What was found
ATB, PERFORMED AN AIR TURN BACK DUE TO LEFT AND RIGHT MAIN GEAR UNSAFE LIGHTS. COMPLIED WITH NO GO MSI LOG, ADJUSTED LEFT DOOR ACTUATOR TO WITHIN LIMITS, ADJUSTED RIGHT GEAR DOOR UP AND LATCHED SENSOR TO WITHIN LIMITS AND REPLACED THE S1-89 LANDING GEAR HANDLE POSITION SWITCH.(5447228)