OPERATOR MAINTENANCE
WINCH OPERATES TOO SLOW, TOO FAST, OR ONLY ONE SPEED
INITIAL SETUP:
Personnel Required
Wheeled Vehicle Mechanic 91B (2)
Equipment Condition
Engine OFF. (WP 0042)
Equipment Condition - Continued
Parking brake applied. (WP 0043)
Wheels chocked. (WP 0064)
TROUBLESHOOTING PROCEDURE
WINCH OPERATES TOO SLOW, TOO FAST, OR ONLY ONE SPEED
TEST 1 - Is winch/PTO/air dryer/GPFU/HI idle circuit breaker tripped?
1. Check if winch/PTO/air dryer/GPFU/HI idle circuit breaker has been tripped.
OVERSPEED
LOW AI R
START
CT
I OFF - ON
CTI CONTRO LLER MO DEL 10 1
CROSS COUNTRY
HIGHWAY
MUD SA ND & SN OW
9 MAX SPEED 45 MPH)
(MAX SPEED 30 MPH)
( MAX SPEED 15 MPH)
( MAX SPEED 5 M PH)
EMERGENCY
CHECK
GAUGES
CHECK
ENGIN E
AIR
LOW
TRAILER
AIR SUPPLY
PARKING
BRAKE
WINCH/PTO/AIR DRYER/ GPF
HI ID LE CIRCUIT BREAKER
IN STRUM EN T PAN EL W / TACH OGRAPH SH OW N ,
IN STRUM EN T PAN EL W / SPEED OM ETER & TACH O M ETER SIM ILAR
Figure 1.
2. Reset circuit breaker (WP 0018) if tripped.
CONDITION/INDICATION
Is winch/PTO/air dryer/GPFU/HI idle circuit breaker tripped?
DECISION
No - Test 2 - Is engine speed 1450-1500 rpm with PTO engaged?
Yes - Test 5 - Does winch operate properly?
TM 9-2320-360-10 0090
0090-1
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