SDR ASAA2016022015593

Service difficulty report · Engine · Boeing 737890

Difficulty date: February 20, 2016
Submitted: February 24, 2016
Operation: Air carrier
Aircraft: N558AS
Make and model: Boeing 737890
Aircraft serial: 35177
Aircraft time: 37,048 hours, 10,855 cycles
Engine: Cfmint CFM567B27
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Engine
Condition: Faulted
Location: Nr 2
Stage of operation: IN
How discovered: 9
Nature of condition: O
Precautionary procedure: K

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

What was found

WHILE ACCOMPLISHING TASK CARD 78273000, ENGINE 2 LOGGED ECONOMIC FAULT 73-31372, UPPER EGT SENSORS READING HIGH. ACFT GROUNDED. ACCOMPLISHED FAULT ISOLATION IAW FIM 73-11, TASK 801. RAN ENGINE NR 2 AT IDLE FOR 5 MIN, ALL T49.5 PARAMETERS WERE IN RANGE, DID NOT FLUCTUATE. ELECTRONIC ENGINE CONTROL TEST PASSED. FAULT IS NOT ACTIVE AT THIS TIME.