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 619 of 698

TM 9-2320-285-24-2

4-4.

TRANSMISSION (CONT)

1. Oil Pump and Front Support Assembly (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

DISASSEMBLY (cont)

3

h.

Internal snap

Remove

Attach pressure regulator and

(cont)

rings (14

and lockup spring

compressor

and 15)

as shown. Tighten

compressor

screw to remove all pressure

from internal snap rings (14

and 15). Remove internal

snap rings. Carefully remove

screws on spring compres-

sor. Remove spring

compressor

i.

Valve stop

Remove

(16), pres-

sure regu-

lator spring

(12), and

pressure reg-

ulator valve

(17)

j.

Valve stop

Remove

(18), lock-

up valve

spring (13),

and lockup

valve (19)

k. 14 capscrews

Remove

(20 and 21)

l.

Support

Separate

assembly

(22) and

body (23)

4

Support (24)

Plug (25)

Remove

If necessary to replace parts

4-138