# SDR QXEA2009073100561

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2009
- Submitted: July 31, 2009
- Operation: Air carrier
- Aircraft: N407QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4049
- Aircraft time: 20,338 hours, 20,977 cycles
- System (JASC): [7722 · Engine EGT/TIT Indicating System](https://openairdocs.org/jasc/7722)
- Part: Indicator
- Condition: Malfunctioned
- Location: Itt
- Stage of operation: CL
- 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/QXEA2009073100561

## Discrepancy

SEA - ITT INDICATOR SHORTLY AFTER ROTATION TO 1000FT ABOVE GROUND LEVEL NR 1 ITT WAS RED.  TAKEOFF WAS NTOP AT 31C OAT.  AFTER PROPS WERE BACK TO 900, ITT DROPPED TO WELL BELOW RED LINE.  DURING ENTIRE FLIGHT NR 1 ITT WAS 70-80 HIGHER THAN NR 2.  NR 1 FUEL FLOW WAS ABOUT 90 PPH HIGHER.  INTERROGATED CDS FOUND IN ENGINE EXCEEDANCE PEAK WAS 855C, ON NR 1 ENGINE.  GROUND RAN AIRCRAFT, ITT WAS STABLE ON BOTH ENGINES AT MIN TEMP'S WERE WITH IN LIMITS IAW Q400 AMM TASK 05-11-00-992-802.  ITT DID NOT EXCEED MAX TEMP.  NO FURTHER MTX REQUIRED.  RETURNED TO SERVICE.  NO PARTS REPLACED.

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