Service difficulty report · Switch · Boeing 767322

Difficulty date
August 1, 2010
Submitted
August 4, 2010
Operation
Air carrier
Aircraft
N643UA
Make and model
Boeing 767322
Aircraft serial
25093
Aircraft time
83,334 hours, 13,326 cycles
Engine
Pwa PW4060
Part
Switch
Part number
21SN04461
Part serial
153
Condition
Faulty
Location
Engine Oil
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

RIGHT ENG OIL FILTER EICAS AND STATUS LIGHT ON AFTER ENG START. SWITCH HAS MALFUNCTIONED. REPLACED OIL FILTER AND BYPASS SWITCH PER MM.