Service difficulty report · Valve · Boeing 777222

Difficulty date
January 19, 2010
Submitted
January 22, 2010
Operation
Air carrier
Aircraft
N211UA
Make and model
Boeing 777222
Aircraft serial
30217
Aircraft time
34,724 hours, 7,723 cycles
Engine
Pwa PW4084
Part
Valve
Part number
8102142
Part serial
114
Condition
Malfunctioned
Location
Rt A/C Pack
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

RIGHT PACK MODE IN EICAS RT PACK KEEPS TRIPPING OFF. REPLACED THE LOW LIMIT VALVE, OPS CK'D GOOD.