TM 1–1520–238–T–2
2–61
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
ECS ICE DET HTR CIRCUIT BREAKER (CB212)
DOES NOT STAY CLOSED (PILOT ANTI ICE
PANEL: PITOT ICE DET AD SNSR SWITCH
SET TO ON)
TM 1–1520–238–T–8
ROTOR BLADES
DE–ICE
ECS ICE DET HTR CIRCUIT BREAKER (CB212)
DOES NOT STAY CLOSED (APU OPERATING)
TM 1–1520–238–T–8
ROTOR BLADES
DE–ICE
ECS ICE DET HTR CIRCUIT BREAKER (CB212)
DOES NOT STAY CLOSED (PILOT ELEC PWR
PANEL: BATT/EXT PWR SWITCH SET TO EXT
PWR)
TM 1–1520–238–T–6
CIRCUIT
PROTECTION
SYSTEM (AC
ESSENTIAL BUS 2 –
PILOT STATION)
ECS INDICATOR DID NOT LIGHT IN KNOWN
OVERHEAT CONDITION
TM 1–1520–238–T–8
ENVIRONMENTAL
CONTROL SYSTEM
ECS INDICATOR IS LIGHTED (PILOT ECS
PANEL: ENCU SWITCH SET TO ON)
TM 1–1520–238–T–8
ENVIRONMENTAL
CONTROL SYSTEM
ECS L NOSE GRBX HTR CIRCUIT BREAKER
(CB38) DOES NOT STAY CLOSED (APU
OPERATING)
TM 1–1520–238–T–8
ENGINE ANTI–ICE
ECS L NOSE GRBX HTR CIRCUIT BREAKER
(CB38) DOES NOT STAY CLOSED (PILOT
ANTI ICE PANEL: ENG INLET ON/OFF
SWITCH SET TO ON)
TM 1–1520–238–T–8
ENGINE ANTI–ICE
ECS L NOSE GRBX HTR CIRCUIT BREAKER
(CB38) DOES NOT STAY CLOSED (PILOT
ELEC PWR PANEL: BATT/EXT PWR SWITCH
SET TO EXT PWR)
TM 1–1520–238–T–6
CIRCUIT
PROTECTION
SYSTEM (AC
ESSENTIAL BUS 1 –
PILOT STATION)
ECS PANEL EDGE–LIGHT DOES NOT LIGHT
(PILOT EXT LT/INTR LT PANEL: L CSL
CONTROL ROTATED TO BRT)
TM 1–1520–238–T–8
ENVIRONMENTAL
CONTROL SYSTEM
ECS R NOSE GRBX HTR CIRCUIT BREAKER
(CB211) DOES NOT STAY CLOSED (APU
OPERATING)
TM 1–1520–238–T–8
CANOPY DEFOG
AND ANTI–ICE
