CLEANING -624880219

TM 5-2420-222-20-1

LUBRICATING COOLER (ENGINE OIL COOLER) - CONTINUED

ACTION

LOCATION

ITEM

REMARKS

CLEANING

NOTE

For more information on how to clean parts, go to General Maintenance Instructions (page 2-137).

WARNING

Drycleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and gloves and use

only in a well ventilated area. Avoid contact with skin, eyes, and clothes and don't breathe vapors. Do

not use near open flame or excessive heat. The flashpoint Is 1000F to 1380F (380 to 590C). If you

become dizzy while using cleaning solvent, get fresh air immediately and get medical aid. If contact

with eyes is made, wash your eyes with water and get medical aid immediately.

All parts

a. Clean in drycleaning solvent.

b. Using clean, dry rags, wipe dry.

INSPECTION/REPLACEMENT

NOTE

For more information on how to inspect parts, go to General Maintenance Instructions (page 2-137).

Replace defective parts that cannot be repaired.

10.

All metal parts

Look for cracks, breaks, and abnormal

bends.

11. Cooler (1)

Valve (2)

Using hand pump, flow control valve,

handle, and pressure gage, measure

opening pressure.

Valve should open at 12 to 15

psi

(83 to 103 kPa).

All threaded parts

Look for damaged threads.

REPAIR

13.

Nipple (3) and

If threads are damaged, using pipe thread

cooler (1)

set, restore threads.

2-158