# SDR ASAA2014021606861

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2014
- Submitted: February 19, 2014
- Operation: Air carrier
- Aircraft: [N536AS](https://openairdocs.org/aircraft/N536AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35203
- Aircraft time: 8,266 hours, 2,360 cycles
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Switch
- Part number: 6411211
- Condition: Damaged
- Location: Duct Overheat
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014021606861

## Discrepancy

WHILE PERFORMING DUCT OVERHEAT SWITCH OPS TEST IAW NG-23EO-07569-2,  FOUND OVERHEAT SWITCH DAMAGED.  ACFT GROUNDED.  REPLACED DUCT OVERHEAT SWITCH IAW AMM 21-61-05-400-801.   OPS TESTED IAW AMM 21-61-00-700-811-002.

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