TM-5-4310-389-14
3-25 LUBE OIL COOLER (ENGINE).
DESCRIPTION
This task covers: Inspect. Service. Repair
INITIAL SETUP
Tools:
Equipment conditions:
General Mechanic Tool Kit
1.
Engine secured (paragraph 2-11).
Materials/Parts:
Face shield, item 26 Appendix E
Detergent, item 12 Appendix E
Wiping rags, item 25 Appendix E
INSPECT SERVICE
WARNING
Eye protection/face shield must be worn when using compressed air for cleaning. Never use
compressed air over 35 psi line pressure for cleaning. Clear immediate area of personnel.
a
Inspect oil cooler (figure 3-24) for leaks, damage, accumulated dirt, and oil.
b
To clean oil cooler, remove speed control lever (1) and remove four fastening bolts (3).
c
Remove cooler (2), being careful not to let oil spilling from the cooler enter between the fins. Cap lube oil cooler
so contaminants do not enter oil cooler.
NOTE
Steam jet cleaning is recommended. If a steam jet cleaner is not available, use compressed air set at
35 psi to clean fins and cylinder head.
3-43
