What was found
PHX - SMOKE - FLT 0708 - AFTER LANDING, TOWER REPORTED SMOKE COMING FROM THE LEFT MAIN GEAR. CREW REPORTED BRAKE TEMP INDICATORS AS NORMAL, INDICATING 1 & 2 AT THE MOST. EMERGENCY EQUIPMENT ESCORTED A/C TO THE GATE, CALLED OUT BY TOWER. MAINTENANCE INSPECTED TIRES AND BRAKES WITH NO INDICATION OF OVER TEMP. CHECKED BRAKE TEMP INDICATORS, ALL BEING WITHIN LIMITS. CHECKED FOR HYDRAULIC LEAKS IN THE LT WHEEL WELL AND HYDRAULIC QUANTITY INDICATIONS. ALL CHECKED NORMAL AND WAS RETURNED TO SERVICE. REPORTED FOR PRECAUTIONARY REASONS.