As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STALL WARNING HEAT AND RIGHT HEAT SWITCHES DROP OFF-LINE. INSPECTED SWITCHES AND FOUND LOOSE CONNECTION ON STALL WARNING HEAT SWITCH AND DEFECTIVE PITOT HEAT SWITCH. REPLACED PITOT SWITCH, RE-SECURED CONNECTION ON STALL WARNING SWITCH. AIRCRAFT TT: 7,189.9 HOURS.