C43.
C44.
C45.
C46.
C47.
C48.
TM 55-1510-222-MTF
b. Defective deice distributor valve.
c. Defective plumbing.
d. Defective boot.
Right and left FIRE PULL warning lights do
not illuminate in test position of fire protection
test switch.
a. System is failing the test.
b. Tripped tire detector circuit breaker.
c. Defective fire protection test switch.
d. Defective wiring.
Engine fire detection system wholly or partially
inoperative.
a. Defective sensing tube.
b. Defective fire detector.
c. Defective tire protection test switch.
Fire detector circuit breaker trips.
a. Short circuit in wiring or components.
Left FIRE PULL warning light illuminates in
test position bot 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.
Right FIRE PULL warning light illuminates in
test position 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.
Ventilation blower will not run.
a. Tripped vent blower circuit breaker.
b. Defective motor brushes.
3-14
