TM 9-2330-381-14
4-61.
APU FRAME (CONT)
5.
Unfasten linch pin (14) and remove hitch pin (15) from davit base (13). Swing davit arm (16) toward curbside and
continue turning until davit winch cable (12) hook is above APU frame (4).
6.
Operate davit winch to lower davit winch cable (12) hook to APU frame (4).
7.
Attach davit winch cable (1) hook to hole at center of APU frame (4).
8.
Operate davit winch to raise APU frame (4) approximately 6 inches (15 cm) and remove upper resilient mount
(17) and sleeve bushing (18).
NOTE
The gooseneck steering hydraulic hoses must be removed from the U-shaped
bracket on the APU frame and then repositioned under the APU frame. The APU
frame will need to be lifted slightly so that hoses can be moved.
9.
Carefully remove hydraulic hoses, one at a time, from U-shaped bracket (19) and reposition under APU frame.
10.
Using one person to steady and guide APU frame (4) and a second person to operate winch on davit (16), raise
APU frame (4) until it can clear gooseneck step support weldments.
11.
Carefully swing davit arm (16) until APU frame (4) is suspended over curbside of gooseneck.
12.
With one person stationed on the ground near gooseneck, second person must operate winch on davit (16) to
lower APU frame (4) to the ground.
13.
Unhook davit winch cable (12) from APU frame (4).
INSTALLATION
1.
Place APU frame (4) on ground near curbside of gooseneck.
2.
Attach davit winch cable (12) hook to hole at center of APU frame (4).
3.
Using one person on the ground to steady and guide APU frame (4) and a second person to operate winch on
davit (16), raise APU frame (4) up above gooseneck weldments.
4.
With two people on gooseneck, one person must steady and guide APU frame (4) while second person swings
davit arm (16) with APU frame toward rear of gooseneck until frame is positioned approximately above weldment
mounting brackets in gooseneck.
5.
Operate winch on davit (16) to lower APU frame (4) to approximately 6 inches (15 cm) above gooseneck
weldment mounting brackets.
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