Published On Dec 29, 2019
Taco zone valve power head replacement. Repair Taco 570 series 571-2, 571-3 etc. by replace power head.
Note: as people have commented, at about 6:40 into the video, the lever on the power head should be in the "auto" position (*not* in the manual position) when removing the head from the valve (and of course no power should be applied to the head).
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