Service difficulty report · Bleed Valve · Boeing 777222

Difficulty date
April 8, 2012
Submitted
April 10, 2012
Operation
Air carrier
Aircraft
N777UA
Make and model
Boeing 777222
Aircraft serial
26916
Aircraft time
68,394 hours, 12,421 cycles
Engine
Pwa PW4077
Part
Bleed Valve
Condition
Faulty
Location
Lt Engine
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ENG CONTROL L STATUS MESSAGE ON EICAS. REPLACED 2.9 BLEED VALVE, SOLENOID AND RELAY.