TM 9-2330-238-14
5-25. HINGED FLOOR MAINTENANCE (M313).
This Task Covers:
Removal
c.
Installation
Repair
Initial Setup:
Equipment Conditions:
Tools/Test Equipment:
l Van body expanded (para 2-13).
l General mechanic’s tool kit
Personnel Required: Three
a.
REMOVAL
1.
While two people support hinged roof, disconnect wire rope assembly from counterbalance (para 4-60).
Carefully lower hinged roof.
2.
Remove eight screws (7) from four pivot assemblies (6) and hinged floor (8).
3.
Remove 118 screws (11) from hinge (10), van body, and hinged floor (8). Remove rubber strip (9).
4.
Remove hinged floor (8) from retractable beams.
5.
Remove 60 screws (5), four seal retainers (4), and seals (3) from hinged floor (8).
b.
REPAIR
1.
inspect seals (3) and seal retainers (4) for cracks, breaks, or tears.
2.
Inspect handle (1) for cracks, bends, or breaks. If defective, remove two screws (2) and replace handle.
3.
Replace any badly damaged parts. Straighten bent metal parts if possible.
I
c.
INSTALLATION I
1.
Position four seals (3) and seal retainers (4) on hinged floor (8) and install 60 screws (5).
2.
Position hinged floor (8) in place on retractable beams with hinged side toward van body.
3.
Position rubber strip (9) and hinge (10) in place on hinged floor (8). Install 118 screws (11) in hinge, van body,
and hinged floor.
4.
Aline holes in pivot assembly (6) and hinged floor (8) and install eight screws (7).
5.
While two people carefully raise hinged roof, connect wire rope assembly to counterbalance assembly
(para 4-60).
5-72
