N274CH
Registered owner: WALKER KENNETH E, PA (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| Cherokee Helicopter Service, LLC (C5HA) | 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.
1 report on file, 2025-09-16.
Part: MODULE — MAKING METAL (ENGINE) · airframe 7,818 hrs · 17,991 cycles
AFTER LANDING, THE PILOT IDENTIFIED AN ABNORMAL SOUND FROM THE REAR PORTION OF THE ENGINE. THE PILOT RECORDED A VIDEO TO CAPTURE THE SOUND. AFTER THE ROTOR STOPPED SPINNING, THE PILOT CALLED MAINTENANCE TO INVESTIGATE. THE REDUCTION GEAR CHIP PLUG WAS CHECKED, AND REVEALED MULTIPLE CHIPS. THE FULL FLOW ELECTRICAL CHIP DETECTOR ALSO REVEALED MAGNETIC CHIPS. THERE WERE NO ENGINE PARAMETER DEGRADATION INDICATIONS IN ANY PHASE OF FLIGHT. THERE WAS ALSO NO COCKPIT CHIP INDICATION. WHILE FOLLOWING THE ENGINE MANUAL CHIP IDENTIFICATION TASK, IT WAS DETERMINED THAT THIS WAS A CLASS B PARTICLE EVENT. THE PARTICLES WERE SENT FOR ANALYSIS. THE CHIPS WERE IDENTIFIED AS HIGH SPEED CHIPS, MOST LIKELY ORIGINATING FROM THE MODULE 4 AND/OR MODULE 5. THESE MODULES HAVE BEEN REMOVED AND THEY ARE BEING SENT FOR TEARDOWN AND CORRECTIVE ACTION.