# SDR CA120928006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Dhav DHC8102
- Engine: Pwa PW120A
- Propeller: Hamstd 14SF7
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Valve
- Part number: 310676001
- Condition: Misinstalled
- Location: Lt Engine
- Part time: 60,793 hours
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA120928006

## Discrepancy

(CAN) AFTER ENGINE START AND WITH BLEEDS ON THERE WAS AN OIL ODOR AND SMOKE HAZE IN THE CABIN AND COCKPIT.  THE ACFT WAS SHUTDOWN AND A RAPID DEPLANEMENT CARRIED OUT. CFR ATTENDED THE SCENE AND PRONOUNCED THE ACFT CLEAR.   MAINTENANCE INVESTIGATION FOUND THE NR 1 ENGINE P2.5/P3 SWITCHING VALVE, INSTALLED INCORRECTLY.  THE VALVE WAS REINSTALLED IAW THE EMM AND ENGINE RUNS CARRIED OUT WITH NO FURTHER ISSUES.

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