TM 9-2320-260-34-2
15-31. HINGED FLOOR MAINTENANCE (Contd)
1.
For general cleaning instructions, refer to para. 2-8.
2.
For general inspection instructions, refer to para. 2-9.
3.
Inspect hinge (1) for breaks, cracks, and smooth operation. Replace hinge (1) if damaged.
4.
Inspect hinged floor (4) for cracked, broken, and tom floor plates. Repair (TM 9-237) or replace
hinged floor (4) if damaged.
5. Inspect two retainers (6) and channels (5) for bends and breaks. Replace retainer(s) (6) or
channel(s) (5) if bent or broken.
NOTE
Seal exterior joints with sealing compound.
q
Insulate exterior joints and areas of metal-to-metal contact with
q
adhesive.
q Perform step 1 if hinge was removed.
1.
Install hinge (1) on underframe (3) with fifty-six new rivets 2).
2.
Install new seal (11) on hinged floor (4).
3.
Install handle (14) on hinged floor (4) with four screws (15).
Install five pads (12) on hinged floor (4) with ten screws (13).
4.
5.
Install two channels (5), four new seals (10), and two retainers (6) on hinged floor (4) with thirty
screws (9).
NOTE
Perform step 6 for M820 and M820A2 vehicles.
6.
Install two pivots (8) on hinged floor (4) with four screws (7).
NOTE
Perform step 1 for M820 and M820A2 vehicles.
Perform step 2 for M820A1 vehicles.
Assistant will help with step 1 or 2.
1.
Install hinged floor (4) on hinge (1) with four screws (16) and fifty-five screws (17).
2.
Install hinged floor (4) on hinge (1) with fifty-nine screws (17).
15-104
