N4180F

Part: GPS — MALFUNCTIONED (COCKPIT) · airframe 12,846 hrs

WILL NOT MAINTAIN PRESET WAYPOINTS AFTER POWER IS REMOVED FROM THE AIRCRAFT. SHOP REPAIR.

Part: GPS — MALFUNCTIONED (COCKPIT) · airframe 12,836 hrs

WILL NOT MAINTAIN PRESET WAYPOINTS AFTER POWER IS REMOVED FROM THE AIRCRAFT. SHOP REPAIR.

Part: BATTERY — WEAK (MAIN)

MAIN BATTERY WEAK.

Part: BATTERY — DISCHARGED (MAIN) · airframe 12,797 hrs

MAIN BATTERY LOSES ITS CHARGE AFTER SETTING OVERNIGHT.

Part: BATTERY — WEAK (MAIN) · airframe 12,414 hrs

MAIN BATTERY WEAK. REPLACED BATTERY.

Part: GYRO — MALFUNCTIONED (ATTITUDE IND) · airframe 12,537 hrs

ATTITUDE GYRO WILL NOT CAGE. REPAIRED.

Part: ACTUATOR — MALFUNCTIONED (MAIN ROTOR) · airframe 12,789 hrs

MAIN ROTOR ACTUATOR WILL NOT MAINTAIN FULL ACTUATION IN THE TOP OR BOTTOM STROKE RANGES.

Part: TRANSPONDER — INOPERATIVE (ATC SYSTEM)

ATC TRANSPONDER INOPERATIVE.

Part: INDICATOR — CRAZED (FUEL QYT GLASS) · airframe 12,543 hrs

FUEL QTY INDICATOR GLASS CRAZED. REPAIRED.

Part: LINER — BENT (TURBINE SECTION) · airframe 12,330 hrs

DURING HOT SECTION INSPECTION THE LINER WAS FOUND BENT.

Part: INDICATOR — MALFUNCTIONED (CAUTION PANEL) · airframe 12,391 hrs

TRANSMISSION CHIP CAUTION LIGHT SEGMENT LOOSE AND STAYS ON DIM. REPLACED WITH SERVICEABLE PART.

Part: FUEL CAP — DAMAGED (FUEL CELL) · airframe 12,375 hrs

LEVER ON FUEL CAP WILL NOT STAY LOCK DOWN WHEN SECURED. SCRAPPED.

Part: BATTERY — DISCHARGED (MAIN) · airframe 12,322 hrs

TOO WEAK TO START AIRCRAFT. REPLACED WITH SERVICEABLE BATTERY.

Part: RESTRAINT — STUCK (MAIN ROTOR HEAD) · airframe 12,314 hrs

STICKS IN THE DOWN POSITION. REPLACED WITH SERVICEABLE PART.

Part: RELAY — OVERHEATED (BATTERY) · airframe 12,040 hrs

BATTERY RELAY STARTED SMOKING AFTER GENERATOR WAS PLACED ON LINE. REPLACED WITH SERVICEABLE PART.

Part: INDICATOR — DETERIORATED (ENGINE OIL)

CASE SEAL DETERIORATED.

Part: TORQUEMETER — STICKS (COCKPIT)

INDICATOR FLUCTUATING, NEEDLE STICKS ON TORQUEMETER.

Part: INDICATOR — FLUCTUATES (TOT)

TOT INDICATOR VIBRATES AND FLUCTUATES ON START-UP.

Part: SWASHPLATE — WORN (MAIN ROTOR)

WORN SWASHPLATE ASSY, VERTICAL BOUNCE IN HOVER.

Part: OIL COOLER — CLOGGED (ENGINE)

OIL COOLER HAS HIGH OIL TEMPERATURE AND CORES ARE CLOGGED.

Part: RECEIVER — FAILED (COCKPIT GPS)

GPS RECEIVER LOST ALL STATIONS. "WPT" BUTTON BACKLIGHTING INTERMITTENTLY.

Part: GPS — DAMAGED (COCKPIT)

MESSAGE SWITCH DAMAGED. SENT TO MAGELLAN SYSTEMS FOR INSPECTION AND REPAIR.

Part: STOP ASSY — DETERIORATED (M/R XMSN)

STOP ASSY RUBBER IS DETERIORATED.

Part: GYRO — MALFUNCTION (COCKPIT ATTITUDE)

GYRO PRECESSES AND SLOW ERECTION RATE. TIME SINCE REPAIR 452:05.

Part: TORQUEMETER — FLUCTUATES (COCKPIT)

TORQUE FLUCTUATES, SYMPATHETIC TO MAIN ROTOR VIBRATION.

Part: TRANSCEIVER, — INTERMITTENT (COCKPIT)

PILOT REPORTED IT WORKED INTERMITTENTLY. FOUND FREQUENCY OUT OF SPECS. ADJUSTED TO SPECS. WHEN UNIT WAS HEATED, FREQUENCY WENT OUT OF TOLERANCE AGAIN. REPLACED CAVITY OSCILLATOR V101. REPAIRED PROBLEM. COOKED UNER HEAT LAMP, VIBRATED AND PUT IN FREEZER. UNIT BENCH CHECK GOOD.

Part: TRANSPONDER — FAILED (COCKPIT ATC)

TRANSPONDER WILL NOT REPORT. REPLACED CAVITY OSCILLATOR V101. REPAIRED. ADJUSTED FREQUENCY, COOKED UNIT, VIBRATED AND PUT IN FREEZER. BENCH CHECK GOOD.

Part: INDICATOR — STICKS (COCKPIT TOT)

INDICATOR NEEDLE STICKS AT ZERO AND WON'T INDICATE ON FIRST START.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT)

RIGHT KNOB BROKEN. REPLACED BROKEN FACEPLATE ASSEMBLY. ALSO REPLACED DEFECTIVE V101 CAVITY OSCILLATOR DUE TO FREQUENCY DRIFT. UNIT BENCH CHECK GOOD.

Part: HOUSING — CRACKED (ROTOR BRAKE)

HOUSING CRACKED BETWEEN FLUID RESERVOIR AND PISTON HOUSING. WOULD NOT HOLD PRESS.

Part: REGULATOR — DEFECTIVE (DC SYS)

GENERATOR WILL NOT COME ON LINE.

Part: GYRO — DEFECTIVE (COCKPIT HORIZ)

PRECESSING IN ROLL AND PITCH AND ROLL ERECTION RATES SLOW.

Part: GYRO — PRECESSES (COCKPIT ATTITUDE)

GYRO PRECESSES IN PITCH AND ROLL.

Part: GYRO — PRECESSES (COCKPIT ATTITUDE)

GYRO PRECESSES AND PITCH ROLL ERECTION RATES SLOW.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT)

BENCH CHECK NEEDED. INSPECTED AND TESTED. REPLACED CRACKED FACEPLATE. REPLACED PHOTOCELL V301 DUE TO WEAK REPLY LIGHT. REPAIRED. REPLACED DETERIORATED RESISTOR R477. INSTALLED HEAT-SINK BEHIND TRANSISTOR Q415. FOUND UNIT TO HAVE WEAK POWER OUT. TRIED ADJUSTINGPOWER OUT TO SPECS. REPLACED CAVITY TUBE V101 AND REPAIRED PROBLEM. UNIT HAS INTERMITTENT RECEIVE. REPLACED INTEGRATED CIRCUIT I405. REPAIRED PROBLEM. BENCH CHECK GOOD.

Part: BLADE — UNBONDED (M/R)

#1 LOWER FINGER UNBONDED BEYOND THE MAXIMUM LIMIT.