30 votes
Accepted

What are these funnel-looking green things in my yard?

These are Hose Guides. They're usually placed near deck posts and similar obstructions to stop your water hose from kinking when you pull it around a corner. They're also used near gardens to stop ...
Chris Cudmore's user avatar
15 votes

How can this older-style irrigation tee be replaced?

User Matthew is correct that a nipple extractor may help you salvage the tee. You need to check the threads in the Tee for any damage, since if the threads are scratched you may get a leak. If ...
whiskeychief's user avatar
13 votes
Accepted

What is this part near the entry point to my irrigation system

That is a strainer wye. There is a metal mesh filter in there to trap sediment/debris; it can be removed and cleaned as necessary.
Jimmy Fix-it's user avatar
  • 35.3k
11 votes

How can this older-style irrigation tee be replaced?

There is a tool called a nipple extractor. It can be used to remove broken threaded parts just like this. You can find one online or from any irrigation supply or DIY retailer likely for under $15. ...
Matthew's user avatar
  • 9,833
11 votes

Irrigation well under pressure, why is that?

An artesian well brings water up to the surface without pumping. This is because the water in the underground reservoir is under pressure because it has water in the water-bearing layer at a higher ...
Jon Custer's user avatar
7 votes
Accepted

Irrigation PVC pipes broken - how to fix properly?

Welcome to the wonderful world of kneeling above a hole with a can of PVC pipe cement. :) To repair those breaks, dig them out a bit so you have enough room to cut back to non-cracked pipe, then ...
Chris O's user avatar
  • 6,775
6 votes

How can I fix pooling water due to my fence?

Pickets should not be in contact with the ground because they will hold back water like this and they will rot out very quickly. This should definitely be on the installer to fix. Additionally, the ...
FreeMan's user avatar
  • 46.7k
5 votes

Can anyone give a valid argument against running sprinkler wire in 1/2" pvc water line?

There are no code requirements that I know of regarding burying low voltage (IE sprinkler and LV outdoor lighting). PVC conduit is ridiculously expensive right now. Because there are no code ...
George Anderson's user avatar
4 votes

How can I stop a barbed coupler from leaking?

I just stumbled upon this question because I had the same issue. This was one of the first google hits. Super old thread, but no satisfactory answer for me. The roundness of those plastic barbs ...
nimrod's user avatar
  • 41
4 votes

Using 1.25" SCH 40 PVC pipe to protect hose for irrigation

Rather than "hose in pipe", use 200 PSI (if you want the tough stuff) black polyethylene pipe, and appropriate fittings, and no hose inside it. (Or schedule 80 pipe as suggested in comments, ...
Ecnerwal's user avatar
  • 210k
4 votes

Irrigation PVC pipes broken - how to fix properly?

Use a normal straight coupling and a length of PVC pipe to go end to end with your existing pipe after cutting both ends beyond the damaged pipe. Then use a slip coupling to connect the two flush ends....
JACK's user avatar
  • 79.8k
4 votes

Well pump reads 125v on each terminal but wont come on

You got twisted around and managed to put both pump "hot" wires on the same pole of the supply. Or, one of them was abruptly disconnected. Normally, this happens when someone rearranges the ...
Harper - Reinstate Monica's user avatar
4 votes

Why don't my sprinkler heads pop up when all zones are turned on?

After confirming I had enough water, which cleared the pump and the water supply, started opening valves. There was a scum on top of the diaphragms. Cleaned them thoroughly and check the diaphragm for ...
asp316's user avatar
  • 307
4 votes

Irrigation valve solenoid sputters then closes

Open the 4 screws in the corners after you shutdown the water. Activate the solenoid and observe the up/down movement. It is spring loaded so it will jump out if you do not prevent it. The assumption ...
Traveler's user avatar
  • 17k
3 votes

Why would capping one sprinkler zone cause my toilets to whistle?

Whistling toilets after plumbing alterations which occurs continuously except when flushed most likely indicates that debris was dislodged and is now affecting proper seal of the fill valves. Turn ...
Jimmy Fix-it's user avatar
  • 35.3k
3 votes
Accepted

Problem With Sprinkler Backflow Device

If the inlet valve (bottom, in your picture) isn't opened enough, or if the other valves aren't set right, there's not enough pressure to activate the backflow preventer, so water just spews out the ...
mmathis's user avatar
  • 8,843
3 votes

What size transformer do I need to power a ¾" 24VAC solenoid valve?

3/4" solenoid valves use around 20 to 30 VA. to open. Look on the name plate and it should say what the VA. or watts is. You can buy a ( 120/208/240) input X 24 volt output transformer Rated at 60 va....
d.george's user avatar
  • 12.4k
3 votes

How do I easily separate unglued PVC pipe from joints?

If you still can't get those unglued pvc pieces apart, we found that a flathead screwdriver and a rubber mallet help loosen the pieces enough to be able to pull them apart.
Tricia's user avatar
  • 31
3 votes

Use rainwater to partly supply a sprinkler irrigation system?

Simplest 100% legal way would be to make it use rain water directly from storage containers, and then a float valve that fills the rain barrel with city water if the water level gets below a certain ...
Dotes's user avatar
  • 4,809
3 votes

Filling in a small ditch

If your available tools include a sledgehammer, just use that, held vertically, head down, pick it up and drop it, repeatedly, every 2 or 3 inches of soil fill (you cannot effectively tamp thicker ...
Ecnerwal's user avatar
  • 210k
3 votes
Accepted

Is there any way to test the water pressure at a structure, and if necessary from a specific output (hose bib)?

Yes, you want a water pressure gauge with a female hose thread. There are some on Amazon for less than US$10.
Mattman944's user avatar
  • 2,179
3 votes

Well pump issues for irrigation system

The jet pump may have a failed jet or plugged with sediment , that you can feel vibration on the submersible would concern me that must be really in bad shape to feel movement.
Ed Beal's user avatar
  • 103k
3 votes

Can I remove and replace barbed connector in 1/2" drip tube?

It is possible. If the tube is old and brittle than you may crack it. If you do crack the tube, or you have to cut it, you can buy new inexpensive tubing and barbed couplers as well. Heat it up ...
Alaska Man's user avatar
  • 13.5k
3 votes
Accepted

Access for Shut-Off Valve

I decided to install an A.Y. McDonald 6001 series brass stop and waste valve (for example, on Amazon, ASIN B003MXYJOU). Such units are much more expensive than a common valve, and I was hoping to ...
D.Mac's user avatar
  • 63
3 votes
Accepted

Is there a reason to install anti-siphon valves and a backflow protector on the main line?

I agree it seems redundant to use anti-siphon valves in combination with a backflow prevention device. But people don't always choose these valves because they needed the anti-siphon feature. Maybe ...
Greg Hill's user avatar
  • 30.3k
3 votes
Accepted

Replumb sillcocks to increase outdoor pressure?

I think your best improvement would come from adding the tee before the filter and running the new PEX to the sillcocks. I would hold off on replacing the sillcocks at the same time as adding the tee ...
JACK's user avatar
  • 79.8k
3 votes

Submersible water pump pressure

Those pumps are rated in feet or meters of head pressure. Most submersible pumps similar to what you show are only rated to 15-20’ of head this is the equivalent of 7-10 psi or the maximum pressure it ...
Ed Beal's user avatar
  • 103k
3 votes
Accepted

How inaccurate and in which direction will a vertically mounted flow meter be?

You've listed two different meters in your link: the M and the WMR. The M meter must be installed with the dial horizontal. The WMR meter can be installed in any direction with the flow upward in non ...
JACK's user avatar
  • 79.8k
3 votes

Why doesn't my sprinkler system work after making a repair splice in the wire?

It turns out that, in this particular case, the splice was done correctly and there was no damage to the wire on either end of the splice. However, while splicing, the controller fell from a ...
CcS's user avatar
  • 281
3 votes
Accepted

How to manually turn on irrigation sprinklers

To manually open these valves, gently twist the black cylinder with the wires counter-clockwise. To close them twist them back clockwise. I have the same valves and had to look it up myself.
DoxyLover's user avatar
  • 12.6k

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