25 - Replacing All of the Plumbing

Adam tried to repair the leaky bits of plumbing. It just wasn't working. Once one leak was fixed another would pop up. The system was just not able to withstand the pressure of our water pump. It is a 30 year old system.
We decided to go ahead and replace the whole system and be done with it. Chasing down leaks all the time and worrying about new ones did not sound fun.
A little research and we decided on PEX (red for hot and blue for cold water) piping with SharkBite fittings. Our 1991 Toyota Winnebago is only 22' so the water system wasn't huge. We have 2 sinks, a toilet and a shower. Plus, a hot water heater and tank. Most of the plumbing was fairly easy to access while lying on the floor.
The SharkBite fittings come in a crimp-on fitting or a push-on fitting. With the crimped fittings, you need a special Sharkbite crimper. The cheapest one I could find was $62 (!) The push-on fittings were REALLY easy to put on. The crimped ones were pretty easy too. They are very well known to be top quality with a low failure rate.


The old grey PBE pipes:



This is the new outlet for draining the water system to winterize. An opening valve allows water to flow out through the floor of the RV and onto the ground.




All of the water supply lines were replaced.
By the way, that's our little washing machine on the floor of our shower. More about that later.




Here's another shot of the new winterizing drains.




Feeding the new PEX under the shower to the bathroom sink and to the toilet.



The cold water line running behind the toilet and to the sink.
Oh yeah, that's a koi fish pond decal on the top of our toilet.



Adam replaced the lines coming from the water heater with flexible supply lines.



Some of the old PBE piping


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