TM 9-2320-260-34-2
15-52. LIFTGATE LIFT FRAME MAINTENANCE (M820A2)
THIS TASK COVERS:
d. Assembly
a. Removal
e. Installation
b. Disassembly
c. Cleaning and Inspection
lNITIAL SETUP
REFERENCES (TM)
APPLICABLE MODELS
LO 9-2320-260-12
A11
TM 9-2320-260-10
TOOLS
TM 9-2320-260-34P-2
General mechanic's tool kit
EQUIPMENT CONDITION
(Appendix B, Item 1)
q Parking brake set (TM 9-2320-260-10).
MATERIALS/PARTS
q Liftgate platform and hinge plate removed
Four Iockwashers (Appendix D, Item 228)
Two pins (Appendix D, Item 318)
q Liftgate closing cylinders removed (para. 15-60).
q Liftgate clutches removed (para. 15-54).
1. Remove two pins (4) from straight pin (14). Discard pins (4).
NOTE
Two assistants will help with steps 2 and 3.
2. Manually raise lift frame (8) to take weight off lifting cylinder rod (2).
3. Remove straight pin (14) from lift frame (8) and lifting cylinder rod (2).
4. Remove shouldered shaft (3) and Iift frame (8) from main frame (1).
b. Disassembly
1. Remove two sleeve bushings (7) from lift frame (8).
2. Remove two lubrication fittings (5) from lift frame (8).
3. Remove four nuts (10), Iockwashers (11), screws (13), and two bearings arms (12) from lift frame (8).
Discard Iockwashers (11).
4. Remove nut (9) and liftgate kickout screw (6) from lift frame (8).
c. Cleaning and Inspection
1. For general cleaning instructions, refer to para. 2-8.
2. For general inspection instructions, refer to para. 2-9.
1. Install liftgate kickout screw (6) in lift frame (8) with nut (9).
2. Install two bearing arms (12) on lift frame (8) with four screws (13), new Iockwashers (11),
and nuts (10).
3. Install two sleeve bushings (7) on lift frame (8).
4. Install two lubrication fittings (5) on lift frame (8).
15-204
