Fast forward past this entry to the good news in the next entry that the spa is done and working great if you don't wish to read sad stories about your friend Ted.
It has been 2 months since I started finding and fixing leaks. I'm not at liberty to say how many leaks I found and fixed. Let's just say there were more than a few, and I've gotten pretty good at finding them and fixing them. I guess I won't have any of you asking me to help you with any new plumbing!
The leaks are still a mystery to me. They were all sort-of seeping type leaks-not enough in many cases to even drip, but just seep around the unions where the pvc pipes were supposed to be glued together. I don't know if it was the glue (yeah right), or perhaps it was a matter of not getting enough leverage to handle the larger plumbing. I had to make multiple connections at times, but there were leaks in other places too. I had meticulously planned out, measured, dry fitted and primed every piece. But let's face it, I did a shitty job.
When I found a leak I would go about fixing it the same way. I identified which size pipe was leaking, usually either a 1 1/2" air line (that's correct-water is in the air line when air isn't-surprised me too) or a 2" water line. I cut a 1/2" wide ring from the next bigger pipe, then cut through it so it would snap over the smaller pipe. I also cut a ring out of the next size bigger pipe to go over the seam between the first ring and the fitting. I lowered the water level so the area of the leak would dry, which sometimes took a day. I sanded the pipe and primed everything, then put NEW glue everywhere. I slid on the first ring as tight as I could against the fitting and tightened a hose clamp around it. The glue doesn't stick to the metal clamp, so I could take it off when the glue dried. I put the second ring over the seam between the first ring and the fitting, glued and clamped it.
I fixed all of the leaks in first level, then raised the water and waited. None of my repairs leaked again, but I would find new leaks when I raised the water level.
I got very tired of bailing the water out of the spa to lower the level, and I didn't like wasting the water, so I developed a plan to save it. I cleaned out 3 big trash cans and 4 muck buckets. I bailed the water into these containers on the edge of the spa when I needed to lower the water level, then dumped them back in the spa when I wanted to raise the level.
I worried that the water already in the spa plus the water in and out of the containers would get nasty over the course of the repairs, but it tested fine and I didn't have to drain out all of the water when I started up the spa.
I continued up the 7 levels of plumbing, past the midway point and on to the two highest levels, fixing leaks with a running commentary on my level of plumbing expertise, or lack there of, until I noticed a definite darkening of the dirt where all of the plumbing to the equipment levels out before it attaches to the pumps. Sure enough, there was a significant leak under the remaining dirt that covered these lines, which I thought did not need to be uncovered because they were straight connections that I could not have possibly screwed up. Wrong again.
I bailed out the water until the level was below the leak, and dug out the mud around the area. I couldn't believe what I found. There was a connection to a 45 degree fitting in the line from the jet pump that did not appear to have any primer or glue on it at all, and therefore had literally just pulled apart. Who would be stupid enough to miss that? I had planned it out so precisely to allow all the pipes to come into the equipment with minimal angles that might restrict water flow. So precisely that I couldn’t get to the problem connection. I had to cut the line and add some pipe, but it didn’t leak again.
My confidence in my plumbing work was completely shattered. I decided that I had to be able to see all of the plumbing in case I found more leaks. I removed all of the pea gravel that I had carefully placed over the dirt that covered the lines to the equipment, then I completely dug out the rest of the lines going to the equipment. That doesn’t sound so bad when I read it back to myself, but it was slow work with only a trowel and no leverage. Of course there weren't any other leaks in those lines.
I brought the water level up past the top two plumbing lines only to witness the first leak that I had originally found and fixed was dripping steadily. It turned out to be leaking in a different place than where I had fixed. This leak was coming from a crack in a molded valley underneath the jet housing. This was not the same type of leak as the others, and I would not be able to fix it the same way. I lowered the water level and waited for the area to dry.
I went online to look for something to fix the leak. I found a product that sounded pretty good-almost too good, to use on my type of leak.
Like so many of the experiences that I have had during this project, this product and the man that invented it, turned out to be a good story.
The product is called Plast-aid, and it works by molecularly bonding to many types of plastic products, especially pvc. It’s a 2 part product that begins as a liquid when mixed, then shortly becomes a gel, and finally ends up as hard as a rock!
It got into the crack as a liquid then built on itself when it hardened for strength. No leak.
I decided to try and fix a couple other very slow seepages that showed up after I had filled the water way past their level, but Plast-aid was suppose to work even when water is present. These leaks were in the air lines in the middle level, so I had the idea to start the blower to clear the lines of water to insure a successful repair. I prepared the Plast-aid solution and began to fix the leak. The solution entered and covered the leak, but the blower that cleared the line of water also blew the patch right out of the leak! I turned off the blower and luckily I could still work the patch, so I fixed the leak before the water could displace the patch.
It now appeared that all of the leaks were indeed fixed. I could now focus on energizing the equipment and seeing if this thing would really work. But first I disconnected all of the equipment to put Teflon on all of the threads and Vaseline on all of the O-rings in the compression fittings, so I could make sure they didn’t leak when I opened the valves.
They leaked. But I fixed ‘em.
The time had come to add some electricity.
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