UltraAir LLC
Also recorded as: FOUR CORNERS AVIATION, ULTRAAIR LLC, UltraAir LLC
Accident & enforcement record
Events that happened, regardless of the operator's own reporting. Each links to its public source.
NTSB accidents & incidents
No NTSB accidents or incidents linked to this operator.
FAA enforcement actions
No FAA enforcement actions linked to this operator.
Maintenance disclosure history
Service Difficulty Reports are self-reported maintenance findings. The NUMBER of reports is not a measure of reliability — diligent operators file more, not fewer. These are shown for transparency, not as a negative signal. To verify a report, search its control number at the FAA SDRS site.
Reports span 2006–2009. Most-reported systems: Fuselage (53) — 2; Auxiliary power unit (49) — 1; Engine (72) — 1. Most-common natures of condition, as filed: OTHER — 3; FLUID LOSS; WARNING INDICATION — 1.
4 reports on file.
Part: SEAL — FAILED (NR 2 ENGINE) · airframe 12,238 hrs · 28,946 cycles
DURING CRUISE FLIGHT, THE NR 2 ENGINE OIL PRESSURE CAUTION LIGHT ILLUMINATED ALONG WITH A DROP ON THE OIL PRESSURE INDICATOR GAUGE. THE ENGINE WAS SHUTDOWN IN FLIGHT AND A UNSCHEDULED RUNNING LANDING WAS PERFORMED WITHOUT INCIDENT. THE NR 2 ENGINE MODULE 5 INTERNAL SEAL HAD FAILED, ALLOWING THE ENGINE OIL TO EXIT THE ENGINE THROUGH THE NR 3 BEARING OIL BREATHER LINE. ENGINE BEING REPLACED.
Part: FITTING — CRACKED (TAILBOOM)
DURING A SCHEDULED INSPECTION, THE TAIL ROTOR GEARBOX CASTING PN 105-30402.12 WAS DISCOVERED CRACKED. REMOVED AND REPLACED THE GEARBOX WITH A NEW CASTING PN 105-30402.12
Part: SKIN PANEL — CRACKED (TAILBOOM) · airframe 10,996 hrs · 25,560 cycles
DURING A SCHEDULED INSPECTION, SEVERAL CRACKS WERE FOUND ON THE TAILBOOM TOP SKIN PT NR1120-32052.11 AROUND THE ATTACHING RIVET HOLES ON THE AFT LT EDGE.
Part: IGNITER — SEPARATED (APU)
PART OF IGNITER PLUG THAT SURROUNDS ELECTRODE SEPARATES AND SHORTS AGAINST THE ELECTRODE CAUSING THE APU NOT TO START. PART COULD POSSIBLY ENTER THE COMBUSTION AREA OF THE APU. (NOTE: APU HAS ONE IGNITER, HAD 2 RECENT FAILURES).
Linked aircraft
| N-number | Make / model | Year | Status | Link basis |
|---|---|---|---|---|
| N200RS | DJI AGRAS T40 | — | Valid Registration | Matched by certificate designator |
| N317MC | LEARJET INC 45 | 2008 | Valid Registration | Matched by certificate designator |
| N345SG | — | — | Matched by certificate designator | |
| N56CL | DASSAULT AVIATION FALCON 7X | 2008 | Valid Registration | Matched by certificate designator |
| N603MY | LEARJET INC 45 | 2001 | Valid Registration | Matched by certificate designator |
| N826CA | LEARJET INC 45 | 2002 | Valid Registration | Matched by certificate designator |