Solenoid Valve irrigation taps

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tangmonster

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Have to share my finding with other people.

Moved into our first home 30th of December.

My FIRST order of business was to get an irrigation system going. I love my garden but I don't have time to move around a skilpad spreiertjie.

The property has a well and pump. But like with many areas with borehole water there is lots of iron in the water.
I made EXTRA careful that no popup or small spitter will spray on the walls.

Over the last 3 weeks i worked my ass off to get all the pipes put in and make sure popups reaches everywhere.
I finished the back lawn about 2 weeks ago. I just used the electrical taps like normal taps in the meantime untill i got the irrigation computer set up and installed.
This weekend I finished and the front 3 taps was also installed.

Testing it for the first time the front 3 taps works 100% but the back 2 week old ones just goes GRRRRRRRRRRR and does not open the taps.

As we all know these run on 24AC.
I blamed the solenoids and was on my way to get them replaced even though they measured the correct ohm's ....when it dawned on me!

IT turns out. That the iron particles in the water magnetized the ferrous core. I had to dissemble the taps and connect the 3 dodgy solenoids to a 24 VAC transformer. After about 20 minutes they quiet down and now they just go CLICK when they get AC.


Photo of pump with rear 3 valves with small crappy filter i needed to clean out every 6 hours of runtime.

2012-01-130746181024x768.jpg


Photo of new filter I got yesterday (3 times the capacity) the tap at the bottom will flush out most debri without dismantling whole filter every time.

2012-01-301411431024x768.jpg


 

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