TM 9-2320-280-20-2
3-6. OIL PAN REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Tools
Equipment Condition
General mechanic’s tool kit:
Starter removed (para. 4-8).
automotive (Appendix B, Item 1)
Oil dipstick tube removed (para. 3-2).
Materials/Parts
Seal (Appendix G, Item 213)
Two lockwashers (Appendix G, Item 110)
Oil pan gasket (Appendix G, Item 52)
(optional)
Sealant (Appendix C, Item 38)
Manual References
TM 9-2320-280-10
TM 9-2320-280-24P
General Safety Instructions
Do not drain oil when engine is hot.
a. Removal
WARNING
Do not drain oil when engine is hot. Severe injury to personnel will
result.
NOTE
Have drainage container ready to catch oil.
1. Remove oil drainplug (8) and gasket (7) and drain oil. Install gasket (7) and oil drainplug (8) after oil
is drained.
2. Remove two nuts (9), lockwashers (10), and starter cable support bracket (11) from studs (14).
Discard lockwashers (10).
3. Remove twenty capscrews (6), two large capscrews (13), studs (14), oil pan gasket (4) (if installed),
and oil pan (12) from cylinder block (2). Remove any sealant remains.
4. Remove oil pan rear seal (15) from rear main cap (1). Discard oil pan rear seal (15).
b. Installation
1.
2.
3.
4.
5.
6.
3-8
Apply a bead of sealant to each end of seal (15) and install oil pan rear seal (15) on rear main cap (1).
NOTE
Perform step 2 for optional oil pan gasket. Perform step 3 for
applying sealant.
Immediately install oil pan after application of sealant.
Install oil pan gasket (4) on lip of oil pan (12) and align with bolt holes.
Apply a 3/16 in. (5mm) bead of sealant around two large holes (3) on cylinder block (2). Apply
a 3/16 in. (5mm) bead of sealant around oil pan sealing surface (5) following sealant diagram shown.
Install oil pan (12) on cylinder block (2) with twenty capscrews (6), two large capscrews (13), and
studs (14). Tighten capscrews (6) and studs (14) to 4-10 lb-ft (5-14 N.m). Tighten large capscrews (13)
to 13-20 lb-ft (18-27 N.m).
Install starter cable support bracket (11) on studs (14) with two lockwashers (10) and nuts (9).
Tighten oil drainplug (8) to 20 lb-ft (27 N.m).
