Service difficulty report · Warning Light · Boeing 737890

Difficulty date
June 2, 2012
Submitted
June 22, 2012
Operation
Air carrier
Aircraft
N517AS
Make and model
Boeing 737890
Aircraft serial
35197
Aircraft time
13,217 hours, 4,092 cycles
Engine
Cfmint CFM567B27
Part
Warning Light
Condition
False Activation
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

RIGHT BLUE ENGINE VALVE CLOSED, LIGHT ILLUMINATED AFTER APPROX 1 HOUR AT CRUISE. ALL OTHER PARAMETERS APPEAR NORMAL. ACFT GROUNDED. PERFORMED EEC BITE TEST IAW MM TASK 73-00-00-810-801. NO DEFECTS NOTED. ACCOMPLISHED ENGINE RUN CHECK FOR 5 MINS IAW TASK 71-00-00-800-808. ENGINE RAN NORMAL WITHIN ITS PARAMETERS. NO DEFECTS NOTED. NO WRITE UPS IN THE PAST 60 DAYS. ACFT IS OK FOR SERVICE.