How to Replace Your Harman Control Circuit Board, Replacing Harmon Control Module

This is an instructional how-to guide for replacing a Harman Control Board. The Platinum Board as shown in the video is used for several Harman models. The control board replacement for non-automatic Harman models, the PC45, along with Harman furnace and boiler models is very similar. We do offer all Harman control boards at the guaranteed lowest price with the fastest free shipping. Links for each are below for your convenience.

Whether due to a failure of the control board, lightning strike, or power surge, this how-to video will save you time and money as you need to install a new control board in your stove.

Please make sure your stove is ALWAYS unplugged from the wall before performing any service work. Comment below if this video was helpful or if you need additional technical assistance.

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  • Pamdurant says:

    How do you no where to put the dipstick settings on nrw replacement board?

    • Earth Sense Energy System says:

      Thanks for contacting us. The new replacement board will come with an instructional pamphlet indicating dip switch settings and where to set correctly based on your model. If you need a new instructional sheet please send us an email to [email protected] and we can email it over.


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