N604AR
Registered owner: CONSTRUCTION HELICOPTERS LLC, MI (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| Construction Helicopters, Inc. (JTAA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
9 reports on file, 2015-02-03 – 2025-02-06.
Part: NUT — FAILED (TORQUE SENSOR)
TORQUE SENSOR ASSEMBLY [PN: 3101726-3, SN: P-8423, TSO: 3,059.5] HEXAGON PLAIN NUT [PN: 867349-1] BACKED OFF DURING FLIGHT.
Part: ENGINE — FLAMED OUT (NR 2)
DURING DESCENT, #2 ENGINE FLAMED OUT @ 7000 FOOT MSL, THROTTLES @ F.I. ENGINE NTS SURGING, EGT 428, RPM 38%, FEATHERED ENGINE. SINGLE ENGINE LDG UNEVENTFUL. CAUSE TBD
Part: ENGINE — FLAMED OUT
DURING DESCENT, ENGINE FLAMED OUT @ 7000 FT MSL. THROTTLES @ FLIGHT IDLE, ENGINE NTS SURGING, EGT 428, RPM DROPPED TO 38%, INITIATED FEATHER OF ENGINE. SINGLE ENGINE LANDING UNEVENTFUL. CAUSE TBD.
Part: FITTING — CRACKED (ZONE 300) · airframe 26,346 hrs · 39,916 cycles
WHILE INVESTIGATING HORIZONTAL FITTINGS ON FUSELAGE SIDE DUE TO CRACKS IN FITTINGS, FOUND MATING FITTINGS ATTACHED TO HORIZONTAL STABILIZERS CRACKED AS WELL WHEN INSPECTED POST STABILIZER REMOVAL FROM EMPENNAGE. R/H STABILIZER AFT SPAR ATTACH FITTING P/N 212-31123-05.1 & L/H STABILIZER FWD SPAR ATTACH FITTING P/N 212-31122-03.1 FOUND TO BE CRACKED.
Part: FITTING — CRACKED (ZONE 300) · corrosion level 2 · airframe 26,285 hrs · 39,916 cycles
DURING A 1Y, 2Y, 4Y CPCP INSPECTION OF THE EMPENNAGE OF S/N 289 IT WAS FOUND 6 OUT OF 8 OF THE HORIZONTAL STABILIZER FITTINGS CRACKED. THE CRACKS WERE FOUND IN THE RADIUS OF ONE OF THE FITTINGS & FROM FASTNER TO FASTNER ON OTHERS.
Part: FITTING — CRACKED (ZONE 300) · corrosion level 2 · airframe 26,285 hrs · 39,916 cycles
DURING A 1Y, 2Y, 4Y CPCP INSPECTION OF THE EMPENNAGE OF S/N 289 IT WAS FOUND 6 OUT OF 8 OF THE HORIZONTAL STABILIZER FITTINGS CRACKED. THE CRACKS WERE FOUND IN THE RADIUS OF ONE OF THE FITTINGS & FROM FASTNER TO FASTNER ON OTHERS.
Part: FITTING — CRACKED (ZONE 300) · corrosion level 2 · airframe 26,285 hrs · 39,916 cycles
DURING A 1Y, 2Y, 4Y CPCP INSPECTION OF THE EMPENNAGE OF S/N 289 IT WAS FOUND 6 OUT OF 8 OF THE HORIZONTAL STABILIZER FITTINGS CRACKED. THE CRACKS WERE FOUND IN THE RADIUS OF ONE OF THE FITTINGS & FROM FASTNER TO FASTNER ON OTHERS.
Part: ENGINE — INOPERATIVE (NR 1) · airframe 26,044 hrs · 39,666 cycles
DURING CRUISE FLIGHT, 50 MILES FROM HK01, #1 ENGINE FAILED. CREW PERFORMED APPROPRIATE EMERGENCY PROCEDURE, ANALYZED PERFORMANCE OF AIRCRAFT WITH ONE ENGINE AND ENTERED DESCENT, APPROACH, AND LANDING PHASES FOR SINGLE ENGINE LANDING. AIR RESTART WAS ATTEMPTED WITH NO SUCCESS. AIRCRAFT WAS LANDED ON ONE ENGINE, NO DAMAGE OR INJURIES. INVESTIGATION REVEALED THE ACCESSORY GEAR BOX SUFFERED INTERNAL FAILURE AND FUEL PUMP / FUEL CONTROL INPUT DRIVE WAS INOPERATIVE. NO OTHER DAMAGE OR MECHANICAL FAILURES WERE NOTED. ENGINE WILL BE SENT TO OVERHAUL FACILITY.
Part: LIGHT — MALFUNCTIONED (COCKPIT) · airframe 24,524 hrs · 38,652 cycles
AT CRUISE FLIGHT DURING NIGHT VISION GOGGLE TRAINING THERE WAS AN ORDER OF SMOKE IN THE FLIGHT DECK. THE COPILOTS SIDE OF THE OVERHEAD PANEL WAS HOT TO THE TOUCH IN THE VICINITY OF THE LIGHT SWITCHES & RHEOSTATS. FLIGHT DECK LIGHTING WAS EXTINGUISHED & THE OVERHEAD PANEL DECREASED IN TEMPERATURE. THE DECISION WAS MADE TO RETURN TO AIRPORT & A NORMAL LANDING WAS ACCOMPLISHED WITHOUT FURTHER INCIDENT. REPAIRED POST LIGHT ON MONITOR PANEL, COPILOT SIDE IAW DWG C212-289-012.