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 221 of 534

TM 5-5420-202-20-4

FIXED FIRE EXTINGUISHER MANIFOLD REPLACEMENT

(Sheet 1 of 2)

TOOLS: 1-5/8 in. open end wrench

1-1/16 in. open end wrench

1-1/4 in. open end wrench

Torque wrench with 1/2 in. drive

10 in. extension with 1/2 in. drive

1-1/4 in. crowfoot wrench

1-5/8 in. crowfoot wrench

REMOVAL:

1.

2.

3.

4.

CAUTION

Immediately after removing each dis-

charge line, install protective cap to

cover exposed part. Use protective caps

stowed

on dummy plugs at neck of cyl-

inder.

Using 1-5/8 inch wrench, remove three nuts (A) attaching manifold assembly (B) to three

cylinders (C).

Using hands, remove protective cap (D)

from dummy plug (E) and install on each

of the three cylinders (C).

Using 1-1/16 inch wrench and 1-1/4

inch wrench, hold fitting (F) and remove

—

tube nut (G).

Using hands, lift manifold

(B) from the area.

INSPECTION:

1.

Check manifold assembly

(A) for cracks or wear.

NOTE

assembly

(B) and nuts

To check threads on cylinders for wear, it will

be necessary to remove protective caps (D).

2.

Check threads on cylinder

3.

Replace necessary parts.

Go on to Sheet 2

(C) for wear.

Change 4

20-63