Release both levers (2 and 3) when boom is fully raised. They will return to their normal positions.
Precautions to follow when raising
Chains supporting tie block are
not allowed to snag on J-hook
(see para. 2-11e).
Ensure cables (see para. 2-11e)
do not snag when raising boom.
Keep all ropes, stayline cables,
and other equipment from catching on deck door hinges and handles to avoid damage and injury.
If powerplant is removed and
APU is nonoperational, leave
boom in full raised position.
boom; damage could occur.
To move boom back 4 ft (1.2 m), move BOOM operating lever (1) to RETRACT-STOW.
To move boom forward, move BOOM operating lever (1) to FORWARD.
When bringing boom all the way back (more than 4 ft [1.2 m]), operate BOOM
SAFETY control (2) and BOOM operating (1) levers to bring it forward again.