As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L GEN FAILURE & APU AUTO SHUTDOWN, RTFL (TWICE). APU BATTERY CHARGER VOLT FLUX. REPLACED APU BATTERY CHARGER (P/N 4-254-02, S/N 57). DUE TO (2) APU AUTO SHUTDOWNS APU NEEDS TO BE REPLACED. REPLACED APU. OPS CHECK NORMAL. IDG IS LEAKING ON NR 1 ENGINE AFTER IDLE RUN. DISCONNECTED IDG. REPLACED IDG. LEAK CHECK AND OP CHECK GOOD.