As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REJECT TAKEOFF AT/70 KTS DUE TO CONFIG APPEARS PARKING BRAKE MICROSWITCH INTERMIT ACCOMPLISHED INSPECTION AND CLEANED THE SWITCH FOR THE PARKING BRAKE TEST OK NO DEFECTS NOTED REF B767 AMM 32-44-08 VERIFIED ADJUSTMENT TEST NO DEFECTS NOTED.