N493PH

Part: MAGNETIC SEAL — LEAKING (XMSN INPUT)

TRANSMISSION INPUT SEAL LEAKING. REPLACED MAG SEAL 206040156001 DUE TO PITTING. REPAIRED.

Part: FLOAT — LEAKING (MLG) · airframe 4,494 hrs

LEAKING AROUND FWD INSIDE RELIEF VALVE. TO BE SENT TO VENDOR FOR REPAIR.

Part: COUPLING — CORRODED (T/R DRIVE SHAFT) · airframe 4,488 hrs

SPLINE COUPLING HAS CORROSION ON SPLINES. REPLACED.

Part: BEARING — WORN (M/R DRIVE) · airframe 4,449 hrs

MAIN ROTOR DRIVE HAS A BEARING WORN OUT.

Part: DISC PACK — CRACKED (TAIL ROTOR) · airframe 4,488 hrs

TAIL ROTOR DISC PACK CRACKED.

Part: DISC PACK — CRACKED (TAIL ROTOR) · airframe 4,527 hrs

TAIL ROTOR DISC PACK CRACKED.

Part: PRESSURE SWITCH — INOPERATIVE (M/R GEARBOX) · airframe 4,584 hrs

PRESSURE SWITCH INOPERATIVE, CAUTION LIGHT WILL NOT COME ON. TO BE SENT TO MFG.

Part: BUSHING — WORN (MAIN ROTOR) · airframe 4,481 hrs

MAIN ROTOR HEAD BUSHINGS WORN.

Part: BLEED VALVE — MALFUNCTIONED (ENGINE) · airframe 4,532 hrs

BLEED VALVE PRODUCING TOT HIGH IN FLIGHT. REPAIRED.

Part: LINK — WORN (MAIN ROTOR) · airframe 4,497 hrs

MAIN ROTOR LINK WORN.

Part: SEAL — LEAKING (SUPPORT) · airframe 4,494 hrs

SEAL LEAKING. TO BE SENT TO MFG FOR CREDIT.

Part: PITCH LINK — WORN (MAIN ROTOR) · airframe 4,481 hrs

LINK ASSY HAS WORN BUSHINGS.

Part: LEVER — WORN (MAIN ROTOR) · airframe 4,481 hrs

MAIN ROTOR LEVER ASSY HAS WORN BUSHINGS.

Part: PIN — WORN (MAIN ROTOR) · airframe 4,481 hrs

MAIN ROTOR HEAD PIN WORN.

Part: SEAL — LEAKING (GEARBOX) · airframe 3,746 hrs

GEARBOX INPUT SEAL LEAKING. REPAIRED.

Part: POWER SUPPLY — FAILED (ANTI COLLISION) · airframe 3,814 hrs

ANTI COLLISION LIGHT INOPERATIVE. POWER SUPPLY FAILED.

Part: MOUNT — WORN (M/R GEARBOX) · airframe 3,892 hrs

MAIN ROTOR GEARBOX MOUNT WORN.

Part: MOUNT — WORN (M/R GEARBOX) · airframe 3,575 hrs

MAIN ROTOR GEARBOX MOUNT WORN.

Part: SPRING — BROKEN (FRAHM ASSY) · airframe 3,750 hrs

MAIN ROTOR HEAD FRAHM ASSY HAS THREE CRACKED SPRINGS.

Part: BELLCRANK — WORN (T/R CONTROL) · airframe 3,632 hrs

TAIL ROTOR CONTROL BELLCRANK HAS A WORN BEARING.

Part: BEARING — WORN (IDLER) · airframe 3,635 hrs

IDLER PIVOT BEARING WORN.

Part: SEAL — LEAKING (FREEWHEEL UNIT) · airframe 3,746 hrs

FREEWHEEL UNINT FWD AND AFT SEAL LEAKING OIL. REPLACED FREEWHEEL UNIT.

Part: UNIVERSAL — WORN (MAIN ROTOR) · airframe 3,591 hrs

MAIN ROTOR UNIVERSAL HAS BEARING WEAR.

Part: BUSHING — WORN (SWASHPLATE LINK) · airframe 3,632 hrs

MAIN ROTOR SWASHPLATE LINK BUSHINGS ARE WORN.

Part: FREEWHEEL UNIT — MALFUNCTIONED (MAIN ROTOR) · airframe 3,856 hrs

FREEWHEEL UNIT CAUSING ENGINE VIBRATION FWD END AND ALSO FWD SEAL LEAKING. REPLACED FWU.

Part: UNIVERSAL — WORN (MAIN ROTOR) · airframe 4,016 hrs

UNIVERSAL HAS BEARING WEAR.

Part: UNIVERSAL — WORN (MAIN ROTOR) · airframe 3,591 hrs

MAIN ROTOR UNIVERSAL HAS BEARING WEAR.

Part: FILTER — BYPASSING (FUEL SYSTEM) · airframe 3,812 hrs

FILTER BYPASS INDICATOR POPPED. REPLACED WITH SERVICEABLE PART.

Part: PUMP — NOISY (HYD SYSTEM) · airframe 3,856 hrs

HYD PUMP MAKING ABNORMAL NOISE.

Part: SHAFT — SHEARED (PMA) · airframe 3,548 hrs

FADEC FAULT IN FLIGHT. FOUND PMA SHAFT SHEARED DUE TO FAILED BEARING IN PMA. REPLACED WITH SERVICEABLE PART.

Part: BEARING — FAILED (PMA) · airframe 3,548 hrs

FADEC FAULT IN FLIGHT. FOUND PMA SHAFT SHEARED DUE TO FAILED BEARING IN PMA. REPLACED WITH SERVICEABLE PART.

Part: SEAL — LEAKING (M/R GEARBOX) · airframe 3,746 hrs

MAIN ROTOR GEARBOX SEAL REMOVED DUE TO OIL LEAK.

Part: BRUSHES — WORN (STARTER GEN) · airframe 3,856 hrs

STARTER GEN BRUSHES WORN. REPAIRED.

Part: HYDROMECH UNIT — DAMAGED (ENGINE) · airframe 3,856 hrs

HMU HAS SPLINE WEAR AND UNABLE TO BLEED. REPLACED WITH SERVICEABLE PART.

Part: FITTING — CORRODED (FUEL DISTRIB) · airframe 3,955 hrs

SMALL END OF FITTING IS CORRODED. SCRAPPED.

Part: HOSE — KINKED (FUEL DIST) · airframe 3,955 hrs

FUEL HOSE ASSY KINKED.

Part: SEAL — LEAKING (M/R MAST ASSY) · airframe 3,632 hrs

MAST SEAL LEAKS. REPLACED SEAL PN 537855 DUE TO WORN AND PN 406040090103 NUT DUE TO GROOVED SEAL AREA.

Part: PANEL — CRACKED (PAX DOOR) · airframe 3,412 hrs

DOOR PANEL CRACKED.

Part: BEARING — ROUGH (COOLER BLOWER)

OIL COOLER BLOWER BEARING ROUGH.

Part: BLEED VALVE — FAILED (ENGINE) · airframe 3,359 hrs

TORQUE FLUCTUATION DURING CRUISE FLIGHT. REPLACED WITH SERVICEABLE BLEED VALVE.

Part: FILTER — BYPASSING (ENGINE OIL) · airframe 3,289 hrs

CEFA LUBE SIDE BYPASS INDICATOR EXTENDED. REPLACED WITH SERVICEABLE FILTER.

Part: STARTER GEN — WORN (ENGINE) · airframe 3,294 hrs

BRUSHES WORN ON 300 HOUR INSPECTION.

Part: MOUNT — WORN (ENGINE) · airframe 2,552 hrs

ENGINE MOUNT HAS A BEARING WORN. REPLACED WITH SERVICEABLE PART.

Part: LINK — CORRODED (MAIN ROTOR) · airframe 3,274 hrs

CORROSION ON MAIN ROTOR DRIVE LINK.

Part: EXHAUST STACK — CRACKED (ENGINE) · airframe 3,274 hrs

ENGINE EXHAUST STACK CRACKED.

Part: PRESSURE SWITCH — CORRODED (FUEL BOOST) · airframe 3,163 hrs

FUEL BOOST PUMP PRESSURE SWITCH WIRES CORRODED AND BROKEN.

Part: BEARING — ROUGH (COOLER BLOWER) · airframe 3,075 hrs

ROUGH BEARINGS ON COOLER BLOWER ASSY.

Part: VALVE — STUCK (ENGINE) · airframe 3,169 hrs

VALVE STUCK IN ON POSITION. REPLACED WITH SERVICEABLE VALVE.

Part: CASE — CORRODED (T/R GEARBOX) · airframe 3,153 hrs

TAIL ROTOR GEARBOX HAS EXCESSIVE PITTING BETWEEN CHIP DETECTOR AND RIGHT FORWARD MOUNTING STUD.

Part: COVER — TORN (MLG FLOAT) · airframe 3,152 hrs

EMERGENCY FLOAT COVER IS TORN.

Part: HMU — FAILED (FUEL CONTROL) · airframe 3,043 hrs

HMU HAS METERING VALVE CIRCUIT FAULT. REPLACED WITH SERVICEABLE HMU.

Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT) · airframe 2,796 hrs

CANNOT CHANGE CHANNELS. PERFORMED PRELIMINARY INSPECTION. COULD NOT DUPLICATE PROBLEM. FOUND CORRODED FOILS ON DISPLAY BOARD BENEATH HEADER. REPLACED DISPLAY BOARD. REPAIRED. ADJUSTED C/N SQUELCH, FREQUENCY AND SIDETONE. BENCH CHECK GOOD.

Part: PANEL — CRACKED (CARGO DOOR) · airframe 2,929 hrs

CARGO DOOR PANEL CRACKED. REPLACED WITH SERVICEABLE PANEL.

Part: BRUSHES — WORN (STARTER GEN) · airframe 2,951 hrs

BRUSHES WORN ON STARTER GEN.

Part: MOUNT — WORN (ENGINE) · airframe 3,021 hrs

ENGINE MOUNT BEARING WORN.

Part: SUPPORT — LEAKING (MAIN ROTOR) · airframe 3,001 hrs

MAIN ROTOR SUPPORT IS LEAKING.

Part: LINK — WORN (TAIL ROTOR) · airframe 2,876 hrs

TAIL ROTOR LINK HAS WORN BEARINGS.

Part: COVER — TORN (EMERGENCY FLOAT) · airframe 2,728 hrs

EMERGENCY FLOAT COVER HAS TORN STITCHING.

Part: LEVER — WORN (MAIN ROTOR) · airframe 2,771 hrs

LEVER HAS WEAR.

Part: COVER — DAMAGED (EMERGENCY FLOAT) · airframe 2,771 hrs

VELCRO UNSEWN FROM COVER.

Part: SWITCH — BROKEN (CYCLIC SWITCH) · airframe 2,697 hrs

CYCLIC STICK SWITCH IS BROKEN.

Part: CARTRIDGE — INOPERATIVE (FUEL PUMP) · airframe 2,818 hrs

FUEL PUMP CARTRIDGE IS INOPERATIVE.

Part: COVER — DAMAGED (EMERGENCY FLOAT) · airframe 2,418 hrs

VELCRO COMING UNSEWN FROM END FLAPS OF EMERGENCY FLOAT COVER.

Part: SUPPORT — LEAKING (SWASHPLATE) · airframe 2,814 hrs

UPPER GREASE SEAL LEAKING GREASE ONTO UNIBALL.

Part: LEVER — WORN (MAIN ROTOR) · airframe 2,771 hrs

MAIN ROTOR LEVER ASSY IS WORN.

Part: BEARING — ROUGH (COOLER BLOWER) · airframe 2,807 hrs

FWD BEARING ROUGH AND MAKING NOISE.

Part: BRUSHES — WORN (STARTER GEN) · airframe 2,657 hrs

STARTER GEN HAS WORN BRUSHES.

Part: FILTER ELEMENT — FAILED (MAIN ROTOR OIL) · airframe 2,706 hrs

FILTER ELEMENT FAILED, TRANSMISSION CHIP LIGHT ILLUMINATED.

Part: COVER — DAMAGED (EMERGENCY FLOAT) · airframe 2,771 hrs

VELCRO UNSEWN FROM EMERGENCY FLOAT COVER.

Part: SWITCH — MALFUNCTIONED (FUEL SYSTEM) · airframe 2,675 hrs

LOW FUEL LIGHT STAYS ON.

Part: BEARING — WORN (CYCLIC SERVO) · airframe 2,708 hrs

CYCLIC SERVO BEARING WEAR.

Part: CLOCK — MALFUNCTIONED (COCKPIT) · airframe 2,697 hrs

CLOCK LIGHT SEGMENTS INTERMITTENT.

Part: BEARING — ROUGH (COOLER BLOWER) · airframe 2,625 hrs

COOLER BLOWER BEARING SOUNDS ROUGH AND GREASE TURNING BLACK.

Part: BEARING — WORN (TAIL ROTOR HUB) · airframe 2,297 hrs

TAIL ROTOR HUB BEARING IS WORN.

Part: HOUSING — DAMAGED (COOLER BLOWER) · airframe 2,625 hrs

COOLER BLOWER HOUSING HAS WORKING RIVETS.

Part: FUEL FILTER — DEFECTIVE (FUEL SYSTEM) · airframe 2,510 hrs

FUEL FILTER LIGHT ILLUMINATED.

Part: SPRING — BROKEN (FRAHM ASSY) · airframe 2,650 hrs

FRAHM ASSY HAS BROKEN SPRING.

Part: BOOT — TORN (MAIN ROTOR) · airframe 2,498 hrs

BOOT TORN.

Part: TUBE — WRONG PART (ENGINE) · airframe 2,498 hrs

INCORRECT LINE. REPLACED WITH SERVICEABLE TUBE.

Part: HOSE — KINKED (MLG) · airframe 2,498 hrs

HOSE ASSY KINKED.

Part: UNIVERSAL — WORN (MAIN ROTOR) · airframe 2,489 hrs

RED MAIN ROTOR P/C LINK BEARING WORN WITH PLAY.

Part: POWER SUPPLY — WEAK · airframe 2,297 hrs

POWER SUPPLY HAS WEAK OUTPUT.

Part: COVER — TORN (FLOAT) · airframe 2,370 hrs

TATTERED AND TORN.

Part: BUSHING — WORN (IDLER) · airframe 2,370 hrs

WEAR ON BUSHINGS.

Part: PANEL — CRACKED (CREW DOOR) · airframe 2,253 hrs

SEVERAL CRACKS. SCRAPPED AND REPLACED WITH SERVICEABLE PANEL.

Part: FLOAT — TORN (MLG) · airframe 2,370 hrs

FLOAT BAG TORN.

Part: PANEL — CRACKED (DOOR FRAME) · airframe 2,253 hrs

PILOT DOOR POST TRIM PANEL CRACKED. SCRAPPED AND REPLACED WITH SERVICEABLE PANEL.

Part: LINK — WORN (TAIL ROTOR) · airframe 2,370 hrs

ROD END BEARINGS WORN.

Part: IDLER ASSY — WORN (MAIN ROTOR) · airframe 2,328 hrs

MAIN ROTOR CONTROL IDLER ASSY HAS WORN BEARINGS.

Part: STEP — CORRODED (FUSELAGE) · airframe 1,492 hrs

HEAVY CORROSION AROUND MOUNTING HOLES. SCRAPPED LOCALLY.

Part: INDICATOR — INACCURATE (ENGINE OIL) · airframe 1,727 hrs

ENGINE OIL PRESSURE READS 70 PSI WITH NO ENGINE POWER. TO BE RETURNED TO VENDOR.

Part: FILTER — CLOGGED (FUEL SYSTEM) · airframe 1,976 hrs

POPPED BYPASS BUTTON. REPLACED WITH SERVICEABLE PART.

Part: MOUNT — DAMAGED (TRANSMISSION) · airframe 1,076 hrs

RUBBER IN MOUNT BAD. SERIAL NUMBERS REMOVED ARE LP1891 AND LP1902. TO BE RETURNED TO VENDOR.

Part: FUEL FILTER — CHAFED (ENGINE) · airframe 1,696 hrs

FUEL FILTER CHAFED ON BOWL.

Part: INDICATOR — INOPERATIVE (MGT) · airframe 1,713 hrs

NO INDICATION.

Part: INDICATOR — STUCK (VERTICAL SPEED) · airframe 1,347 hrs

VERTICAL SPEED INDICATOR STICKING. SENT TO MASCO FOR INSPECTION AND REPAIR.

Part: RELIEF VALVE — LEAKING (FLOAT) · airframe 1,617 hrs

RELIEF VALVE ON FLOAT LEAKING.

Part: INDICATOR — MALFUNCTIONED (FUEL QTY)

AFTER 10 MINUTES OF USE, FUEL QUANTITY INDICATION FLASHES BETWEEN SCREEN AND ALL LEDS LIT.

Part: INDICATOR — ERRATIC (COCKPIT)

ERRATIC ON GROUND AND FAILS IN-FLIGHT.

Part: INDICATOR — FAILED (COCKPIT)

LCD DISPLAY WENT BLANK IN CRUISE FLIGHT.

Part: SIGNAL COND — ERRATIC (ENGINE)

SIGNAL COND ERRATIC IN-FLIGHT.

Part: RELAY — MALFUNCTIONED (COCKPIT)

BAD CAUTION LIGHT AND HORN DID NOT WORK.