TM 9-2320-269-10
EXTENSION-RETRACTION FIBERGLASS EXTENSION - CONTINUED
EXTENDING - CONTINUED
4.
Take out the locking click pin (1) and pin (2) from the derrick leg extension (3). Set pin (2) aside in safe
place.
5.
Manually pull the fiberglass extension (4) out to its maximum length from derrick leg extension (3). Have
assistant help you.
6.
Put pin (2) back into derrick leg extension (3) to secure fiberglass extension (4) In place. Secure pin (2) with
locking click pin (1). Have assistant help you.
CAUTION
Never retract the fiberglass section by elevating the derrick leg and allowing the fiberglass
section to free fall. Severe damage may result.
1.
Take click pin (1) off the end of pin (2), securing fiberglass section (4) to derrick leg extension (3).
2.
Take pin (2) out of derrick leg extension (3).
3.
Using the turret winch cable to retract the fiberglass section (4), have assistant pull cable (5) out to the head
sheave (6) while you push turret winch control handle (7) down to the payout position.
TA 222610
2-122