Service difficulty report · Indicator · Boeing 737322

Difficulty date
October 16, 2004
Submitted
October 26, 2004
Operation
Air carrier
Aircraft
N332UA
Make and model
Boeing 737322
Aircraft serial
24193
Aircraft time
48,029 hours, 25,714 cycles
Engine
Ge CFM56*
Part
Indicator
Condition
Malfunctioned
Location
Nr 1 Egt
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DIVERTED TO MCI DUE TO HIGH ENGINE GAS TEMPERATURE READING IN NR 1 ENGINE. REVIEWED CHRONIC EGT INDICATION HISTORY, ACCOMPLISHED CONTINUITY CHECK FROM EGT CIRCUIT BREAKER TO D442 CONNECTOR AND HAND-OVER-HAND INSPECTION OF WIRING BETWEEN CIRCUIT BREAKER AND INDICATOR. CHECKED CONNECTOR D442 PINS AND SOCKETS FOR DAMAGE, RETENSION OR PUSHED BACK SOCKETS. NO FAULTS FOUND. REPLACED EGT INDICATOR. ACCOMPLISHED ENGINE POWER RUN TO CONFIRM SYSTEM OPERATION. COMPONENT SHOP TEST FOUND NO FAULTS ON REMOVED EGT INDICATOR UNIT.