SDR ASAA2016060917010

Service difficulty report · Engine · Boeing 737990ER

Difficulty date: June 9, 2016
Submitted: June 13, 2016
Operation: Air carrier
Aircraft: N468AS
Make and model: Boeing 737990ER
Aircraft serial: 41735
Aircraft time: 7,694 hours, 2,533 cycles
Engine: Cfmint CFM567B27E
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Engine
Condition: Malfunctioned
Location: Nr 2
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

NR 2 ENGINE ATTEMPTED ENGINE START AT 56 PERCENT N2, STARTER WOULD NOT CUTOUT AND EGT WAS ROLLING BACK. ALL ENGINE PARAMETERS NORMAL, FOLLOWED QRH PROCEDURE. ATTEMPTED SECOND START OF NR 2 WITH SAME RESULTS. ACFT GROUNDED. PERFORMED ELECTRONIC ENGINE CONTROL BITE CHECK NO FAULTS FOUND, STARTED NR 2 ENGINE, START UP WAS NORMAL, OPS CHECKS GOOD IAW FLIGHT CREW CHECKLIST.