N21497

Part: OIL COOLER — MALFUNCTIONED (ENGINE) · airframe 12,990 hrs

ENGINE OIL TEMPERATURE NEEDLE INDICATES JUST BELOW THE "HIGH SIDE" RED LINE IN CRUISE FLIGHT.

Part: INDICATOR — SHORTED (CAUTION PANEL) · airframe 12,849 hrs

CAUTION PANEL FUEL FILTER SEGMENT SHORTED OUT AND LIGHT STAYING ON. REPLACED WITH SERVICEABLE PART.

Part: ENCODER — INACCURATE (ALTIMETER) · airframe 12,384 hrs

ENCODER CAUSES ALTITUDE TO INDICATE 200 FEET OFF. REPAIRED.

Part: CONTROL BOX — WILL NOT TEST (WX RADAR)

WEATHER RADAR CONTROL BOX FAILS IN SELF TEST OR WHEN IN OPERATE MODE.

Part: ENCODER — MALFUNCTIONED (ALTIMETER) · airframe 12,384 hrs

ENCODER WON'T INDICATE WITHIN SPECIFIED RANGE. REPAIRED.

Part: CASE — CRACKED (TRANSMISSION) · airframe 11,782 hrs

CRACK INDICATIONS ON WEBS OF TRANSMISSION.

Part: LINE — CRACKED (FUEL SYSTEM) · airframe 12,818 hrs

LINE IS CRACKED AT FLARE. REPLACED WITH SERVICEABLE LINE.

Part: TRANSCEIVER — MALFUNCTIONED (ATC SYSTEM) · airframe 12,823 hrs

WOULD NOT TRANSMIT POWER MODE C SIGNALS. IN SHOP REPAIR.

Part: VOLT REGULATOR — FAILED (AC SYSTEM) · airframe 12,467 hrs

GENERATOR WILL NOT STAY ON LINE.

Part: INDICATOR — FAILED (DUAL TACH) · airframe 12,194 hrs

TURBINE NEEDLE NOT WORKING.

Part: GEARBOX — MAKING METAL (TAIL ROTOR) · airframe 12,247 hrs

MAKING METAL. REPLACED WITH SERVICEABLE PART.

Part: STARTER GEN — FAILED (ELECTRICAL) · airframe 12,461 hrs

GENERATOR WILL NOT RESET. REPLACED WITH SERVICEABLE PART.

Part: GEARBOX — DAMAGED (TAIL ROTOR) · airframe 12,247 hrs

PLAY IN OUTPUT SHAFT, UNABLE TO BALANCE TAIL ROTOR. REPLACED WITH SERVICEABLE PART.

Part: LINER — DAMAGED (COMPRESSOR) · airframe 11,459 hrs

TORQUE OSCILLATIONS ABOVE 80%.

Part: ROD — WORN (TAIL ROTOR) · airframe 14,624 hrs

ROD BEARING WORN. SCRAPPED.

Part: DISK — DAMAGED (MAIN ROTOR) · airframe 12,456 hrs

DISC WORN CAUSING NOISE WHEN ROTOR BRAKES APPLIED. REPLACED WITH SERVICEABLE PART.

Part: SUPPORT — LEAKING (MAIN ROTOR) · airframe 12,254 hrs

LEAKING. REPLACED WITH SERVICEABLE PART.

Part: STOP — DETERIORATED (M/R GEARBOC) · airframe 12,512 hrs

RUBBER DETERIORATED. SENDING TO VENDOR FOR REPAIR.

Part: INDICATOR — MALFUNCTIONED (ATTITUDE) · airframe 12,526 hrs

SLOW TO ERECT. IN SHOP FOR REPAIR.

Part: TRANSCEIVER — FAILED (VHF SYSTEM) · airframe 12,151 hrs

DISPLAY NUMBERS DON'T COME ON. IN SHOP FOR REPAIR.

Part: INDICATOR — FAILED (DUAL TACH) · airframe 11,313 hrs

ROTOR NEEDLE DOESN'T ENGAGE UNTIL ALMOST 100 PERCENT ENGINE RPM.

Part: FLEXURE — DETERIORATED (TRANSMISSION) · airframe 11,990 hrs

RUBBER DETERIORATED.

Part: VOLT REGULATOR — MALFUNCTIONED (GENERATOR) · airframe 10,795 hrs

GENERATOR WENT OFF LINE AND WON'T RESET.

Part: FITTING — DAMAGED (FLOAT) · airframe 11,990 hrs

RUBBER MISSING. REPLACED WITH SERVICEABLE ASSY.

Part: PITCH LINK — WORN (TAIL ROTOR) · airframe 11,737 hrs

WORN. REPLACED WITH SERVICEABLE ASSY.

Part: ROD — BINDING (TAIL ROTOR) · airframe 11,707 hrs

BINDING. REPLACED WITH SERVICEABLE ASSY.

Part: VOLT REGULATOR — MALFUNCTIONED (GENERATOR) · airframe 11,124 hrs

ON FIRST START OF THE DAY, GENERATOR WILL NOT COME ON LINE.

Part: BEARING — DAMAGED (BELLCRANK) · airframe 11,434 hrs

BEARING UNSTAKED. REPLACED WITH SERVICEABLE PART.

Part: HORN — MALFUNCTIONED (COCKPIT) · airframe 11,237 hrs

HORN HAS STEADY SOUND ONLY, MUST PULSATE. SCRAPPED AND REPLACED WITH SERVICEABLE UNIT.

Part: INDICATOR — STUCK (DUAL TACH) · airframe 11,329 hrs

TURBINE NEEDLE STAYING AT ZERO AT TIMES AND VERY UNRELIABLE.

Part: RESTRAINT — WORN (TRANSMISSION) · airframe 10,867 hrs

BEARINGS WORN. REPLACED WITH SERVICEABLE PART.

Part: GPS — FAILED (COCKPIT) · airframe 11,313 hrs

WILL NOT ACQUIRE SATELLITE SIGNAL.

Part: HOUSING — LEAKING (TAIL ROTOR) · airframe 11,881 hrs

TAIL ROTOR GEARBOX INPUT SEAL LEAKING. REPLACED WITH SERVICEABLE PART.

Part: TRANSCEIVER — NOISY (COCKPIT) · airframe 11,692 hrs

A LOT OF BACKGROUND NOISE IN RECEPTION MODE. PERFORMED PRELIMINARY INSPECTION AND FOUND CARRIER SQUELCH INTERMITTENT, ADJUSTED R184.

Part: CROSSTUBE — CORRODED (MLG) · airframe 12,138 hrs

CORROSION PITS UNDER SADDLE MOUNTS. SCRAPPED AND REPLACED WITH SERVICEABLE CROSSTUBE.

Part: EXHAUST STACK — CRACKED (ENGINE) · airframe 11,595 hrs

EXHAUST STACK IS CRACKED. SCRAPPED AND REPLACED WITH SERVICEABLE PART.

Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 16,119 hrs

DISPLAY IS UNREADABLE ON HIGH HUMIDITY MORNINGS. REMOVED AND REPLACED DISPLAY. ADJUSTED AND ALIGNED CARRIER NOISE SQUELCH, CARRIER SQUELCH, MODULATION AND SIDETONE. BENCH CHECK GOOD.

Part: LIFE VEST — FAILED (COCKPIT) · airframe 11,867 hrs

VEST WILL NOT HOLD AIR. SENT TO J.D. MANUFACTURING FOR INSPECTION AND REPAIR.

Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 11,152 hrs

WILL NOT TRANSMIT OR RECEIVE. PERFORMED PRELIMINARY INSPECTION AND ADJUSTED CARRIER NOISE SQUELCH, CARRIER SQUELCH, AND SIDETONE. BENCH CHECK GOOD.

Part: TRANSCEIVER — FAILED (COCKPIT) · airframe 12,145 hrs

WILL NOT RECEIVE. PERFORMED PRELIMINARY INSPECTION AND TESTED. COULD NOT DUPLICATE PROBLEM. FOUND FREQUENCY SELECTOR INTERMITTENTLY SWITCHING TO MEMORY PRESETS WHEN ADJUSTING FREQUENCY. CLEANED SW102 SWITCH AND SELECTOR CONTACTS. REPAIRED. ADJUSTED SQUELCH AND MIC GAIN. BENCH CHECK GOOD.

Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 11,608 hrs

FLIPPING FROM USE TO STANDBY. PERFORMED PRELIMINARY INSPECTION AND TESTED. COULD NOT DUPLICATE PROBLEM. ADJUSTED FREQUENCY AND SIDETONE. BENCH CHECK GOOD.

Part: ELT — WON'T TEST (CABIN)

ELT WILL NOT TEST.

Part: REGULATOR — FAILED (DC SYSTEM)

GENERATOR WILL NOT COME ON LINE.

Part: GPS — FAILED (COCKPIT)

GPS 150 WILL NOT DISPLAY BEARING. PERFORMED PRELIMINARY INSPECTION AND FOUND UNIT WILL NOT DISPLAY BEARING AND ALSO WPT INDICATOR INOPERATIVE.

Part: GPS — MALFUNCTIONED (COCKPIT)

GPS 150 TAKES TOO LONG TO COME ON-LINE AND START WORKING. PERFORMED PRELIMINARY INSPECTION AND FOUND UNIT TAKES LONG TO PICK UP SATELLITES AND UNIT HAS SEVERAL UNREADABLE BUTTONS.

Part: OIL COOLER — CORRODED (ENGINE)

OIL COOLER HAS HIGH OIL TEMPERATURE AND FINS ARE CORRODED.

Part: CARTRIDGE — LEAKING (FUEL SYSTEM)

AFTER INSTALLATION, FOUND CARTRIDGE TO BE LEAKING THROUGH CENTER SNAP RING AREA.

Part: TRANSPONDER — FAILED (COCKPIT)

MODE "C" REPORTED INOPERATIVE BY ATC. PERFORMED PRELIMINARY INSPECTION. FOUND PULSE WIDTH TO BE OUT OF SPECS AND REPLY LIGHT TO CONSTANTLY BLINK.

Part: ACTUATOR — FAILED (M/R)

ACTUATOR INOPERATIVE.

Part: VOLT REGULATOR — DEFECTIVE (DC SYS)

GENERATOR WOULD FALL OFF LINE BUT WOULD RESET EACH TIME.

Part: RESTRAINT — BEARING FAILED (TRANSMISSION)

TRANSMISSION RESTRAINT BEARINGS PEELED.

Part: RESTRAINT — FAILED BEARING (TRANSMISSION)

BEARING OUTER RACE SPINNING IN RESTRAINT. BOTH BEARINGS WORN.

Part: STABILIZER ASSY — DEFECTIVE (STABILIZER)

CANNOT INSTALL ANGLES DUE TO INSERTS NOT PROPERLY INSTALLED.

Part: VALVE — DETERIORATED (CABIN HEAT)

CABIN HEATER BECAME INOPERATIVE. DURING TROUBLESHOOTING FOUND BALL IN DRAIN VALVE DETERIORATED AND RUSTY. REPLACED DEFECTIVE BALL IN VALVE ASSEMBLY.

Part: GPS 150 — INTERMITTENT (COCKPIT)

CURSOR AND ENTER BUTTON INTERMITTENT.

Part: RESTRAINT — BEARING WORN (XMSN)

BEARING WORN. SENT TO LORD MANUFACTURING FOR EXCHANGE.

Part: INDICATOR — DEFECTIVE (DUAL TACH)

TURBINE NEEDLE HAS NO INDICATION. TIME SINCE REPAIR 10:55.

Part: RECEIVER — DEFECTIVE (COCKPIT LORAN)

UNIT WILL NOT ACCEPT COMMANDS.

Part: TRANSCEIVER — INOPERATIVE (COCKPIT)

DOES NOT TURN ON. REPLACED INOPERATIVE Q415 TRANSISTOR, INOPERATIVE V101 CAVITY OSCILLATOR, AND DETERIORATED R477 RESISTOR. RETURNED TO SERVICE.