What was found
NR 1 ENG DRIVE LIGHT ILLUMINATED NR 1 ENG GENERATOR DISCONNECTED APU STARTED AND USED TO POWER BUS. ACFT GROUNDED. FOUND NR 1 ENG IDG OIL LOW, SERVICED IDG OIL REF AMM 12-13-21. RAN NR 1 ENG FOUND IDG SIGHT GLASS LEAKING OIL. R & R NR 1 ENG IDG SIGHT GLASS GASKET AS REQUIRED REF CMM 24-11-85. RESERVICED NR 1 ENG IDG, RESET DISCONNECT. RAN NR 1 ENG VOLTS AND FREQS GOOD. NO LEAKS NOTED, REF AMM 24-11-11, 71-00-00-800-811-F00. RESHEAR WIRED NR 1 ENG DISCONNECT SWITCH.