As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LYH/IAD - FLT 6273 - DURING TAXI AT 1357 HOURS ON 7-22-97, RETURNED TO GATE DUE TO FLAPS STUCK AT 35 DEGREES. MAINTENANCE INSPECTED AND REMOVED AND REPLACED FLAP SELECT SWITCH, OPS CHECK OK. AIRCRAFT RELEASED AND RETURNED TO SERVICE. (X)