Service difficulty report · Hydraulic System · Boeing 777222

Difficulty date
July 2, 2008
Submitted
July 15, 2008
Operation
Air carrier
Aircraft
N771UA
Make and model
Boeing 777222
Aircraft serial
26932
Aircraft time
50,306 hours, 9,630 cycles
Engine
Pwa PW4077
Part
Hydraulic System
Condition
Low Pressure
Location
Right
Stage of operation
IN
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

HYD PRESS DEM R LOW RIGHT HYDRAULIC DEMAND PUMP PRESSURE WITH PUMP COMMANDED ON OR PUMP SWITCHED OFF.