TM 1-1510-224-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
CRUISE (CONT)
(b)
#1 and #2 ICE VANE CONTROL
switches - ON. Check #1 and #2
VANE
EXT
annunciators
illuminated.
(c)
Torquemeters
-
Monitor
for
approximately a 10% drop in torque
with ice vanes extended.
(d)
#1 and #2 ICE VANE CONTROL
switches - Retract (up).
(e)
Torquemeters - Monitor for an
increase in torque.
(f)
ICE VANE CONTR MAIN circuit
breakers - Pull. Check that #1 and
#2 VANE FAIL annunciator lights
illuminate.
(g)
#1 and #2 ICE VANE POWER
SELECT switches (2) - STBY.
Check that #1 and #2 VANE FAIL
annunciator lights extinguish.
(h)
#1 and #2 ICE VANE CONTROL
switches - ON. Check that #1 and
#2
VANE
EXT
annunciators
illuminate.
(i)
#1 and #2 ICE VANE CONTROL
switches - Retract (up).
(j)
ICE VANE CONTR MAIN circuit
breakers - Reset.
(k)
ICE VANE CONTR AUXILIARY
circuit breakers - Pull. Check that
#1 and #2 VANE FAIL annunciator
lights illuminate.
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