Service difficulty report · Relay · Boeing 777222

Difficulty date
April 6, 2012
Submitted
April 10, 2012
Operation
Air carrier
Aircraft
N221UA
Make and model
Boeing 777222
Aircraft serial
30552
Aircraft time
45,084 hours, 5,639 cycles
Engine
Pwa PW40903
Part
Relay
Part number
M835362024M
Condition
Faulty
Location
Eec
Stage of operation
NR
How discovered
9
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

DUE TO PREVIOUS HISTORY OF NR 1 ENG EEC POWERED WITH ENGINE SHUT DOWN AT TERMINATION OF FLT 1757-06, REPLACED RELAY K73202 RAN ENGINE TWICE, EEC INDICATIONS NORMAL WHILE RUNNING AND GONE WHEN ENGINE STOPPED.