TM 5-5420-202-20-2
THERMOSTATIC ENGINE OIL COOLER VALVE ASSEMBLY (LEFT AND RIGHT)
REPLACEMENT (Sheet 3 of 4)
TEST:
1.
Using ruler, measure overall length of valve
(A) at room temperature.
2.
Write down overall length of valve (A).
3.
Using wire (B), wrap one end tightly around
threads of valve (A).
Place valve (A) in boiling water. Let free end of wire (B) hang over edge of container.
4.
5.
After about 30 seconds, use free end of wire (B) to take valve out of water.
6.
Using ruler, immediately measure overall length of valve (A). Record length.
Compare length of valve before and after heating. If valve length increased less than
7.
1/4 inch, throw valve away. Get new valve and repeat test. If new valve exceeds 1/4-
inch, it may be installed.
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.
8.
Using low-pressure compressed air, dry good valve.
Go on to Sheet 4
