AIR COMPRESSOR LEAK TEST.

TM 9-2320-211-20-3-1

2-inch paint brush

TOOLS:

Castile soap solution

SUPPLIES :

PERSONNEL:

One

EQUIPMENT

CONDITION:

Truck parked, engine off, handbrake set, air

system fully charged.

Preliminary Procedure. Open hood. Refer to TM 9-2320-211-10.

Test.

FRAME 1

NOTE

When testing the air compressor for leakage, the given

limit for air leakage is a three-inch bubble forming in

three seconds.

Coat outside of air compressor (1) with soap solution.

Check mating surfaces and fittings on air compressor assembly (1) for

leaks. If bubble forms larger or faster than limit given, tighten fittings

(2 and 3) and screws at mating surfaces on air compressor.

Do step 1 again. If leakage is still more than limit given, take out air

compressor (1) and put in a new one. Refer to para 12-25.

NOTE

Follow-on Maintenance Action Required:

Close hood.

Refer to TM 9-2320-211-10.

END OF TASK