TM 5-5420-202-20-2,
OIL COOLERS - CLEANING (Sheet 2 of 3)
NOTE
If powerplant is installed in vehicle, all preliminary proce-
dures must be accomplished prior to cleaning. For cleaning
coolers in-or-out of vehicle, make sure oil filler and indicator
covers are tightly closed. Cover all exposed engine openings.
1.
Mix one part detergent to approximately
five parts of water as cleaning solution.
Insert siphon hose (A) into cleaning solution
container (B).
Compressed air used for cleaning purposes will not exceed 30 psi.
Use only with effective chip guarding and personal protective
equipment goggles/shield, gloves, etc.
2.
Connect cleaner air inlet (C) to 30 psi air
supply.
Position cleaner head (D) behind oil engine
3.
cooler fins (E) with spray holes toward
fins.
Go on to Sheet 3
6-49