What was found
FOLLOW-UP TO CONTINUING #1 IDG FREQUENT SERVICING. GROUNDED - YES. #1 IDG OIL LEVEL CHECK JUST BELOW SILVER BAND, REF B737-800 AMM 12-13-21. ACCOMPLISHED TSR 702402, IDG STATIC LEAK CHECK, NO LEAKS FOUND, REF AMM 24-11-00. REPLACED SCAVENGE AND CHARGE FILTERS REF AMM 24-11-41. REPLACED IDG SERVICE FITTING AND IDG VENT VALVE REF AMM 24-11-00. IDLE ENGINE LEAK CHECK GOOD, NO LEAKS NOTED. SERVICED IDG OIL TO FULL REF AMM 12-13-21.