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VVKB Block Heater Installation Precaution and Trouble Shooting Guide

Block Heater Installation Precaution: 1.All Your block engine heaters have been tested and approved by the TUV certificates, so you don’t need to test them again. PS: The block heater will be damaged if you test it without coolant inside. And this damage is out of our warranty. The outlet must be upward. 2. Make […]

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