TM 9-2320-269-10
EXTENDING AND RETRACTING THE DERRICK LEG
NOTE
The derrick leg has two extension sections. This paragraph covers the first (hydraulic)
section. The procedure for the second (fiberglass) extension is explained on page 2-121.
EXTENDING
To extend the derrick leg (1) extension (2), pull up on the extension control handle (3), while pulling down on turret
winch control (4) to pay out winch cable.
RETRACTING
To retract extension (2) back into derrick leg (1), push down on extension control handle (3), while pulling up on
turret winch control (4) to take up winch cable (5). When you release extension control handle (3), the derrick leg
(1) will stop.
TA 222608
2-120
