TM 9-2320-279-10-3
Operation Under Unusual Conditions (Cont)
2-134. OPERATION IN COLD ENVIRONMENT, -25F TO 32F (-32C TO 0C)
(CONT).
RADIO1
AUTO
RADIO
TALK
LISTEN
RADIO2
BOTH
INTERCOM
SQUELCH
VOLUME
A
B
10
9
8
6
(10) Put PUMP COOLER switch (8) to OFF position. Check that indicator
light (9) goes out on cab instrument panel. Close TANK FILL &
RE-CIRCULATING LINE valve control (6). Indicator light (10) will
come on for pump operators panel.
RADIO1
AUTO
RADIO
TALK
LISTEN
RADIO2
BOTH
INTERCOM
SQUELCH
VOLUME
A
B
tfft00646p
5
5
4
4
(12) Put TANK TO PUMP switch (4) to closed position. Check that
indicator light (5) goes out.
2-224