TM-9-2320-279-20-2
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 2 OF 3
TM-9-2320-279-20-2 - Page 744 of 938
TM 9-2320-279-20-2
CHAPTER 17
WINCHES, CRANES, AND POWER TAKEOFF (PTO) MAINTENANCE
Contents
General .
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Front Cable Tensioner Removal/Repair/Installation .
...............................
Rear Cable Tensioner Removal/Repair/Installation
Front Cable Guide Removal/Repair/Installation
. . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . .
Small Rear Cable Guide Removal/Repair/Installation (M978, M983, M984)
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Rear Cable Guide Removal/Repair/Installation .
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Rear Cable Tensioner Removal/Repair/Installation (M984)
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Self-Recovery Winch Cable Removal/Repair/Installation. . . . . . . . . . . . . . . . . . .
Self-Recovery Winch Hydraulic Tubes Removal/Installation . . . . . . . . . . . . . . . . . . . . . . .
Self-Recovery Winch and Brackets Removal/Installation .
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Heavy-Duty Winch Cable Removal/Installation (M984)
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Heavy-Duty Winch Cable Removal/Installation (M984E1) .
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Heavy-Duty Winch Cable Tensioner Removal/Installation (M984E1) .
...............
Heavy-Duty Winch Hydraulic Tubes Removal/Installation (M984)
..................
Self-Recovery Winch Breather Removal/Installation .
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Heavy-Duty Winch Breather Removal/Installation (M984)
.........................
Crane Hook Block, Hook, and Clevis Removal/Repair/Installation (M985) .
...........
Crane Hook Block and Hook Removal/Repair/Installation (M983) .
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Crane Hook Block, Hook, and Clevis Removal/Repair/Installation (M977) .
...........
Crane Hook Block, Hook, and Clevis Removal/Repair/Installation (M984E1) .
........
Crane Hook Block Stowage Guide Removal/Installation (M984E1) .
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Crane Hoist Cable Removal/Installation (M977, M984E1, M985) .
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Crane Hoist Sheave Pulley Removal/Repair/Installation (M983) .
...................
Crane Hoist Cable Removal/Installation (M983) .
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Crane Boom Repair (M977, M985)
...............................................
Crane Boom Repair (M984E1) .
..................................................
Boom Hose Reel Removal/Installation (M983)
....................................
Remote Control Unit Strap, Control Knobs, Assembly, and Levers
Removal/Repair/Installation (M977, M984E1, M985) .
..............................
Crane Remote Control Cable Repair (M9877, M984E1, M985)
......................
Crane Remote Control Station Cable and Connector Removal/Repair/Installation
(M984E1) .
.....................................................................
Heavy-Duty Winch Remote Control Box and Plug Repair (M984)
...................
Heavy-Duty Winch Remote Control Unit Repair (M984E1) .
........................
Heavy-Duty Winch Remote Control Cable Repair (M984E1) .
.......................
Remote Control Unit Strap Handles Removal/Installation (M983) .
..................
Remote Control Interconnect Cable Removal/Installation (M983)
Crane Controls Removal/Installation (M977, M985)
. . . . . .
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . .
Hose Support Removal/Installation .
..............................................
Hydraulic Pump and Power Takeoff (PTO) Removal/Installation
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Hydraulic Pump Removal/Installation (M984E1) .
.................................
Power Takeoff (PTO) Removal/Installation (M984E1) .
.............................
PTO Pressure Switch, Screen Adapter, and Tee Removal/Installation .
...............
PTO Solenoid Removal/Installation
..............................................
Crane Left and Right Outrigger Control Levers Removal/Installation (M983) .
.......
Outrigger Pads and Safety Chain Repair (M977, M984E1, M985) .
..................
Outrigger Beam Assembly Cover Removal/Installation (M984E1) .
..................
Turntable Bearing Screw Tightening (M977, M985 M984E1)
.......................
Para
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17-6
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17-7
17-39
17-8
17-48
17-9
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17-10
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17-11
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17-11.1
17-57
17-11.2
17-60.1
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17-17.1
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17-88.1
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17-21
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17-21.1
17-98
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17-23.1
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17-24
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17-24.2
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17-27.1
17-28
17-28.1
17-28.2
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17-34
Section I. INTRODUCTION
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17-130.2
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17-138
17-141
17-146
17-147
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17-157
17-159
17-161
17-1. GENERAL.
This chapter contains maintenance instructions for repairing, replacing, installing, and
servicing winch, crane, and power takeoffcomponents authorized by the Maintenance Allocation Chart (MAC)
at the organizational maintenance level.
Change 2
17-1
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