TM-9-2320-283-34-2

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, MQ15A1

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1983

TM-9-2320-283-34-2 - Page 286 of 570

TM 9-2320-283-34-2.

FRAME AND TOWING ATTACHMENTS.

3-97. FIFTH WHEEL REPAIR (Continued).

LOCATION/ITEM

ACTION

REMARKS

A.

DISASSEMBLY.

1. Fifth wheel assem-

Clean off all grease.

bly (2).

CAUTION

Secure fifth wheel in up position

prior to removing two pins.

2. Two pins (37).

Remove from two items (1).

3. Fifth wheel assem-

bly (2).

Support weight with suitable

chain and hoist.

4. Two pins (1).

Remove from items (2) and

(36).

5. Fifth wheel assem-

bly (2).

a. Using hoist, lift off of

item (38).

b. Turn upside down and set

on wood blocks.

c. Clean off all grease from

underside.

6. Two handles

(19)

a. Pull out item (19) until

and (21)

it catches on item (28).

b. Pull out item (21) until

items (26) and (27) are

locked in open position.

7. Two pins (29).

Remove from item (32).

Discard two items (29).

8. Pin (32), spring

(30),

Remove from item (28).

and guard

(31) l

3-842