# SDR CALA2021071401083

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2021
- Submitted: July 14, 2021
- Operation: Air carrier
- Aircraft: [N28457](https://openairdocs.org/aircraft/N28457), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 41744
- Aircraft time: 28,460 hours, 10,094 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Switch
- Part number: V3L2228
- Condition: Faulted
- Location: Flight Deck
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2021071401083

## Discrepancy

DUE TO REJECTED TAKEOFF & PER DIRECTION OF TOMC TAKEOFF WARNING SWITCH S651 WILL BE CHANGED BASED ON RTO. REMOVED AND REPLACED TAKEOFF WARNING SWITCH I.A.W. AMM 31-51-03. PERFORMED PSEU OPS TEST I.A.W. 32-09-10-710-801. OPS CHECK GOOD.

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