SINGLE ENGINE FAILURE
1.
2.
If continued flight is not possible:
3.
- ESTABLISH SINGLE-ENGINE AIRSPEED
- EXTERNAL CARGO/STORES - JETTISON (IF REQUIRED)
If continued flight is not possible:
- LAND AS SOON AS POSSIBLE
DUAL ENGINE FAILURE
1.
- AUTOROTATE
EDECU LOW SIDE FAILURE
If partial powered flight cannot be maintained:
2.
- ESTABLISH SINGLE-ENGINE AIRSPEED
If partial powered flight cannot be maintained:
- ENG POWER CONT LEVER (LOW % TRQ/TGT TEMP ENGINE) - LOCKOUT. MAINTAIN % TRQ APPROXIMATELY 10% BELOW OTHER ENGINE
EDECU HIGH SIDE FAILURE
If the affected engine does not respond to ENG POWER CONT lever movement in the range between FLY and IDLE, the HMU may be malfunctioning internally.
If this occurs:
4.
- ESTABLISH SINGLE-ENGINE AIRSPEED
- ENG POWER CONT LEVER (HIGH % TRQ/TGT TEMP ENGINE) - RETARD. MAINTAIN % TRQ APPROXIMATELY 10% BELOW OTHER ENGINE
If the affected engine does not respond to ENG POWER CONT lever movement in the range between FLY and IDLE, the HMU may be malfunctioning internally.
If this occurs:
- PERFORM EMER ENG SHUTDOWN (AFFECTED ENGINE)
% RPM INCREASING/DECREASING (OSCILLATION)
1.
- ESTABLISH SINGLE-ENGINE AIRSPEED
% TRQ SPLIT BETWEEN ENGINES 1 AND 2
1.
- ESTABLISH SINGLE-ENGINE AIRSPEED
ENGINE COMPRESSOR STALL
1.
If condition persists:
If stall condition recurs:
4.
- ESTABLISH SINGLE-ENGINE AIRSPEED
If condition persists:
- ENG POWER CONT LEVER (AFFECTED ENGINE) - RETARD (TGT TEMP SHOULD DECREASE)
If stall condition recurs:
- EMER ENG SHUTDOWN (AFFECTED ENGINE)
1 OR #2 OIL FLTER BYPASS CAUTION APPEARS
1.
- ESTABLISH SINGLE-ENGINE AIRSPEED
CHIP #1 OR #2 ENGINE, #1 OR #2 ENGINE OIL PRESS, #1 OR #2 ENGINE OIL TEMP CAUTION APPEARS
- ESTABLISH SINGLE-ENGINE AIRSPEED
- ENG POWER CONT LEVER (AFFECTED ENGINE) - RETARD (TO REDUCE TORQUE)
If oil pressure is below minimum limits or if oil temperature remains above maximum limits:
- EMER ENG SHUTDOWN (AFFECTED ENGINE)
ENGINE HIGH-SPEED SHAFT FAILURE
2.
- ESTABLISH SINGLE-ENGINE AIRSPEED
2. EMER ENG SHUTDOWN (AFFECTED ENGINE). DON NOT ATTEMPT TO RESTART.
LIGHTNING STRIKE
1.
3.
- ESTABLISH SINGLE-ENGINE AIRSPEED
- ENG POWER CONT LEVERS - ADJUST AS REQUIRED TO CONTROL % RPM
- LAND AS SOON AS POSSIBLE
LOSS OF TAIL ROTOR THRUST IN CRUISE FLIGHT
1.
2.
- AUTOROTATE - MAINTAIN AIRSPEED AT OR ABOVE 80 KIAS
2. ENG POWER CONT LEVERS - OFF (DURING DECELERATION WHEN INTENDED POINT OF LAND IS ASSURED
LOSS OF TAIL ROTOR THRUST OR TAIL ROTOR QUADRANT CAUTION APPEARS WITH LOSS OF CONTROL AT LOW AIRSPEED/HOVER (RIGHT ROTATION)
2.
- COLLECTIVE REDUCE
2. ENG POWER CONT LEVERS - OFF (5 TO 10 FEET ABOVE TOUCHDOWN)
TAIL ROTOR QUADRANT CAUTION APPEARS IN CRUISE FLIGHT
1.
- COLLECTIVE - ADJUST TO DETERMINE CONTROLLABILITY (FIXED RIGHT OR LEFT)
LOSS OF CONTROL AT LOW AIRSPEED/HOVER OR TAIL ROTOR QUADRANT CAUTION APPEARS (LEFT ROTATION)
2.
3.
4.
- ENG POWER CONT LEVER(S) - RETARD TO DECREASE % RPM R BELOW 100% AND BEGIN A PARTIAL POWER DECENT
- COLLECTIVE - ADJUST TO PRESERVE % RPM R
- ENG POWER CONT LEVERS - OFF (5 TO 10 FEET ABOVE TOUCHDOWN)
- COLLECTIVE - ADJUST FOR LANDING
PEDAL BIND/RESTRICTION OR DRIVE WITH NO ACCOMPANYING CAUTION
1.
- APPLY PEDAL FORCE TO OPPOSE THE DRIVE
1 TAIL RTR SERVO CAUTION AND BACK-UP ON ADVISORY DOES NOT APPEAR OR # 2 TAIL RTR SERVO ON ADVISORY DOES NOT APPEAR
1.
2.
- TAIL SERVO SWITCH - BACKUP
2. BACK-UP HYD PUMP SWITCH - ON
MAIN XMSN OIL PRESS OR MAKN XMSN OIL TEMP CAUTION / XMSN OIL PRESS LOW / XMSN OIL TEMP HIGH
If time permits:
3.
If time permits:
- EMER APU START
CHIP INPUT MDL LH KR RH CAUTION
1.
2.
3.
- ESTABLISH SINGLE-ENGINE AIRSPEED
- ENG POWER CONT LEVER (AFFECTED ENGINE) - IDLE
- LAND AS SOON AS POSSIBLE
CHIP MAIN MDL SUMP, CHIP ACCESS MDL LH OR RH, CHIP TAIL XMSN OR CHIP INT XMSN / TAIL XMSN OIL TEMP OR INT XMSN OIL TEMP CAUTION
1.
- LAND AS SOON AS POSSIBLE
MAIN TRANSMISSION FAILURE
2.
- COLLECTIVE - ADJUST ONLY ENOUGH TO BEGIN A DESCENT WITH POWER REMAINING APPLIED TO THE MAIN TRANSMISSION THROUGHOUT THE DESCENT AND LANDING.
- LAND AS SOON AS POSSIBLE
ENGINE FIRE IN FIGHT
1.
2.
3.
4.
5.
- ESTABLISH SINGLE-ENGINE AIRSPEED
- ENG POWER CONT LEVER - OFF (AFFECTED ENGINE)
- ENG EMER OFF HANDLE - PULL
- FIRE EXTINGUISHER SWITCH - MAIN/RESERVE
- LAND AS SOON AS POSSIBLE
ENGINE/FUSELAGE FIRE ON GROUND
1.
2.
3.
- ENG POWER CONT LEVER(S) - OFF
- ENG EMER OFF HANDLE(S) - PULL IF APPLICABLE
- FIRE EXTGH SWITCH - MAIN/RESERVE AS REQUIRED
APU COMPARTMENT FIRE
1.
2.
- APU FIRE T-HANDLE - PULL
2. FIRE EXTGH SWITCH - MAIN/RESERVE AS REQUIRED
ELECTRICAL FIRE IN FLIGHT
1.
2.
- BATT AND GENERATORS SWITCHES - OFF
2. LAND AS SOON AS POSSIBLE
1 AND FUEL FLTR BYPASS CAUTION
1.
- LAND AS SOON AS POSSIBLE
1 AND #2 FUEL LOW CAUTION
1.
- LAND AS SOON AS PRACTICABLE
1 OR #2 FUEL PRESS CAUTION
1.
2.
3.
4.
- ENG FUEL SYS SELECTOR ON AFFECTED ENGINE - XFD
- FUEL BOOST PUMP CONTROL SWITCH ON SIDE BEING USED - ON
- LAND AS SOON AS POSSIBLE
- EMER ENG SHUTDOWN AFTER LANDING
1 AND #2 FUEL PRESS CAUTION
2.
- LAND AS SOON AS POSSIBLE
2. EMER ENG SHUTDOWN AFTER LANDING
1 AND #2 GENERATOR FAILURE (#1 AND #2 CONV AND AC ESS BUS OFF CAUTION)
6.
- EMER APU START
LFT OR RT PITOT HEAT AND MASTER CAUTION OR ARE FLASHING
If LFT or RT PITOT HEAT and MASTER cautions still appear:
4.
If LFT or RT PITOT HEAT and MASTER cautions still appear:
- LAND AS SOON AS POSSIBLE
1 AND #2 HYD PUMP CAUTION AND BACK-UP PUMP ON ADVISORY DOES NOT APPEAR
2.
If BACK- UP PUMP advisory still does not appear:
4.
5.
- AIRSPEED - ADJUST TO A COMFORTABLE AIRSPEED
- BACK-UP HYD PUMP SWITCH - ON
If BACK- UP PUMP advisory still does not appear:
- FPS AND BOOST SWITCHES - OFF (FOR #2 HYD PUMP CAUTION)
- LAND AS SOON AS POSSIBLE
1 OR #2 PRI SERVO PRESS CAUTION
3.
- SVO OFF SWITCHES - CHECK BOTH ARE CENTERED
- IF THE CAUTION APPEARS WITH THE SVO OFF SWITCH CENTERED, MOVE THE SVO OFF SWITCH TO TURN OFF THE MALFUNCTIONING SERVO.
- LAND AS SOON AS POSSIBLE
1 RSVR LOW AND #1 HYD PUMP CAUTION WITH BACK-UP PUMP ON ADVISORY
If the BACK-UP RSVR LOW caution also appears:
2.
3.
If the BACK-UP RSVR LOW caution also appears:
- SVO OFF SWITCH - 1ST STG
- LAND AS SOON AS POSSIBLE
2 RSVR LOW AND #2 HYD PUMP CAUTION WITH BACK-UP PUMP ON ADVISORY
If BACK-UP RSVR LOW caution also appears:
3.
4.
If BACK-UP RSVR LOW caution also appears:
- SVO OFF SWITCH - 2ND STG
- LAND AS SOON AS POSSIBLE
COLLECTIVE BOOST SERVO HARDOVER/POWER PISTON FAILURE
1.
- BOOST SWITCH - OFF
EMERGENCY LANDING IN WOODED AREAS - POWER OFF
1.
2.
- AUTOROTATE. DECELERATE HELICOPTER TO STOP ALL FORWARD SPEED AT TREETOP LEVEL.
- COLLECTIVE ADJUST TO MAXIMUM BEFORE MAIN ROTOR CONTACTS TREE BRANCHES
DITCHING POWER - OFF
1.
- AUTOROTATE
FLIGHT CONTROL/MION-ROTOR SYSTEM MALFUNCTIONS
If the main rotor system malfunctions:
1.
2.
If the main rotor system malfunctions:
- LAND AS SOON AS POSSIBLE
- EMERGENCY ENG(S) SHUTDOWN AFTER LANDING
STABILATOR MALFUNCTION - AUTO MODE FAILURE
1.
2.
- CYCLIC MOUNTED STABILATOR SLEW-UP SWITCH - ADJUST AS REQUIRED TO ARREST OR PREVENT NOSE DOWN PITCH RATE
- AUTO CONTROL SWITCH - PRESS ON ONCE AFTER ESTABLISHING A COMFORTABLE AIRSPEED
U COMMANDED NOSE DOWN/UP PITCH ATTITUDE CHANGE
If an uncommanded nose down pitch attitude occurs:
2.
If an uncommanded nose up pitch attitude occurs:
2.
If an uncommanded nose down pitch attitude occurs:
- CYCLIC - ADJUST AS REQUIRED
- COLLECTIVE - MAINTAIN OR INCREASE
- CYCLIC MOUNTED STABILATOR SLEW-UP SWITCH - ADJUST AS REQUIRED TO ARREST NOSE DOWN PITCH RATE
If an uncommanded nose up pitch attitude occurs:
- CYCLIC - ADJUST AS REQUIRED
- COLLECTIVE - REDUCE AS REQUIRED
LAND AS SOON AS POSSIBLE
Land at the nearest suitable landing area without delay
AUTOROTATE
Adjust the flight controls as necessary to establish an autorotational decent and landing.
ESTABLISH SINGLE ENGINE AIRSPEED
Maneuver the aircraft to an appropriate AIRSPEED that will allow for flight under partial power conditions to a suitable recovery area.
LOCKOUT
Manual control of engine RPM while bypassing the DECU functions
ENG POWER CONT
Pull down and advance forward while maintaining downward pressure, then adjust to set % RPM R as required.