TM-9-2320-285-24-2

TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1985

TM-9-2320-285-24-2 - Page 206 of 698

TM 9-2320-285-24-2

3-24.

BRAKE CONTROLS MAINTENANCE (CONT)

g.

Relay Valve (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

REASSEMBLY (cont)

5

r

Adapter (6)

Install

Tighten to 180-200 pounds

(cont)

inch

s

Exhaust cover

Position

On cover (11)

(5)

t

Screw (4)

Install and

tighten

INSTALLATION

6

Front frame

a

Relay valve

Position

crossmember,

assembly

center

b

Two capscrews

Install and

(1), nuts

tighten

(2), and lock

washers (3)

c

Air brake lines

Connect

Para 2-51a

and fittings

7

Cab

Air pressure

Restore

Para 2-41h(1)

8

Front frame

Relay valve, lines

Inspect

Check for leaks

crossmember

and fittings

3-200