TM-9-2520-246-34-1
TRANSMISSION MODEL 3053A; TRANSMISSION TRANSFERS MODEL T-136-21 AND MODEL T-136-27; POWER TAKEOFFS MODEL WN-7-28, MODEL WND-7-28 AND MODEL P-136-C
TECHNICAL MANUAL; MAINTENANCE, DIRECT SUPPORT AND GENERAL SUPPORT LEVEL
JANUARY 1981
TM-9-2520-246-34-1 - Page 5 of 418
TM 9-2520-246-34-1
Paragraph
Section II — Continued
Reverse Idler Gear Assembly . . . . . . .
Mainshaft Rear Bearing Cap . . . . . . .
Shifter Shaft Cover Assembly. . . . . . .
Clutch Release Bearing Carrier . . . . . .
Cleaning. . . . . . . . . . . . . . . . . .
General Inspection . . . . . . . . . . . . .
Wear Limit Inspection . . . . . . . . . . . .
Input Shaft Assembly. . . . . . . . . . .
Mainshaft Assembly. . . . . . . . . . . .
Countershaft Assembly . . . . . . . . . .
Reverse Idler Gear Assembly . . . . . . .
Repair . . . . . . . . . . . . . . . . . . .
Assembly of Subassemblies . . . . . . . . .
Input Shaft Assembly . . . . . . . . . . .
Mainshaft Assembly . . . . . . . . . . . .
Countershaft Assembly . . . . . . . . . .
Reverse Idler Gear Assembly . . . . . . .
Mainshaft Rear Bearing Cap. . . . . . . .
Shifter Shaft Cover. .
. . . . . . . . . . .
Clutch Release Bearing Carrier . . . . . .
Final Assembly . . . . . . . . . . . . . . .
Reverse Idler Gear Assembly . . . . . . .
Countershaft Assembly . . . . . . . . . .
Input Shaft Assembly . . . . . . . . . .
Mainshaft Assembly . . . . . . . . . . .
Input Shaft Bearing Cap . . . . . . . . .
Power Takeoff Access Cover (Trucks
Without Power Takeoff Installed) . . . . .
Countershaft Rear Bearing and Cover . . .
Mainshaft Rear Bearing Cap. . . . . . . .
Companion Flange. . . . . . . . . . . . .
Shifter Shaft Cover . . . . . . . . . . .
Clutch Release Assembly . . . . . . . . .
Shift Test . . . . . . . . . . . . . . . . .
Neutral Position . . . . . . . . . . . . .
Forward Speed Positions . . . . . . . . .
Reverse Position . . . . . . . . . . . . .
Section III.
Maintenance of Transmission Transfer Assembly
Cleaning Before Disassembly . . . . . . . .
Disassembly of Transmission Transfer into
Subassemblies . . . . . . . . . . . . . .
Mounting Transmission Transfer
Assembly instant . . . . . . . . . . . .
Companion Flanges . . . . . . . . . . . .
Handbrake Brake Drum and B rake shoe
Assembly . . . . . . . . . . . . . . . .
Front Output Case Assembly (Model
T-136-27 ) . . . . . . . . . . . . . . . .
Front Output Clutch (Model T-136-27) . . .
2-5d
2-5e
2-5f
2-5g
2-6
2-7
2-8
2-8a
2-8b
2-8C
2-8d
2-9
2-10
2-10a
2-10b
2-10C
2-10d
2-10e
2-10f
2-10g
2-11
2-11a
2-11b
2-11C
2-11d
2-11e
2-11f
2-11g
2-11h
2-11i
2-11j
2-11k
2-12
2-12a
2-12b
2-12C
2-13
2-14
2-14a
2-14b
2-14c
2-14d
2-14e
Page
2-34
2-35
2-36
2-42
2-43
2-44
2-49
2-49
2-51
2-56
2-59
2-61
2-62
2-62
2-64
2-73
2-78
2-79
2-80
2-86
2-87
2-87
2-88
2-91
2-93
2-96
2-97
2-98
2-101
2-102
2-103
2-105
2-108
2-108
2-110
2-111
2-113
2-113
2-113
2-114
2-115
2-117
2-119
2-120
iii
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