Service difficulty report · Relay · Boeing 737322

Difficulty date
October 22, 2002
Submitted
November 7, 2002
Operation
Air carrier
Aircraft
N344UA
Make and model
Boeing 737322
Aircraft serial
24248
Aircraft time
42,778 hours, 23,236 cycles
Engine
Ge CFM56*
Part
Relay
Part number
91252ZC7C4001
Condition
Failed
Location
Electrical Sys
Stage of operation
CL
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

AIRCRAFT RETURNED TO FIELD WHEN NUMBER 2 GENERATOR CIRCUIT BREAKER TRIPPED, UNABLE TO RESET. REPLACED TRANSFER RELAYS R3 AND R4.