sometimes my hydroforce sprayer fills up w water..

Papa John

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John Stewart
when I connect the solution line. It doesn't happen all the time.. any ideas on what could be causing this?
 

CanadianRuss

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Russ Teskey
Possible clogged injector valve
image.jpeg
 

Mikey P

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your spring (j) in the Dema (h), is stuck, shrunk and or broken

and or the O ring (o) is worn out and letting water by.


Ray has rebuild kits.
 
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Lee Stockwell
In the chemical pick up hose connection there is a check valve. A ball and a spring.

If the ball doesn't seat correctly water will flow into the jug.
 
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Papa John

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Thanks everyone-- I'll get a rebuild kit-- I forgot about those and haven't changes one in years.
Dementia has arrived and I didn't even notice.
 
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Mark Saiger

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I never have luck with the rebuild kit....might be too challenged... So I just replace the entire Dema valve.

Carry a new adjustable version in each van and about once a year to 3 years if super lucky replace them....

Then get another one on order for the repair kit...
 

SamIam

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sam miller
Also the actual metal piece where the draw hose connects and has all the parts in it you'll be replacing needs tightening, if it turns by hand its to loose. but ya rebuild kit.
 

Mark Saiger

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Before replacing the Dema, do check the filter coming into the unit and on ours we have one at the end of the wand by the jet... Check and clean first
 

SamIam

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sam miller
mark you have to replace part lettered G to that helps alot when it still doesnt work else where.
 

D Luke

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Derek
I switched to a Hydro-Force from a pump up this past spring and will never go back.

I was going to buy some back up parts and kits to have on hand, but they are so expensive it is much more cost effective to just buy the cheapest complete model and scab parts as you need them.
 

jcooper

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Jerry Cooper
I was going to buy some back up parts and kits to have on hand, but they are so expensive it is much more cost effective to just buy the cheapest complete model and scab parts as you need them.

There is aftermarket dema valves, half the 75 bucks the local disty(flogger) wants.
 

Lyman

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If the problem happens now and again, a small piece of undiluted powder is stuck under the ball letting water go into jug when not keying the handle.
 
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mirf

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David Mirfin
Using a liquid prespray will help them last longer and I get a more even solution spray
 
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