What was found
FLIGHT 1700, AIR TURNBACK, ON TAKEOFF, THE MASTER CAUTION, FLIGHT CTR ON CAS AND STICK PUSHER SHAKER FAULT LIGHTS ILLUMINATED. AIRCRAFT WAS RETURNED TO DEPARTURE, NO EMERGENCY WAS DECLARED. LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED EXTENSIVE TROUBLESHOOTING, REPLACED THE L/H AOA PROBE. OPS CHECKS GOOD. SUCCESSFUL OCF PERFORMED.