TM-9-2320-366-20-3
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-3 - Page 338 of 1396
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
YES
NO
2.
Does underlift fold cylinder
operate?
Operational Test
This question eliminates
possible problems and
determines where to continue
troubleshooting.
Notify DS Maintenance.
Perform Wrecker Hydraulic System
Troubleshooting task w5. M1089 STINGER/
TELESCOPIC LIFT CYLINDERS/FOLD CYLINDER/
RIGHT 30K WINCH DO NOT OPERATE.
w9. M1089 RH 30K WINCH DOES NOT OPERATE (CONT)
TM 9-2320-366-20-3
POSSIBLE PROBLEMS
2-2264.2
Change 2
Hydraulic tank oil level OK.
MAIN WINCH RH FREESPOOL
switch to OFF.
MAIN WINCH RH FREESPOOL
switch OK.
Hydraulic tubes and fittings
OK.
Faulty lower main valve
assembly.
Faulty pressure relief valve
assembly.
Faulty RH 30K winch
assembly.
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