# SDR PRIA20180706001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2018
- Submitted: July 10, 2018
- Operation: Air carrier
- Aircraft: [N4000K](https://openairdocs.org/aircraft/N4000K), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5081
- Aircraft time: 8,785 hours, 6,729 cycles
- Engine: Pwc PW545B
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Control Valve
- Part number: 2724128714
- Part serial: 2BB43A
- Condition: Failed
- Location: Zone 400
- Stage of operation: CL
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/PRIA20180706001

## Discrepancy

CABIN DUCT OVERHEAT INDICATION ILLUMINATED SHORTLY AFTER TAKE OFF FROM KJAX, RETURNED TO JAX FOR MAINTENANCE. FOUND THAT PN 27241287-14 CABIN TEMP CONTROL VALVE HAD FAILED. REPLACED VALVE AND RESUMED OPERATIONS THE FOLLOWING DAY.

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