What was found
AFTER ENGINE START NO FREQ'S & VOLTS ON #1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED #1 IDG OPS CK GOOD. REF B737-800 AMM 24-11-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENGINE START NO FREQ'S & VOLTS ON #1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED #1 IDG OPS CK GOOD. REF B737-800 AMM 24-11-11.