TM 1–1520–238–T–2
2–80
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
FLASHING UPDATE SPHEROID IS NOT
DISPLAYED ON SCRATCH PAD LINE (CDU:
TOP RIGHT VAB PRESSED)
TM 11–1520–238–23–2
DOPPLER
NAVIGATION
SYSTEM (DNS)
AN/ASN–137
FLY TO DOES NOT CHANGE TO FLY TO 19
(CDU: FAB PRESSED, C6 ENTERED ON
SCRATCH PAD AND VAB NEXT FLY TO
DISPLAY PRESSED)
TM 11–1520–238–23–2
DOPPLER
NAVIGATION
SYSTEM (DNS)
AN/ASN–137
FLY TO DOES NOT CHANGE TO UPDATE TO 3
(CDU: TOP RIGHT VAB PRESSED)
TM 11–1520–238–23–2
DOPPLER
NAVIGATION
SYSTEM (DNS)
AN/ASN–137
FORCE TRIM DOES NOT DISENGAGE (PILOT
CYCLIC STICK: FORCE TRIM SWITCH SET
TO OFF)
TM 1–1520–238–T–7
FLIGHT CONTROL
SYSTEM
FORCE TRIM DOES NOT DISENGAGE (PILOT
CYCLIC STICK: FORCE TRIM SWITCH SET
TO FORCE TRIM RELEASE)
TM 1–1520–238–T–7
FLIGHT CONTROL
SYSTEM
FORCE TRIM DOES NOT ENGAGE (PILOT
CYCLIC STICK: FORCE TRIM SWITCH SET
TO ON)
TM 1–1520–238–T–7
FLIGHT CONTROL
SYSTEM
FORWARD DOES NOT APPEAR ON HOD (CPG
FIRE CONTROL PANEL: SIGHT SELECT
SWITCH SET TO TADS)
TM 11–1520–238–23–2
VIDEO RECORDER
FORWARD REMAINS ON HOD AFTER VID RCD
SWITCH PRESSED (ORT: VID RCD SWITCH
ACTIONED)
TM 11–1520–238–23–2
VIDEO RECORDER
FUEL APU CIRCUIT BREAKER (CB9) 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
FUEL APU CIRCUIT BREAKER (CB9) 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)
