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 27 of 323
TM 9-2520-234-35
TECHNICAL MANUAL
HEADQUARTER S
DEPARTMENT OF THE ARM Y
No. 9-2520-234-35
Washington 25, D.C., 5 July 1962
POWER TRAIN ASSEMBLY (8351100)
(ALLISON MODEL XTG-411-2A)
CHAPTER
1.
SECTION I.
II.
CHAPTER
2.
SECTION I.
II.
III.
IV.
V.
CHAPTER
3.
CHAPTER
4.
SECTION I.
II.
CHAPTER
5.
SECTION
I.
II.
III.
IV.
V.
VI.
VII.
VIII.
IX.
X.
XI.
INTRODUCTION
Paragraphs
General
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1–3
General description and data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4–7
DESCRIPTION AND OPERATION
Description and operation of input transfer assembly . . . .
8–10
Description and operation of main
transmission
assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11–25
Description and operation of right- and left-
output drive assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
26-27
Operation of
hydraulic system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
28-40
Torque paths through power train . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
41–58
PARTS, SPECIAL TOOLS, IMPROVISED TOOLS,
AND EQUIPMENT FOR FIELD AND
DEPOT
MAINTENANCE
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
59-62
TROUBLESHOOTING
General
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
63-64
Troubleshooting procedures
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
65–69
REPAIR AND REBUILD
Preliminary instructions for power train overhaul . . . . . . .
70-72
Disassembly of power train into subassemblies . . . . . . . . . . . . . . . .
73-76
Input pressure and scavenge oil pump assembly—
rebuild . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
77-81
Torque converter—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
82-86
Flange adapter assembly—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
87-91
Input transfer gearing—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
92-96
Input transfer housing—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
97-101
Main-pressure regulator and lockup shift valve
assembly—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 102–106
Control valve assembly and oil transfer plate—rebuild . . . . 107-111
Steer valve body assembly—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112-116
Relay valve body assembly—rebuild
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117-121
(Continued on next page )
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