As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ENROUTE FROM PHX TO ABQ TE CAPTAINS AIRSPEED INDICATOR WENT TO ZERO AND THE CABIN FILLED WITH SMOKE. THE CAPTAINS AIRSPEED PITOT LINE WAS POSITIONED TOO CLOSE TO THE HEATER VENT NEAR THE RUDDER PEDALS. THE LINE WAS REMOVED, REPLACED AND REPOSITIONED, PN 5214103-29.