Service difficulty report · Pressure Switch · Boeing 737322

Difficulty date
February 13, 2008
Submitted
February 14, 2008
Operation
Air carrier
Aircraft
N340UA
Make and model
Boeing 737322
Aircraft serial
24244
Aircraft time
56,946 hours, 31,643 cycles
Engine
Cfmint CFM563C1
Part
Pressure Switch
Condition
Malfunctioned
Location
Nr 1 Eng Oil Sys
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

FLIGHT DIVERTED UNDER AMBER ALERT DUE TO ILLUMINATION OF THE NR 1 ENGINE OIL FILTER BYPASS LIGHT. REPLACED OIL DIFFERENTIAL PRESSURE SWITCH.