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:
l Semitrailer coupled to towing vehicle with airbrake
l Dishwashing compound (Item 6, Appendix E)
system fully charged (para 2-10).
l Dry cleaning solvent (Item 14, Appendix E)
Tools/Test Equipment:
l Antiseizing tape (Item 16, Appendix E)
l General mechanic’s tool kit
l 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
