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TM 9-4940-568-10
2-76
2-19. AIR RESERVOIR DRAIN/FILL.
a.
Draining.
Double hearing protection is required. Open drain valve slowly. Noise level in excess
of 120 DBA can occur. Failure to comply may cause injury to personnel.
During extreme cold weather (below 32F [0C]), air reservoir must be drained at end of
operation or damage to equipment may occur.
Air reservoir must be drained daily to prevent corrosion. Failure to comply may result in
damage to equipment.
(1)
To drain air from reservoir (1), turn air reservoir drain valve (2) clockwise until air is completely drained
from reservoir.
(2)
After air is completely drained from reservoir (1), turn air reservoir drain valve (2) counterclockwise
until closed.
