As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/EWR - FLT 6276 - DURING TAXI AT 2010 HRS ON 3-14-97, AIRCRAFT RETURNED TO GATE DUE TO AIRFRAME DEICE CCT3 FAILS IN BOTH AUTO AND MANUAL MODES. MAINTENANCE INSP AND FOUND BLOWN DEICE BOOT AND REMOVED AND REPLACED LEADING EDGE, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)