TB-9-2320-279-13-P-4
TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8, M983A2 LET
TECHNICAL BULLETIN; OPERATOR AND FIELD LEVEL
APRIL 2008
TB-9-2320-279-13-P-4 - Page 177 of 744
OPERATOR MAINTENANCE
CONTROLS (REMOTE OR MANUAL) STICKING IN ENGAGED POSITION
INITIAL SETUP:
Equipment Condition
Engine shut down. (TM 9-2320-279-10)
Parking brakes applied. (TM 9-2320-279-10)
Wheels chocked. (TM 9-2320-279-10)
TROUBLESHOOTING PROCEDURE
CONTROLS (REMOTE OR MANUAL) STICKING IN ENGAGED POSITION
TEST 1 - Is hydraulic fluid below normal operating temperature?
WARNING
Reservoir may be very hot. Use care when placing hand near reservoir. Reservoir can
become hot enough to cause serious burns. Failure to comply may result in injury or death
to personnel.
NOTE
•
Common problems with heavy-duty winch that may be found are:
a. Slow or abnormal operation.
b. Winch will not pull required load.
•
Common causes of problems are:
a. Cold hydraulic fluid (slow operation).
b. Low engine speed (slow or abnormal operation).
c.
Controls malfunction (remote and manual).
•
Report all problems to field maintenance.
•
If outside temperature is 0°F (-17°C) or lower, hydraulic fluid may be below operating
temperature.
1. Check if outside temperature is 0°F (-17°C) or lower.
TB 9-2320-279-13&P-4
0020
0020-1
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