TM-9-2320-260-34-2
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 2 OF 2
JULY 1994
TM-9-2320-260-34-2 - Page 261 of 863
15-51.
LIFTGATE PLATFORM
AND HINGE
PLATE
MAINTENANCE (M820A2)
THIS TASK COVERS:
a.
Removal
d. Adjustment
b. Cleaning and Inspection
e. Installation
c. Repair
INITIAL SETUP
APPLICABLE MODELS
REFERENCES (TM)
M820A2
SPECIAL TOOLS
General mechanic’s tool kit
(Appendix B, Item 1)
Inside micrometer (Appendix B, Item 9)
Outside micrometer (Appendix B, Item 8)
Torque wrench, 1/2-in. dr.
(Appendix B, Item 3)
MATERIALS/PARTS
Twelve Iockwashers (Appendix D, Item 226)
Eight cotter pins (Appendix D, Item 33)
Shims (Appendix D, Item 499)
Lubricating oil (Appendix C, Item 21)
LO 9-2320-260-12
TM 9-237
TM 9-2320-260-10
TM 9-2320-260-34P-2
EQUIPMENT CONDITION
●
Parking brake set (TM 9-2320-260-10).
●
Van body ladders removed (TM 9-2320-260-10).
●
Platform opened but not lowered
(TM 9-2320-260-10).
●
Van doors opened (TM 9-2320-260-10).
GENERAL SAFETY INSTRUCTIONS
Platform is heavy and bulky. Use assistants to
remove and install platform.
1. Remove four screws (4), Iockwashers (3), two hinge leaves (2), and bar nuts (6) from van floor (5) and
hinge plate (1). Discard Iockwashers (3).
NOTE
Assistant will help with steps 2 and 3.
2. Remove hinge plate (1) from van floor (5).
3. Lift platform (9) and position support under outer edge to take weight off of radius arms (20).
4. Remove eight cotter pins (15), two connecting links (21), four radius pins (18), and radius rods (20)
from two clutches (22) and platform supports (17). Discard cotter pins (15).
5. Remove eight lubrication fittings (19) from four radius pins (18) and radius rods (20).
NOTE
Tag and measure shims for installation,
6. Remove eight nuts (14), Iockwashers (13), screws (12), two bearing caps (11), and shims (10) from
two bearing arms (7) and platform journals (16). Discard Iockwashers (13).
7. Remove two lubrication fittings (8) and bearing arms (7).
WARNIN G
Platform is heavy and bulky; handle with care. Failure to do so
may result in injury to personnel or damage to equipment.
NOTE
Four assistants will help with step 8.
8. Remove platform (9) from two bearing arms (7) and support.
15-200
TM 9-2320-260-34-2
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