TM 9-2320-279-20-2
C H A P T E R 1 7
W I N C H E S , C R A N E S , A N D P O W E R T A K E O F F ( P T O ) M A I N T E N A N C E
Contents
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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)
. . . . . . . . . .
Rear Cable Guide Removal/Repair/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Cable Tensioner Removal/Repair/Installation (M984)
. . . . . . . . . . . . . . . . . . . . . . . . .
Self-Recovery Winch Cable Removal/Repair/Installation. . . . . . . . . . . . . . . . . . .
Self-Recovery Winch Hydraulic Tubes Removal/Installation . . . . . . . . . . . . . . . . . . . . . . .
Self-Recovery Winch and Brackets Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heavy-Duty Winch Cable Removal/Installation (M984)
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heavy-Duty Winch Cable Removal/Installation (M984E1) . . . . . . . . . . . . . . . . . . . . . . . . . .
Heavy-Duty Winch Cable Tensioner Removal/Installation (M984E1) . . . . . . . . . . . . . . . .
Heavy-Duty Winch Hydraulic Tubes Removal/Installation (M984)
. . . . . . . . . . . . . . . . . .
Self-Recovery Winch Breather Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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) . . . . . . . . . . . . . . . . . . .
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) . . . . . . . . . . . . . . . . . .
Crane Hoist Cable Removal/Installation (M977, M984E1, M985) . . . . . . . . . . . . . . . . . . . .
Crane Hoist Sheave Pulley Removal/Repair/Installation (M983) . . . . . . . . . . . . . . . . . . . .
Crane Hoist Cable Removal/Installation (M983) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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
. . . . . . . . . . . . . . . . . . .
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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17-1. 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
