# SDR CALA2023081402506

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 2023
- Submitted: August 14, 2023
- Operation: Air carrier
- Aircraft: [N28457](https://openairdocs.org/aircraft/N28457), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 41744
- Aircraft time: 35,118 hours, 12,561 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Tat Probe
- Part number: 102AH2AG
- Condition: Faulty
- Location: Na
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023081402506

## Discrepancy

TEMP PROBE LIGHT LIGHT ON. REMOVED AND REPLACED TAT PROBE REF. AMM TASK 34-21-06. REQUIRES SEALANT TO BE APPLIED AND STEP J, TAT SYSTEM TEST (OF INSTALLATION INSTRUCTIONS) TO BE PERFORMED AFTER SEALING. PARTS USED:  29-3421-3-0006,QTY :1 COMPLETED INSTALLATION OF TAT PROBE REF. AMM TASK 34-21-06. SEALANT APPLIED & CURED AND TAT SYSTEM TEST SUCCESSFUL.

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