N59806
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
180 reports on file, 1997-04-23 – 2006-08-31.
Part: PUMP — FAILED (FUEL TRANSFER) · airframe 11,013 hrs
NR 2 FUEL TRANSFER PUMP FAILED, CONTINUED WITH NO FURTHER PROBLEMS. MAINTENANCE REPLACED THE NR 2 TRANSFER PUMP.
Part: CLIP — FAILED (HYD SYS) · airframe 10,595 hrs
ON FINAL TO GB426 NR 2 HYDRAULIC FAILED, LIGHT AND GAUGE LOSS OF PRESSURE. SHUTDOWN. MAINTENANCE REPLACED PUMP RETAINER CLIP.
Part: WINDOW — MISSING (COCKPIT) · airframe 10,340 hrs
DURING TAKEOFF CREW HEARD POPPING NOISE AND NOTICED PILOT'S SKYLIGHT MISSING, APPARENTLY CAME OFF DURING TAKEOFF.
Earlier reports · 1997–2005 · 177 reports
2005
Part: WIRE — CHAFED (SCAS) · airframe 10,088 hrs
SCAS FAILED IN FLIGHT. ATTEMPTED TO RESET IT BUT IT BLEW THE CIRCUIT BREAKER. SECURED OFF AND CONTINUED TO BASE WITHOUT INCIDENT. MAINTENANCE REPAIRED CHAFED WIRE WHICH RUNS BETWEEN THE SCAS AMP AND THE YAW ACTUATOR.
Part: TUBE — LEAKING (HYD SYSTEM) · airframe 8,933 hrs
IN CRUISE FLIGHT UTILITY HYDRAULIC AND OIL COOLER SEGMENT LIGHTS ILLUMINATED. FOLLOWED APPROPRIATE EMERGENCY CHECKLISTS AND RETURNED TO MCY. MAINTENANCE FOUND PIN HOLE IN TUBE UNDER ADEL CLAMP.
Part: PRESSURE SWITCH — MALFUNCTIONED (MAIN ROTOR) · airframe 8,890 hrs
DURING CRUISE FLIGHT TRANSMISSION CAUTION LIGHT ILLUMINATED. MAINTENANCE REPLACED THE PRESSURE SWITCH AND THERMO SWITCH 214-040-805-001.
2004
Part: BLEED VALVE — MALFUNCTIONED (ENGINE) · airframe 7,983 hrs
WHILE HOVERING FOR TAKEOFF, NR 2 MGT STARTED RISING. MGT SPIKED AT 933 DEGREES THREE TIMES, THEN STAYED AT 933 DEGREES. AIRCRAFT WAS SENT DOWN AND MGT RETURNED TO NORMAL FLAT PITCH.
Part: BLEED VALVE — MALFUNCTIONED (NR 2 ENGINE) · airframe 7,983 hrs
WHILE HOVERING FOR TAKEOFF,NR 2 MGT STARTING RISING. MGT SPIKED AT 933 DEGREES THREE TIMES, THEN STAYED AT 933 DEGREES. AIRCRAFT WAS SENT DOWN AND MGT RETURNED TO NORMAL FLAT PITCH.
Part: BEARING — FAILED (ROTOR BRAKE) · airframe 7,669 hrs
TRANSMISSION CHIP LIGHT ILLUMINATED IN FLIGHT. AIRCRAFT LANDED AT POINT SU FUR. MAINTENANCE FOUND BEARINGS IN THE ROTOR BRAKE QUILL HAD FAILED.
Part: ECU — MALFUNCTIONED (NR 1 ENGINE) · airframe 7,274 hrs
SHORTLY AFTER TAKE OFF NR 1 ENGINE TORQUE FLUCTUATED. MAINTENANCE FOUND ECU DEFECTIVE.
Part: ECU — MALFUNCTIONED (ENGINE) · airframe 7,274 hrs
AFTER TAKEOFF TORQUE GUAGES FLUCTUATED. RETURNED TO BASE.
Part: COUPLING — SHEARED (HYD SYSTEM) · airframe 7,271 hrs
OIL COOLER BLOWER LIGHT ILLUMINATED IN FLIGHT. MAINTENANCE FOUND UNION ON UTILITY HYDRAULIC PUMP SHEARED CAUSING THE LOSS OF HYDRAULIC FLUID.
2003
Part: COUPLER — BROKEN (HYD SYSTEM) · airframe 7,241 hrs
ENROUTE THE OIL COOLER CAUTION LIGHT ILLUMINATED. MAINTENANCE FOUND A UNION BROKEN CAUSING THE LOSS OF ALL HYDRAULIC FLUID. REPLACED UNION AND UTILITY HYDRAULIC PUMP.
Part: REDUCER — SHEARED (NR 2 HYD SYS) · airframe 7,121 hrs
DURING FLIGHT NR 2 HYDRAULIC SYSTEM FAILED. MAINTENANCE FOUND A REDUCER SHEARED ALLOWING A LOSS OF ALL HYDRAULIC FLUID.
Part: ENGINE — MALFUNCTIONED (NR 2) · airframe 6,911 hrs
ENROUTE FROM GB-426, AIRCRAFT LOST POWER ON NR 2 ENGINE. CONTINUED TO MCY AND PERFORMED SINGLE ENGINE LANDING.
Part: STARTER — INOPERATIVE (ENGINE) · airframe 6,759 hrs
STARTER WOULD NOT ENGAGE.
Part: STARTER GEN — MALFUNCTIONED (ENGINE) · airframe 6,745 hrs
STARTER GENERATOR KICKS OFF LINE.
Part: DUCT — CHAFED (ANTI ICE SYS) · airframe 6,705 hrs
ANTI ICE BLEED VALVE DUCT CHAFED. REPLACED DUCT.
Part: BLADE — DAMAGED (MAIN ROTOR) · airframe 6,705 hrs
THE SKIN AT THE ROOT END IS UNBONDED AND SKIN AT THE TIP END NEXT TO THE TIP SHOE IS UNBONDED. TRIM TAB UNBONDED. FRETTING PAD HAS SOME SEPERATION.
Part: PRESSURE SWITCH — MALFUNCTIONED (NR 2 ENGINE)
NR 2 ENGINE BLOWER LIGHT CAME ON AFTER ENGINE START. REPLACED.
Part: SEAL — LEAKING (STARTER) · airframe 6,524 hrs
STARTER SEAL LEAKING
Part: SEAL — LEAKING (HANGER ASSY)
HANGER ASSY SEAL LEAKS. REPLACED INNER COUPLING 214-040-603-005, S/N A293 DUE TO CORROSION AND WORN SEAL RIDE AREA. REPAIRED.
Part: SEAL — LEAKING (NR 2 ENGINE) · airframe 6,524 hrs
FIFTY TWO MINUTES AFTER TAKEOFF, NR 2 ENGINE OIL LIGHT ILLUMINATED WITH COINCIDING PRESSURE DROP OF NR 2 ENGINE OIL PRESSURE GAUGE. PRESSURE WENT TO ZERO WHILE NR 2 ENGINE WAS SHUT DOWN IN FLIGHT.
Part: PROBE — LEAKING (FUEL QUANTITY) · airframe 6,350 hrs
FOUND FUEL LEAKING THROUGH CENTER OF PROBE. ALSO CAPACITANCE VALVES CHECKED HIGH.
Part: BEARING — DAMAGED (HANGER ASSY)
HIGH AVMS READING. REPLACED BEARING DUE TO FLAT SPOTS FELT ON ROTATION. REPAIRED.
Part: BATTERY — DISCHARGED (MAIN)
MAIN BATTERY DISCHARGED, WON'T START AIRCRAFT.
Part: CONTROL BOX — MALFUNCTIONED (WX RADAR) · airframe 6,285 hrs
SKYWATCH DATA BOX SHOWS TAC FAIL CONSTANTLY.
Part: BATTERY — DISCHARGED (MAIN)
MAIN BATTERY DISCHARGED, WON'T START AIRCRAFT.
Part: SKIN — ERODED (ELEVATOR) · airframe 6,139 hrs
EROSION OF SKIN UNDER PAINT. SOMETHING MUST HAVE BEEN SPLASHED ON IT BEFORE PRIMED AT BELL CAUSING EROSION. THE ERODED AREA IS 18 X 20 INCHES. BLASTED PAINT TO BE ABLE TO EVALUATE THE ELEVATOR.
2002
Part: STRUCTURE — CORRODED (ELEVATOR) · airframe 6,139 hrs
CORROSION UNDERSIDE OF RT ELEVATOR. REPLACED WITH SERVICEABLE ELEVATOR.
Part: TRANSCEIVER — WEAK (VHF) · airframe 6,002 hrs
VHF TRANSCIEVER WEAK AND GARBLED. ALIGNED TRANSMITTER AND ADJUSTED C/N SQUELCH. COMPLETED TESTING UNIT AND ADJUSTED CARRIER SQUELCH AND SIDETONE. UNIT BENCH CHECK GOOD.
Part: BEARING — WORN (RESTRAINT)
MAIN ROTOR DRIVE RESTRAINT ASSY HAS WORN BEARINGS. REPAIRED.
Part: CONTROL UNIT — MALFUNCTIONED (COCKPIT) · airframe 6,031 hrs
ATC TRANSPONDER DISPLAY IS UNREADABLE. FOUND IC I303 BAD, REPLACED, REPAIRED. CLEANED FACEPLATE. BENCH CHECK GOOD.
Part: FITTING — WORN (ENGINE MOUNT)
ENGINE MOUNT FITTING HAS WORN BEARINGS. REPAIRED. REPLACED BEARINGS.
Part: TRANSCEIVER — WEAK (VHF) · airframe 5,958 hrs
VHF TRANSCEIVER WEAK RECEIVE. COULD NOT DUPLICATE PROBLEM OF WEAK RECEIVE BUT FOUND RECEIVER COMPRESSOR NOT WORKING. REPLACED BAD I303 IC CHIP. REPAIRED. REMOVED CORROSION FROM UNIT. ADJUSTED C/N SQUELCH, MIC GAIN, TRANSMIT COMPRESSOR AND SIDETONE. UNIT BENCH CHECK GOOD.
Part: COUNTERWEIGHT — WORN (TAIL ROTOR)
TAIL ROTOR COUNTERWEIGHT HAS WORN BEARINGS. REPAIRED.
Part: SHAFT — BROKEN (BLOWER ASSY) · airframe 5,938 hrs
NR 2 ENGINE PARTICLE SEPERATOR BLOWER SHAFT BROKEN. RETURNED TO VENDOR.
Part: BLOWER — INOPERATIVE (AIR DIST) · airframe 5,584 hrs
BLOWER WILL NOT COME ON. IN SHOP FOR REPAIR.
Part: IGNITER — WORN (ENGINE) · airframe 5,537 hrs
IGNITER WORN. TO BE SENT TO VENDOR FOR CREDIT.
Part: TRANSCEIVER — MALFUNCTIONED (RADAR SYS) · airframe 4,621 hrs
RADAR WILL NOT PAINT TARGET OR TEST CORRECTLY.
Part: INDICATOR — DAMAGED (COCKPIT)
INDICATOR HAS BROKEN THREADS FOR FRONT CONNECTOR.
Part: COMPUTER — FAILED (COCKPIT)
WEATHER RADAR CENTRAL COMPUTER GOES TO FAIL MODE WHEN TURNED ON.
Part: LIGHT — INOPERATIVE (STROBE)
EXTERIOR STROBE LIGHT INOPERATIVE.
Part: BEARING — WORN (COLLECTIVE)
COLLECTIVE CONTROL ASSY HAS WORN BEARINGS.
2001
Part: STARTER — MALFUNCTIONED (ENGINE) · airframe 5,168 hrs
STARTER STAYS STUCK IN THE ON POSITION.
Part: SHAFT — CORRODED (T/R GEARBOX) · airframe 5,089 hrs
EXCESSIVE CORROSION AT TAIL ROTOR OUTPUT SHAFT DRIVE SPLINES.
Part: TRANSPONDER — INOPERATIVE (COCKPIT)
INOPERATIVE. PENDING VENDOR REPAIR.
Part: STARTER — FAILED (ENGINE) · airframe 4,807 hrs
WILL NOT ENGAGE. CLUTCH IN PIECES.
Part: BATTERY — DISCHARGED (MAIN)
WEAK. REPLACED WITH SERVICEABLE BATTERY.
Part: BATTERY — DISCHARGED (MAIN)
WON'T START AIRCRAFT.
Part: BATTERY — DISCHARGED (MAIN)
WON'T START AIRCRAFT. SCRAPPED.
Part: BATTERY — DISCHARGED (MAIN)
WEAK.
Part: BATTERY — DISCHARGED (MAIN)
WEAK. REPLACED WITH SERVICEABE BATTERY.
Part: BATTERY — DISCHARGED (MAIN)
WON'T START AIRCRAFT.
Part: BATTERY — DISCHARGED (MAIN)
WEAK.
Part: BATTERY — DISCHARGED (MAIN)
WEAK. REPLACED WITH SERVICEABE BATTERY.
Part: BATTERY — DISCHARGED (MAIN)
WEAK.
Part: CONTROL UNIT — INOPERATIVE (COCKPIT) · airframe 4,613 hrs
DISPLAY HAS ONE DIGIT INOPERATIVE. PERFORMED PRELIMINARY INSPECTION. FOUND IC 201 BAD. REPLACED. BENCH CHECK GOOD.
Part: CONTROL PANEL — INTERMITTENT (ATC) · airframe 4,507 hrs
DIGITS INOPERATIVE. PERFORMED PRELIMINARY INSPECTION. FOUND HEADER BAD. DIGITS INTERMITTENTLY FLICKERS. DRIVER BOARD CAUSING SOME BRIGHT SEGMENTS ON DISPLAY. INSTALLED HEADER P305, J304, CAPACITOR NETWORK U301. DIGITS WILL NOT CHANGE WHEN DIAL IS TURNED. SENT TO HONEYWELL, KANSAS FOR INSPECTION AND REPAIR.
Part: TRANSMITTER — MALFUNCTIONED (HYD SYSTEM)
SHORTLY AFTER TAKEOFF, THE NR 1 HYDRAULIC PRESSURE GAUGE PEGGED OUT. REPLACED PRESSURE TRANSMITTER.
Part: ELBOW — CHAFED (HYD SYSTEM)
ON FINAL APPROACH, THE OIL COOLER LIGHT ILLUMINATED. FOUND THE UTILITY HYDRAULIC SYSTEM LOST FLUID. MAINTENANCE FOUND LEAK AT ELBOW WHERE THE SUPPORT HAD CHAFED THROUGH DUE TO JAM NUT BEING LOOSE.
Part: TRANSMITTER — MALFUNCTIONED (HYD INDICATOR)
NR 1 HYDRAULIC PRESSURE GAUGE MALFUNCTIONED. REPLACED PRESSURE GAUGE.
Part: O-RING — LEAKING (HYD MOTOR)
THE UTILITY HYDRAULIC SYSTEM FAILED IN FLIGHT. MAINTENANCE REPLACED LEAKING O-RINGS ON HYDRAULIC MOTOR.
Part: O-RING — LEAKING (HYD MOTOR)
THE UTILITY HYDRAULIC SYSTEM FAILED IN FLIGHT. MAINTENANCE REPLACED LEAKING O-RINGS ON HYDRAULIC MOTOR.
Part: MOTOR — SEIZED (HYD SYSTEM)
THE UTILITY HYDRAULIC SYSTEM FAILED IN FLIGHT. MAINTENANCE REPLACED SEIZED HYDRAULIC MOTOR.
Part: PUMP — LEAKING (HYD SYSTEM)
WHILE IN CRUISE FLIGHT, LOST UTILITY HYDRAULIC POWER. RETURNED TO BASE FOR MAINTENANCE.
1999
Part: ACTUATOR ASSY — INOPERATIVE (ELEVATOR)
ACTUATOR ASSY NOPERATIVE.
Part: AMPLIFIER — KICKING (FBW ELEVATOR)
ELEVATOR KICKING OF-LINE.
Part: STARTER — FAILED (ENGINE)
STARTER BURNT AND DRAGGING.
Part: DRIVE ASSY — MALFUNCTIONED (WX RADAR)
WILL NOT TILT UP.
Part: DRIVE ASSY — MALFUNCTIONED (RADAR ANTENNA)
WILL NOT TILT UP.
Part: DRIVE ASSY — FAILED (RADAR ANTENNA)
STOPS SWEEPING WHEN WARMED UP.
Part: STARTER — FAILED (ENGINE)
WILL NOT MOTOR ENGINE PAST 25 PERCENT.
Part: RECEIVER — MISINSTALLED (GPS SYSTEM)
GPS RECEIVER'S BEARING 180 DEGREES OFF.
Part: CLUTCH — SLIPPAGE (STARTER/GEN)
CLUTCH FAILED SLIPPAGE TORQUE TEST. IT EXCEEDED MAXIMUM LIMITS. REPLACED CLUTCH AND RETURNED STARTER TO SERVICE.
Part: TRANSCEIVER,RT14 — FAILED (COCKPIT)
TRANSCEIVER TRIPS CIRCUIT BREAKER AFTER WARM UP.
Part: STARTER — FAILED (ENGINE)
STARTER/GENERATOR BURNED UP.
Part: INDICATOR — READS HIGH (RADIO ALTIMETER)
INDICATOR READS 200 FEET HIGH.
Part: TRANSCEIVER — FAILED (COCKPIT)
TRANSCEIVER WILL NOT PAINT TARGETS, FOUND R/T FAULT.
Part: COMM CONTROL — FAILED (COCKPIT)
DIGITAL SCREEN GOES BLANK AFTER A FEW MINUTES.
Part: CONNECTOR — DAMAGED (MACH INDICATOR)
CANNON PLUG OUT OF ROUND. TIME SINCE REPAIR 0:00 HOURS.
Part: STARTER — MALFUNCTIONED (ENGINE)
STARTER DOES NOT DISENGAGE.
Part: STARTER — FAILED (START/GENERATOR)
ENGINE COG DISINTEGRATED.
Part: DRIVE ASSY — INOPERATIVE (RADAR ANTENNA)
DRIVE ASSEMBLY INOPERATIVE; SMOKED.
Part: STARTER — FAILED (START/GENERATOR)
STARTER WOULD NOT STAY ENGAGED.
Part: STARTER — WEAK (START/GENERATOR)
STARTER WEAK; WILL NOT START AIRCRAFT.
Part: ACTUATOR — FAILED (MAIN ROTOR)
ACTUATOR ASSEMBLY WILL NOT MONITOR TEST AND 5-MINUTES AFTER ENGAGING - KICKS OFF.
Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT)
TRANSCEIVER HAS EXCESSIVE GAIN ON 20 MILE AND 40 MILE RANGE.
Part: COMPUTER — MALFUNCTIONED (AUTOFLIGHT)
AUTOPILOT WILL NOT TRACK IN NAV MODE.
Part: STROBE — MALFUNCTIONED (STROBE)
STROBE LIGHT TRIPS CIRCUIT BREAKER.
Part: INDICATOR — FAILED (RADIO ALTIMETER)
RADIO ALTIMETER INDICATOR DOES NOT TEST, PULL FLAG OR INDICATE.
Part: LIGHT — FAILED (STROBE)
STROBE LIGHT CAUSES ANTI-COLLISION CIRCUIT BREAKER TO TRIP.
Part: TRANSCEIVER — FAILED (COCKPIT)
R/T HAS FAULTY DISPLAY.
Part: TRANSMITTER — FAILED (FLUX VALVE)
TRANSMITTER HAS NO OUTPUT.
Part: TRANSCEIVER — INOPERATIVE (COCKPIT)
TRANSCEIVER INOPERATIVE.
Part: PUMP — MAKING METAL (HYDRAULIC SYS)
HYDRAULIC PUMP MAKING METAL.
Part: LIGHT — INOPERATIVE (STROBE)
STROBE LIGHT INOPERATIVE.
1998
Part: FUEL CELL — LEAKING (FUSELAGE)
LEAKING THROUGH FUEL CELL WALL.
Part: CONTROL UNIT — MALFUNCTIONED (ADF SYSTEM)
ADF CONTROL'S DISPLAY UNREADABLE.
Part: GYRO — INTERMITTENT (COCKPIT)
GYRO INTERMITTENTLY WILL NOT BECOME VALID.
Part: DETECTOR — MALFUNCTIONED (ROTOR RPM)
RPM DETECTOR - ROTOR WARNING LIGHT EARLY.
Part: RECEIVER — INOPERATIVE (NAVIGATION)
RECEIVER INOPERATIVE.
Part: SHAFT — BROKEN (GENERATOR)
GENERATOR SHAFT BROKEN.
Part: TRANSCEIVER — INTERMITTENT (RADAR SYSTEM)
TRANSCEIVER INTERMITTENT AND STAYS IN RT FAULT TOO LONG.
Part: RELAY — FAILED (DC SYSTEM)
BATTERY SWITCH WILL NOT TRIP WHEN BUS. SWITCH TURNED OFF.
Part: CHARGER — MALFUNCTIONED (BATTERY)
CHARGER WILL NOT CHARGE BATTERY.
Part: TRANSCEIVER — INOPERATIVE (COCKPIT)
TRANSCEIVER'S GAIN INOPERATIVE.
Part: TRANSCEIVER — INOPERATIVE (COCKPIT)
COMM CONTROL INOPERATIVE.
Part: INDICATOR — FAILED (OIL SYSTEM)
OIL TEMPERATURE PEGS OUT HIGH SIDE. INDICATOR FAILED COMMON MODE TEST.
Part: BATTERY CHARGER — FAILED (DC SYSTEM)
NR 2 CHARGER CIRCUIT BREAKER TRIPS AT 20 PERCENT NG.
Part: TRANSCEIVER — FAILED (COCKPIT)
TRANSCEIVER WILL NOT PAINT TARGETS AND WILL NOT TRANSMIT. PERFORMED PRELIMINARY INSPECTION.
Part: NAV UNIT — FAILED (COCKPIT)
VOR WILL NOT POINT TO STATIONS.
Part: NAV UNIT — FAILED (COCKPIT)
NAVIGATOR UNIT INOPERATIVE AND MISSING NUT PLATE ON CONNECTOR.
Part: COMPUTER — MALFUNCTIONED (AFCS)
COMPUTER INTERMITTENTLY UNCOMMANDED GO AROUND MODE CONDITION.
Part: TRANSCEIVER — FAILED (COCKPIT)
TRANSCEIVER WILL NOT TURN ON. TIME SINCE REPAIR, 27:15 HOURS.
Part: PUMP — MAKING METAL (HYD SYSTEM)
METAL CONTAMINATION IN FILTERS IN HYDRAULIC PUMP.
Part: RELAY — FAILED (DC SYSTEM)
RELAY IS BURNED AND PITTED.
Part: RELAY — FAILED (DC SYSTEM)
RELAY IS BURNED AND PITTED.
Part: RELAY — PITTED (DC SYSTEM)
RELAY HAS PITTED CONTACTS.
Part: DRIVE ASSEMBLY — MALFUNCTIONED (RADAR SYSTEM)
RADAR INTERMITTENT. R/T FAULT ON INDICATOR IN ON POSITION.
Part: DRIVE ASSEMBLY — MALFUNCTIONED (RADAR ANNTENA)
RADAR INDICATOR DISPLAYS ANTENNA FAULT.
Part: TRANSCEIVER — MALFUNCTIONED (RADAR SYSTEM)
RADAR INDICATOR DISPLAYS ANTENNA FAULT IN ON POSITION AND TRANSMITS INTERMITTENTLY.
Part: COMPUTER — MALFUNCTIONED (AUTOFLIGHT)
PITCH MODE IN SCAS INDICATOR KICKS OFF IN DESCENT.
Part: LIGHT — INOPERATIVE (STROBE SYSTEM)
STROBE LIGHT WILL NOT FLASH.
Part: AMPLIFIER — FAULTY (AUTOFLIGHT)
SCAS AMPLIFIER TRIPS A/C CIRCUIT BREAKER.
Part: COMPUTER — FAILED (COCKPIT AIR DATA)
COMPUTER DOES NOT COUNT DOWN AS FUEL BURNS.
Part: AMPLIFIER — MALFUNCTIONED (SCAS)
AMPLIFIER UNIT WILL NOT EXCHANGE.
Part: AMPLIFIER — FAILED (SCAS)
SCAS SYSTEM WILL NOT ENGAGE.
Part: CARTRIDGE — INOPERATIVE (FUEL PUMP)
CARTRIDGE INOPERATIVE.
Part: ENCODER ALT — MALFUNCTIONED (COCKPIT)
ENCODER LOSES ALTITUDE.
Part: BEARINGS — WORN (TAIL ROTOR)
T/R PITCH WILL NOT STAY ENGAGED. BAD BEARINGS.
Part: COMPUTER — MALFUNCTIONED (COCKPIT ADC)
ADC FAILED, ONLY ZERO DISPLAYED WHEN SETTING ATTEMPTED.
Part: ACCELEROMETER — INOPERATIVE (COCKPIT)
ACCELEROMETER INOPERATIVE.
Part: SENSOR — MALFUNCTIONED (AFCS)
WHEN ATTITUDE HOLD ENGAGED, AIRCRAFT HUNTS 200 FEET TO 300 FEET UP AND DOWN.
Part: CONTROL — FAILED (COMM SYS)
25K PULL TUNING KNOB COMES OUT OF CONTROL HEAD WHEN PULLED. PERFORMED PRELIMINARY INSPECTION. FOUND LOOSE LOCK RING IN UNIT. REINSTALLED LOCK RING, REPAIRED. TESTED UNIT. BENCH CHECK GOOD.
Part: GYRO — FAILED (COCKPIT)
GYRO WILL NOT BECOME VALID.
Part: STARTER — MALFUNCTION (ENGINE)
DRAWS HIGH VOLTAGE DURING START UP.
Part: STARTER — FAILED (ENGINE)
KICKS OUT DURING START AND HIGH VOLTAGE DRAW.
Part: STARTER — FAILED (ENGINE)
STARTER WILL NOT DISENGAGE WHEN APPROPRIATE NG% IS ACHIEVED. MUST BE MANUALLY DISENGAGED.
Part: AMPLIFIER — MALFUNCTION (SCAS)
PITCH CHANNEL KICKS IN FLIGHT.
Part: STARTER — FAILED (START/GEN)
START KICKS OFF AND DISENGAGES.
Part: INDICATOR — DEFECTIVE (COCKPIT)
AIRSPEED INDICATOR NEEDS TO BE BENCH CHECKED AND CERTIFIED. (PER ASB 214ST-97-79)
Part: RELAY — FAILED (DC SYS)
DRAW DOWN DURING BATTERY START.
Part: AMPLIFIER — MALFUNCTION (SCAS)
PITCH CHANNEL KICKS OFF WITH CONTROL INPUT.
Part: RELAY — FAILED (DC SYS)
INOPERATIVE.
Part: RELAY — FAILED (DC SYS)
GENERATOR FALLING OFF LINE.
Part: AMPLIFIER — FAILED (SCAS)
SCAS SYSTEM WILL NOT MONITOR TEST PROPERLY. (STOPS AT PITCH FUNCTION) ALSO, PITCH CHANNEL WON'T STAY ENGAGED.
Part: BATTERY CHARGER — FAILED (DC SYS)
BATTERY LIGHT COMES ON IN FLIGHT. BATTERY CHARGER DEFECTIVE
Part: FUEL CELL — LEAKING (SEAMS)
FUEL CELL LEAKING. DETERIORATED SEAMS.
Part: PANEL ASY — FAILED (ENGINE GAUGE)
ENGINE RPM WORKS INTERMITTENTLY.
Part: COMPUTER — FAILED (AUTO FLIGHT)
COMPUTER FAILED TEST 11.10 ON SST TWICE.
Part: PROBE — FAILED (FUEL SYS)
PROBE INOPERATIVE.
Part: SWITCH — FAILED (HYD PRESS)
HYD PRESSURE SWITCH INOPERATIVE.
Part: LIGHT — FAILED (STROBE)
STROBE LIGHT POPS CIRCUIT BREAKER.
Part: ACTUATOR ASSY — DEFECTIVE (ELEV)
ELEVATOR FALLS OFF LINE.
Part: INDICATOR — PRECESSES (COCKPIT)
PRECESSES ABOUT 8 DEGREES ON FLIGHT LINE DURING GROUND CHECK. TIME SINCE REPAIR 0:00.
Part: AMPLIFIER ASSY — FAILED (AUTOPILOT FBWE)
DROPS OFF LINE. TIME SINCE REPAIR 0:00.
Part: INDICATOR — FAILED (COCKPIT)
RPM NEEDLE STUCK AT ZERO.
Part: INDICATOR — FAILED (COCKPIT)
ATTITUDE INDICATOR ROLL ERECTION RATE SLOW. TIME SINCE REPAIR 0:00.
Part: REGULATOR — FAILED (DC SYS)
VOLTAGE REGULATOR UNABLE TO ADJUST VOLTAGE.
Part: TRANSDUCER — FAILED (AIRSPEED)
AIRSPEED TRANSDUCER INOPERATIVE.
Part: INDICATOR — PRECESSES (COCKPIT)
ATTITUDE INDICATOR PRECESSES DURING FLIGHT.
Part: GENERATOR — FAILED (DC SYS)
GENERATOR CAUSING HIGH FREQUENCY VIBRATIONS; APPEARS TO BE BENT.
Part: DRIVE ASSY — FAILED (RADAR ANT)
ANT DRIVE ASSY FAILED. CAUSES LARGE RED BAND ON SCREEN DURING TURNS AND ROLL INOPERATIVE.
Part: TRANSCEIVER — DEFECTIVE (COCKPIT)
GAIN TOO HIGH ON LOW RANGES.
Part: INDICATOR — ERRATIC (COCKPIT)
INDICATOR GREEN NEEDLE VERY ERRATIC.
Part: INDICATOR — STICKS (COCKPIT)
AIR SPEED NEEDLE STICKS.
1997
Part: BEARING — RUSTED (M/R)
BEARING FOUND RUSTY AND UNSERVICEABLE. SERIAL NUMBERS REMOVED ARE N0001 AND N0004.
Part: TRANSPONDER — FAILED (COCKPIT)
TRANSPONDER FAILED. UPON DISASSEMBLING UNIT FOUND MODULATOR BOARD HAD A BURNT SECTION.
Part: CONTROL BOX — FAILED (COCKPIT)
CONTROL BOX CANNOT SELECT NUMBERS. PERFORMED PRELIMINARY INSPECTION. FOUND NUMBERS NOT CHANGING WHEN SELECTOR KNOB IS TURNED, CLEANED WAFER SWITCHES. REPAIRED. ALSO FOUND PHOTOCELL V101 BAD. REPLACED. REPAIRED. BENCH CHECK GOOD.
Part: CVR — SHORTED (COCKPIT)
CVR DOES NOT COME ON. POWER WAS SHORTED TO GROUND.
Part: POWER SUPPLY — FAILED (LIGHT)
POWER SUPPLY LOW CURRENT CHARGE.
Part: FLOAT — DEFECTIVE (FWD RT ASSY)
UNBONDED FLOAT INLET VALVE.
Part: SKIN — MIS MFG (BELLY)
BELLY SKIN MILLED ON WRONG SIDE.
Part: TRACK — MIS MFG (DOOR TRACK)
LOWER LIP OF BOTH TRACKS TOO NARROW TO ALLOW PROPER EDGE DISTANCE FOR RIVETS.
Part: SKIN — MIS MFG (HORIZ STAB SPAR)
SKIN WAS CHEMICALLY MILLED ON WRONG SIDE.
Part: SKIN — MIS MFG (HORIZ STAB)
SKIN WAS CHEMICALLY MILLED ON WRONG SIDE.
Part: SKIN — MIS MFG (HORIZ STAB RIB)
SKIN WAS CHEMICALLY MILLED ON WRONG SIDE.
Part: BLADE — CRACKED (M/R)
LOWER PRIMARY GRIP PAD CRACKED AND THE UPPER SECONDARY GRIP PAD SEPARATED.
Part: BLADE — CRACKED (M/R)
LOWER PRIMARY GRIP PAD CRACKED. SENT TO COMPOSITE TECHNICS FOR INSPECTION AND REPAIR.