HomeForumsDaikinFault CodesDaikin P3 Error Code This topic is empty. Viewing 1 post (of 1 total) Author Posts July 7, 2024 at 2:30 pm #1142 TheAChubKeymaster Premium Reactor Temperature Abnormality Error Code P3 Applicable Models REYQ-T Method of Error Detection Detect according to the value detected with the reactor surface thermistor. Error Decision Conditions When the system is in operation and the thermistor causes wiring disconnection or short circuit in it. Supposed Causes Defective connection of thermistor Defective reactor thermistor Defective inverter PCB Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In