# SDR CALA2024071502026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2024
- Submitted: July 15, 2024
- Operation: Air carrier
- Aircraft: [N39423](https://openairdocs.org/aircraft/N39423), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 32829
- Aircraft time: 52,163 hours, 18,321 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Controller
- Part number: 1512386
- Condition: Faulted
- Location: Cabin Temp
- 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/CALA2024071502026

## Discrepancy

AIR RETURN DUE TO VERY HOT AIR SEATS 20F N 30F UNABLE TO STOP/IS OLATE CAUSE W/TOMC HELP CHECKED VENTS AND FLOOR SEATS 20F AND 30F.BENT ARE CLOSED,FLOOR IS SECURED.OP CHECK GOOD.OK TO CONTINUE. --REF LOG 8593148 ON BITE FAULT LIGHTS QILL NOT CLEAR ON RIGHT ZONE TEMP CONTROLLLER.--R/R RIGHT PACK TEMPERATURE CONTROL VALVE PER AMM TASK 21-51-10---RIGHT MIX MANIFOLD TEMP FAULT. R/R RIGHT MIX MANIFOLD TEMP SENSOR. PARTS USED: 58-2123-3-0001,QTY :1 58-2162-9-9001

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