TM 1–1520–238–T–2
2–14
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
APU FIRE PULL HANDLE DOES NOT LIGHT
(PILOT MASTER CAUTION/ WARNING
PANEL: PRESS TO TEST SWITCH PRESSED)
TM 1–1520–238–T–8
APU FIRE
DETECTION
APU FIRE PULL HANDLE IS NOT LIGHTED
(PILOT APU FIRE TEST PANEL: FIRE TEST
DET SELECTOR SET TO 1)
TM 1–1520–238–T–8
APU FIRE
DETECTION
APU FIRE PULL HANDLE IS NOT LIGHTED
(PILOT APU FIRE TEST PANEL: FIRE TEST
DET SELECTOR SET TO 2)
TM 1–1520–238–T–8
APU FIRE
DETECTION
APU FIRE TEST PANEL EDGE–LIGHT IS NOT
LIGHTED (PILOT EXT LT/ INTR LT PANEL:
R/CTR CSL CONTROL ROTATED TO BRT)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU FUEL BOOST PUMP DOES NOT OPERATE
(PILOT APU FIRE TEST PANEL:
START/RUN/OFF SWITCH SET TO RUN)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU FUEL SHUTOFF VALVE DOES NOT CLOSE
(PILOT APU FIRE TEST PANEL:
START/RUN/OFF SWITCH SET TO OFF)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU FUEL SHUTOFF VALVE DOES NOT OPEN
(PILOT APU FIRE TEST PANEL:
START/RUN/OFF SWITCH SET TO RUN)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU FUEL SHUTOFF VALVE DOES NOT CLOSE
(PILOT BTL DISCHARGE/APU PANEL: FIRE
PULL HANDLE PULLED)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU HOLD CIRCUIT BREAKER (CB10) DOES
NOT STAY CLOSED
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU HOLD CIRCUIT BREAKER (CB10) DOES
NOT STAY CLOSED (PILOT APU FIRE TEST
PANEL: START/RUN/OFF SWITCH SET TO
OFF)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
APU HOLD CIRCUIT BREAKER (CB10) DOES
NOT STAY CLOSED (PILOT APU FIRE TEST
PANEL: START/RUN/OFF SWITCH SET TO
RUN)
TM 1–1520–238–T–8
AUXILIARY POWER
UNIT
