TM-9-2520-234-35

POWER TRAIN ASSEMBLY; ALLISON MODEL XTG411-2A

TECHNICAL MANUAL; FIELD AND DEPOT MAINTENANCE MANUAL

JULY 1962

TM-9-2520-234-35 - Page 162 of 323

CHAP

5,

SEC

XVII I

REAR HOUSING REBUIL D

PAR

15 3

.

Figure 175. Removing transmission brake air valve

assembly

g . Using a 9/16-inch wrench, remov e

the shaft retaining cap screw (fig. 176). Using

a slide hammer remover, remove the brake

coolant pump idler gear shaft.

h . Using a square 5/16-inch wrench, re-

move the socket-head plug (fig. 176).

i . Using 11/16-inch wrench, remove the

hexagon-head plug (fig. 177).

j . Straighten the pin on each brake apply

link assembly and remove the pins, washers,

springs, ratchets and adjusting nuts (fig. 177).

k . Remove the right-cam follower lin k

shaft (fig. 178).

l . Remove the left-cam follower lin k

shaft (fig. 178).

m.

Remove

the

left-cam

follower

and

brake apply link assembly (fig. 179).

n . Remove retaining ring 14 (fig. 379,

fold-out 8) that retains pin 8 in left-cam fol-

lower link 3.

13 0

Figure 176. Removing (or installing) snap ring which

retains brake collant pump idler gear

Figure 177. Transmission rear housing and component

parts

o . Remove pin 8, cam follower 6, bear-

ing rollers 5 and washers 4 and 7 from cam

follower link 3.

p . Remove retaining ring 13 that retains

brake apply link pin 9.