Banggood Dear Customer, Thank you for choosing Banggood and sorry for your any inconvenience with the product. There is an instruction about how to use the product on the product page, you could kindly check for it. If you have any suggestions or require our assistance, please do not hesitate to contact us via these links: Personal Computer: http://www.banggood.com/Contact-Us_hi111Mobile: https://m.banggood.com/contact_us.html. We are glad to help you to solve the problem and give you a proper solution as soon as possible. Thanks for your kindly understanding. Best regards, Banggood Team

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cliffpoint Mostbuyers of these units already understand the application for their use. The seller has no idea what you want to use it for, usually hydronic heating. Dont BASH the seller if you have NO idea on how to use it.

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Thomfinn @cliffpoint Iknow what to use it for and how to install it we have diesel heater like this in all of our vehicles.
But there was no electrical drawing or schematic, cable color not the same as in the manual.

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