Service difficulty report · Relay · Boeing 777222

Difficulty date
August 12, 2013
Submitted
August 14, 2013
Operation
Air carrier
Aircraft
N773UA
Make and model
Boeing 777222
Aircraft serial
26929
Aircraft time
72,925 hours, 13,766 cycles
Engine
Pwa PW4077
Part
Relay
Condition
Failed
Location
Engine
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

ENGINE IGNITOR RT STATUS MESSAGE. ACCOMPLISHED IGNITION SYS OPS TEST IAW AMM. TASK 74-00-00-740-801-N00 AND REPLACED ENGINE RELAY UNIT IAW AMM TASK 73-21-20 THRU ITEM 3H(5) CONT WITH 3H(6) TO END. TESTED NR 6 ELECTRONIC ENG CONTROL (EEC) IDLE CHECK IAW AMM TASK 71-00-00-730-801-N00. ACCOMPLISH ENG RUN IAW 71-00-00-730-801-N00. NO DEFECT NOTED.