TM-9-2330-238-14

CHASSIS, SEMITRAILER: 6-TON, 4-WHEEL M295A1; SEMITRAILER, VAN: EXPANSIBLE, 6-TON, 4-WHEEL M313; SEMITRAILER, VAN: SHOP, FOLDING SIDES, 6-TON, 4-WHEEL M447 AND M447C; SEMITRAILER, VAN: REPAIR PARTS, SHOP EQUIPMENT, 6-TON, 4-WHEEL M749; SEMITRAILER, VAN: REPAIR PARTS STORAGE, 6-TON, 4-WHEEL M750

TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL

JULY 1992

  TM-9-2330-238-14 - Page 190 of 462

b.
a.
TM 9-2330-238-14
4-45.
AIR RESERVOIR MAINTENANCE.
This Task Covers:
Leakage Test
c.
Cleaning and Inspection
Removal
d.
Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
Semitrailer coupled to towing vehicle with airbrake
Dishwashing compound (Item 6, Appendix E)
system fully charged (para 2-10).
Dry cleaning solvent (Item 14, Appendix E)
Tools/Test Equipment:
Antiseizing tape (Item 16, Appendix E)
General mechanic’s tool kit
Six Iockwasher
Personnel Required:
Two
a.
LEAKAGE TEST
1.
2.
3.
Apply soap and water solution on draincock (9)
and outside of air reservoir (4) and check for
leakage.
Tighten any leaking connections.
If leaks cannot be corrected, replace air reservoir.
b.
REMOVAL
1.
Disconnect EMERGENCY and SERVICE air couplings from semitrailer.
2.
Open draincock (9) on air reservoir (4) and release air pressure.
3.
Disconnect air tube (11) from elbow (10) at air reservoir (4).
4.
Remove two nuts (8), Iockwasher (7), capscrews (5), and air reservoir (4) from brackets (6). Discard
Iockwasher.
5.
Remove four nuts (3), Iockwasher (2), and capscrews (1) from brackets (6) and chassis. Remove four brackets.
Discard lockwashers.
6.
Remove draincock (9) from air reservoir (4).
4-92
TA701
992


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