SDR MALA060625

Service difficulty report · Indicator · Saab 340B

Difficulty date: December 15, 2006
Submitted: December 18, 2006
Operation: Air carrier
Aircraft: N402XJ
Make and model: Saab 340B
Aircraft serial: 340B402
Aircraft time: 23,343 hours, 25,254 cycles
System (JASC): 7720 · Engine Temperature Indicating System
Part: Indicator
Condition: Malfunctioned
Location: Itt
Stage of operation: CR
How discovered: 9
Nature of condition: N
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ITT ON RIGHT ENGINE IS INDICATING 100-130 LESS THAN LEFT ENGINE, LEFT ENGINE IS NORMAL ITT FOR CHARTED TORQUE. RIGHT ITT IS FLUCTUATING 10-40 ALL OTHER INDICATIONS NORMAL. COMPLETED GROUND RUN, COULD NOT DUPLICATED 100-130 SPLIT, COMPLETED GPA RUNS ON BOTH ENGINES, GPA MARGIN WAS CONSISTENT WITH CURRENT ECTM DATA. REPLACED RIGHT ITT INDICATOR, OPS CHECK GOOD.

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