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 141 of 323

PAR

92-9 6

lNPUT TRANSFER GEARING REBUIL D

CHAP

5,

SEC

V I

Section VI.

INPUT TRANSFER GEARING—REBUIL D

92. DESCRIPTIO N

Refer to par. 8 for the description of the

input transfer gearing.

93. DISASSEMBL Y

a. Drive Gear Assembl y

—

(fig. 373, fold-out 2)

(1) Do not remove single-row ball bear-

ings 24 and 27 from input transfer drive gear

25 unless replacement is necessary.

(2) If necessary, use a bearing puller

to remove the two bearings 24 and 27 from

drive gear 25.

b . Cluster Idler Gear Assembly

(fig. 373, fold-out 2)

(1) Do not remove double-row ball bear-

ing 35 from idler cluster gear 34 unless re-

placement is necessary.

(2) If necessary to remove bearing 35,

remove retaining ring 36 and press bearing

out of gear 34.

c . Cluster Gear Assembl y

(fig. 373, fold-out 2)

(1) Do not remove roller bearings 38

and 40 from input transfer cluster gear 41

unless replacement is necessary.

(2) If necessary to remove bearings 38

and

40, remove retaining ring 37 and press

bearings 38 and 40 and spacer 39 from cluster

gear

41.

94. CLEANIN G

Refer to par. 71 for cleaning recommen-

dations.

95. INSPECTION AND REPAIR

Refer to par. 72 for general inspection

and repair recommendations. Repair and re-

build points of measurements for fits, clear-

ances and wear limits are indicated by small,

lower case letters in fig. 373, fold-out 2. Re-

fer to par. 236 for wear limits information.

96. ASSEMBL Y

a . Drive Gear Assembl y

(fig. 373, fold-out 2)

(1) Install single-row ball bearing 24 on

the input transfer drive gear, pressing against

the numbered side of the bearing cage. Be sure

bearing is firmly seated against its shoulder

on gear 25.

(2) Install single-row ball bearing 27 on

the input transfer drive gear, pressing on the

numbered side of the bearing cage. Be sure the

bearing is firmly seated against its shoulder

on gear 25.

b. Cluster Idler Gear Assembly

(fig. 373, fold-out 2)

(1) Install double-row ball bearing 35

into the input transfer cluster idler gear ,

pressing against the numbered side of the

bearing on the outer race. Be sure the bear-

ing is firmly seated against its shoulder in

gear 34.

(2) Install retaining ring 36.

c . Cluster Gear Assembl y

(fig. 373, fold-out 2)

(1) Install roller bearing 40 into cluster

gear 41, pressing against the numbered side

of the bearing cage.

Be sure the bearing is

seated firmly against its shoulder in the gear.

(2) Install spacer 39.

(3) Install bearing 38, pressing against

the side opposite the numbered side of the

bearing cage.

(4) Install retaining ring 37.

10

9