TM-5-5420-202-20-4

M60A1 CHASSIS, TRANSPORTING; FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL; VOLUME 4 OF 4

OCTOBER 1985

TM-5-5420-202-20-4 - Page 232 of 534

TM 5-5420-202-20-4

RIGHT DISCHARGE VALVE, TUBES, AND RELATED PARTS REPLACEMENT (FIXED FIRE

EXTINGUISHER) (Sheet 4 of 5)

ASSEMBLY:

1.

2.

3.

4.

5.

6.

7.

8.

NOTE

●

Position tubes, valves, and related parts

in vise as necessary to accomplish

assembly.

●

Apply zinc chromate primer to all male

pipe threads before installing threaded

connections.

Using vise, secure new valve (A).

Using 7/8 inch wrench, install bushing

(B) into valve (A), making sure that

arrow on valve (A) is pointing toward

bushing (B).

Using 3/4 inch wrench, install adapter

(C) into bushing (B).

Using 7/8 inch wrench, install tube

(D) onto adapter (C). Do not tighten

at this time.

Using pipe wrench, install nipple (E)

into valve (A).

Using pipe wrench, install elbow (F)

onto nipple (E).

Using 1-inch wrench, install tube (G) onto elbow (F).

Using 1 inch wrench on tube (G) and 7/8 inch wrench on tube (H), install tube (H) onto

tube (G). Do not tighten at this time.

Go on to Sheet 5

20-74

TA248732