SDR CA990707029

Service difficulty report · Generator · Boeing 737275

Difficulty date: June 29, 1999
Submitted: March 26, 2000
Operation: Air carrier
Make and model: Boeing 737275
Engine: Pwa JT8D9A
System (JASC): 2421 · AC Generator-Alternator
Part: Generator
Part number: 976J4981
Condition: Failed
Location: Nr 1 Engine
Part time: 35,421 hours
Stage of operation: CL
Nature of condition: G, J
Precautionary procedure: A

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

What was found

(CAN) APPROXIMATELY 8 MINUTES AFTER DEPARTURE, HEARD SEVERAL CIRCUIT BREAKERS TRIP, RESET NR 1 TRU CB, IT TRIPPED AGAIN. 1 MINUTE LATER, LT FORWARD AND RT FORWARD FUEL BOOST PUMP CB'S TRIPPED. A/C RETURNED. AFTER LANDING, RT FORWARD FUEL BOOST PUMP CB TRIPPED. REPLACED NR 1 ENGINE GENERATOR.