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 222 of 534

TM 5-5420-202-20-4

FIXED FIRE EXTINGUISHER MANIFOLD REPLACEMENT

(Sheet 2 of 2)

INSTALLATION:

1.

2.

3.

4.

5.

6.

7.

8.

9.

Using hands, remove the protective cap (A) from each of the three cylinders (B). Stow

caps (A) on dummy plugs (C).

Posit ion manifold (D) on top of three cylinders (B).

Using fingers, start tube nut (E) on manifold fitting (F).

Using fingers, start three manifold nuts (G) on cylinders (B).

Using 1-1/16 inch wrench, hold fitting (F) and use 1-1/4 inch wrench to tighten nut (E)

to a snug fit.

Using 1-1/4 inch crowfoot wrench, extension,

and torque wrench, torque nut (E) to

40-55 lb-ft (54-75 N m).

Using 1-5/8 inch wrench, tighten three

nuts (G) to a snug fit.

Using 1-5/8 inch crowfoot wrench and

torque wrench, torque nuts (G) to 70-90

lb-ft (95-102 N-m).

Replace control valves (page 20-14)

TA248722

20-64