SDR ASAA2016072317571

Service difficulty report · Egt Indication · Boeing 737890

Difficulty date: July 23, 2016
Submitted: September 22, 2016
Operation: Air carrier
Aircraft: N562AS
Make and model: Boeing 737890
Aircraft serial: 35091
Aircraft time: 38,063 hours, 11,342 cycles
Engine: Cfmint CFM567B26US
System (JASC): 7722 · Engine EGT/TIT Indicating System
Part: Egt Indication
Condition: Reads High
Location: Nr 1 Engine
Stage of operation: IN
How discovered: O
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 COMPLETION OF T/C 78273000 FOUND FAULT 73-21371, 1 ENGINE ESN 894-257, UPPER EGT SECTORS READING HIGH, ECONOMIC FAULT. ACFT GROUNDED. PERFORMED FIM 73-11, TASK 801 FOR THE NR 1 ENGINE, T49.5 INPUT MONITORING, ELECTRONIC ENGINE CONTROL TEST. NO CURRENT OR HISTORICAL FAULTS PRESENT. TEMPS WITHIN LIMITS.