TM-9-2320-280-34
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
JANUARY 1996
TM-9-2320-280-34 - Page 208 of 1258
3 - 2 5 . ENGINE INSTA L L ATION (6.5 L)
This task covers:
Installation
INITIAL SETUP:
Applicable Models
M997A2, M1025A2, M1035A2, M1043A2,
M1045A2, M1097A2, M1123
Tools
General mechanic’s tool kit:
automotive (Appendix G, Item 1)
Breaker bar, 3/8 in. (Appendix G, Item 2)
Special Tools
Engine lifting sling
(Appendix G, Item 22)
Torque adapter, 3/4 in. (Appendix G, Item 107)
Belt tension gauge (Appendix G, Item 27)
Materials/Parts
Thirty-five lockwashers
(Appendix E, Items 75, 83, and 86)
Two cotter pins (Appendix E, Item 9)
Twenty-four locknuts
(Appendix E, Items 47 and 49)
Three nut and lockwasher assemblies
(Appendix E, Item 94)
Two lockwashers (Appendix E, Item 88)
Two lockwashers (Appendix E, Item 89)
Lockwasher (Appendix E, Item 90)
Lockwasher (Appendix E, Item 91)
Gasket (Appendix E, Item 28)
O-ring seal (Appendix E, Item 103)
Three exhaust gaskets (Appendix E, Item 27)
Two rubber washers (Appendix E, Item 146)
Materials/Parts (Cont’d)
Tiedown strap (Appendix E, Item 210)
Adhesive sealant (Appendix B, Item 44)
Antiseize compound (Appendix B, Item 7)
Sealing compound (Appendix B, Item 50)
RTV sealant (Appendix B, Item 43)
Engine/transmission support sling
(Appendix C, Figs. 24 through 40) (Optional)
Personnel Required
One mechanic
One assistant
Manual References
TM 9-2320-280-10
TM 9-2320-280-20
TM 9-2320-280-24P
Equipment Condition
Engine prepared for installation (para. 3-26).
General Safety Instructions
• Direct personnel to stand clear during hoisting
operation.
• Do not use hands to free engine if hangups or
snags.
• Transmission must be supported during engine
installation.
Maintenance Level
Direct support
Installation
TM 9-2320-280-34
3 - 1 4 6
Change 1
WARNING
• Direct all personnel not participating in engine installation to
stand clear during hoisting operation. Failure to do this may
cause injury.
• Do not use hands to free engine of hangups or snags. Use
prybars to avoid injury.
CAUTION
• Always install engine slowly. Lower into chassis carefully and
closely observe all engine components to prevent engine damage.
• If transmission support sling was installed, remove prior to
engine installation.
NOTE
• All plugs must be removed from hoses and connections prior to
reconnection.
• Assistant will be needed for steps 1 through 7.
• This procedure is for the 6.5 L engine only. Refer to para.
3-23 for 6.2 L engine and detuned 6.5L engine installation.
1.
Lower engine (1) into vehicle.
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