# SDR CALA2016112600974

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2016
- Submitted: November 27, 2016
- Operation: Air carrier
- Aircraft: [N62896](https://openairdocs.org/aircraft/N62896), registered now
- Make and model: Boeing 737924
- Aircraft serial: 62768
- Aircraft time: 110 hours, 33 cycles
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Control Unit
- Part number: 35008307
- Part serial: 6809
- Condition: Faulty
- Location: E&E Bay
- Part time: 109 hours, 33 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2016112600974

## Discrepancy

WHEEL WELL FIRE INDICATION ON FINAL.  OCCURRED WHEN FLAPS PLACED TO 5.  REMAINED ON THROUGH LANDING  FOUND FAULT CODE 84 ON CTRL UNIT, PER FIM26-18-00-810-802 VOLTAGE CHECKS & RESISTANCE CHECKS GOOD. CODE WOULD NOT RESET.  RPL OVERHEAT CTRL UNIT REF MM 26-18-01.  SYSTEM TEST GOOD & CODE CLEARED.

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