# SDR ASAA2019012927971

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2019
- Submitted: January 30, 2019
- Operation: Air carrier
- Aircraft: [N516AS](https://openairdocs.org/aircraft/N516AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 39044
- Aircraft time: 38,498 hours, 11,649 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Switch
- Part number: 693732478
- Part serial: D05522
- Condition: Excess Play
- Location: Cockpit
- Part time: 38,495 hours, 11,647 cycles
- Stage of operation: NR
- 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/ASAA2019012927971

## Discrepancy

SUPPLY DUCT AIR TEMP SELECTOR SWITCH HAS EXCESSIVE PLAY IN IT, FEELS LIKE IT IS CLOSE TO BREAKING. GROUNDED - YES. REPLACED CABIN TEMPERATURE SELECTOR PANEL REF AMM 21-61-07-000-803-802. OPS CHECK NORMAL.

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