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 25 of 863
13-3. FIFTH WHEEL MAINTENANCE (M818) (Contd)
NOTE
Assistant will help with entire procedure.
a. Disassembly
1. Attach chain to fifth wheel housing (1) with four washers (2), two screws (4), and nuts (3).
2. Attach lifting device to chain. Apply tension to chain.
3. Remove two lubrication fittings (8) from fifth wheel housing (1).
CAUTION
Do not use heat to remove pivot pins from fifth wheel housing.
Damage to equipment will result.
4. Remove two retaining pins (6) and pivot pins (7) from fifth wheel housing (1) and base (5),
WARNING
All personnel must stand clear during lifting operations.
A swinging or shifting load may cause injury to personnel.
Ensure lifting capacity is greater than weight (600 lb (272 kg)) of
fifth wheel. Failure to do so may result in injury to personnel or
damage to equipment.
5.
Remove fifth wheel housing (1) from base (5).
Three personnel are required for step 6,
Fifth wheel housing must be 6 in. (15 cm) above workbench for
bushing removal.
6.
Position fifth wheel housing (1) on workbench with trailer mating surface (9) side down.
13-2
TM 9-2320-260-34-2
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