N27805

Part: BLADE — SEPARATED (MAIN ROTOR) · airframe 24,849 hrs

EXPERIENCED VIBRATION DURING TAKEOFF FROM OFFSHORE PLATFORM. THE AIRCRAFT WAS RETURNED TO AND LANDED AT THE SAME PLATFORM. FOUND SKIN SEPERATION FROM LEADING EDGE ABRRASION STRIP AT TIP APPROXIMATELY 1.5 INCHES CHORDWISE X 9.75 INCHES SPANWISE.

Part: STARTER GEN — FAILED (ENGINE) · airframe 21,612 hrs

GENERATOR FAILED IN FLIGHT. AFTER SHUTDOWN NOTED LOUD GRINDING NOISE COMING FROM THE STARTER WHEN UNIT WAS MOTORED. REPLACED STARTER GENERATOR. TO BE SENT TO VENDOR FOR REPAIR.

Part: BLADE — DAMAGED (MAIN ROTOR) · airframe 21,409 hrs

MAIN ROTOR BLADE SKIN SEPERATION OUTBOARD END LOWER SURFACE FROM TIP INBOARD APPROXIMATELY 2.25 INCHES AND AFT FROM LEADING EDGE APPROXIMATELY 2 INCHES. REPLACED WITH SERVICEABLE PART.

Part: TACH GENERATOR — CONTAMINATED (ENGINE) · airframe 20,995 hrs

TRANSMISSION RPM LIGHT FLASHING AND AUDIO HORN GOING OFF. FOUND TACH GEN FULL OF OIL AND WATER ON SEAL AROUND BACKPLATE. REPLACED WITH SERVICEABLE PART.

Part: INDICATOR — INOPERATIVE (N1) · airframe 20,291 hrs

ENGINE N1 INDICATOR INOPERATIVE.

Part: SWITCH — FAILED (CONTROL HEAD) · airframe 20,292 hrs

CONTROL HEAD ON/OFF SWITCH INTERMITTENT. ON/OFF SWITCH BAD. REPLACED BAD S2 ON/OFF SWITCH. REPAIRED. BENCH CHECK GOOD.

Part: TARSYN — MALFUNCTIONED (AUTO FLIGHT) · airframe 20,296 hrs

TARSYN333 MALFUNCTIONS, PILOT`S ATTITUDE SYSTEM CIRCUIT BREAKER POPPING. REPLACED WITH SERVICEABLE UNIT.

Part: GEARBOX — CORRODED (MAIN ROTOR) · airframe 20,291 hrs

GEARBOX HAS CORROSION ON CASE.

Part: GENERATOR — FAILED (STARTER/GEN)

STARTER/GENERATOR WILL NOT COME ON-LINE. INSPECTED BY ACCESSORY SHOP AND FOUND STARTER/GENERATOR WOULD NOT COME ON-LINE AND SMELLED BURNT.

Part: TARSYN 333 — MALFUNCTIONED (ADI)

THE ATTITUDE FLAG ON THE ATTITUDE INDICATOR WILL NOT PULL.

Part: CVR — INOPERATIVE (COCKPIT)

SELF-TEST INOPERATIVE.

Part: INTERFACE — OUT OF ADJUST (COCKPIT)

UNABLE TO ADJUST SIDETONE. PERFORMED PRELIMINARY INSPECTION. FOUND 12VDC POWER SUPPLY BAD.

Part: TRANSCEIVER — WEAK (COCKPIT)

RECEIVER WEAK, SQUELCH CANNOT BE TUNED OUT.

Part: INDICATOR — STICKING (COCKPIT HSI)

HSI INDICATOR'S COMPASS CARD STICKS.

Part: INDICATOR — FLUCTUATES (FUEL PRESSURE)

INDICATOR FLUCTUATES AND DOES NOT RETURN TO ZERO WITH PRESSURE OFF AND POWER ON.

Part: INDICATOR — FAILED (COCKPIT)

TACHOMETER INDICATOR NR 2 AND ROTOR NEEDLE WILL NOT COME UP.

Part: INDICATOR — MALFUNCTIONED (COCKPIT)

ALTIMETER INDICATOR HAS EXCESSIVE FRICTION ERROR.

Part: GEARBOX — MAKING METAL (COMBINING BOX)

GEARBOX HAS METAL ON NR 1 SIDE.

Part: GPS — FAILED (COCKPIT)

WILL NOT ACCEPT PRESENT POSITION. PERFORMED PRELIMINARY INSPECITON. FOUND UNIT INTERMITTENTLY DOES NOT POWER UP AND ALSO INTERMITTENTLY LOSES PRESENT POSITION AND USER WAYPOINTS AFTER SHUTDOWN.

Part: BOLT ASSY — FAILED (LIFT LINK)

ON POSTFLIGHT INSPECTION FOUND HEAD END OF LOWER LIFT LINK BOLT LYING IN THE BOTTOM OF THE SERVO COMPARTMENT. BOLT FAILED 1 AND 5/8" FROM THE END. THE THREADED END OF THE BOLT REMAINED ENGAGED IN THE LIFT LINK. REPLACED WITH SERVICEABLE BOLT.

Part: INDICATOR — SHORTED (HSI)

HSI INDICATOR INTERNALLY SHORTED--BLOWS FUSE.

Part: INTERPHONE BOX — FAILED (CO PILOT)

CO-PILOT CANNOT RECEIVE ON ANY RADIO OR THE INTERCOM, BUT CAN TRANSMIT BUT WITHOUT ANY SIDETONE. REPLACED WITH SERVICEABLE PART.

Part: CVR — FAILED (COCKPIT)

CVR WILL NOT TEST. ALSO REMOVED PINGER P/N DK100, S/N DD13473 WITH CVR. REPLACEMENT PINGER S/N S9181 RECEIVED WITH CVR.

Part: ENGINE — CRACKED (POWER SECT)

3 INCH CRACK ON TOP OF GAS GENERATOR CASE JUST AFT OF CUSTOMER AIR PORT.

Part: PUMP — SHORTED (FUEL BOOST)

PUMP SHORTED INTERNALLY. POPS BREAKERS.

Part: ITT INDICATOR — STICKS (COCKPIT)

ITT INDICATOR WILL STICK ON 300 ON START SOMETIMES.

Part: DAMPER ASSY — DEFECTIVE (M/R)

DAMPER ASSY HAS NO DAMPENING ACTION AND LEAKING.

Part: DAMPER ASSY — LEAKING (M/R)

DAMPER ASSY HAS NO DAMPENING ACTION AND LEAKING.

Part: CAP — MISSING (SKID)

SKID RUBBER CAME OFF CAP.

Part: VALVE — LEAKING (FLOATBAG)

FLOAT BAG HAS LEAKING INLET VALVES.

Part: VALVE — DEBONDED (FLOAT BAG)

FLOAT BAG HAS UNBONDED INLET VALVE.

Part: PANEL — CRACKED (CROSSTUBE)

PANEL BENT AND CRACKED AT CROSSTUBE AREA.

Part: VALVE — LEAKING (HYD CHECK)

HYD CHECK VALVE IS LEAKING.

Part: INDICATOR. — STICKS (FUEL PRESS)

INDICATOR INTERMITTENTLY STICKS AT 30 PSI.

Part: RADAR RT — MALFUNCTION (COCKPIT)

NO PICTURE ON SCREEN, INCOMPLETE TEST PATTERN. SPIDER WEB PATTERN IN MAP/WX.

Part: DAMPER ASSY — LEAKING (M/R)

DAMPER LEAKING FLUID AND CAN'T SEE PIN.

Part: TARSYN — DEFECTIVE (COCKPIT)

DG PRECESSES EXCESSIVELY.

Part: INDICATOR — FAILED (TRIPLE TACH)

#2 NEEDLE HAS NO INDICATION.

Part: SHAFT — DEFECTIVE (T/R GR BOX)

BOLT HOLES DO NOT ALIGN PROPERLY WITH THREADED HOLES OF BEVEL GEAR.

Part: TRANSCEIVR — DISTORTED (COCKPIT VHF)

DISTORTED TRANSMISSION.

Part: RADAR RT — DEFECTIVE (FAN UNIT)

UNIT POWERS UP, BUT FAN DOES NOT COME ON. ALSO FOUND (F202) FUSE MISSING. REPLACED FUSE (F202) WITH SPARE. DID NOT CURE PROBLEM. ALSO UNIT TRANSMITS INTERMITTENTLY.

Part: FITTING — CRACKED (FUSELAGE)

PART IS CRACKED. ANGLE CRACKED IN HALF DUE TO FASTENER HOLES NOT DEBURRED. REMOVED AND REPLACED ANGLE WITH SHIMS NEEDED AND PROPER HARDWARE. DEBURR HOLES AT ALL LOCATIONS OF FASTENERS.

Part: SERVO — LEAKS (CYCLIC)

CYCLIC SERVO LEAKS FROM PILOT VALVE SEALS.

Part: CVR — WONT TEST (COCKPIT)

CVR WILL NOT TEST.