# SDR HYIA20161229001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2016
- Submitted: December 30, 2016
- Operation: Air carrier
- Aircraft: [N499CA](https://openairdocs.org/aircraft/N499CA), registered now
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: 402C1006
- Aircraft time: 20,556 hours
- Engine: Cont TSIO520VB
- System (JASC): [8500 · Engine (Reciprocating)](https://openairdocs.org/jasc/8500)
- Part: Manifold
- Condition: Low Pressure
- Location: Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: R
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HYIA20161229001

## Discrepancy

PILOT REPORTED THAT DURING FLIGHT, MANIFOLD PRESSURE DROPPED EIGHT INCHES FROM 29-21.   LANDED WITH NO INCIDENT. OPEN.

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