N427CU
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
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.
10 reports on file, 2006-02-22 – 2008-02-23.
Part: SUPPORT FITTING — DAMAGED (TAILBOOM) · airframe 2,542 hrs
DURING A DAILY INSP SOME WORKING RIVETS WERE FOUND ALONG WITH SHEARED RIVET HEADS AT THE TAILBOOM WHERE THE TAIL ROTOR GEARBOX SUPPORT FITTING ATTACHES.
Part: SKIN — CHAFED (TAILBOOM) · airframe 2,542 hrs
AIRCRAFT WAS BROUGHT IN FROM OFFSHORE. DURING A DAILY INSPECTION SOME WORKING AND MISSING RIVETS WERE FOUND ON THE TAIL BOOM. A THROUGH INSPECTION WAS PERFORMED ON THE TAIL BOOM ATTACHMENT FITTING. TAIL ROTOR DRIVE TRAIN, TAIL ROTOR GEAR BOX CASTING, TAIL ROTOR GEAR BOX HOUSING, INCLUDING A COMPLETE TAIL BOOM STRUCTURE INSPECTION AND TAIL ROTOR BALANCE CHECK. FOUND A CHAFE ON THE TAIL BOOM SKIN THAT MEASURED .275 IN LENGH AND A DEPTH OF .020. THE TAIL ROTOR BALANCE VIBRATION WAS ALSO FOUND TO BE HIGH 5.31 IPS, AND THE TAIL ROTOR WAS CHANGED.
Part: TRANSMISSION — MAKING METAL (MAIN ROTOR) · airframe 1,346 hrs
TRANSMISSION CHIP LIGHT. CALLED MECHANIC OUT TO AIRCRAFT TO CHECK AND VERIFY TRANSMISSION CHIP PLUG CONTAMINATION. MECHANIC FOUND THIN HAIRLIKE SLIVER OF METAL APPROX. .2500 INCH LONG ACROSS CONTACTS OF PLUG. CLEANED OF CHIP DETECTOR AND REINSTALLED. NO FURTHER MAINTENANCE IS REQUIRED FOR THIS SIZE CHIP IAW MAINTENANCE MANUAL INSTRUCTIONS.
Part: BOLT — SHEARED (STABILIZER) · airframe 1,332 hrs
END OF BOLT SHEARED OFF WITH NUT.
Part: GEARBOX — LOOSE (TAIL ROTOR) · airframe 811 hrs
DURING 50 HOUR INSPECTION, FOUND TAIL ROTOR GEAR BOX LOOSE ON ITS MOUNTING STUDS. INSPECTED TAILBOOM MOUNTING PADS VIA DIE PENETRANT, NO DEFECTS FOUND. INSTALLED SERVICABLE TAIL ROTOR GEAR BOX ASSEMBLY.
Part: BEARING — DELAMINATED (MAIN ROTOR) · airframe 730 hrs
FOUND DELAMINATED / REPLACED BEARING.
Part: BEARING — DELAMINATED (MAIN ROTOR) · airframe 730 hrs
FOUND DELAMINATED / REPLACED BEARING
Part: BEARING — DELAMINATED (MAIN ROTOR) · airframe 730 hrs
FOUND DELAMINATED / REPLACED BEARING
Part: BEARING — DELAMINATED (MAIN ROTOR) · airframe 730 hrs
FOUND DELAMINATED / REPLACED BEARING
Part: RELAY — INOPERATIVE (BATTERY) · airframe 91 hrs
BATTERY RELAY NOT WORKING / RELACED BATTERY RELAY.