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 311 of 323
FIGURE
384
(fold-out 13)
I—Hexagon-head, self -locking bolts (4)
—$140903
1
2—Snap ring—770803 2
3—Rol]er—8348$40
4--Pump drive gear—8 3 J 1604
$--output pressure pump assembly—8 3 J 1672
6—Pump body assembly—8 3 J 16 JO
7—Needle roller bearing—709414
8—pump body—83 f 1642
9—Ball—4\ 3606
10—Shaft—77 10734
1
l+il pump drive gear—83 $1671
12—Oil pump idler gear assemb]y—83 47878
13—Needle roller bearing—7 13822
14--Oil pump idler gear—8 347877
1 \—Round-head screw (2)—1139$6
16—Pump cover assembly—8 3$1641
17—Needle roller bearing—7094 14
18—Pin—443767
19—Pump cover—83 J 1634
20—Brake coolant pump assembly—8 3$
I \ 07
2 l—Pump idler gear—770998 f
22—Idler gear shaft—7709994
23—Pump separator pl~te assembly—77t0132
24—Pump separator plate—7709988
2 $—Needle roller bearing—709428
26—pump idler gear—770998 J
27—Hexagon-head,
self-locking bolt (7) —940901 2
2 S—pump cover
issembly—zz 10144
29—Needle ro]ler bearing (2) —709488
}0—Pump cover—7709989
3 I—Dowel
pin
(2) —443767
32—Pump body—83 fl $06
33—Pump drive geor—7709986
34—Key—96906-3 f7f6- 17
3 $—Retaining ring (2)—7710031
3 6—Pump separator plate assembly—7710132
37—Needle roller bearing—709428
3 8—Pump separator plate—7709988
39—Retaining ring (2)—771003 1
40—Pump drive shaft—7709997
41 —Key—96906-3 \7J6-17
42—Lock pin—1 41123
43—Pump drive gear—7709986
44—Pump cover assembly—77 10148
4$—Needle roller bearing (2) —709428
46—Dowel pin (2) —443767
47—Pump cover—770999 1
48—Pump drive gear shroud—771 0212
49—External-drive gear—771 0141
$ O—Gear shroud plate—77
10821
J I—Hexagon-head, self-locking
bolt-94090 10
$2—Hexagon-head, self-locking bolt (7) —9409012
\ 3—Hexagon-head,
self-locking bolt ( 3 ) —94o9o 30
\4--Pump bottom gasket—83 \ 1708
\ J—Pump manifold gasket—83 \ 1678
$6—Pump manifold—7710210
\7—Lock washer ( 1 \) —96906-3J338-8
\8—Hexagon-head cap screw ( 1 J )—96906-3 \29J-63
\9—Lock washer (3) —96906-3$338-8
60—Hexagon-head cap screw ( 3 ) —96906-3 $29f-61
6] —Hexagon-head cap screw (4) —96906-3J29\-68
62—Lock washer (4) —96906-3J338-8
63—Sleeve (2) —83498JJ
6+-Valve stem (2)—83$0$13
6\ —Check va[ve spring (2) —83J1 J02
66—Washer (2)—83$170$
67—Check wslve washer assembly (2) —83 JO!31
68—Check valve grommet (2) —8347930
Small lower case letters, in the exploded view at right, refer to repair and
rebnild points of measurement for fits, clearances and wear limits. See Chapter 6.
\
a
a
BRAKE COOLANT 011
h
/-
PUMP
48 ,9
//!O
4
,,
,,
63
w
1
62
6,=+
ORD E 3280 3
Figure 384.
Foldout
1 3
output pressure and brake caolanl oil pump as s[,m I)lie.<
szploded view
263
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