Service difficulty report · Pump · Boeing 767322

Difficulty date
November 8, 2009
Submitted
November 30, 2009
Operation
Air carrier
Aircraft
N657UA
Make and model
Boeing 767322
Aircraft serial
27112
Aircraft time
72,759 hours, 11,785 cycles
Engine
Pwa PW4060
Part
Pump
Part number
65057
Part serial
290
Condition
Leaking
Location
Hyd System
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

EDP HYD OVHT LIGHT ILLUMINATED EICAS MSG (L,R) PRIM HYD OVHT DISPLAYED. PUMP WAS DEACTIVATED. POS 2 (01=L,02=R). CREW COMMENTS: R PRIM HYD PUMP OVHT SHUT OFF PUMP OVHT CAUTION EXTINGUISHED AFTER 12MIN 20SEC. SUPPLEMENTAL DATA UPDATE, FOUND NR 2 ENGINE (EDP) LEAKING HYD FLUID. REPLACED (EDP). OPS CHECKED RT HYD QUANTITY AND PRESSURE. OPS CHECKED GOOD AFTER ENG PUMP WAS REPLACED. REPLACED CASE DRAIN AND PRESSURE AND RETURN FILTERS, OPS GOOD.