N911ED
Registered owner: AIR METHODS LLC, CO (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| Air Methods Corp. (QMLA) | 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.
10 reports on file, 1996-01-30 – 2018-07-07.
Part: TRANSDUCER — FAILED (OIL SYSTEM) · airframe 4,647 hrs · 14,580 cycles
APPROACHING DESTINATION HOSPITAL WITH MEDICAL CREW AND PATIENT ONBOARD, NR 1 ENGINE OIL TREND CAUTION ILLUMINATED FOLLOWED SEVERAL SECONDS LATER WITH NR 1 ENGINE OIL PRESSURE INDICATION FALLING BELOW NORMAL LEVEL (WITH ASSOCIATED RED COLOR CODE). OIL PRESSURE INDICATION STABILIZED AT 17% (NORMAL RANGE IS 21-80%). NR 1 ENGINE OIL TEMP REMAINED NORMAL. NR 1 ENGINE OIL LOW PRESSURE WARNING (TRIGGERED BY AN INDEPENDENT PRESSURE SWITCH) DID NOT ILLUMINATE. DIVERTED TO KDSM AIRPORT & MADE UNEVENTFUL PRECAUTIONARY LANDING USING SE PROFILE WITH BOTH ENGINES TO FLY AND PRODUCING NORMAL POWER.
Part: BEARING — SHEARED (TAIL ROTOR HUB) · airframe 3,338 hrs · 10,400 cycles
TAIL ROTOR HUB ASSY, PN: 429-012-101-117, SN: ZC21 WAS REMOVED DUE TO INBD BEARING, PN: 429-3112-103-113 BECAME DELAMINATED CAUSING HUB TO SHIFT WHICH CAUSED ADDITIONAL DAMAGE TO THE HUB ASSY. HUB ASSY WAS SENT TO REPAIR STATION FOR REPAIR. DURING INSPECTION OF THE HUB ASSY, PN: 429-012-101-117, SN: ZC21 IT WAS DETERMINED THAT THE DAMAGE TO THE HUB ASSY WAS BEYOND ACCEPTABLE REPAIRABLE LIMITS.
Part: BLADE — CRACKED (MAIN ROTOR) · airframe 2,041 hrs · 6,374 cycles
ON 50 HR INSPECTION FOUND CRACK ON BLUE BLADE A-1847 ON L/E ABRASION STRIP 30.25" FROM TIP.
Part: BEARING — SHEARED (MAIN ROTOR HEAD) · airframe 1,661 hrs
SHEARED BEARING REMOVED FROM SERVICE, DUE TO SHEARED BEARING SEPARATION FOUND DURING DAILY/PERFLIGHT CHECK.
Part: GEARBOX — CONTAMINATED (MAIN ROTOR) · airframe 1,515 hrs · 4,725 cycles
MAST CHIP LIGHT ILLUMINATED IN FLIGHT. INSPECTED ALL MAIN ROTOR GEARBOX CHIP PLUGS, FOUND ONE WHISKER-LIKE PARTICAL ON MAST CHIP PLUG, CLEANED MAST CHIP PLUG & APPROVED FOR RETURN TO SERVICE IAW MM 63.
Part: BEARING — SHEARED (TAIL ROTOR) · airframe 1,053 hrs · 3,339 cycles
THE INBD TAIL ROTOR HUB ELASTOMERIC BEARING WAS FOUND SHEARED ON A PREFLIGHT INSP. MX CONFIRMED THE DISCREPANCY AND ORDERED A REPLACEMENT TAIL ROTOR HUB ASSY. THE HUB ASSY WAS REPLACED AND THE ACFT WAS RETURNED TO SERVICE.
Part: BEARING — WORN (MAIN ROTOR) · airframe 552 hrs
PILOT NOTICED IN FLIGHT, UPON VISUAL INSP OF MAIN ROTOR AND MAIN ROTOR CONTROLS FOUND GREEN PC LINK UPPER BEARING OUT OF LIMITS.
Part: NUT — UNSERVICEABLE (M/R PTICH HORN)
NUT P/N 12NH-8 AND P/N EB080. LOOSE TORQUE IF INSTALLED IAW ASB 222U-98-54, ASB HAS NO WASHER INSTALLED UNDER THE HEAD OF THE NUT. THE NUT BECOMES DEFORMED AND LOSES TORQUE. CORRECTED ASB 222U-98-54 TO SHOW A WASHER P/N 140-007-33-28=3, AND NEW NUT P/N 7594S820. (X)
Part: DUCT — DELAMINATED (RT ENG INLET)
DURING C/W ASB NR 222U-95-34, FOUND UPPER AFT CORNER OF THE INLET DUCT DELAMINATED DUE TO CONTACT WITH THE COWLING DOOR. SUBMITTER SUGGESTS DUCT BE MADE OUT OF A MORE DURABLE MATERIAL LIKE STAINLESS STEEL.
Part: DUCT — DELAMINATED (LT ENG INLET)
DURING C/W ASB NR 222U93-34, FOUND UPPER AFT CORNER OF INLET DUCT DELAMINATED DUE TO CONTACT WITH THE COWLING DOOR. SUBMITTER SUGGESTS DUCT BE MADE OUT OF A MORE DURABLE MATERIAL LIKE STAINLESS STEEL.