# SDR AALA201909099035

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 4, 2019
- Submitted: September 9, 2019
- Operation: Air carrier
- Aircraft: [N992AN](https://openairdocs.org/aircraft/N992AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31071
- Aircraft time: 31,591 hours, 12,810 cycles
- Engine time: 21,633 hours, 8,879 cycles
- System (JASC): [7722 · Engine EGT/TIT Indicating System](https://openairdocs.org/jasc/7722)
- Part: Probe
- Part number: TC2960X
- Part serial: YC50703M
- Condition: Unreliable
- Location: Nr 1 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201909099035

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS DURING TAKE OFF ROLL OUT OF PHX, #1 & #2 ENGINE EGT OVER TEMPERATURE / RED INDICATION. EXTINGUISHED WHEN VNAV AT 1000 FT OAT WAS 42 C, T/O PWR WAS 27K MAX. NOTICED OVERTEMP AT ROTATION. ESTIMATE EGT WAS 970C FOR APPROX 30 SECONDS. WIND WAS 150 / 7 ON RWY 08. MAINTENANCE PERFORMED LT NR 1 ENGINE EGT INDICATION HEALTH CHECK IAW JOB CARD 4305. REMOVED AND REPLACED EGT PROBES T495SI AND T495SR IAW AMM 77-21-01. ACCOMPLISHED JOB CARD 71-95-01 ENGINE POWER ASSURANCE CHECK, ALL OPS CHECKS NORMAL. MAINTENANCE PERFORMED RT #2 ENGINE EGT INDICATION HEALTH CHECK IAW JOB CARD 4306, ALSO ACCOMPLISHED JOB CARD 71-95-01 ENGINE POWER ASSURANCE CHECK. ALL OPS CHECK NORMAL. (SEE SDR #AALA201909099008)

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