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ADMINISTRATIVEDRINKS AND FOOD
SAFETYWALKING (DO NOT TRIP ON GUN STANDS)
IN CASE OF FIRE
RINGS & WATCHES
ORGANIZATIONAL MAINTENANCE OF THE M240C MACHINE GUN. TERMINAL LEARNING OBJECTIVE
ENABLING LEARNING OBJECTIVES
Explain the principles of operation of the M240C machine gun.
Perform troubleshooting procedures on the M240C.
Identify the use of special tools and equipment required for organizational maintenance of the M240C.
ENABLING LEARNING OBJECTIVES CONTINUED 4. Perform organizational PMCS on the M240C machine gun.
5. Perform organizational level disassembly and assembly of the M240C machine gun.
6. Identify organizational maintenance repair parts for M240C machine gun.
ENABLING LEARNING OBJECTIVES CONTINUED 7. Maintenance Allocation Chart.
8. Source Maintenance and Recoverability Codes.9. Identify special tools and their uses.
EVALUATIONOpen book exam, must score a minimum of 80% to pass.
2. Hands-on exam, must score a go in all required areas to receive an overall go on the exam.
COAX MANUALSStudent Handout
TM 9-1005-313-10Operators manual
TM 9-1005-313-23&PUnit/ Direct Support Maintenance manual
OPERATORS MANUALCH 1 Introduction
Sec IGeneral Information
Sec II Equipment description
Sec III Technical principles
MAJOR COMPONENTSBARREL ASSEMBLY
DRIVING SPRING ROD ASSEMBLY
BOLT AND OPERATING ROD ASSEMBLY
MAJOR COMPONENTSTRIGGER HOUSING ASSEMBLY
EQUIPMENT DATAWEIGHT10.3 KG(22.2 LB)RATE OF FIRECYCLICSUSTAINEDRAPID
RANGE 3,725 METERS
MAX EFFECTIVE900 METERS
OPERATORS MANUALCH 2 Operating instructions
Sec II Operation under usual conditions
Sec III Operation under unusual conditions
OPERATORS MANUALCH 3 Maintenance Instructions
Sec ILubrication instructions
Sec IITroubleshooting procedures
Sec IIIMaintenance procedures
OPERATORS MANUAL CH 4 Ammunition
M82 Improved Blank
OPERATORS MANUALApp A References
App B Components of end items and BII lists
Sec 1 Introduction
Sec 2 Components of end item
Sec 3 Basic Issue Items
OPERATORS MANUALApp C Additional Authorization list
App D Expendable/Durable supplies and material list
Sec 1 Introduction
Sec 2 Expendable/Durable Supplies and Material list
CHECK ON LEARNING
Which model in the 240 family feeds from the right and were would I find this information?2. Which way does the number on the gas regulator face in order for that number to be used?3. During operator level PMCS when would the receiver assembly be considered not fully mission capable?4. As a crew member you noticed that your M240C Fails to feed how many steps are there to correct this malfunction?
Unit/ Direct Support Maintenance ManualCH 1 Introduction
Sec I General Information
Sec II Equipment description and data
Sec III Principles of Operation
Unit/ Direct Support Maintenance ManualCH 2 Unit Maintenance Instructions
Sec IRepair parts, Special tools, TMDE, and Support equipmentSec IIService upon receiptSec IIIPMCSSec IVTroubleshootingSec VMaintenance procedures
Unit/ Direct Support Maintenance ManualCH 3 Direct Support Maintenance Instructions
Sec IRepair parts, Special tools, TMDE, and Support equipmentSec IITroubleshootingSec IIIMaintenance ProceduresSec IVPre-embarkation inspection of material in units alerted for overseas movementNOTE: Stay out of this chapter, this is not your level of maintenance.
Unit/ Direct Support Maintenance ManualApp A References App B Maintenance Allocation Chart
Sec IIntroductionSec IIMaintenance Allocation ChartSec IIITools and Test equipment requirementsSec IVRemarks
Unit/ Direct Support Maintenance ManualApp C Unit and Direct Support Maintenance Repair Parts and Special Tools ListSec IIntroductionSec IIRepair Parts ListSec IIISpecial Tools List
App D Expendable/ Durable Supplies and Materials List
SMR CODE Source Code (First two positions)Tells you how to get an item needed for maintenance, repair, or overhaul of an end item/ equipment
SMR CODEMaintenance Code (3rd & 4th Position)3rd Tells you the lowest maintenance level authorized to remove, replace, and use the item.4th Tells you whether or not the item is to be repaired and identifies the lowest maintenance level with the capability to do complete repair (I.e., perform all authorized repair functions)
SMR CODERecoverability Code (5th position)Who determines disposition action on an unserviceable item
USABLE ON CODEG69 M240
SCRAPER COMBINATION REGULATOR
Used to clean the gas regulator plug.
REAMERS, CLEANINGUsed to clean carbon from the gas inlet holes on the gas plug regulator and the gas port hole on the barrel.
TOOL, COMBINATION SCRAPER/EXTRACTORUsed to clean carbon from piston head cavity of the operating rod and gas cylinder end of the receiver body. This tool is also used to remove and install the extractor on the bolt.
TOOL, REMOVING EJECTORUsed to remove and install the ejector on the bolt.
1. Cover Assembly2. Pin, Spring3. Tray, Feed4. Receiver Assembly5. Buffer Assembly6. Pin, Spring7. Trigger Housing Assembly8. Rod Assembly, Driving Spring9. Access Cover10. Rod Assembly, Operating11. Pin, Spring12. Pin, Spring
13. Pin, Firing14. Bolt, Breech Assy15. Spring Pin16. Extractor Cartridge17. Spring Helical18. Spring Assy19. Ejector Cartridge20. Plunger Extractor21. Flash Hider22. Collar, Gas23. Barrel, Machine Gun24. Plug, Gas Regulator
CHECK ON LEARNING
OF THE M240 MACHINE GUN