How-To Blogs & Videos
VT Pump Check Valve Instructions (VT4923 & VT4823)
VT style pumps w/ 2 air lines in head
These instructions are if your old pump had 2 air lines in the head; one for the air going to the tank and one going to the unloader on the side of your pressure switch. The new style pump only has 1 air line hole in the pump head which supplies air to your tank. To be able to make your motor start easier, the head pressure must be relieved from the large air line to your tank prior to each cycle that your motor comes on. To do this, you must
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Jul 4, 2021