SDR 98ZZZX2217

Service difficulty report · Battery · Boeing 747*

Difficulty date
May 1, 1998
Submitted
March 26, 2000
Operation
General aviation
Make and model
Boeing 747*
Part
Battery
Part number
B79229
Condition
Mismanufactured
Location
Rescue Beacon
Component
BE369
Stage of operation
IN
How discovered
O
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

DEFECTIVE SEARCH AND RESCUE BATTERIES NR B79229 FITTED TO SEARCH AND RESCUE BEACONS P/N BE369. TWO SEARCH AND RESCUE BEACONS FAILED B.I.T.E CHECKS. AS A RESULT, THE SUSPECT BEACONS WERE RETURNED TO B.A.A.E. FOR INVESTIGATION/REPAIR DURING ROUTINE INVESTIGATION. A TECHNICIAN NOTICES THE BATTERY CONNECTOR HOLE WAS ENLARGED; THUS, CAUSING AN INTERMITTENT FAULT. THE TOTAL BATTERY STOCK WAS INSPECTED (22OFF) AND 140FF WERE FOUND TO DISPLAY THIS DEFECT.