As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BATTERY CELL LIFE IS TOO SHORT. THIS BATTERY WAS RECELLED 10/96, 1/95, 5/94. SUBMITTER STATED POSSIBLY REDUCING CHARGE RATE TO THIS BATTERY OR INSTALL A STRONGER CELL (SUPER POWER). POSSIBLY A 20 CELL MODIFICATION WOULD HELP, PRESENTLY 19 CELL.