Bulkhead union. - TM-9-2320-211-20-3-10863

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

(d) Bulkhead union.

CAUTION

Fittings are made of soft brass and can be

stripped easily if tightened too much. Tighten

fittings just enough to stop air from leaking.

NOTE

The bulkhead union on the air supply line at

front of chassis is used for this typical task.

FRAME 1

Put bulkhead union (1) through hole in chassis (2). Screw on washer (3)

and nut ( 4).

Using 1 1/2-inch open end wrench, hold bulkhead union (1). Using 1 1/2-

inch open wrench, tighten nut (4).

Screw in two elbow fittings (5).

Using 1 1/2-inch open end wrench and 10-inch pipe wrench, hold bulkhead

union (1) and tighten two elbow fittings (5).

Using 5/8-inch combination box and open end wrench, screw on and tighten

two tube nuts (6).

NOTE

Follow-on Maintenance Action Required:

Start engine and let it run until air pressure gage

reads between 65 and 120 psi. Refer to

TM 9-2320-211-10.

Stop engine. Refer to TM 9-2320-211-10.

Do air system leak test. Refer to para 1-5.

END OF TASK

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