Service difficulty report · Pump · Boeing 757222

Difficulty date
September 4, 2008
Submitted
September 10, 2008
Operation
Air carrier
Aircraft
N545UA
Make and model
Boeing 757222
Aircraft serial
25323
Aircraft time
63,649 hours, 18,522 cycles
Engine
Pwa PW2037
Part
Pump
Condition
Failed
Location
Fuel Boost
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

RIGHT AFT MAIN TANK FUEL BOOST PUMP FAILS RESISTANCE CHECK. FOUND HIGH INTERNAL RESISTANCE IN FUEL BOOST PUMP. REPLACED RT AFT BOOST PUMP. BONDING RESISTANCE CHECK GOOD, OPS, AND LEAK CHK GOOD