# SDR DALA2020040602183

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2020
- Submitted: April 6, 2020
- Operation: Air carrier
- Aircraft: [N377DE](https://openairdocs.org/aircraft/N377DE), registered now
- Make and model: Boeing 737-8EH
- Registry model: [Boeing 737-8EH](https://openairdocs.org/model/boeing-737-8eh) (OpenAirDocs)
- Aircraft serial: 39632
- Aircraft time: 14,594 hours, 10,628 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Condition: Faulty
- Location: Ac Bay
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020040602183

## Discrepancy

3777 - DIV DIVERTING TO LAX DUE TO FLT DECK TEMP BEING HOT. MAINTENANCE REPLACED LEFT PARK MIX MUFF DUCT CLAMPS PER AMM 21-51. ALSO REPLACED TRIM AIR VALVE AND LEFT PACK TEMP CONTROL VALVE PER AMM 21-61.OPERATIONAL CHECK OK.

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