TM 1–1520–238–T–2
2–109
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
LT SRCH/LDG CIRCUIT BREAKER (CB22) 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 (DC
EMERGENCY BUS –
PILOT STATION)
LT SRCH/LDG CONTR CIRCUIT BREAKER
(CB80) 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 (DC
EMERGENCY BUS –
PILOT STATION)
LT UTIL SEC CIRCUIT BREAKER (CB23) 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 (DC
EMERGENCY BUS –
PILOT STATION)
LT UTIL SEC CIRCUIT BREAKER (CB23) DOES
NOT STAY CLOSED (PILOT ELEC PWR
PANEL: BATT/EXT PWR SWITCH SET TO EXT
PWR)
TM 1–1520–238–T–6
PILOT UTILITY AND
SECONDARY
LIGHTS
LT UTIL SEC CIRCUIT BREAKER DOES NOT
STAY CLOSED
TM 9–1090–208–23–2
AERIAL ROCKET
CONTROL SYSTEM
M 1.0 DOES NOT APPEAR IN RANGE SOURCE
MESSAGE ON PILOT VDU (PILOT ROCKET
CONTROL PANEL: RANGE SWITCH SET TO
1.0KM)
TM 9–1090–208–23–2
AERIAL ROCKET
CONTROL SYSTEM
MA INDICATOR IS NOT LIGHTED (PILOT FIRE
CONTROL PANEL: MASTER SWITCH SET TO
OFF)
TM 1–1520–238–T–6
PILOT CAUTION AND
WARNING SYSTEM
MAIN ROTOR AUTOROTATION RPM TOO HIGH
OR LOW
TM 1–1520–238–T–4
AUTOROTATION
RPM CHECK/
ADJUSTMENT
MAIN ROTOR BLADE ASSEMBLY DOES NOT
ROTATE (PILOT POWER QUADRANT: RTR BK
SWITCH SET TO OFF)
TM 1–1520–238–T–5
UTILITY HYDRAULIC
SYSTEM
MAIN ROTOR BLADES OUT OF TRACK OR
BALANCE
TM 1–1520–238–T–4
MAIN ROTOR TRACK
AND BALANCE
