SDR ASAA2015053111926

Service difficulty report · Engine · Boeing 737490

Difficulty date: May 31, 2015
Submitted: June 4, 2015
Operation: Air carrier
Aircraft: N569AS
Make and model: Boeing 737490
Aircraft serial: 35184
Aircraft time: 31,381 hours, 9,773 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

DURING ACCOMPLISHMENT OF T/C 78273000, FOUND NR 2 ENGINE SN 894-475, MAINTENANCE MSG 75-20802 T25 SIGNALS DISAGREE, SHORT TERM FAULT. MUST BE CORRECTED WITHIN 50 FLIGHT HOURS. ACFT GROUNDED. REF FIM TASK 75-33 TASK 805, EEC BITE TEST GOOD, VERIFIED FAULT MSG 75-20802 NO LONGER PRESENT IN THE LAST 4 FLT LEGS.