What was found
SECOND INVERTER FAILED FOLLOWED BY PRIMARY INVERTER. REPLACED BOTH INVERTERS AND PARALLEL CONTROL AND 400HZ CONTROL. SYSTEM OPS CHECKS GOOD ON GROUND.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SECOND INVERTER FAILED FOLLOWED BY PRIMARY INVERTER. REPLACED BOTH INVERTERS AND PARALLEL CONTROL AND 400HZ CONTROL. SYSTEM OPS CHECKS GOOD ON GROUND.