TM 1-1510-225-CL
E–19
FLIGHT CONTROLS MALFUNCTION
UNSCHEDULED
RUDDER
BOOST
ACTIVATION
1. RUDDER BOOST – OFF.
IF CONDITION PERSISTS:
2. RUDDER BOOST circuit breaker – Pull.
3. BLEED AIR VALVE – OFF (below 10,000 feet).
4. Rudder trim – Adjust.
UNSCHEDULED ELECTRIC ELEVATOR
TRIM
1. Control wheel disconnect switch – Press fully.
O
2. Elevator trim switch – OFF.
3. AP TRIM POWER circuit breaker – Out.
ELECTROTHERMAL PROPELLER DEICE
(AUTO SYSTEM) MALFUNCTION
ZERO AMPS
1. PROP deice switch – Check AUTO.
IF AMPS REMAIN AT ZERO:
2. PROP deice switch – OFF (for 30 seconds).
3. PROP deice switch – AUTO.
IF AMPS REMAIN AT ZERO:
4. Manual backup system – Initiate. (Refer to
electrothermal propeller deice manual system
operation.)
