Service difficulty report · Anti-Ice Valve · Boeing 777222

Difficulty date
May 23, 2009
Submitted
May 27, 2009
Operation
Air carrier
Aircraft
N774UA
Make and model
Boeing 777222
Aircraft serial
26936
Aircraft time
53,692 hours, 10,643 cycles
Engine
Pwa PW4077
Part
Anti-Ice Valve
Part number
S218W1015
Part serial
176
Condition
Failed
Location
Rt 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

ANTI-ICE ENG R RIGHT ENGINE ANTI-ICE (EAI) VALVE FAILURE TO THE CLOSED POSITION OR EAI CONTROL CARD FAILURE. ADVISORY MSG01- LATCHED CRUISE MODE DEPENDENT; ENGINE ANTI-ICE VALVE (RIGHT) IS FAILED IN CLOSED POSITION. DB- ACIPS CONTROL CARD, RIGHT (R EAI CARD) MSG02- LATCHED CRUISE MODE DEPENDENT; ENGINE ANTI-ICE VALVE (RIGHT) IS FAILED IN CLOSED POSITION. MSG-3010112 LATCHD ER MODE MSG-3010112 LATCHD ER MODE REPLACED RIGHT ENGINE ANTI ICE VALVE, OPS CHECKED NORMAL.