valve by hand, then turn one extra time with a wrench. Attach the nut to the refrigerator valve.
Consult local plumbing codes to be sure what you do is permitted; for instance, saddle valves are not allowed by Massachusetts building codes. Take new valve, plug in electric sources, push in water supply until they bottom out, attach bracket to back of refridge. Place irish adult dating a cup under the line going towards the back of the refrigerator then activate the water dispenser. Apparently it is a fairly common problem for the water dispenser line in the GE side by side refrigerators to freeze. Replace backing, turn on water supply, plug in and bleed lines.