Pentair 471431 Thermostat Electronic MX100.The Pentair 471431 thermostat is a digital thermostat for the Pentair MiniMax 100DSI pool heater. The assembly includes the electronic control as well as a permanently attached temperature sensor with a 34" jacketed lead.
Direct Spark MiniMax 100 heaters are equipped with an electronic thermostat.
The knob with locking feature eliminates the need for constant thermostat adjustments. Set the know pointer to the desired spa temperature.
If further adjustment is needed rotate the knob until the desired temperature is obtained. This knob position corresponding to your desired maximum pool or spa temperature may now be preset (locked) by the knob stopper which prevents the knob from being turned beyond the maximum temperature you set.
Each thermostat is equipped with a mechanical stop that can be locked or unlocked with use of a screwdriver to prevent temperatures in excess of that desired by the user.
The maximum setting can be adjusted by loosening the set screw and turning the stopper dial to the desired maximum setting. Lock the setting by tightening the screw. The Mechanical stop is under the knob. Ensure that the knob if stopping at the correct position when the knob is rotated clockwise from a lower temperature position.
