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 TM 5-1940-277-20
TM 1940-20/2
INSTALL:
NOTE
This procedure covers two different types of transmission oil
coolers used on different engines. Step three through step nine
apply to the MK1 and MK2 w/Sabre engine. Steps ten through
seventeen apply to the MK2 w/Cummins engine.
1.
Slide new transmission oil cooler (4) into clamp (6) and mounting bracket (7).
2.
Using screwdriver, tighten clamp (6).
3.
Install two oil hose fittings (5) and tighten using wrenches.
4.
Push rubber hoses (2) on ends of transmission oil cooler (4) beyond flare.
5.
Using screwdriver, tighten four hose clamps (1) on hoses.
6.
Refill cooling systems (refer to paragraph 3-69).
7.
Replace buoyancy material (refer to paragraph 3-152) if removed.
8.
Check transmission oil level with engine hot (refer to TM 5-1940-277-10). Add transmission oil as
needed.
9.
Close engine hatches.
NOTE
Steps ten through fifteen apply to the MK2 w/Cummins engine.
10.
Install transmission oil cooler (10) to bracket (12) with two U-bolts (13) and four nuts (11) using
1/2 inch wrench.
11.
Using 3/4 inch wrench, install two elbows (15 and 18) on transmission oil cooler (10).
12.
Using 3/4 inch wrench, install two transmission oil cooler lines (16 and 17) on the transmission oil
cooler (10).
13.
Install clamps (9) and rubber hoses (8 and 14) on transmission oil cooler (10).
14.
Using flat tip screwdriver, tighten two clamps (9).
15.
Replace buoyancy material (refer to paragraph 3-152) if removed.
16.
Check transmission oil level with engine hot (refer to TM 5-1940-277-10). Add transmission oil as
needed.
17.
Close engine hatches.
Change 2
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