As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE TAKEOFF ROLL, FLIGHT 4087, RECEIVED A RIGHT PACK OVER PRESSURE WARNING. THE FLIGHT CREW ABORTED THE TAKEOFF AND EXITED THE RUNWAY. THE WARNING MESSAGE HAD CLEARED AND ANOTHER TAKEOFF WAS ATTEMPTED WITH A RIGHT PACK OVER PRESSURE WARNING RESULTING IN ANOTHER ABORTED TAKEOFF. MAINTENANCE REPLACED THE RIGHT PRESSURE REDUCING SHUTOFF VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 36-10-00. FUNCTIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE