TM 9-2320-392-10-2
WRECKER HYDRAULIC SYSTEM
TROUBLESHOOTING - Continued
WRECKER HYDRAULIC SYSTEM - Continued
Table 1. Wrecker Hydraulic System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
M1089A1
2.
Check to see if
If 30K winch does not
MATERIAL
right 30K winch
operate, perform Wrecker
HANDLING CRANE
operates (WP 0037
Hydraulic System Trouble-
(MHC) DOES NOT
00).
shooting (WP 0097 00,
OPERATE -
Malfunction 5, M1089A1
Continued
Stinger/Telescopic Lift
Cylinders/Fold Cylinders/Right
30K Main Winch do Not
Operate).
3.
Check to see if
If M1089A1 MHC does not
MHC operates (WP
operate, notify Field
0043 00).
Maintenance.
CAUTION
Hydraulic oil level must not be above or more than 0.75 in. (1.9 cm) below
black line on hydraulic oil view gage. Failure to comply may result in damage
to equipment.
2.
M1089A1
1.
Check hydraulic oil
1.
If hydraulic oil view gage
STIFFLEGS/LEFT
level at hydraulic
registers below black line,
30K WINCH/15K
oil view gage (WP
remove hydraulic tank cap
SELF-RECOVERY
and fill hydraulic oil to
WINCH (SRW) DO
Item 9).
appropriate level (WP 0103
NOT OPERATE
2.
Install hydraulic tank cap.
0097 00-2
