TM-9-2320-361-34
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
MAY 1992
TM-9-2320-361-34 - Page 493 of 764
TM 9-2320-361-34
I
15-43. MAIN DRIVE IDLER GEAR MAINTENANCE
THIS TASK COVERS:
a.
Removal
d. Assembly
b.
Disassembly
e. Installation
c. Cleaning and Inspection
INITIAL SETUP
APPLICABLE MODELS
M764
TOOLS
General mechanic’s tool kit (Appendix B, Item 1)
Mechanical puller kit (Appendix B, Item 22)
MATERIALS/PARTS
Sixteen lockwashers (Appendix F, Item 138)
Cotter pin (Appendix F, Item 6)
Cotter pin (Appendix F, Item 13)
Gasket (Appendix F, Item 58)
Gasket (Appendix F, Item 59)
No gaskets (Appendix F, Item 60)
Two O-rings (Appendix F, Item 170)
O-ring (Appendix F, Item 171)
Two woodruff keys (Appendix F, Item 276)
Two oil seals (Appendix F, Item 239)
Four locknuts (Appendix F, Item 98)
Sealing compound (Appendix C, Item 17)
PERSONNEL REQUIRED
Two
REFERENCES (TM)
LO 9-2320-209-12-1
TM 9-214
TM 9-2320-361-10
TM 9-2320-361-20
TM 9-2320-361-34P
EQUIPMENT CONDITION
.
Parking brake set (TM 9-2320-361-10).
. Hydraulic pump universal joint removed
(TM 9-2320-361-20).
●
Main drive idler gear housing drained
(LO 9-2320-209-12-1).
GENERAL SAFETY INSTRUCTIONS
Support housing before removing hardware.
—
a. Removal
1. Remove four locknuts (18), screws (21), and shaft flange (20) from flange (19). Discard locknuts (18)
WARNING
Support main drive idler gear housing before removing hardware.
Failure to do so may result in injury to personnel or damage to
equipment.
2. Remove eight nuts (7), lockwashers (6), screws (2), housing (5), and gasket (3) from clutch case (1).
Discard lockwashers (6) and gasket (3).
b. Disassembly
1.
2.
3.
4.
5.
6.
7.
Remove cotter pin (30), nut (29), shaft (9), and idler gear (4) with bearings (35) from housing (5).
Discard cotter pin (30).
Remove two O-rings (8) from shaft (9). Discard O-rings (8).
Remove cotter pin (24), nut (23), washer (22), flange (19), woodruff
key (33), and gasket (34) from
shaft (27), Discard cotter pin (24), woodruff
key (33), and gasket (34).
Remove eight screws (11), lockwashers (10), two retainers (12), and gaskets (17) from housing (5).
Discard lockwashers (10) and gaskets (17).
Press two oil seals (16) from retainers (12). Discard oil seals (16).
Loosen setscrew (13) and remove collar (14) and O-ring (31) from shaft (27). Discard O-ring (31).
Remove shaft (27) with bearings (26) and (28) and main drive gear (25) from housing (5).
15-182
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