As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/PHL - FLT 6237 - DURING TAKEOFF AT 1235 HRS ON 8-9-96, ABORTED TAKEOFF DUE TO RT STALL SYSTEM FAILURE. AIRCRAFT LANDED AT IAD AND RETURNED TO GATE, NO FURTHER INCIDENTS. MAINTENANCE REMOVED AND REPLACED LIFT TRANSDUCER, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)