MHU75 Mr Heater Heater - Overview

This is a genuine Heat Star part. The High Limit Sensor is used in multiple models of compact heaters. This part is used as a safety feature. In the even the heater gets too hot, this Sensor will communicate to the Circuit Board to stop the combustion of fuel. This part is commonly replaced if the unit shuts off repeatedly during use. This part includes the thermostat, leads, mounting board, and male connectors.

This is an electrode flame sensor designed for various heating models. Its primary function is to detect the presence of the ignition flame and activate the heater. This sensor serves as a safety device to prevent the heater from operating in the absence of a flame and to shut it off when the flame is no longer present. If your heater is ...Read morenot turning on or frequently cycles on and off, it is likely due to a faulty sensor that needs replacement. This flame sensor is an authentic OEM part and is sold individually, without any additional parts or accessories. Ensuring that the flame sensor remains clean and free of debris or dust is crucial for its proper operation and long-term reliability. Regularly inspecting and cleaning it before or after use can help prevent future sensor failures. To replace this sensor, you will need tools such as a screwdriver or socket wrench and a set of pliers. Begin by disconnecting your heater from the power source and removing its side panel. Locate the flame sensor within the heater and disconnect the wire attached to it. Remove the securing screws and the old sensor, making note of its orientation. Install the new sensor in its place, secure it with the screws, and reconnect the appropriate wire. Then reassemble the heater and test its operation.

This manufacturer-supplied replacement part is designed for use with Heatstar and Mr. Heater compact unit heaters. The circuit board helps to control the unit. It provides an identical replacement for a missing or a faulty component that was installed on a new unit. Please refer to the appropriate diagrams of your model for the exact loca...Read moretion and the correct installation of this part. Keep in mind this high-quality circuit board is sold individually. You will need a screwdriver to take apart the housing in order to gain access to the circuit board.

This genuine replacement part that has been OEM sourced. The electrode is intended to be used with compact unit heaters from Mr. Heater and Heatstar. The electrode is used to create an electric arc on the burner and this ignites the fuel that is emitted by the burner. This is a single item, please note the wire and igniter are separate parts.