Service difficulty report · Warning System · Boeing 777222

Difficulty date
November 18, 2013
Submitted
November 21, 2013
Operation
Air carrier
Aircraft
N768UA
Make and model
Boeing 777222
Aircraft serial
26919
Aircraft time
75,334 hours, 13,333 cycles
Engine
Pwa PW4077
Part
Warning System
Condition
Activated
Location
Bleed Air Sys
Stage of operation
IN
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

ISO VLV RT STATUS MESSAGE. PLACED ON MEL LOCKED RT ISO VLV OPEN. REPLACED RT VLV, NO HELP, MR36127 OFF 102, ON 76, VLV LOCKED OPEN. IAW MEL STATUS MESSAGE STILL ON.