Service difficulty report · Circuit Card · Boeing 747422

Difficulty date
September 22, 2013
Submitted
September 27, 2013
Operation
Air carrier
Aircraft
N104UA
Make and model
Boeing 747422
Aircraft serial
26902
Aircraft time
64,351 hours, 7,453 cycles
Engine
Pwa PW4056
Part
Circuit Card
Condition
Faulty
Location
Fuel System
Stage of operation
IN
How discovered
C
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

NR 2 FUEL CUTOFF SWITCH LIGHT INTERMITTENT DURING FIRE TEST. TEST FAILS WITH OVHT. REPLACED AFOLTS CARD & CLEANED FLT DESK TEST SW. TESTED ABOVE 4 TIMES PASSED.