N911CM
Registered owner: PHI HEALTH LLC, AZ (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| PHI HEALTH,LLC (VE7A) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
FLIGHT CREW REPORTED "STRONG ODOR OF ELECTRICAL OVERHEATING FILLED CABIN ABOUT 10 MINUTES PRIOR TO LANDING. TUNRED OFF BLOWER. TURNED UP CABIN PRESSURE. ODOR DISSIPATED. MAINTENANCE NOTIFIED." UPON EXAMINATION OF THE ACFT, MAINTENANCE SMELLED RESIDUAL ODOR NEAR THE COCKPIT LIGHTING OVERHEAD PANEL. AFTER THE PANEL WAS LOWERED, IT WAS FOUND THAT THE DIMMING TRANSISTOR FOR THE OVERHEAD PANEL AND SUBPANEL LIGHTS WAS EXTREMELY HOT AFTER THE NIGHT LIGHTING SWITCH WAS TURNED ON FOR LESS THAN A MINUTE. ALL LIGHTING ON THIS CIRCUIT WAS FUNCTIONING CORRECTLY, WITH THE EXCEPTION THAT THE LIGHTS WENT OUT WHEN THE RHEOSTAT WAS TURNED TO FULL-BRIGHT INDICATING A DEAD SPOT IN THE RHEOSTAT'S INTERNAL WINDING. THE DIMMING TRANSISTOR WAS REMOVED AND TESTED SATISFACTORY. THE RHEOSTAT, ALONG WITH THE TRANSISTOR AND SOCKET, WERE REPLACED W/NEW AND THE TRANSISTOR WAS NO LONGER OVERHEATING AND THE LIGHTS WORK THROUGH THEIR FULL RANGE.
ACFT WOULD NOT MAKE MAX DIF IN FLIGHT, AND THE PASSENGER SAID THAT THEY COULD HEAR ALOT MORE WIND NOISE AROUND THE CABIN DOOR AREA THAN NORMAL. GROUND CHECKED THE SYS AND FOUND THAT THE CABIN DOOR PNEUMATIC VALVE WAS STUCK IN THE CLOSED POSITION. THIS VALVE IS IN A LOW AREA OF THE BLEED AIR SYS AND IS PRONE TO WATER GETTING INTO THE VALVE AND CORRODING IT. THIS VALVE NEEDS TO BE REMOVED AT SOME INSP TIME INTERVAL AND CLEANED THIS WOULD KEEP THIS FROM HAPPENING.