SDR DL73E960188

Service difficulty report · Trans Relay · Boeing 737247

Difficulty date: January 23, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N238WA
Make and model: Boeing 737247
Aircraft serial: 23186
System (JASC): 2460 · DC Power Distribution System
Part: Trans Relay
Condition: Failed
Location: Ee Compt
Stage of operation: CR
Nature of condition: H
Precautionary procedure: A

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

What was found

AT CRUISE 33,000 FT, ALT LOST ALL ELECT POWER AND CAPT INSTRUMENTS WERE COMPLETELY OUT FOR APPROX 20 MIN. RECOVERED F/O INSTR AND EVENTUALLY CAPT INSTRUMENTS RETURNED. REPLACED NR 1 TXFR RLY R-3 CPN 243201020. FOUND NR 2 ALT TXFR BUS C/B POPPED AND WOULD NOT RESET. REPLACED SAME. REPLACED NR 1 GEN BRKR CPN 243001013 S/N TF7130. ALSO, REPLACED NR 1 BTB S/N 172A CPN 243001008 AND BUS PROT PANEL S/N 6836 CPN 243001013. OPERATION NOW NORMAL.