Thursday, July 21, 2016

Motion Activated Sprinkler - part 4

A bit of a rest after house cleaning and then off to the garage to make final preparations for water testing the unit.



Found some click-on barbs at Bunnings so I'll change the plain barb on the left for one of those - like on the right.



Here you can see what I'm doing, swap them over so both sides have click-on hose connections.




The output side...



the input side.



Let's go outside




I don't want to get wet, sensor on on side...




and the sprinkler on the other side.

Connect hoses and apply power - via RCD. Trigger the sensor and it works BUT...after a few 10 second cycles it stopped !!!

My sensor unit is powering the solenoid OK, looks like the valve is stuffed, that pitiful trickle should be a full flow!

Back to the garage and when I dismantled the solenoid discovered the valve diaphragm has ruptured, the trials and tribulations of DIY. Will return that for a larger 25mm solenoid.

I'll be back.

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