TM 9-2320-366-10-2
Section III.
OPERATION UNDER USUAL CONDITIONS
(CONT)
2-41. STIFFLEGS OPERATION (M1089)
a. Prepare Wrecker 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 M1089 30K winches or
Material Handling Crane (MHC) are operated.
(1) Chock wheels (para 2-27h).
(2) Start engine (para 2-27a or b).
(3) Press N (Neutral) button (1) on WTEC II TEPSS (2) or WTEC III TPSS (2).
(4) Pull out SYSTEM PARK control (3).
(5) Position PTO switch (4) to on.
2-435