TM 1–1520–238–T–3
Change 5
13–1
CHAPTER 13
STABILATOR SYSTEM (STAB) MULTIPLEX READ CODES
FAILURE SYMPTOM INDEX
Symptom
Refer to paragraph
RATE GYRO 2 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–1
STAB CONTROL UNIT 1 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–9
STAB CONTROL UNIT 2 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–1
MAN STAB INDICATORS LIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–1
STABILATOR IS NOT COORDINATED IN TURNS . . . . . . . . . . . . . . . . . . . . . . . 13–1
AIRSPEED TRANSDUCER 2 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–2
STABILATOR DOES NOT GO TO 25 +/–2 DEGREES WHEN RESET
BUTTON IS DEPRESSED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–2
BOT STAB ACTUATOR STOW FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . 13–3
RATE GYRO 1 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–6
AIRSPEED TRANSDUCER 1 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–2
TOP STAB ACTUATOR 1 FD/LS NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13–3
Personnel Required:
(2)
References:
TM 1–1520–238–T–7
Equipment Conditions:
Ref
Condition
TM 1–1520–238–T–7
STABILATOR –
MAINTENANCE
OPERATIONAL CHECK in
progress
NOTE
All multiplex read code responses are read from right to
left.
Multiplex read codes must be used in conjunction with
applicable Maintenance Operational Check (MOC) in
progress.
Multiplex read codes are observed on the HOD (ADC) or
CDU (ADD).
EOW C/B must be pushed in for auto mode.
