TM 9-2320-366-10-1
2-27. VEHICLE OPERATION (CONT)
g. Draining Air Tanks.
NOTE
When vehicle will not be operated for 12 hours or more or when
operating in temperatures below 50F (10C), air tanks should be
drained.
(1) Open drain valves (1) on primary air tank (2), secondary air tank (3), and wet tank
(4) until air cannot be heard escaping.
(2) Close drain valves (1) on primary air tank (2), secondary air tank (3), and wet tank
(4).
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