As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT REQUIRED EXCESSIVE LT PEDAL IN A HOVER. CHANGED TAIL ROTOR SERVO. NOTE: UNDER MODEL THERE IS NOT THE OPTION FOR EC-135 T2 AND FOR THE ENGINE THERE IS NO OPTION FOR ARRIEL 2B2. UNDER MANUFACTURE NAME FOR THE PART THERE IS NOT A LISTING FOR THE COMPANY.