As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - FLT 574 - PHX-OAK - AIR TURNBACK - AFTER TAKEOFF, THE CAPTAINS ELECTRIC ALTIMETER STAYED IN ONE POSITION. AIRCRAFT RETURNED TO PHX AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED CAPTAINS ELECTRIC ALTIMETER. OPS CHECK NORMAL PER MM 34-12-00. AIRCRAFT RETURNED TO SERVICE. (Z)