TM 55-1510-220-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
c.
Surface deice switch - Release. Check boots visually to see that they are sucked down flat after use.
*5. Antenna deice system - Check as follows:
C43
a.
Antenna deice switch - AUTO. Check that wing dipole antenna boots inflate and automatically deflate
for one cycle.
b.
Antenna deice switch - Hold to MANUAL position. Check that wing dipole antenna boots inflate and
stay inflated until switch is released.
c.
Antenna deice switch - Release. Check boots visually to see that they are sucked down flat after use.
*6. Propeller deice system - Check as follows:
C55
a.
Propeller deice switch - Set to AUTO position.
b.
Propeller deice ammeter - Monitor for 14 to 18 amperes and for a slight needle deflection every 30
seconds.
c.
Manual deice - Hold switch to OUTER position. Note a .05 increase in each loadmeter indication.
Move and hold switch to INNER position and note a .05 increase in each loadmeter indication.
*7. Windshield anti-ice system - Check operation as follows:
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