As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF OF FLIGHT, THE CREW REPORTED THE RT ENVIRONMENTAL BLEED AIR SYSTEM FAILED AND ABORTED THE TAKEOFF. THE SYSTEM WAS PUT ON MEL AND THE AC WAS RETURNED TO SERVICE. REPLACED A BAD PRESSURE SWITCH AND WITH NO FURTHER DISCREPANCIES RETURNED THE AC TO SERVICE. (K)