TM 55-1510-221-MTF
c.
Defective plumbing.
d.
Defective deice boot
C43. Right and left FIRE PULL warning lights do
not illuminate in test position of fire protection
test switch.
a.
Tripped fire detector circuit breaker.
b.
Defective fire protection test switch
c.
Defective wiring
C44. Engine fire detection system wholly or partially
inoperative.
a.
Defective fire detector
b.
Defective fire protection test switch.
C45. Fire detector circuit breaker trips.
a.
Short circuit in wiring or components
C46. Left FIRE PULL warning light illuminates in
test positions but right FIRE PULL warning
light does not.
a.
Defective right fire detector
b.
Defective wiring between fire warning power
circuit breaker and right fire detector
C47. Right FIRE PULL warning light illuminates in
test positions but left FIRE PULL warning light
does not.
a.
Defective left fire detector.
b.
Defective wiring between fire warning power
circuit breaker and left fire detector
C48. Ventilation blower will not run.
a.
Tripped vent blower circuit breaker
b.
Defective motor brushes.
c.
Defective wiring
d.
Defective motor
e.
Defective switch
3-14
