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 207 of 323

*C2

PAR

227,

STEPS

47-5 0

ASSEMBL Y

CHAP

5,

SEC

XXXII I

Figure 286 (Step 47)

Install two 1/2-13 x 1-3/4 bolts (A) and lock

washers (B). Install the remaining 7/16-1 4

x 1-1/2 bolts (C) and lock washers (D). Tighten

all split line bolts. Torque 7/16, 1/2, an d

5/8 bolts to 42-50, 67-80 and 117-140 pound-

feet, respectively.

Figure 288 (Step 49)

Install the remaining thirteen 3/8-16 x 1-3/8

bolts (A) with lock washers (B) and four 3/8-16

x 2-1/2 bolts (C) with lock washers (D). Using

a 9/16-inch wrench, torque all of the bolts to

26-32 pound-feet.

Figure 287 (Step 48)

Install gasket (A) on brake coolant oil pump

and manifold assembly (B). Note . Be sur e

that valves (C) remain in proper position dur-

ing installation of assembly (B). Install two

3/8-16 x 1-3/8 mounting bolts with lock wash-

ers to initially retain the pump and manifold

assembly .

Figure 289 (Step 50)

Using a 15/16-inch socket wrench, tighte n

the intermediate- and low-range clutch hous-

ing nuts (A) to 134-160 pound-feet torque.

Using a 9/16-inch wrench, tighten the inter-

mediate- ,

and low- and reverse-range clutch

piston housing bolts (B) to 26-32 pound-feet

torque.

17 5