N692PH

ATA 2612

Part: HARNESS — INTERMITTENT (FIRE DETECTION) · airframe 7,301 hrs

NR 2 ENGINE FIRE LIGHT FLASHED INTERMITTENTLY IN FLIGHT WHILE DESCENDING INBD. NO ENGINE FIRE PRESENT. NORMAL LANDING AND SHUTDOWN. MX REPLACED NR 2 ENGINE OTBD FIRE DETECTION HARNESS.

ATA 5302

Part: SUPPORT — FAILED (TAILBOOM) · airframe 6,252 hrs

HORIZ STABILIZER SUPPORT STRUT FITTING FAILED. SUPPORT STRUT STRUCK BY TAIL ROTOR BLADES. REMOVED HORIZ STABILIZER ASSY.

ATA 2612

Part: FIRE DETECTOR — MALFUNCTIONED (NR 2 ENGINE) · airframe 1,352 hrs

ENROUTE FROM MC778 TO HBP NR 2 ENGINE FIRE LIGHT CAME ON. REDUCED POWER BELOW 1200 LBS PER HR. FUEL FLOW AND LIGHT WENT OUT. INCREASED POWER AND LIGHT CAME BACK ON. REVIEWED ENGINE FIRE CHECKLIST AND REDUCED NR 2 ENGINE TO IDLE FOR OEI LANDING AT GRAND ISLE EXXON. ABOUT 10 MINUTES FROM TIME OF EVENT TO LANDING AT 1601. MAINTENANCE REPLACED THE OUTBOARD AND INBOARD FLAME DETECTORS AND THE OUTBOARD FLAME DETECTOR HARNESS PART NUMBER 92552-04112-041. ALSO INSULATED WIRE TO PIN C WITH HEAT SHRINK AS PER LETTER FROM SIKORSKY.

ATA 7261

Part: SEAL — FAILED (NR 1 ENGINE OIL) · airframe 1,001 hrs

IN CRUISE NR 1 ENGINE OIL PRESSURE DECREASED TO 28 PSI, CHECK LIST COMPLIED WITH AND RETURNED TO DEPARTURE. MAINTENANCE REPLACED THE AXIS G SEAL AND MATING RING PN 4045T77P02.

ATA 2697

Part: WIRE — DAMAGED (FIRE DETECTOR) · airframe 998 hrs

SHORTLY AFTER TAKEOFF NR 2 ENGINE FIRE LIGHT AND AUDIO CAME ON AND WENT OFF AFTER 3 OR 4 SECONDS. MAINTENANCE REPAIRED INSULATION ON WIRE TO PIN C OF CONNECTOR TO THE OB FIRE DETECTOR.

ATA 2697

Part: WIRE HARNESS — INOPERATIVE (FIRE WARNING) · airframe 528 hrs

DURING DESCENT TO LANDING, 9 MILES FROM HMA, NR 2 FIRE LIGHT CAME ON FOR ABOUT 3 SECONDS THEN WENT OFF. TWO MILES FROM LANDING, IT CAME ON AGAIN, THEN WENT OFF AFTER ABOUT 3 SECONDS. LANDED WITH NO PROBLEMS. REPAIRED WIRES IN HARNESS.

ATA 2697

Part: WIRE HARNESS — DAMAGED (NR 2 FIRE WARN) · airframe 284 hrs

JUST AFTER TAKEOFF NR 2 ENGINE FIRE LIGHT-AUDIO STARTED COMING ON AND OFF. IT DID THIS ABOUT 10 TIMES EVERY 30 SECONDS OR SO UNTIL WE LANDED AT LFT AND SHUTDOWN. REPLACED NR 2 ENGINE FIREWALL TO FLAME DETECTOR HARNESS.

ATA 2612

Part: CONTROL PANEL — INOPERATIVE (NR 2 FIRE DETECT) · airframe 189 hrs

NR 2 FIRE LIGHT ILLUMINATED VERY BRIEFLY WITH THE FIRE AUDIO, A FEW SECONDS LATER CAME ON FOR A LONGER DURATION - APPROX. 10 SEC. BROUGHT NR 2 THROTTLE BACK TO IDLE AND PREPARED TO EXECUTE THE FIRE EMERGENCY PROCEDURE. JUST PRIOR TO PUSHING THE FIRE BUTTON, THE LIGHTS ALL WENT OUT AND THE AUDIO STOPPED. REQUESTED PRIORITY HANDLING FROM THE TOWER, AND PROCEEDED WITH THE APPROACH. DURING THE APPROACH, THE FIRE LIGHT AND AUDIO CAME ON AND WENT OFF SEVERAL MORE TIMES, EACH TIME GOING OFF JUST PRIOR TO US EXECUTING THE EMERGENCY PROCEDURE. HAD TOWER GIVE A VISUAL CONFIRMATION THAT THERE WAS NO SMOKE OR FIRE. DID NOT FIRE THE BOTTLE, AND PRIOR TO LANDING, BROUGHT NR 2 ENGINE BACK ONLINE FOR A NORMAL LANDING.

ATA 2211

Part: COMPUTER — MALFUNCTIONED (FLT DIRECTOR) · airframe 75 hrs

DURING CRUISE AIRCRAFT STARTED UNCOMMANDED DESCENT WITH NOSE PITCH UP. ROTOR SPLIT HIGH TO 107. ESTABLISHED CONTROL. FOUND COLLECTIVE WANTED TO DRIVE FULL DOWN. DISENGAGED COLLECTIVE TRIM AND PROBLEM CEASED. SWAPPED FROM FD NR 1 TO FD NR 2 AND PROBLEM CEASED THEN TRIED FD NR 1 AGAIN WITHOUT PROBLEM. RETURNED TO HOUMA AND DURING GROUND TEST, WITH APU ON, COLLECTIVE WOULD DRIVE DOWN.

ATA 6710

Part: TRIM SWITCH — SHORTED (COLLECTIVE) · airframe 75 hrs

DURING CRUISE AIRCRAFT STARTED UNCOMMENTED DESCENT WITH NOSE PITCH UP. ROTOR SPLIT HIGH TO 107. ESTABLISHED CONTROL. FOUND COLLECTIVE WANTED TO DRIVE FULL DOWN. DISENGAGED COLLECTIVE TRIM AND PROBLEM CEASED. SWAPPED FROM FD#1 TO FD#2 AND PROBLEM CEASED THEN TRIED FD#1 AGAIN WITHOUT PROBLEM. RETURNED TO HOUMA AND DURING GROUND TEST, WITH APU ON, COLLECTIVE WOULD DRIVE DOWN. MAINTENANCE REPAIRED A HIGH RESISTANCE SHORT IN THE COPILOT COLLECTIVE TRIM SWITCH WIRING.