TM 9-2320-392-10-1
M1089A1 STIFFLEGS OPERATION
INITIAL SETUP:
Maintenance level
Personnel Required
Operator
Two
Tools/Special Tools
References
Chock, Wheel (Item 18, Table 2,
WP 0117 00)
Goggles, Industrial (Item 25,
Table 2, WP 0117 00)
GENERAL
This work package provides the data and procedures for safely operating the stiff legs on
the M1089A1 Wrecker. Items covered include Preparing M1089A1 To Operate Stifflegs,
Lowering Stifflegs, Raising Stifflegs, and Shut Down M1089A1.
PREPARE M1089A1 TO OPERATE STIFFLEGS
CAUTION
Ensure that hydraulic shutoff valve and return valve are open before
operating hydraulic equipment. Failure to comply may result in damage to
equipment.
NOTE
Stifflegs are used to stabilize vehicle when 30K winches or Material Handling
Crane (MHC) are operated.
1.
Chock wheels (WP 0018 00).
2.
Start engine (WP 0018 00).
3.
Press N (Neutral) button (1) on WTEC III TPSS (2).
0034 00-1
