# SDR CA060303011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2006
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Cessna 560CESSNA
- Aircraft time: 1,142 hours
- Engine: Pwa PW535A
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Bypass Valve
- Part number: 7547512
- Condition: Failed
- Location: Acm
- Part time: 1,189 hours
- Component: Acm, Hamstd, 73838426
- Stage of operation: CR
- How discovered: O
- Nature of condition: M, P
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA060303011

## Discrepancy

BYPASS VALVE INTERMITTENTLY STICKING IN OPEN (HOT) POSITION, UNABLE TO CONTROL CABIN AIR TEMPERATURE IN AUTO OR MANUAL SELECTION.  REPLACED VALVE, GROUND CHECK OF VALVE OPERATION SATISFACTORY.

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