TM-9-2320-273-10
TRUCK, TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER
TECHNICAL MANUAL; OPERATOR’S MANUAL
DECEMBER 2012
TM-9-2320-273-10 - Page 295 of 452
WINCH (M916 AND M920)
SYMPTOM
Winch drum will not operate.
MALFUNCTION
PTO not engaged, engine not at maximum rpm, or low oil level.
CORRECTIVE ACTION
WARNING
Do not remove fill cap when hydraulic oil is hot. The
hydraulic tank is pressurized to 5 psi (35 kPa). Remove fill
cap slowly. Failure to comply may result is severe injury to
personnel. Seek medical attention in the event of an injury.
1. Check position of PTO and engine throttle controls. Ensure PTO control
is engaged and engine throttle on winch control console is pulled out for
maximum rpm.
2. Check hydraulic fluid level. Add fluid to reservoir if necessary. If winch
will not operate properly, notify supervisor.
SYMPTOM
Winch unusually noisy when operating.
MALFUNCTION
Winch cable is twisted, tangled, or causing drum to bind.
CORRECTIVE ACTION
WARNING
Always wear heavy gloves when handling the winch wire
rope. Never allow the cable to run through your hands as
broken wires can cause painful injuries. Failure to comply
may result in injury to personnel. Seek medical attention in
the event of an injury.
Check to make sure that cable is not twisted, tangled, or causing drum to
bind. Pay out or reel in cable as necessary to straighten it. If winch is still
unusually noisy when operating, notify supervisor.
END OF TASK
TM 9-2320-273-10
0023
0023-21
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