TM 1-1510-224-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
(a)
PROP deice switch - Set to AUTO
position.
(b)
PROP deice ammeter - Monitor for
26 to 30 amperes and for a slight
needle deflection every 90 seconds.
17.
MANUAL deice - Hold switch to ON
position. Note a 28 ampere increase in
each loadmeter indication.
*18.
Windshield anti-ice system - Check
operation as follows:
(a)
Pilot’s WINDSHIELD anti-ice switch
- OFF.
(b)
Pilot’s WINDSHIELD anti-ice switch
- NORMAL, check for loadmeter
rise.
(c)
Pilot’s WINDSHIELD anti-ice switch
-
HI,
check
for
an
increased
loadmeter indication, then OFF.
(d)
Copilot’s
WINDSHIELD
anti-ice
switch - Check by repeating steps a
through c.
(e)
Windshield anti-ice system - Set as
required.
*19.
Radome anti-icing system - Check as
follows:
(a)
RADOME anti-ice switch - ON.
(b)
Loadmeters - Monitor for increase.
(c)
PNEUMATIC PRESSURE GAGE -
Check for decrease.
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