# Incident 20000308003719I: Lear 35A, Las Vegas, NV, March 8, 2000

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: March 8, 2000, 11:57 local time
- Place: Las Vegas, NV
- Airport: Mc Carran International
- Phase of flight: To Init Climb(1st Pwr Reduct)
- Operating rules: Air taxi and commuter (Part 135)
- Operator: O9IA
- Location: 36.1750° N, 115.1372° W: Placed by OpenAirDocs: center of Las Vegas, NV, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.1750&lon=-115.1372&mi=10
- Aircraft: N45AE, a cancelled registration (https://openairdocs.org/deregistered/N45AE-2023-12-06) (OpenAirDocs)
- Registry model: Gates Learjet 35A (registry code 5170602, https://openairdocs.org/model/gates-learjet-35a) (OpenAirDocs)
- Registry engine: Garrett TFE731 series (registry code 29001, https://openairdocs.org/engine/garrett-tfe731-series) (OpenAirDocs)
- Reported make and model: LEAR 35A
- People aboard: 4
- Fatal injuries: 0
- Pilot flight hours: 4,954 total, 440 in this make and model, 131 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000308003719I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON MARCH 8, 2000 AT APPROXIAMATELY 1150 PST WHILE DEPARTING LAS ENROUTE TO FCH DURING INITAL CLIMBOUT, CREW INDENTIFIED THE CABIN WAS NOT PRESSURIZING NORMALLY AND WAS CLIMBING WITH THE AIRCRAFT. CREW ELECTED TO RETURN TO LAS FOR PRECAUTIONARY LANDING.  TROUBLESHOOTING REVEALED A "B" NUT WAS DISCONNECTED ON THE VENTURI SENSE LINE FOR THE FLOW CONTROL VALVA AND VENTURI AND IN INTERMITTENT K2 RELAY ON PCBI ON THE SQUAT SWITCH RELAY PANEL THAT PREVENTED THE SAFETY VALVE FROM CLOSING.  ALL DISCREPANCIES WERE CORRECTED AND GROUND FUNCTIONAL CHECK COMPLETED SUCCESSFULLY.  MALFUNCTION/DEFECT REPORT SUBMITTED  BY OPERATOR.

## Other reports on N45AE (1)

Matched to the same aircraft by N-number and date.

- [Incident 20050106000059I](https://openairdocs.org/incident/20050106000059I), Jan 6, 2005: Lear 35A (N45AE), Stillwater, OK. (-23) A/c skidded off the end of runway 22 after landing at Stillwater Oklahoma.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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