Service difficulty report · Warning System · Boeing 747422

Difficulty date
May 3, 2014
Submitted
May 6, 2014
Operation
Air carrier
Aircraft
N199UA
Make and model
Boeing 747422
Aircraft serial
28717
Aircraft time
67,525 hours, 7,794 cycles
Engine
Pwa PW4056
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
IN
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

STATUS MSG ENG 1 OVHT LP B DISPLAYED ON EICAS. SWAPPED CARDS NO HELP.