How to replace the PVC valve: close the water gate, remove the movable handle, there is a red and blue mark of about 8 mm on the handle, buckle it down, and use a flat-blade screwdriver to loosen the fixing screw counterclockwise; take off the handle, and use an adjustable wrench to remove Open the valve core of the PVC valve, open the upper part of the gland with a wrench, and take out the valve core inside. There is a standard decorative cover under the handle, and there is a small screw in it. The standard turnbuckle is a hexagon, and the non-standard one is a slot, and then the decorative cover is unscrewed by hand (this decorative cover is a plastic hand-twisted cover). not bad). Unscrew the large screw with an adjustable wrench, use a screwdriver to loosen the screw that locks the switch, then remove the old switch and install the new switch in place.
