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Posted by on May 29, 2007, 5:57 pm
> On 29 May 2007 14:36:27 -0700, trad...@optonline.net wrote:
>
>
>
>
>
> >> On 29 May 2007 13:50:21 -0700, linq...@hotmail.com wrote:
>
> >> >Hi,
> >> > My lawn has a dry spot and I think it is because the pressure to the
> >> >water is too high, I see a lot water actually sprayed outside the
> >> >lawn. So yesterday I did a "fix", after pull up the head, I see there
> >> >is a little screw on the top, I tried unscrew it, not totally, just
> >> >want to make it loose. Really I did not know I make it or not because
> >> >it is so tight, all I see is the whole head is turned with my
> >> >screwdriver together.
>
> >> > The problem is when I tested it, it did not work as I expected: it
> >> >is a 90 degree head, but the water come out 360 degree now!
>
> >> > Do you know what might be the problem?
>
> >> >Thanks.
>
> >> Sounds like the sprinkler head is a 0-360 degree type head. Turn the
> >> head back down to close/tighten the pattern to 90. If adjusting the
> >> screw, be sure to hold the sprinkler head to avoid changing the
> >> pattern. (mine are Hunter brand).
>
> >> A fixed pattern head, is that. A 90 want spray 360.
>
> >The sprinkler likely has 3 ways to control it. One is a screw setting
> >with a + and - arrow, usually at a slit covered by the rubber top.
> >Turning that controls where it stops on one part of the sweep, usually
> >the left. You control the right stop by turning the whol sprinkler
> >head. The second control is a set screw at the top of the nozzle.
> >This controls the distance the water goes. The third control is the
> >size of the nozzle, which can usually be changed to support a wide
> >range of flow rates.
>
> >It sounds like you adjusted the arc setting, instead of adjusting the
> >distance. Also be aware that different sprinklers use different types
> >of screw heads to adjust, ie screwdriver, allen, fancy key, etc.
> >Though I think most can be done with allen and small screwdriver.
>
> Mine are stationary pop up type, not the ones that flap back and forth
> (name?) Is this what you mean? Given the OP stated he pulled the head
> up and adjusted a screw.
>
> --
> Oren
>
Re-reading the question, it's not clear to me what kind of head he
has. First pass I thought it was a rotor type, which is what I based
my answer on. I thought he screwed with the arc setting. But you
may be right, he may have some type of fixed head.
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