Questions tagged [sprinkler-system]

Automated grounds watering (irrigation) systems that use heads to spray water over an area -- these are usually used with grass lawns or other turfed areas.

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Low sprinkler pressure - sudden onset

I have five sprinkler zones. Zones two through five are working well. Zone one pressure is so low that the heads don't even pop up. They trickle and flood the immediate area (a few square feet) but ...
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Sprinklers pattern for a trivial rectangular plot (27' x 34')

I have a rectangular patch of lawn 27' x 34'. What is the correct placement of sprinkler heads for such a shape? I would like to use Hunter MP rotators. Rainbird online design tool suggested putting 4 ...
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3 answers
253 views

How do I locate sprinkler heads on a winterized system so contractor doesn't damage them?

I have a contractor that will be doing work in my yard. I would like to locate and mark the sprinkler heads for them so they don't get damaged. How can I do that if my system is already winterized? ...
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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. ...
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How to Remove Sprinkler Stains from Vinyl Siding

I have a sandpoint well that is used by my sprinkler system. I've noticed that the sprinklers leave a white residue on my siding that I have not been able to get off. I did some research online and ...
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4 answers
70 views

How to manually turn on irrigation sprinklers

I recently moved into a new home & the previous owners didn't particularly maintain it. Among the things that are in disrepair, only a fraction of the irrigation system works. The popup sprinklers ...
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How to get threaded connector out of sprinkler line

I noticed that one of my sprinkler heads seemed to be leaking so I dug it up. The head was screwed on to a black connector that was partially torn. Once I remove the flap from the top, the remainder ...
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Why doesn't my sprinkler system work after making a repair splice in the wire? [closed]

I hit my sprinkler wire with a shovel while digging a trench for Termidor (for the exterminator). The cable is completely worn so that I can't read anything on it except that it's 18/5 Type CL2. It ...
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Sizing sprinkler zones for water well pump

I live in central Oklahoma and we bought a 40 year old house which depends on well water. In 2017 the pump was serviced and a new pressure tank, pump controller, and pressure switch were installed. In ...
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2 answers
110 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 ...
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2 votes
1 answer
661 views

Are these sprinkler control valves?

I just bought a 50+ year old house. I only ever grew up with electronic sprinkler controls, and so far I haven't been able to find any sprinkler controls in the new house. However, there are exposed ...
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2 answers
119 views

What is this black rubber irrigation system seal called?

Update 7/13/21: I took some additional pictures of the plug, as well as the pipes the plug is used on, and added a description. I recently turned on my irrigation system after it having been ...
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1 answer
57 views

Sprinkler valve won't turn on by automatic timer

Earlier this year, I asked a question about why my station #6 wasn't turning on by the automatic timer. The advice was to get a new solenoid. I did that and it fixed the problem immediately. My ...
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-1 votes
2 answers
113 views

Irrigation Zone Off When Should Be On, On When Should Be Off

I have been replacing irrigation lines, switching from buried black poly lines to buried PVC pipes. Summary When I open Zone 1 (for sprinklers), the nothing happens. When I open Zones 2-5, then Zone 1 ...
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Water flow rate reduction without pressure reduction

My main water line can deliver 15 gallons per minute at the input side of a sprinkler manifold. What kind of device can I use to deliver a regulated reduced flow rate without reducing the water ...
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Water Meter Suggestion for someone on well water? [closed]

I am installing an underground waterline for irrigation by tapping into the home water line. Since I have well water I don't have a water meter. However, I would like to install a simple but ...
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Sprinkler valve not turning on by automatic timer

I just programmed my sprinkler settings for Spring. I have back and front zones. 1-5 in the back, 6-8 in the front. I noticed that station 6 is not turning on by the timer. It reads Err. Here's what I'...
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Sprinkler: Water leaking from the black box with the screws

After the winter storm when I turned on my water valve for my sprinkler, water gushed from the top. I notice the black top was cracked and I could take it off with my hand. Inside was filled with ...
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Sprinkler pipe in concrete

I'm having a concrete deck installed, and I'm keeping a sprinkler pipe in the concrete for use in a drip system. Is it ok if the pipe is PVC or should I replace it with a galvanized pipe?
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2 answers
142 views

Screw stuck on backflow test cock - thoughts before replacing?

I was draining my backflow prevention device before a deep freeze. I removed the caps on the test cocks and got sprayed by a nice gusher of water from one... apparently the test cock has been open for ...
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-1 votes
1 answer
67 views

Draining the irrigation valves shown - confused about which side is inlet and identifying components?

I'm trying to understand what I'm looking at with my sprinkler underground irrigation valve box, for the purpose of draining for a freeze. All of my relatives in Houston know how to do theirs, but ...
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2 votes
3 answers
259 views

Brass fitting seized on a nickel-coated pipe

I have an interesting winter problem. The Orbit sprinkler controller, which has a brass screw-on fitting, has seized on its faucet (a zinc or nickel coated recessed stopcock — a winterized outdoor ...
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2k views

Why is my sprinkler system backflow leaking after being winterized?

After having my sprinkler system winterized, I noticed water leaking from the spigot. I thought it would stop once all the extra water came out but it is still leaking after 1 week. I turned the ...
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1 answer
53 views

Why is my orbit/watermaster fuse blowing with brand new solenoid?

I have a watermaster (now orbit) timer. I replaced a bad solenoid with "the only orbit solenoid that fits the hole" at home depot, the Orbit 57861 13V Now my fuses in the timer immediately ...
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1 answer
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Which valves should I close when blowing out my sprinklers for the winter?

I was thinking of blowing out my own sprinklers this year because it seemed pretty straight forward and I am handy enough to do it. I get the basics: shut off main water, connect air compressor to ...
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2 answers
1k views

Manuel bleed screw won’t turn off sprinkler valve

I had the sprinkler system revised in May 2019. The installers replaced both valves with Lawn Genie 3/4” valves. About 6 months later, I replaced a sprinkler head (1/4 circle to 1/2). I turned on ...
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1 answer
160 views

What size is the fuse on a watermaster/orbit sprinkler timer box? Blinking red

I've got a "watermaster" old sprinkler timer box. Fuse blew, it's got a blinking red light, what replacement fuse can I use? Appears same size as this box: https://www.youtube.com/watch?v=...
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1 answer
32 views

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

The irrigation system that came with our house (looks like a DIY job) has a backflow protector on the main line and all the valves are anti-siphon. The valves are old and some of them leak so we're ...
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Installing a yard hydrant from home water line, do I need a backflow preventer or vacuum breaker?

I'm installing a yard hydrant off my house water line (well water). The hydrant will sometimes be used for garden drip irrigation and so will be open for days or weeks at a time. The drip system ...
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2 answers
3k views

Lawn Sprinkler's water pressure is low in one zone

All my sprinklers worked about a month ago. However, now one of my six zones are not producing enough pressure; all the other zones work just fine. I checked the voltage for this problematic zone ...
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What is this metal piece coming out of my sprinkler system piping?

Between my sprinkler system solenoid valve and indexing valve there is a T connector that adds some sort of metal piece on top of the pipe. I could not find a similar part on any of the sprinkler ...
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3 answers
690 views

How would you repair this broken sprinkler irrigation PVC pipe?

Please see the photo. We had a (plastic!) stake hit this (red circle). There doesn't appear to be any leaking from the red circle. Unfortunately, there is quite a bit of spray from the bottom of the ...
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3 votes
1 answer
798 views

How does everyone set up sprinkler timer with residential outdoor faucets?

I am trying to set up a timed sprinkler system. Everything mechanically works out. However, I noticed cautions such as the following. If we cannot keep the outdoor faucets on, there seems to be not ...
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3 votes
3 answers
3k views

Can I connect two soaker hoses with a normal garden hose in between?

I recently bought this soaker hose kit for a couple of garden beds. In one section of the garden I have two beds with space in between. Is it possible to connect two stretches of soaker hose with a ...
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Looking for advice on sprinkler system anti-siphon valve placement

I'm looking to install my own sprinkler system in my backyard and I'd love some advice. Here is a picture of what I'm trying to do, a picture of a water valve (to be replaced by a T and a shut off ...
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1 vote
1 answer
2k views

Sprinkler Anti Siphon valve is leaking from cap

Tonight after I manually turned on one of my sprinkler zones for few minutes and after it was done I noticed that water was continuously leaking from the underneath the cap of the anti siphon valve. I ...
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1 answer
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helping with sprinkler conundrum

I would like some suggestions on how to solve this issue. My end goal is to add a zone for my garden area. Below is my rough drawing. I'm trying to avoid having to dig from my current manifold box to ...
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2 votes
2 answers
171 views

How to install this ball valve

The ball valve for the sprinkler system cracked over the winter. I managed to remove the old one that was broken but can't figure out how to install the brand new one. When I turn it clockwise it ...
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4 answers
429 views

Why is my lawn sprinkler system timer on but not operating the valves?

My lawn sprinkler system was working perfectly last summer. When I went to turn it on this summer, I've noticed that the timer isn't working. Well, it is but it isn't. The timer's display is ...
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2 answers
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Is it safe to purge water out of sprinkler system using the garden hose water valve?

Hi I have a few questions. 1) The pic below is of the outdoor water pipe in my backyard. Inside the basement is a shutoff valve for the outdoor water supply. The red tap is another shutoff for the ...
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-2 votes
2 answers
630 views

Removing lawn sprinkler pressure vaccuum breaker

My lawn sprinkler pressure vacuum breaker cracked over winter so I'm trying to replace it. There are threaded part's of piping and what seems like welded parts. All of the piping is metal and no ...
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3 votes
2 answers
1k views

New Sprinkler Installation - Rototill/Level Before or After? Any other "Pre-Sprinkler" Preparation?

I have a (mostly) dirt and weeds backyard to which I am planning to add sprinkling and new sod next month. However, my locality requires (and I agree since the soil is poor) that I rototill in compost ...
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1 answer
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Water usage when some sprinkler heads are capped off

I have removed several sprinkler heads. Does this reduce the amount of water used or do I need to reduce the time in that zone?
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1 answer
338 views

I can only water lawn by manually opening the bleed screw

My sprinklers in one zone won't go on unless I open the bleed screw. I replaced the whole valve and yet still, in that one zone, I can only water the lawn by opening the bleed screw instead of it ...
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2 answers
821 views

Will changing 1/2" PEX from Main Line to 3/4" PEX increase flow to Sprinkler Heads

Not sure the question reflects my question properly, but let me try and clarify: Under my house (crawl space), I see where the 3/4" (cold) water line splits off into 3 directions to my outdoor water ...
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1 vote
1 answer
58 views

Well pump only works with on/off switch not control box

My well pump is setup with an on/off switch that works fine as well as a control box that should be turning it on when activated. Now it just makes a clicking sound and nothing happens. I am ...
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1 answer
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Is there an option to replace the vacuum seal in the main valve of a sprinkler system?

I tried blowing out my sprinkler system and the pressure blew right though the top. I unscrewed the top dome and found that the metal seal with a rubber seal had worn away, there was a thin piece of ...
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1 vote
2 answers
282 views

Is my irrigation system winterized properly?

I had a sprinkler specialist come over today to winterize my sprinkler system. I live in northwestern oregon (portland) and I'm trying to figure out if he properly winterized the system or if I need ...
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  • 111
0 votes
1 answer
37 views

Does adjusting the body of a irrigation sprinkler to orient one side of the sweep cause a leak at the sprinkler unit?

Some irrigation sprinklers say to orient the sprinkler body in such a way as to set one side of the sweep, rotating the sprinkler body if that edge of spray is out of line (Example Video). This ...
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3 answers
75 views

Drip water system low pressure

I've been struggling getting a simple drip water system running. I don't think the specific brand matter, but I'm using Rain Drip components from Lowe's. I have 10 rose planters I'm trying to ...
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