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Questions tagged [irrigation]

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1 answer
28 views

How to connect to my pump to water lawn

I have a submersible well that feeds my pond thru a 1 1/4 above ground PVC. Where we live, our city water (connected to our home) has the lowest pressure I've ever encountered. So much that I can't ...
3 votes
1 answer
352 views

Irrigation installation in the yard [closed]

I just had irrigation installed with sprinklers. I am concerned that some of the sprinklers are about 6 feet away from the trunk of main trees that need major irrigation. ( called oriental arborvitae ...
0 votes
0 answers
14 views

Irrigation has weak pressure [closed]

Trying to determine if my submersible pump from Franklin is damaged or possible well issue …. Pressure is extremely weak. It is wired to hunter pump start relay and from goes to rainbird timer box w ...
0 votes
2 answers
50 views

Will combining two irrigation pipes increase pressure

Using irrigation water out of a 14inch pipe with about 115ft drop from a pond on a hill. We use it to water lawn/garden on preexisting traditional lawn sprinkler system. Currently have a Amiad Sigma ...
0 votes
2 answers
38 views

Optimal garden pressure irrigation system

The garden has around 100 trees and some vine and the irrigation system needs at least 3-4 bars of pressure in order for the nozzles to spray water. I made some drawings of 2 possible ways of ...
0 votes
0 answers
26 views

Need to repair sprinkler line

I chopped off a sprinkler head with my lawnmower. This was the last sprinkler in the line, so I’d love to replace it with another head, but I’m also ok with just plugging this and adjusting the other ...
0 votes
1 answer
34 views

Sprinkler Manifold Connector

I have a leak coming through the sprinkler manifold coupler that’s connected to the water supply. I tried replacing the coupler but I’m not able to detach the coupler from the manifold after ...
1 vote
1 answer
29 views

How far ahead of the average last freeze date is it safe to flood buried irrigation pipe?

I have 1.25" black poly buried at a depth of 18" running a 600 foot span under lawn, and coming up on 1" stainless steel risers into spigots at several locations in the yard. The entire ...
0 votes
0 answers
38 views

Sprinkler Valve Chaos Bleed Screws

I've got 2 orbit manifolds with 5 valves each. I had one zone stay on when cycling manually through all other zones. When trying to fix this issue, I noticed that opening the bleed screw on any given ...
1 vote
3 answers
2k views

Do I need to winterize black polyethylene sprinkler pipe?

A gentleman at the sprinkler supply store told me black polyethylene sprinkler pipe doesn't need to be protected from freezing; that it can handle the expansion. I'm looking for a second opinion on ...
4 votes
2 answers
22k views

What is causing the last two heads in a sprinkler/irrigation system to have no water pressure?

Zone 2 of my irrigation system has 6 pop-up sprinkler heads but the last two do not pop up, nor is there any water coming from them at all. They are completely dry, even in the flex lines they are ...
0 votes
1 answer
98 views

Fix a distorted irrigation box & cover?

Is it possible to fix an irrigation valve box that has become so distorted the lid will no longer fit? I've already tried stomping on the lid to no avail. The box is an NDS Pro Series. My best ...
0 votes
0 answers
19 views

Hunter Controller immediately stops trying to water

We used this controller last year and it was working fine. It is a Hunter SRC. Now, when I try to start a station, the controller immediately displays the time and appears that it is not trying to ...
1 vote
1 answer
14k views

Can 22 AWG Solid Copper carry 800 mA at 24VAC?

I have this irrigation caddy unit, and it requires 24VAC. There's a location outside my house with one ethernet cable and another brown cable with four solid copper wires (black, red, yellow, green). ...
1 vote
6 answers
166 views

What type of 1" electric valve can I use in a line with no pressure? [closed]

I am looking to attach two 1" valves to a drainage line I have coming from my gutter. I would like the option to select which channel the rainwater flows down, using valves. My hurdle right now ...
-1 votes
1 answer
50 views

Help with irrigation pump selection

I want to set up a temporary irrigation system in my yard for this summer and maybe the next. I have a dug well (15-16m deep), and already an 800W submersible pump in it, which will fill up a tank ...
4 votes
1 answer
5k views

Should a backflow preventer be installed upstream of a hose bib or just the irrigation branch?

I am getting ready to install a Zurn 34-720A Wilkins Pressure Vacuum backflow preventer on my DIY irrigation system. The main water supply is the pipe coming out from under the storage shed. It tees ...
1 vote
4 answers
3k views

How do I find a leak in a buried pipe?

Update as of December 2023. After trying a variety of techniques - eventually the leak was identified by finding a patch of dampness on a path, which evaporated early in the morning, but which had no ...
0 votes
2 answers
711 views

When to use PVC cap vs plug

I am planning to cap off some sprinkler lines. I found the PVC line that leads there. I was watching some YouTube videos to find out what I needed to do and I see some that use PVC caps with PVC ...
1 vote
2 answers
565 views

Stainless steel NPT + Brass NPT = not a perfect fit?

I just completed laying irrigation piping (black poly) and by and large it seems solid. I do however have issues with the take-offs from my house's hose bibs, where I have metal risers going into the ...
0 votes
2 answers
3k views

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

Went to turn on my sprinkler system for the second time this year and nothing comes up. Confirmed water is flowing from pump (not sure if rate has changed though). No sprinklers come up, but every ...
0 votes
2 answers
170 views

Practical filter for rain barrel used for irrigation

I bought a house with an 250+ gallon rain barrel that is exclusively used to pump water to the lawn and garden irrigation system. No human or other animal consumption, no swimming pool or hot tub, no ...
1 vote
3 answers
3k views

Rain Bird ESP-6 Sprinkler controller buttons no longer functioning—do I need a new controller?

I am trying to manually cycle through my sprinkler zones with my Rain Bird ESP-6 controller (from 1996), but the membrane button to manually cycle the zones does not work. In fact, none of the 4 ...
0 votes
1 answer
398 views

Which kind of tubing is best for permanent above-ground in a cold climate?

I want to set up an irrigation system that runs from a hose outlet on the side of our house. Part of it is going to be permanent and above-ground. We live in Minnesota, so it gets cold in winter and ...
0 votes
1 answer
11k views

Adjusting pop-up sprinker range with the top screw

The previous owner of my home primarily used Rain Bird and Toro brand sprinklers (both pop-up and shrub types, all non-rotary) for irrigation, along with a few Orbit shrub risers in the front yard. ...
0 votes
1 answer
801 views

Why not drill through concrete basement walls?

I live in a climate (Kansas City) that has freezing temperatures a few times each winter, sometimes for several days in a row, and I'm contemplating a project to use my sump pit and air-conditioner ...
0 votes
0 answers
43 views

My water pressure drops to zero from 80 psi when the irrigation system is turned on and never recovers is my prv going out?

Water pressure is 80 psi at the house bib with nothing running. As soon as I activate the sprinkler system it drops to 2-5 psi and never recovers. At the meter it says only 2.8gpm is flowing. Is my ...
0 votes
3 answers
824 views

what breaker amp rating, do I need for a 230 volt 1PH motor 10.9 amp, fed by double pole breaker 115 v each leg?

This is for a lawn irrigation sprinkler system. I am changing out to a new pump and need to verify the amp rating of the double pole breaker I need to use to deliver 115 volts to each leg of the motor....
0 votes
4 answers
8k views

water pressure drops when irrigation system is turned on

I am using well water. The static pressure measured with the outside faucet is 60 psi. When irrigation system is turned on, the water coming out of all sprinkler heads in any zone is weak. I guess the ...
1 vote
0 answers
89 views

What is the black, flexible, line filled with water in my garden that’s deeper and thicker than my drip irrigation line?

I was digging in my front yard (in San Diego, that matters), and I nicked this line, and some water seeped out. It was buried about 10 inches deep. It’s significantly wider than the drip irrigation ...
0 votes
0 answers
45 views

Looking for ideas for attaching handles to a low profile planter that serves as cover for an irrigation system manifold

I have an Orbit manifold which I just installed. The pictures you will see below do not show the final state of the whole thing ...this is work in progress. In the pictures below you can see that ...
1 vote
2 answers
520 views

Well Pump Startup Triggers Cut-Off

When the well pump for my sprinkler system turns on, it triggers the low-pressure cut-off on the pressure switch, causing the pump to shut down and leaving the system stuck in a low pressure state. ...
0 votes
1 answer
81 views

Do quick connects with water stops impact the performance of a sprinkler/irrigation system?

I have just installed a less than usual irrigation system, the design was chosen in order to minimize the digging and still have coverage of the backyard. The area I am irrigating is a L shape with a ...
1 vote
5 answers
275 views

Do I need a pump for my sprinkler zones that are minus 70 feet elevation?

I have a water tank on a hill and some lawns to water at the bottom of the hill. The pipe that connects those two is a 2.5" pipe (yes, really) and when I attach a pressure gauge at the bottom of this ...
1 vote
1 answer
354 views

Connect 1/2" Polyflex tube to hose bib

I have a length of 1/2" ADS Polyflex tube that I'd like to connect to a hose bib. What adapters do I need to get this job done? This is the tube https://www.homedepot.com/p/Advanced-Drainage-...
2 votes
1 answer
289 views

My replacement sprinkler valve model does not line up with the PVC pipe

I found that my above ground replacement sprinkler valve is not a perfect match for the existing pvc pipes. The pvc pipes are 1/4” too close together. I dug down along the pvc pipe to expose the pipe ...
2 votes
2 answers
2k views

Pop up sprinkler rotation

A couple of my pop up sprinkler head rotate when they rise. One eventually rotated 180 degrees spraying my driveway instead of my landscape. What causes that and more importantly... how do I fix that?
0 votes
2 answers
2k views

Most reliable fittings for black poly to NPT for underground burial

Context: I'm putting in shallow (14" deep) water lines 500ft from my house to gardening areas where they will supply several hose bibs for take-off points for drip irrigation. I was thinking PEX, ...
0 votes
0 answers
45 views

How can I repair older Hunter 12-inch popup sprinklers that have worn out riser splines? They rotate to a different direction each time they run [duplicate]

I have about 3-dozen of these worn out sprinklers and in every case the internal splines that keep the riser from rotating are worn out or stripped. Sprinkler replacement is difficult as they all ...
0 votes
1 answer
51 views

Is there any reason I couldn't keep underline irrigation channels always on for an above ground connection to a garden plot?

I have underground irrigation lines to my entire yard. I know I can turn the lines on either manually at the in-ground control boxes or through my electric irrigation controller. My wife and I are ...
3 votes
2 answers
694 views

Irrigation valve solenoid sputters then closes

When I trigger the valve through the irrigation controller, I get a small water trickle, then nothing. If I quarter turn the solenoid or use the bleed valve, I get a full flow of water. Here's my ...
3 votes
1 answer
375 views

Irrigation well under pressure, why is that?

I am located in Florida. I have an irrigation well and when I open the valve for the pipe that is on the top of the well, the water is under pressure. Pump is mounted on the side and is a surface ...
0 votes
1 answer
56 views

Can I use a 1 inch MIPT X 1 in. Slip PVC Union on a Hunter Anti-siphon valve 1" FPT threaded?

Can I use a 1 inch MIPT X 1 in. Slip PVC Union on a Hunter Anti-siphon valve 1" FPT threaded? I'd like to connect the threaded part of male threaded part of the union to the female outlet of the ...
0 votes
0 answers
49 views

Sprinkler system 1st zone just started to recycle when turned on all others work fine

1st zone just started to recycle ... pressure gauge is up and down quickly system is set to 50/30 cutoff. Yes all heads in zone 1 are working and putting out proper sprinkler spray however pump keeps ...
-1 votes
1 answer
139 views

Good way to elevate and secure irrigation anti-siphon valves

My anti-siphon valves need to be 18 inches (half a meter) off the ground, due to local code, the water source and the slope of the yard. There are three valves connected to a horizontal manifold and I ...
0 votes
1 answer
83 views

Replacing a solenoid valve under water?

I have a Rainbird valve right before the backflow preventer. Not sure why they did it this way. Anyway, it is leaking. I think my solenoid valve needs to be replaced. Replacing this doesnt seem so ...
1 vote
1 answer
647 views

Can I set up sprinklers with my Sump Pump?

I have a MEDAS 1/2HP 1850 GPH submersible pump. I want to use it to water my garden. Sprinklers sounds good but I worry if I'll have enough water pressure. I was able to connect the pump to a garden ...
2 votes
3 answers
4k views

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

Ever since they capped one of the sprinkler zones in an area that no longer needs watering, two of my toilets start whistling when the sprinklers are running and only stop when I flush them. How can ...
1 vote
2 answers
5k views

Why does my irrigation timer leak at the spigot connection?

I've been trying to set up a drip irrigation system in my small backyard. I bought a 3-outlet orbit irrigation timer, and have been trying to get it hooked up to a drip irrigation kit. I already had ...
0 votes
2 answers
177 views

How to replace a hose bib?

Not sure what these are called or what they are for but we had a freeze a couple years ago and every time now I hook up the hose, water shoots out everywhere. I tried to remove it with no luck. I didn'...

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