# NTSB Incident ENG11IA021
> **BOMBARDIER INC DHC 8 402** · 2011-03-17 · Pittsburgh, PA, USA · NONE
## Event
- **NTSB number:** ENG11IA021
- **Event ID:** 20110317X14552
- **Type:** Incident
- **Date:** 2011-03-17
- **Location:** Pittsburgh, PA, USA
- **Coordinates:** 40.431667, -80.034446
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 40
- **Total aboard:** 40
## Aircraft
- **Make:** BOMBARDIER INC
- **Model:** DHC 8 402
- **Registration:** N339NG
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** Unk
## Probable cause

the flight crew's delay in shutting down the left engine following an engine oil pressure master warning, which led to a hard rub inside the engine that served as an ignition point for a titanium fire. Contributing to the event was a PW150 No. 5 seal design vulnerability to titanium ignition that can occur with continued engine operation following an engine oil pressure loss event.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ENG11IA021) · AI Analytics · CC0 1.0*