Unscrew the hose clamps, put THEM on the pipe, screw them back together, slip them over the split coupling and snug them up till they are no longer super loose. THEN, slid the coupling so that the clamp area at one end is over the pinhole, and the split is rotated away from the pinhole. Snug the clamps down, keep the clamp at one end directly Remove the transparent backing and first apply a piece of Flex Tape to the inside. Gently smooth out the edges to make sure it is flat on the surface. Then, remove the transparent backing off of your second piece, and apply to the outside of the pool. You can use just one piece, however it is a good idea to use two pieces for an extra secure hold. Wall foam will protect your liner from any repairs you made on the wall or anything that might occur down the road. Roll right over any of the wall openings such as the skimmer, inlets and lights. After the wall foam is on go back and trim out around these with a razor knife. When you do the trimming, go 1 inch larger all around the skimmer Seal the Leak. Follow the instructions on the repair kit to patch the puncture in your float. For best results, try to center the patch over the hole as much as possible. Wait the recommended amount of time for the patch to dry before re-inflating the float (typically about a half-hour). Alternatively, waterproof sealants can be used to repair It is still best to consult with a pool expert like Nelson Pool Company. 5 Effective Ways to Fix a Crack in Your Inground Pool . Here are the details on the 5 effective ways to fix a crack in your inground pool: 1. Fix minor surface cracks in a concrete pool with screwdriver and putty To find the leak in your above ground pool liner: First, you’ll need to thoroughly clean the pool. Run the filter, run the vacuum, skim the top, and brush the bottom and walls. A clean pool with make locating the hole much easier. Next, take a slow walk around all sides of your pool. Run your hand from top to bottom. Assuming the crack is still reasonably small, fixing it is still a relatively simple process. First, pool repair specialists will use a grinder or drill to widen the crack before filling it. Next, the crack must be cleaned out properly. Pool plaster will then be used to fill the crack up. Step 2: Add some food coloring to the water near the suspected leak. The food coloring will help you identify the exact location of the hole by following the water as it escapes. Step 3: Use a diving mask and snorkel to get a closer look at the pool liner. Look for any tears, punctures, or holes in the liner. A: To patch a hole in a fiberglass swimming pool, first, drain the water out of the pool. Sand the area around the hole, apply a layer of fiberglass resin, and then cover it with a fiberglass patch. Smooth out any air bubbles and let it dry for at least 24 hours before adding water back into the pool. You should always try to keep your pool at a steady 68 degrees Fahrenheit so that the life in your pool can stay healthy. When it comes to fixing holes in your pool liner, there are several things you need to keep in mind. First and foremost is identifying the source of the holes so that you can address the problem. Y2IsU.