ENGINE FAILURES ENGINE FAILURE DURING TAKEOFF ROLL *REQUIRES IMMEDIATE ACTION FROM MEMORY* Throttles....IMMEDIATELY CLOSE Maintain Directional Control Brakes..AS REQUIRED Stop straight ahead or exit runway if able to do safely If insufficient runway remains for a complete stop: Mixtures... IDLE CUT-OFF Fuel Selectors.. OFF Magnetos. OFF Battery Master Switch. OFF Maneuver to avoid obstacles if necessary ENGINE FAILURE AFTER ROTATION WITH SUFFICIENT RUNWAY REMAINING FOR A COMPLETE STOP *REQUIRES IMMEDIATE ACTION FROM MEMORY* Throttles....IMMEDIATELY CLOSE Maintain Directional Control and Land Straight Ahead Brakes..AS REQUIRED Stop straight ahead or exit runway if able to do safely 1
ENGINE FAILURE DURING TAKEOFF GEAR IN TRANSIT OR UP AND DECISION IS TO CONTINUE *REQUIRES IMMEDIATE ACTION FROM MEMORY UNTIL SECURE* The best way to prevent stepping on the wrong rudder during an engine failure is to first level the wings, then look at the ball and step on the ball by applying rudder pressure on the same side the ball is deflected. Maintain Directional Control Airspeed... (Straight and level flight attitude) 88 KIAS Mixture Controls. FULL FORWARD Propeller Controls...FULL FORWARD Throttles..FULL FORWARD Flaps...FULL UP Landing Gear Selector CHECK UP Inoperative Engine...IDENTIFY DEAD FOOT Throttle (Inop. Engine). RETARD TO VERIFY Propeller (Inop. Engine)...FEATHER Mixture (Inop. Engine)...IDLE CUT-OFF Bank..2º-3º INTO OPERATIVE ENGINE Ball...1/2 OUT OF CENTER TOWARD OPERATIVE ENGINE SECURE Cowl Flap (Inop. Engine)..CLOSE Alternator Switch (Inop. Engine) OFF Magneto Switches (Inop. Engine)...OFF Electric Fuel Pump (Inop. Engine).OFF Fuel Selector (Inop. Engine)...OFF 2
ENGINE FAILURE DURING FLIGHT BELOW 3,000 FEET AGL *REQUIRES IMMEDIATE ACTION FROM MEMORY UNTIL SECURE* The best way to prevent stepping on the wrong rudder during an engine failure is to first level the wings, then look at the ball and step on the ball by applying rudder pressure on the same side the ball is deflected. Maintain Directional Control Airspeed... (Straight and level flight attitude) 88 KIAS Mixture Controls. FULL FORWARD Propeller Controls...FULL FORWARD Throttles..FULL FORWARD Flaps...FULL UP Landing Gear Selector CHECK UP Inoperative Engine...IDENTIFY DEAD FOOT Throttle (Inop. Engine). RETARD TO VERIFY Propeller (Inop. Engine)...FEATHER Mixture (Inop. Engine)...IDLE CUT-OFF Bank..2º-3º INTO OPERATIVE ENGINE Ball...1/2 OUT OF CENTER TOWARD OPERATIVE ENGINE SECURE Cowl Flap (Inop. Engine)..CLOSE Alternator Switch (Inop. Engine) OFF Magneto Switches (Inop. Engine)...OFF Electric Fuel Pump (Inop. Engine).OFF Fuel Selector (Inop. Engine)...OFF Electrical Load...REDUCE Crossfeed..AS REQUIRED 3
ENGINE FAILURE IN FLIGHT ABOVE 3,000 FEET AGL *REQUIRES IMMEDIATE ACTION FROM MEMORY UNTIL TROUBLESHOOT* The best way to prevent stepping on the wrong rudder during an engine failure is to first level the wings, then look at the ball and step on the ball by applying rudder pressure on the same side the ball is deflected. Maintain Directional Control Airspeed... (Straight and level flight attitude) 88 KIAS Mixture Controls. FULL FORWARD Propeller Controls...FULL FORWARD Throttles..FULL FORWARD Flaps...FULL UP Landing Gear Selector CHECK UP Inoperative Engine...IDENTIFY DEAD FOOT Throttle (Inop. Engine). RETARD TO VERIFY Bank..2º-3º INTO OPERATIVE ENGINE Ball...1/2 OUT OF CENTER TOWARD OPERATIVE ENGINE TROUBLESHOOT Throttle (Inop. Engine)... 1/2 FULL OPEN Electric Fuel Pumps......ON Fuel Quantity CHECK Oil Pressure and Temperature..CHECK Magneto Switches.. CHECK ON Fuel Selectors.CHECK ON Carburetor Heat...ON, CHECK, OFF SECURE Throttle..CLOSE Propeller Control.. FEATHER Mixture Control IDLE CUTOFF 4
Cowl Flap (Inop. Engine)..CLOSE Alternator Switch (Inop. Engine) OFF Magneto Switches (Inop. Engine)...OFF Electric Fuel Pump (Inop. Engine).OFF Fuel Selector (Inop. Engine)...OFF Electrical Load...REDUCE Crossfeed...IF REQUIRED AIR STARTING PROCEDURE Fuel Selector (Inop. Engine).ON Magneto Switches (Inop. Engine) ON Electric Fuel Pump (Inop. Engine)...ON Alternator..ON Carburetor Heat (Inop. Engine)..OFF Mixture (Inop. Engine).. FULL RICH Throttle (Inop. Engine)... 1/4 INCH OPEN Propeller Control (Inop. Engine)..CRUISE POSITION If the propeller unfeathers but does not windmill, engage the starter for 1 second. If the propeller does not unfeather due to malfunction of the unfeathering accumulator: Throttle....TWO FULL STROKES Starter...(10 Seconds Max) ENGAGE If engine does not start prime as required and pump throttle while cranking. WHEN THE ENGINE BEGINS TO RUN Maniflold Pressure...15 UNTIL CHT IS GREEN If engine does not restart, complete the secure procedure and land at nearest suitable airport. 5
ONE ENGINE INOPERATIVE LANDING Inoperative Engine...SECURED Seat Belts/Harnesses...SECURE Fuel Selector (Operative Engine).ON Mixture (Operative Engine)...FULL RICH Propeller Control (Operative Engine).FULL FORWARD Electric Fuel Pump (Operative Engine)...ON When ready to descend: Landing Gear... (Below 140 KIAS) DOWN Landing Gear Lights....3 GREEN, NO RED, MIRROR Brakes.. CHECK PRESSURE Wing Flaps (Recommended 0º) AS REQUIRED Final Approach Speed..90 KIAS Engine Secure Throttle.. IDLE Propeller... FEATHER Mixture....IDLE CUT-OFF Cowl Flap..CLOSE Alternator OFF Magneto Switches...OFF Electric Fuel Pump..OFF Fuel Selector...OFF Electrical Load...REDUCE Crossfeed...IF REQUIRED 6
ENGINE ABNORMALITIES ENGINE ROUGHNESS Carburetor Heat (One Minute) ON If roughness continues after one minute: Carburetor Heat...OFF Mixture..ADJUST FOR MAXIMUM SMOOTHNESS Electric Fuel Pumps..ON Engine Gauges..CHECK Magneto Switches.CHECK If operation is satisfactory on either magneto, continue on that magneto at reduced power and mixture set for maximum smoothness. ENGINE OVERHEAT Cowl Flaps...OPEN Mixture (Affected Engine).ENRICHEN Power (Affected Engine)....RECUCE Airspeed.. (If Altitude Permits) INCREASE LOSS OF OIL PRESSURE Oil Pressure Gauge (Affected Engine).. VERIFY LOSS If loss is verified by oil pressure gauge: SECURE Throttle..CLOSE Propeller Control..FEATHER Mixture.. IDLE CUTOFF Cowl Flap (Inop. Engine)..CLOSE Alternator Switch (Inop. Engine) OFF Magneto Switches (Inop. Engine)...OFF Electric Fuel Pump (Inop. Engine).OFF 7
Fuel Selector (Inop. Engine)...OFF Electrical Load...REDUCE Crossfeed...IF REQUIRED PROPELLER OVERSPEED Throttle (Affected Engine).RETARD Oil Pressure (Affected Engine). CHECK Prop Control (Affected Engine)...DECREASE Airspeed.REDUCE FIRES ENGINE FIRE DURING START *REQUIRES IMMEDIATE ACTION* If engine has not started: Mixture....IDLE CUT-OFF Throttle...Full Open Starter...Continue Cranking If engine has started and is running: CONTINUE RUNNING FOR THREE SECONDS If fire continues: Fuel Selectors..OFF Electric Fuel Pumps OFF Mixtures... IDLE CUT-OFF Throttles FULL OPEN Airplane....EVACUATE External Fire Extinguisher......USE 8
ENGINE FIRE IN FLIGHT *REQUIRES IMMEDIATE ACTION* Fuel Selector (Affected Engine). OFF Throttle (Affected Engine)....IDLE Propeller Control (Affected Engine)....FEATHER Mixture (Affected Engine)... IDLE-CUTOFF Cowl Flap (Affected Engine)...OPEN If Fire Continues.EMERGENCY DESCENT Affected Engine.. SECURE USING CHECKLIST Land as soon as practical. ELECTRICAL FIRE Flashlight (If at Night)...LOCATE Battery Master Switch.OFF Alternator Switches.OFF All Electrical Switches OFF Radio Master Switch...OFF Vents.. CLOSE Cabin Heat..OFF If Fire Continues. USE FIRE EXTINGUISHER Bus Tie Circuit Breakers: Both Main Bus.PULL Non-Essential...PULL Avionics Bus #1...PULL Avionics Bus #2...PULL Left Alternator..PULL Right Alternator PULLAll Main Bus Circuit Breakers.PULL All Avionics Bus Circuit Breakers...PULL 9
If the flight can be conducted without electrical power, land at the nearest suitable airport. If electrical power is required for safe continuation of the flight, proceed as follows: WARNING The following procedure may reenergize the faulty system. If the faulty system is reinstated, its corresponding circuit breaker must be pulled immediately. Do not reset a tripped circuit breaker. One (1) Main Bus Tie Circuit Breaker...IN Battery Master Switch..ON Left or Right Alternator Circuit Breaker IN Corresponding Alternator Field Circuit Breaker...IN Corresponding Alternator Switch.ON Main Bus Circuit Breakers: Electric Tachometer...IN Landing Gear Indicator..IN Avionics Bus #1.IN Avionics Bus #2.IN Radio Master Switch ON Compass.IN Audio..IN Comm #1 IN Nav #1 IN Vents..... (If fire is Extinguished) OPEN If Fire Continues. EMERGENCY DESCENT WARNING The landing gear must be lowered using the emergency extension procedure. Refer to Manual Extension of Landing Gear Checklist. 10
CABIN FIRE *REQUIRES IMMEDIATE ACTION* Vents and Heater Intake..CLOSED Fire Extinguisher ACTIVATE If Fire Continues.EMERGENCY DESCENT LANDING GEAR MALFUNCTIONS LANDING GEAR UNSAFE WARNINGS Red light indicates gear is not fully up or not fully down and locked. If indication continues: Landing Gear RECYCLE Red light will illuminate, and gear horn will sound when the gear is not down and locked when throttles are below 14 MP and/or flaps are 25 or 40 or if the landing gear selector is in the up position on the ground. LANDING GEAR FAILS TO RETRACT WITH PUMP STILL RUNNING Climb to a safe altitude and fly to an uncongested area before completing checklist. Landing Gear Circuit Breaker..PULL Landing Gear Selector... DOWN Landing Gear Circuit Breaker....IN If pump continues to run, pull circuit breaker after all three green gear down and locked lights illuminate. 11
ONE OR MORE GREEN GEAR DOWN LIGHTS FAILS TO ILLUMINATE Climb to a safe altitude and fly to an uncongested area before completing the checklist. Navigation Lights or Day/Night Switch.OFF Circuit Breakers...CHECK IN Master Switch...ON Alternators ON Light Bulb... SWITCH WITH KNOWN GOOD BULB If all three gear down and locked indicator lights are not confirmed, use the throttles and flaps to check the gear warning horn and proceed to MANUAL EXTENSION OF LANDING GEAR CHECKLIST. MANUAL EXTENSION OF LANDING GEAR Climb to a safe altitude and fly to an uncongested area before completing the checklist. Navigation Lights or Day/Night Switch.OFF Circuit Breakers... CHECK IN Master Switch...ON Alternators ON Airspeed....REDUCE TO <100 KIAS Gear Selector.. GEAR DOWN Emergency Gear Extend Knob.PULL Indicator Lights...3 GREEN, NO RED, MIRROR Leave Emergency Gear Extension Knob Out. It may be necessary to maneuver the aircraft in order to assist one or more landing gear to lock into place. 12
GEAR UP EMERGENCY LANDING Airspeed.. 80-90 KIAS Flaps..UP Contact with the surface should be made at a minimum airspeed. AFTER LANDING: Master Switch.OFF Ignition Switches OFF Fuel Selectors..OFF ELECTRICAL FAILURES SINGLE ALTERNATOR FAILURE Anytime total tie bus voltage is below 12.5 Vdc, the LO BUS voltage annunciator will illuminate. Verify Failure CHECK AMMETERS Electrical Load...REDUCE If LO BUS voltage annunciator is illuminated, reduce until total load is less than 60 amps and LO BUS annunciator turns off. Failed Alternator Switch.OFF Failed Alternator Circuit Breaker.CHECK DO NOT RESET TRIPPED CIRCUIT BREAKER Failed Alternator Switch...ON If Power is Not Restored: Failed Alternator Switch.OFF Ammeter.. MONITOR The total electrical load must not exceed 60 amps. Reduce the electrical load as necessary to prevent the operating alternator from exceeding 60 amps. 13
DUAL ALTERNATOR FAILURE Anytime total tie bus voltage is below 12.5 Vdc, the LO BUS voltage annunciator will illuminate. Verify Failure CHECK AMMETERS Electrical Load...REDUCE Alternator Switches.OFF Alternator Circuit Breakers...CHECK ONLY RESET CIRCUIT BREAKERS IF ABSOLUTELY NECESSARY FOR CONTINUED FLIGHT Alternator Switches..ON If Only One Alternator Resets: Operating Alternator Switch.ON Failed Alternator Switch.OFF Electrical Load MAINTAIN LESS THAN 60 AMPS Ammeter..MONITOR If Neither Alternator Resets: Both Alternator Switches OFF Electrical Load...REDUCE Anticipate total electrical failure. Compass error may exceed 10 with both alternators inoperative. In the event of a total electrical failure, the landing gear must be lowered manually and the gear down and locked annunciators will not operate. SPIN RECOVERY Throttles.CLOSE Rudder..FULL OPPOSITE TO DIRECTION OF SPIN Control Wheel. FULL FORWARD Ailerons...NEUTRAL Rudder...NEUTRALIZE WHEN ROTATION STOPS Control Wheel..SMOOTH BACK PRESSURE 14
OPEN DOOR Airspeed... 82 KIAS Cabin Vents...CLOSE Storm Window.OPEN If Top Latch is Open.LATCH If Side Latch is Open...PULL ON ARMREST WHILE MOVING LATCH HANDLE TO LATCHED POSITION If Both Latches are Open.. LATCH SIDE LATCH THEN TOP LATCH 15