B412 Immediate Actions Flashcards
ENGINE FIRE DURING START
- Throttles …………BOTH TO IDLE/SHUT OFF/CONFIRM FIRE
- T Handle (affected engine)………………………….IDENTIFY/PULL
- Fire ………………………………….. IF FIRE PERSISTS – FIRE MAIN
If Fire persists for more than 10 seconds: - Fire Ext ……………………………………………….FIRE RESERVE
ENGINE FIRE DURING TAKEOFF OR APPROACH
- Land if a suitable area is available
- Collective ……… LOWER AS ALTITUDE PERMITS, BELOW OEI
- Airspeed …………………………………………… 45 KT MINIMUM
- Throttle …………………….. IDENTIFY/IDLE/CHECK FOR FIRE
IF FIRE CONFIRMED OR DOUBT EXISTS – CLOSED - T Handle ………………………………………………………..IDENTIFY/PULL
- Fire Ext ……………………………………………………………FIRE MAIN
If Fire persists for more than 10 seconds:
Fire Ext ………………………………………………………… FIRE RESERVE
ENGINE FIRE IN FLIGHT
- Collective ……………………… LOWER TO OEI POWER
- Throttle …………………………… IDENTIFY/IDLE/CHECK FOR FIRE
If Fire confirmed or Doubt Exists:………. THROTTLE CLOSED - T Handle (affected engine) ……………………. IDENTIFY/PULL
- Fire Ext ………………..FIRE MAIN/CHECK FOR SIGNS OF FIRE
If Fire persists for more than 10 seconds: - Fire Ext ……………………………………………….. FIRE RESERVE
- N2 RPM …………………………………………………..BEEP to 100%
HOT START/SHUTDOWN
Abort Start
- Throttle ………………………………………………………… CLOSED
- Starter …… MAINTAIN ENERGISED UNTIL ITT BELOW 150°C
- Fuel Switch (affected engine) …………………….. IDENTIFY/OFF
- Boost Pump …………………………………………………………. OFF
BAGGAGE COMPARTMENT FIRE
- Power ………………………… REDUCE TO MINIMUM REQUIRED
- LAND AS SOON AS POSSIBLE
Check for signs of fire/smoke, if confirmed or doubt exists: - LAND IMMEDIATELY
SMOKE AND FUME ELIMINATION
- Vent Blower Switch ……………………………………….. ON
- Vents/Windows …………………………………………… OPEN
ELECTRICAL FIRE IN FLIGHT
- IAS …………….REDUCE SPEED IF REQUIRED TO OPEN DOOR
- Cockpit Windows ………………………………………………….OPEN
- Passengers …………………………………………………………….. BRIEF
- Electrical Systems ……………….. BEGIN SWITCHING OFF POSSIBLE SOURCES OF CURRENT DRAIN
ENGINE FAILURE IN HOVER
- Collective ……….. FREEZE/LOWER TO MINIMISE NR DECAY
- Cyclic/Pedals ……………………… CORRECT DRIFT AND YAW
- Collective …………. AS REQUIRED TO CUSHION LANDING
ENGINE FAILURE DURING TAKE-OFF BEFORE
‘COMMITTED’/’FLY AWAY’ POINT (OR ON APPROACH AFTER ‘COMMITTED’)
- Collective …………………………….. ADJUST TO CONTAIN NR
- Cyclic …………….. FLARE TO REDUCE GROUND SPEED
- Collective . USE AS NECESSARY TO CUSHION LANDING
THEN LOWER SMOOTHLY - Cyclic/Pedals … CORRECT DRIFT/YAW BEFORE TOUCHDOWN
ENGINE FAILURE DURING TAKE-OFF AFTER ‘COMMITTED/FLY
AWAY’ (OR ON APPROACH BEFORE ‘COMMITTED’)
- Collective ………………………… ADJUST TO CONTAIN NR ABOVE 97% WITHIN OEI LIMITS NR BEEP TO 100%
- Cyclic ………………… SELECT ATTITUDE TO ACHIEVE VTOSS (45 KT) UNTIL CLEAR OF OBSTACLES
- Cyclic …………….ACCELERATE TO VY, CLIMB AT VY (70 KT)
- NFP/AC……………… CALL NR TRENDS UNTIL SAFE FLIGHT
MONITOR REMAINING ENGINE WITHIN OEI LIMITS
ENGINE FAILURE IN THE CRUISE
- Collective …. ADJUST TO CONTAIN NR AT OR ABOVE 97%
- IAS ………………………………….. ADJUST IF NECESSARY
TO MAINTAIN VY (70 KT) OR ABOVE - RPM Switch …………………………………………….. BEEP TO 100%
- Remaining Engine ..CONFIRM OPERATION WITHIN LIMITS
- NFP/AC ………………. CALL NR TRENDS UNTIL SAFE FLIGHT
MONITOR REMAINING ENGINE WITHIN OEI LIMITS
DUAL ENGINE FAILURE
- Collective … LOWER TO ACHIEVE AUTOROTATIVE DESCENT
- Airspeed ………… ESTABLISH MIN ROD AIRSPEED 65-70 KT OR RANGE AIRSPEED (90 KT)
- Passengers …………………………………………. BRIEF/BRACE
ENGINE LOW OIL PRESSURE
ENGINE OIL TEMPERATURE HIGH
- Collective ………… LOWER TO WITHIN OEI POWER LIMITS
ENGINE CHIP
- Collective ……….. LOWER TO WITHIN OEI POWER LIMITS
2. Safe Flight …… ENSURE PRIOR TO ENGINE SHUTDOWN
HIGH SIDE FAILURE
LOW SIDE FAILURE
Torque Split Rotor High/Lo (Contain NR) Identify Engine Confirm Engine with ITT/N1 Select Engine and Select Idle GOV to Manual
MAIN DRIVE SHAFT FAILURE
- Collective …………………………….. ENTER AUTOROTATION
- Airspeed ………. 65-70 KT (MIN ROD) OR 90 KT (RANGE)
- Throttles ………………………………………………… BOTH CLOSED
TRANSMISSION OIL PRESSURE
TRANSMISSION OIL TEMPERATURE
COMBINING GEAR BOX LOW OIL PRESSURE OR HIGH
TEMPERATURE
- Collective ………… REDUCE TO MINIMUM POWER REQUIRED
2. Confirm ………….. CHECK Respective Gauge
TRANSMISSION OR COMBINING GEAR BOX CHIP
- Collective ……. REDUCE TO MINIMUM POWER REQUIRED
- IAS ……………………….. CONSIDER REDUCING IAS TO 70 KT
- LAND AS SOON AS PRACTICAL
ROTOR BRAKE WARNING LIGHT
- Rotor Brake Handle ……………………….CHECK DETENT
If rotor brake is in the detent and light illuminated: - LAND AS SOON AS POSSIBLE
LOSS OF TAIL ROTOR THRUST AT HOVER
- Throttles ……………………………………………………………. CLOSED
- Attitude …………………………………………………………………. LEVEL
- Groundspeed ………………………………………………………….. ZERO
- Collective ………….. INCREASE TO CUSHION LANDINGS
LOSS OF TAIL ROTOR THRUST IN FORWARD FLIGHT
- Throttles …………………………………….. CLOSED FLIGHT IDLE
WARNING
Do not allow rotor rpm to decay below minimum limits - Collective ………………………… ENTER AUTOROTATION
- Airspeed ……………………………………………………………… 70 KT
HYDRAULIC SYSTEM FAILURE
- Confirm Failure ……… VERIFY WITH GAUGE INDICATIONS
AFCS FAILURE TO ENGAGE OR DISENGAGES
- IAS …………………………….. REDUCE TO 115 KT OR LESS
HARDOVER OR ABNORMAL CONTROL DISTURBANCE
AUTOTRIM RUNAWAY
- Cyclic …… MANUALLY CONTROL THE AIRCRAFT ATTITUDE
- Cyclic Trim Release ….. PRESS FORCE TRIM RELEASE AND HOLD
- Airspeed ………………………………. REDUCE TO BELOW 115 KT
DOUBLE AC INVERTER FAILURE
- Standby AI ……………….. FLY WITH REFERENCE TO STBY AI
AND STBY COMPASS
DC GENERATOR OVERHEAT LIGHT
- DC GEN Switch ……………………………………………………….OFF
DOUBLE FUEL BOOST PUMP FAILURE
- Fuel Boost Pump Switches ……………….CHECK BOTH ON
CABIN HEATER MALFUNCTION
- Heater Switch ………………………………………………SELECT OFF
