Service difficulty report · Pressure Sensor · Boeing 777222

Difficulty date
December 24, 2010
Submitted
December 28, 2010
Operation
Air carrier
Aircraft
N218UA
Make and model
Boeing 777222
Aircraft serial
30222
Aircraft time
41,124 hours, 5,041 cycles
Engine
Pwa PW4090
Part
Pressure Sensor
Part number
8106034
Part serial
62893343
Condition
Malfunctioned
Location
Right
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

STATUS MESSAGE WAI PRESSURE SENSOR RT DISPLAYED. MX MESSAGE:30-10220. CONFIRMED WAI-R VALVE OPS CHECKED OK. REPLACED RT WAI PRESSURE SENSOR, NO HELP. REPLACED RT WAI PRESSURE SENSOR IAW MM. ACP OPS CHECK OF WAI USING MAT AND MM.