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 94 of 1258
TM 9-2320-280-34
3 - 16.
OIL PUMP MAINTENANCE
This task covers:
a.
Removal
c.
Installation
b.
Repair
INITIAL SETUP:
Tools
Equipment Condition
General mechanic's tool kit:
Oil pan removed (TM 9-2320-280-20).
automotive (Appendix G, Item 1)
Maintenance Level
Direct support
Manual References
TM 9-2815-237-34
TM 9-2815-237-34P
TM 9-2320-280-20
a.
Removal
1.
Remove nut (6) from pickup tube bracket (4) and stud (7).
2.
Loosen capscrew (3) from bracket (4) and oil pickup tube (5) and slide bracket (4) off stud (7).
3.
Remove stud (7) from oil pump (8) and rear main bearing cap (2).
4.
Remove oil pump (8) and shaft (9) from cylinder block (1).
5.
Remove capscrew (3) and bracket (4) from oil pickup tube (5).
b.
Repair
For repair procedures for oil pump, refer to TM 9-2815-237-34.
c.
Installation
1.
Install bracket (4) on oil pickup tube (5) with capscrew (3).
Finger tighten capscrew (3).
2.
Install oil pump (8) and shaft (9) on rear main bearing cap (2).
3.
Install stud (7) on oil pump (8) and rear main bearing cap (2) and tighten to 59-74 lb-ft (80-100 N.m).
4.
Secure bracket (4) on stud (7) with nut (6).
Tighten nut (6) to 35 lb-ft (47 N.m).
5.
Tighten capscrew (3) to 12 lb-ft (16 N.m).
3-34
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