TM 55-1510-221-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
DURING CLIMB (CONT)
NOTE
Air conditioning will come on if cabin tem-
perature is above 60 to 65
F
NOTE
The temperature control rheostat should be
in Its mid position at approximately 75
F
cabin temperature
*12.
Air conditioning cold operation -
Check as follows-
a.
Verify that the COLD OPN an-
nunciator light is illuminated
only when the FAT is below
45°F.
b.
Cabin temperature mode selec-
tor - COLD OPN Check that
air conditioner turns on in 8 to
12 seconds.
c.
Verify that air conditioner op-
eration is the same as the
AUTO mode except that the
air conditioner operates contin-
uously above 63% N1.
13.
Pressurization system - Check as
required (Section IV)
*14. Carbon monoxide - Check the
cockpit and cabin for the presence
of carbon monoxide. Maximum
carbon monoxide allowable is 0.
005%.
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