5-3. RADIATOR REPAIR (CONT)
Inspect core and upper and lower tanks for
small holes, or for other evidence of minor
leaks. Repair minor leaks by soldering or
Check filler cap opening pressure in a
suitable testers opening pressure must be a
minimum of 7 psi (48.3 kPa).
Check drain petcock (1) for damaged
threads or signs of leakage.
d. Assembly. Install drain petcock (1) in radiator
Follow-on Maintenance: Install radiator (TM 10-3930-673-20).
END OF TASK