TM 9-2330-376-14&P
3-8. CLEANING AIR COUPLING.
a. Use a cleaning cloth (Item 4, Appendix E) to
remove any buildup of grease, dirt, etc.
b. Use detergent (Item 6, Appendix E) and wa-
ter to thoroughly clean air coupling (1).
c. Allow air coupling (1) to dry.
3-9. SERVICING AIR RESERVOIR.
a. Disconnect air couplings from towing ve-
hicle (para 2-12).
NOTE
XM1073 air tank drain handle is on curbside
siderall.
b. Pull air tank drain handle (1) and allow air
pressure and moisture to drain completely. Release han-
dle.
c. Connect air couplings to towing vehicle
d. Pressurize brake system and check for
leaks. No leaks are permissible.
3-13
