Service difficulty report · Pressure Switch · Boeing 767322

Difficulty date
March 14, 2012
Submitted
April 20, 2012
Operation
Air carrier
Aircraft
N642UA
Make and model
Boeing 767322
Aircraft serial
25092
Aircraft time
88,161 hours, 14,092 cycles
Engine
Pwa PW4060
Part
Pressure Switch
Condition
Faulty
Location
Fuel System
Stage of operation
UK
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

BSTR PUMP LOW PRESS LT-OFF-,SW-OFF-, NO EICAS MSG. POSITION 5 (5=L FWD, 6=L AFT,9=R FWD,10=R AFT).I CENTER BOOST PUMP INOP L-. REPLACE L FWD PUMP PRESSURE SWITCH PER MM, OPS NORMAL.