2” Grd 8Bolt, Hex Head 3/8-16 x 1-3/4”Washer, 3/8” HardenedBall BearingSpacer, Idler BearingIdler Arm Weldment, Pump DrivePulley, 5.75" O.D. - KubotaBelt, Pump Drive - KubotaPulley, 5.67" Dia. - 1.125" BoreTapered Hub, 17mm BoreBolt, Hex Head 1/4-20 x 1” Grd 8Key, 5 x 5 x 35 mmNut, Center Lock 3/8-16Pulley, Idler 4” Dia.Bolt, Hex Head 3/8-16 x 1-1/2” Grd 8Spring, Transmission IdlerBolt, Hex Head 3/8-16 x 1”Flatwasher, 3/8-.391 x .938 x .105BracketNut, Serrated Flange 5/16-18Bumper, RubberCover, RearBolt, Carriage 5/16-18 x 3/4”Pulley, 6.35 Tapered BoreBelt, Deck DrivePulley, Idler 5” Dia.Clutch, Ogura GT 3.5 - 1.125" BoreNut, Hex Elastic Stop 5/16-18Spacer
464748495051525354555657585960616263646566676869707172737475
767778
48243304001-1104040-0442346504001-1004102-0304041-2804001-10904030-0248153648343004001-1714616094363204001-17004063-0604001-1764616654810244353448114-044867743644481022432964331248102543297481035452215
48243804063-2004012-08
Rod Assembly, Clutch Anti-RotationBolt, Hex Head 5/16-18 x 1-1/2”Flatwasher, 5/16”Bracket, Anchor, Anti-RotationBolt, Hex Head 5/16-18 x 1-1/4”Bolt, Hex Head 7/16-20 x 2-1/4”Flatwasher, 7/16-.469 x 1.75 x .25Bolt, Hex Head 1/4-20 x 1-3/8”Lockwasher, 1/4” SpringTapered Hub, 1” BoreSpring, PTOBolt, Hex Head 3/8-16 x 4-1/2” Grd 8Idler Arm Weldment, PTO DrivePivot, Idler PTOBolt, Hex Head 3/8-16 x 2-1/2” Grd 8Key, 1/4 x 1/4 x 1-1/2”Bolt, Hex Head 5/16-18 x 1-3/4” Grd 8Spindle Assembly, Deck DriveSeal, 2.0 OD x 1.5 BoreShaft, Deck DriveGrease Fitting, 1/4-28Relief FittingSpindle HousingRoller Bearing TaperedSpacer, InsideSpacer, OutsideSeal, 2.0 OD x 1.625 BoreSpindle Bushing, BottomNut, 1.06-18 ThreadPump Mounting Plate Weldment (DF Engine)DriveshaftKey, 1/4 x 1/4 x 1”Set Screw, 3/8-16 x 3/4” Torx Socket
14
R section 8
enGine & aTTachinG parTs - KuBoTa dual fuel
TORADIATOR CAP
NEGATIVE BATTERY CABLE
a
a
STT KBDF 2014 EAP
1
5150
4948
46
47
53 52
62
5554
3
60
3 4 5
61
8
9
7
235
35
36
45
6343
11
10
4241
12
13
14
151515
15
15
15
15
16
633
171717
17
18
40
40
40
40
3837
39
19
39
15
21
21
21
22
22
22
23
20
2325
25
26
26
27
28
27
59
59
3058
31
57
24
44
29
32
34
56
65
66
63
B
B
57
59
58
58
60
60
6767
6869
69
64
70
15
Rsection 8
enGine & aTTachinG parTs - KuBoTa dual fuel
ref. no.
part no. descriptionref. no.
part no. description
123456789101112131415161718192021222324252627282930313233343536373839404142434445
462008483356******04002-1042500342500542500248381148338748333548181148343304019-0445186248335142445242444842444904025-0204030-03**45186304106-0104030-0248351242462446203542462342449748363504030-05483485-0248136-0948432504021-2204030-0304021-0904001-1904002-0104030-0304002-0345186104002-03
Hood Assembly (Incl. 46, 47, 48,49, 50, 51)Throttle CableHose, Over Spill BottleOver Spill BottleMounting Bracket, Over-Spill BottleBolt, Metric Hex Hd. M10-1.25 x 25mmBracket, Kubota Air CleanerBracket, Kubota Coolant Overflow BottleBracket, Kubota CoilMuffler, KubotaGasket, Muffler** Engine, Kubota (not avail. through Scag)Oil Pressure SenderElbow, 45 Deg.Nut, Serr. Flng. 5/16-18Mounting Bracket Weldment LHISO MountPlate, Rear Engine MountPlate, Engine Mount LHPlate, Engine Mount RHNut, Metric Hex M8-1.25mmLockwasher, 5/16” SpringRubber ISO Mount, RadiatorMounting Bracket Weldment RHCapscrew, Metric M6-1.0 x 16mmLockwasher, 1/4” SpringFoam, Radiator ScreenDebris Screen Track LHDebris Screen Assembly (Incl. 59)Debris Screen Track RHBracket, Air Cleaner MountRain Cap (Enginaire p/n 68381)Lockwasher, 7/16” SpringAir Filter Assembly (Enginaire p/n 68111)Clamp, 2-1/4” Max. Dia.Hose, Air IntakeNut, Elastic Stop 5/16-18 Grd. 8Lockwasher, 5/16” SpringNut, Elastic Stop 3/8-16Bolt, Hex Hd. 3/8-16 x 1”Bolt, Metric Hex Hd. M8-1.25 x 30mmLockwasher, 5/16” SpringBolt, Metric Hex Hd. M8-1.25 x 25mmPump Mounting Plate Weldment (Kubota)Bolt, Metric Hex Hd. M8-1.25 x 25mm
46474849505152535455565758596061626364656667686970
42463304009-0748350742463404041-0704021-0404001-2104041-0704041-1104021-0904017-1604003-1204019-0348351304017-1604019-0304001-17604040-044836374251834371404017-0542515004019-02483636
Latch, HoodBolt, Shoulder 5/16-18 x 1/2”Spring, Hood LatchLock, Hood LatchFlatwasher, 3/8 (.391 x .938 x .105”)Nut, Center Lock 5/16-18Bolt, Hex Hd. 3/8-16 x 1-3/4”Flatwasher, 3/8 (.391 x .938 x .105”)Flatwasher, 3/8 (.406 x 1.50 x 7 Ga.)Nut, Elastic Stop 3/8-16Bolt, Hex Hd. Serr. Flng. 5/16-18 x 3/4”Bolt, Carriage 5/16-18 x 3/4”Nut, Serr. Flng. 5/16-18Foam, Radiator Screen UpperBolt, Hex Hd. Serr. Flng. 5/16-18 x 3/4”Nut, Serr. Flng. 5/16-18Bolt, Hex Hd. 5/16-18 x 1-3/4” Grd. 8Flatwasher, SAE 5/16 (.344 x .688 x .065”)Air Filter, Outer (Enginaire p/n 68300)Shield, BatterySpacer, RadiatorBolt, Serr. Flng 1/4-20 x 3/4"Heatshield, Air Cleaner STT-DFNut, Serr. Flng 1/4-20Air Filter, Inner (Enginaire p/n 68340)
** Available through the individual engine manufacturer.
16
R section 8
BraKe and sTeerinG componenTs
STT DB&SC
A
1
10
9
33
17
9
19
23
41
1121
34
36
57 73
48
46
42
43 44 83
15
56
70
69
71
62
65
64
67
60
5251
50
34
35
TO RH PUMP
TO LH PUMP
3736
27
28
35
33
77
34
31
3029
8
11
32
13
B
9
B
25
18
72
49
5554
6
26
84
68
66
3736
61
59
7
20
13
14
22
14
39
1624
3863
24
38
12
78
22
21
A
40
79
76
45
2
75
43
6
74
80
81
85
53
34
5885
C
C
59
11
82
5
47
82
82
86
86
17
Rsection 8
BraKe and sTeerinG componenTs
ref. no.
part no. descriptionref. no.
part no. description
12
34567
89101112131415161718
192021222324252627282930313233343536373839404142434445
48234046191446192304001-0904030-0348325048323845148345148404001-1704021-1004001-4504021-09423488482244360704069-0104001-1304021-1346160146160204003-044360004003-1204019-0304050-01436024591804003-0204040-1404021-084347748138904060-0104061-0648258604020-2548368004020-2648258504021-0548415148233048114-0446108248154804001-2243773
Grip, Handle BarHandle Bar, LH (Includes item 1)Handle Bar, RH (Includes item 1)Bolt, Hex Head 5/16-18 x 1”Lockwasher, 5/16”Rubber SpacerBar, Control LeverControl Lever Weldment, LHControl Lever Weldment, RHBolt, Hex Head 5/16-18 x 2”Nut, Hex Elastic Stop 5/16-18Bolt, Hex Head 3/8-16 x 2”Nut, Hex Elastic Stop 3/8-16Mount, Control Linkage Ball Bearings, Neutral ReturnSpacerPin, Rue Cotter 3/8 Dia.Bolt, Hex Head, 5/16-18 x 2.75 ZincNut, Hex Elastic Stop 5/8-11Bracket, Control Lever LHBracket, Control Lever RHBolt, Carriage 5/16-18 x 1”Spacer, Bearing Bolt, Carriage 5/16-18 x 3/4”Nut, Hex Serrated Flange 5/16-18Ring, Retaining 5/8” External “E”SpacerBracket, Neutral ReturnBolt, Carriage 1/4-20 x 3/4”Flatwasher, 1/4” (.312 x .750 x .065)Nut, Hex Elastic Stop 1/4-20Pin, Retaining SpringSpringRoll Pin, Spring 5/32 x 3/4”Pin, Cotter 9/16 x 1-1/2”Rod End, Male 3/8-24 RH ThreadNut, 3/8-24 RH ThreadTube, Control LinkNut, Hex 3/8-24 LH ThreadRod End, Male 3/8-24 LH ThreadLocknut, 5/16-18, Elastic StopGas DamperRod End, 3/8-24 RH FemaleGrease FittingLever, Parking Brake (Inc. item 43)Grip, Parking BrakeBolt, Hex Head 3/8-16 x 2-3/4”Swivel Joint
46474849505152535455
56575859
60616263646566676869
7071727374757677787980818283848586
48343-0404064-0204062-0104004-494854448206104001-0804001-19248163704010-12
04001-32459534880704001-19004001-5204021-1904009-1048410804001-12483701424894430634377104063-2548185048185148185204028-024868042237304001-2042349104017-1604001-7904001-3248163804001-16804003-0548326904021-0504019-0404041-0704040-0504001-21
Clevis, Traction ControlPin, ClevisHair Pin CotterRod, Parking BrakeRod End, LH ThreadBushing, Self AlignBolt, Hex Head 5/16-18 x 3/4”Bolt, Hex Hd 3/8-24 x 5-1/2”Switch, Parking BrakeScrew, Hex Slotted Washer Head #10 32 x 3/4”Bolt, Hex Head 3/8-16 x 1-1/4”Bellcrank, Brake ActuatorSpringBolt, Hex Hd 1/2-13 x 2-3/4” (upper)Bolt, Hex Hd 1/2-13 x 2-1/2” (lower)Locknut, Hex 1/2-13 Center LockBolt, Shoulder 1/2 x 3/8-16 x 2-3/4”Wheel Motor, ParkerBolt, Hex Head, 5/16-18 x 1.75, ZincBrake CaliperMounting Bracket, BrakeSpacerWheel Hub/Disk Brake AssemblyKey, Woodruff 5/16 x 1”Wheel Assembly 24 x 12-12 Turf MasterRim W/Valve StemTire, 24 x 12-12 Turf MasterLug Nut, 1/2-20Nut, Hex CastleThreaded PlateBolt, Hex Head 3/8-16 x 1-1/2”Actuator, SwitchBolt, Hex Serrtd Flng 5/16-18 x 3/4”Bolt, Hex Head 5/8-11 x 4-1/2”Bolt, Hex Head 3/8-16 x 1-1/4”Switch, Handle NeutralBolt, Hex Head 3/8-16 x 1-1/4” Grd 8Bolt, Carriage 3/8-16 x 1-1/2”KnobNut, Center Lock 3/8-16Nut, Serrated Flange 3/8-16Flatwasher, 3/8-.391 x .938 x .105Flatwasher, 3/8-.406 x .812 x .065Bolt, Hex Head, 3/8-16 x 1-3/4”
18
R section 8
hYdraulic sYsTem - KuBoTa dual fuel
D
E
F
C
I
H
2011 STT-KBDF HS
3434
21
342535
188
2019
38
Z
2
2
22
G
AB
2
6
4
4
36
2535
45
F
E
G
41
22
2240
2324
29
26
27
2
3933
31
33
D
A
C
IH
4
4
42
7
43 (2)
43 (2)
2
B
416
4
76 2
2
D
12
31
44 37 17
3215
28
2
14
6
1213
13
30
19
5
11
10
9
2
19
Rsection 8
hYdraulic sYsTem - KuBoTa dual fuel
ref. no.
part no. description
1234567891011
12131415161718192021222324252627282930313233343536373839404142434445
04110-0148136-1304001-2048811482505482266-01482266-0248241748260604001-0842448342448404043-0404021-0948310004001-3248310148179304001-0904019-034875848247704021-0848116448150748603-0246145148257242269448257104010-1048571-0204060-0948136-0548350-0548938-0248257304030-0204003-1248257442351342452448380548572-0604001-5904001-01
U-Nut 1/4-20Hose Clamp, 0.69” Dia.Bolt, Hex Hd. 3/8-16 x 1-1/2"”*** Hose, 3/8” ID PushlockOil CoolerElbow, 90 Deg. - 9/16” O-ring x 3/8” HoseElbow, 90 Deg. - 3/4” O-ring x 3/8” HoseOil Filter BaseHose Assy, 1/2” ID (Tank to Filter Base)Bolt, Hex Hd. 5/16-18 x 3/4”Mounting Bracket - LH, Oil CoolerMounting Bracket - RH, Oil CoolerFlatwasher, 3/8” (.391 x .938 x .105”) Grd. 8Nut, Hex Elastic Stop 3/8-16Pump, Right Hand, BDP 16ABolt, Hex Hd., 3/8-16 x 1-1/4Pump, Left Hand, BDP-16ABlock, Pump ControlBolt, Hex Hd. 5/16-18 x 1.0” ZincNut, Serr. Flng. 5/16-18Oil FilterTee, 3/4” O-Ring x JIC x 1/2” HoseNut, Hex Elastic Stop 1/4-20Cap, Hydraulic TankInsert, Filler NeckO-RingOil Reservoir Assy. (Incl. 24, 27, 29, 36, 39)Elbow, 90 Deg. 0.38” HoseClamp Plate, Pump ControlBushing, 0.56” Dia. VitonScrew, Phillips Head, 1/4-20 x 2"CapRoll Pin, Spring 3/16 x 3/4”Clamp, HoseElbow, 90 Deg., 5/8 x 1/2"Bushing, 7/8”-14 JIC x 3/4”-16 O-RingBushing, 0.78” Dia. VitonLockwasher, 1/4” SpringBolt, Carriage 5/16-18 x 3/4”Elbow, 90 Deg.Strap, Hydraulic TankSupport Bracket, Hydraulic TankHose Assembly, PumpUnion, 5/8 x 1/2Bolt, Hex Head, 1/4-20 x 1-1/4”Bolt, Hex Head, 1/4-20 x 3/4"
20
R section 8
sTT fuel sYsTem
2014 STT FS - EPA Phase 3.eps
Z
Z
1
2
3
4
5
6
7
8
9
10
10
10
10
11
11
12
Tank
Purge
AB
To Engine Purge Port
B
C
A
C
17 18
19
2021
2122
23
24
2526 27
28
28
3229
3031
18
18
19
TOCARBURETOR
RIGHTENGINEMOUNT
1310
11
1415
16
17
21
Rsection 8
sTT fuel sYsTem
ref.no.
part no. description
1 484251 Fuel Gauge Assembly2 484242 Seal, Fuel Gauge3 484286 Fuel Cap, Tethered 484297 Fuel Cap w/Tethered - California Models Only (not shown)4 04003-02 Bolt, Carriage 1/4-20 x 3/4”5 462384 Fuel Tank Assembly, Low Perm. - STT (incl. # 1, 2, 8, 9, 30, 31)6 425522 Support Bracket, Fuel Tank7 04019-02 Nut, 1/4-20 Serrated Flange8 482571 Bushing, .56 Dia. Viton9 483749 Hose Fitting10 48059-04 Clamp, Fuel Hose 5/16” I.D.11 483620 Fuel Hose, 5/16” I.D. Non-Perm (791DFI) - Order by Inch12 481308 Valve, Fuel Shut-Off13 * Fuel Filter, Kubota14 48136-13 Hose Clamp, 0.69 Dia.15 04021-08 Nut, Elastci Stop 1/4-2016 04001-01 Bolt, Hex Head 1/4-20 x 3/4"17 * Fuel Pump, Kubota (p/n EG601-52031)18 48059-05 Clamp, Vapor Recovery Hose 3/16”19 48059-02 Clamp, Fuel Hose 7/32 ID20 484342 Carbon Canister21 04003-02 Bolt, Carriage 1/4-20 x 3/4”22 48030-22 Clamp23 04040-03 Flatwasher, 1/4-.281 x .562 x .04924 04021-08 Nut, 1/4-20 Elastic Stop25 04019-02 Nut, 1/4-20 Serrated Flange26 425496 Bracket, RH Canister Mounting27 48136-17 Clamp28 484345 Hose, 3/16 (order by inch)29 484343-01 Mender, 1/4 x 3/16 w/.02 Hole30 484284 Valve, Rollover31 484284 Grommet, Viton32 484347 Hose, 1/4” Vapor Recovery (order by inch)
* = Available through engine manufacturer only.
22
R section 8
A
C
EF
(water pump) F(engine block) E
D
(vacuum) D
G
G (carb)
C
A
B
B
3
1
65
8
9
4
2
7
10
2
2
3
2
11
11
12
12
13
1415
13
1416
16
15
17
17
17
18
28
28
18
19
19
20
20
21
22
21
22
23
23
23
23
24
2526
27
29
sTT-df lp sYsTem
23
Rsection 8
ref. no.
part no. description
1234567891011121314151617181920212223242526272829
**48136-0548389248389148117948059-03****48391548388948388648389948388848388948388748388548391148390948391248440004001-1904041-0704019-04452026452025483890**483910452004
Regulator, KubotaClamp, 0.87 Max. Dia.Hose, 3/8" ID 300 PSI (order by inch)Hose, LPHose, Vacuum Line (order by inch)Clamp, 3/16" Hose IDFitting, 90 Degree - KubotaFitting, 90 Degree - KubotaLockoff Valve LP, ElectricFitting, Union 3/8" Flare x 1/4" PipeLP Fuel Line, 45-1/2" (to Regulator)LP Fuel TankLP Quick CouplerFitting, Union 3/8" Flare x 1/4" PipeLP Fuel Line, 26-1/2" (RH Tank)LP Fuel Line, 52" (LH Tank)LP Tank Lock BracketFront LP Tank Mounting BracketLP Tank Locating BracketBolt, 1/4-20 x .375"Bolt, Hex Head 3/8-16 x 1"Flatwasher, 3/8-.391 x .938 x .105Nut, Serrated Flange 3/8-16Fender Weldment, RHFender Weldment, LHT-Connector, w/check valvesFitting, KubotaRear LP Tank Mounting BracketMounting Bracket, Tee Fitting and Selector Switch
** Available through the individual engine manufacturer.
sTT-df lp sYsTem
24
R section 8
Bdp-16a hYdraulic pump assemBlY with cooling fan
OR
OR
PORT "A"SIDE
PORT "B"SIDE
Overhaul Seal K
it1
23
4
5
6
7
89
1011
12
13
14
15
1617
17
18
19
20
20
21
21
22
23
24
2526
27
28
29
30
31
3233
34
3536
37
25
Rsection 8
Bdp-16a hYdraulic pump assemBlY with cooling fan
ref. no.
part no. description
12345678910111213141516171819202122232425262728293031323334353637
HG70740HG51455HG70735HG51462HG51436HG2000015HG2000014HG2000025HG2000024HG2000032HG2000023HG2000038HG51092HG70578HG70738HG70739HG50641HG51437HG9005110-7500HG70743HG70742HG9005200-7500HG70736HG2513030HG9004100-1430HG50406HG50173HG70924HG51457HG70402HG71287HG51348HG52016HG52014HG52256HG44809HG52059
Overhaul Seal KitValve PlateCylinder Block Kit - 16ccThrust Ball Bearing AssemblyVariable SwashplateSlot GuideTrunnion ArmBlock SpringBlock Thrust WasherShaft Ball BearingSpacerRetaining RingSealKit, Pump Shaft (keyed thru taper)Housing KitTrunnion Seal KitPinO-RingStraight Thread PlugShock Valve Kit (.031 Orifice)Shock Valve Kit (.024 Orifice)Straight Thread PlugEnd Cap KitBypass Valve KitO-RingGerotor Assembly (.19 cu.in./rev.)Socket Head Cap Screw (M8 x 1.25-25mm)Charge Pump Kit (.19 STD. Splined)Hex Screw, Flanged Head (M10 x 1.50-65mm)Charge Relief KitFan Kit (incl. items 32, 34, 35, 36)HubBracket, ShroudFanWasherNutShroud
26
R section 8
elecTrical sYsTem - KuBoTa dual fuel
SC
AG
PO
WE
R E
QU
IPM
EN
T
45
3
41
46
46
46
46
45
46
47
45
44
46
2930
31
2930
31
42
38
3736
25
26 29
3130
29
3130
9
6
8 7
31
35
3233
34
4
24
23
22
STT2009 ES DUAL FUEL
4039
TOFUEL
SHUTOFFSOLENOIDS
TOFUELPUMP
43
3940
21
2
48
27
28
17
17
11
19
20
17
13
14
16
15
12
5
1
A
GROUND
10
18
3031
12
12
LP REGULATOR
45
TOENGINE
ADAPTERHARNESS
B
B
TOENGINECOILS
TOFLYWHEELSENSOR
TOENGINEMODULE
49
27
Rsection 8
elecTrical sYsTem - KuBoTa dual fuel
ref.no.
part no. description
123456789101112
13141516
171819
202122232425262728293031323334353637383940414243444546474849
481811
483537462011
4833604822534829848030-0948030-1048030-11481176-10481176-1104020-0204001-44
48163848466048278448278548301348381548118448118248180548118348316246206948336604040-1404030-0204001-0104090-02924004021-0842367448254404041-1948375804010-0104031-0146191648353348180848374604020-0104110-01451879481637483879
** Fuel PumpOil Pressure Sender** LP Shutoff Solenoid** Fuel Shutoff SolenoidHourmeterClutch, Ogura GT 3.5 - 1.125 Bore** Starting Motor** AlternatorSending Unit, Water Temp.DiodeFuse, 20 AMPClamp, Cable 1/2” ID.Clamp, Cable 3/4” ID.Clamp, Double Cable 5/8” ID.Cable, Battery - Red Cable, Battery - BlackNut, Hex 1/4-20Bolt, Hex Head 1/4-20 x .5”Battery, (Not Available Through Scag)Switch, Interlock, Normally OpenMain Wire Harness, STT Dual FuelCircuit Breaker, 50 AMPCover, Circuit BreakerRelay, 12VSwitch, Fuel SelectorVolt Meter (Includes Mounting Hardware)Indicator Light, Glow Plugs (Includes Mounting Hardware)Engine Oil Pressure Gauge (Includes Mounting Hardware)Water Temperature Gauge (Includes Mounting Hardware)Switch, PTOKey Assembly w/FobKey, IgnitionFlat Washser, 1/4”Lockwasher, 1/4”Bolt, Hex Head 1/4-20 x 3/4”Pop Rivet, 3/16” x 5/8”CupholderNut, Elastic Stop 1/4”-20Bracket, Cupholder MountingRetainer, CupholderFlatwasher, 0.196 ID.Key Switch (Includes Mounting Hardware)Screw, Phillips Washer Head #10-32 x 1/2”Lockwasher, #10 External ToothInstrument Panel, Top w/DecalsKnob, ThrottleElectronic Control ModuleThrottle ControlNut, Hex #10-32U-Nut, 1/4-20Base, Instrument PanelSwitch, Interlock, Park Brake Normally OpenWire Harness Adapter, Kubota Dual Fuel
** Available through the individual engine manufacturer.
28
R section 8
replacemenT decals and informaTion plaTes
2
STT-DF 2011 Decals 1
10
WARNINGINSTALL BELT COVER BEFORE
OPERATING MACHINEREAD OPERATOR'S MANUAL
7
FORWARD
REVERSEFR
9
Heavy-DutyCommercial
481971
13 14
1
12
6
5
8
18
4
3
__________ __________ __________ ____________________ __________ __________ ____________________ __________ __________ ____________________ __________ __________ __________
11
17
CHOKESLOW FAST
482983
16483762
OFF ON
START
MOWER DECKPULL OUT TO ENGAGE
PUSH IN TO DISENGAGE
15
484281
Avoid injury from burns - Shut o� engine - Allow to cool several minutes - Remove cap slowly - Do not over�ll
29
Rsection 8
replacemenT decals and informaTion plaTes
ref. no.
part no. descriptionref. no.
part no. description
123456
7891011121314151617181920
483407483406483044484281483158483201483693481568483633481971483402484321483425482565482493484293481669482983483300484320482577
Decal, Danger-Spinning BladesDecal, Warning-Rotating BladesDecal, PatentsDecal, Fuel TankDecal, ROPSDecal, 61” Velocity PlusDecal, 72 Velocity PlusDecal, Traction ControlDecal, Seat ReplacementDecal, Heavy Duty CommercialDecal, Belt CoverDecal, WarningDecal, ROPSDecal, Cutting Height - LowerDecal, Cutting Height - UpperDecal, Start/Drive ProcedureDecal, Instrument Panel - UpperDecal, Instrument Panel - LowerDecal, ROPS WarningDecal, Checks and AdjustmentsDecal, Turf Tiger
2122232425262728**
48340548322948372748385948404483900483869483868461982
Decal, WarningDecal, Turf TigerDecal, Scag LogoDecal, Scag Dual-FuelDecal, Metalcraft-Made In USADecal, Warning Spark ArrestorDecal, Stripes-RHDecal, Stripes-LHSpanish Decal Kit, STT (not shown)
481569
R
20
STT-DF 2011 Decals 2
22
27
19
24
21
R
483727
23
25
28
483859R
DUAL-FUEL
WARNINGOperation of this equipmentmay create sparks that canstart �res around dry vegetation. A spark arrestor may be required.The operator should contact local �re agencies for laws or regulations relating to�re prevention requirements.
483900
26
ISO 9001 Registered
30
R section 8
elecTrical schemaTic - KuBoTa dual fuel
BR
OW
N
GR
N W
/WH
T S
TR
IPE
GR
N W
/BLK
ST
RIP
E
GR
EE
N
RE
D
LIGH
T B
LUE
BLU
E
BLA
CK
WH
ITE
W/B
LK S
TR
IPE
BLA
CK
RE
D
RE
D
RE
DR
ED
RE
D
RE
D
RE
D
RE
D
RE
D
RE
D
RE
D
RE
D
RE
D
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
GR
EE
N
PIN
K
PU
RP
LE
OR
AN
GE
YELLOW
RE
D
RE
D
RE
D
RE
DR
ED
RE
D
RE
D
RE
D
RE
D
RE
DR
ED
RE
D
RE
D
RE
D
RE
D
RE
D
RE
D
RE
D
BLU
E
BLUEP
UR
PLE
PURPLEP
UR
PLE
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
GR
N W
/WH
T S
TR
IPE
GRN W/WHT STRIPE
WH
ITE
W/B
LK S
TR
IPE
WH
ITE
W/B
LK S
TR
IPE
BLK
W/W
HIT
E S
TR
IPE
BLK
W/W
HIT
E S
TR
IPE
BLK W/WHITE STRIPE
PIN
K
OR
AN
GE
PIN
K
WH
ITE
WH
ITE
WH
ITE
BR
OW
N
PU
RP
LE
BLUE W/BLK STRIPE
BLUE
RED
BLACK ORANGE
WHITE W/BLK STRIPE
BLK W/RED STRIPE
ORANGE
ORANGE
BR
OW
N