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My Rinnai B16 water heater comes on, on demand, but then
My Rinnai B16 water heater comes on , on demand, but then turns itself off in 5-10 seconds. Is there something I can try to stop it from turning itself off? … read more
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We have been having an issue for several months now. We have
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I've got two Rinnai R94LS tankless water heaters installed in parallel. I flushed the first tank with vinegar successfully. The second tank will not permit the fresh vinegar to be pumped in when I iso… read more
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Rinnai tankless heater runs out of hot water drawing a bath.
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I have a rinnai R94LS tankless water heater, it's 10 years
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We just bought a 4 year old house. Has a RINNAI R94LS gas
we just bought a 4 year old house. Has a RINNAI R94LS gas water heater. 1) Is 120 degrees the max possible? 2) It is in garage shower is the shortest run about 2 min before water is hot - is this norm… read more
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Our Rinnai R94LS has always provided hot water shortly after
Our Rinnai R94LS has always provided hot water shortly after turning on the tap. That has changed recently as we now have to wait quite a while for the hot water to start. Additionally, once the hot w… read more
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Quick question... We have a rinnai tankless hot water heater
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2 of my 3 "doorbells" stopped initiating the Rinnai. I have
2 of my 3 "doorbells" stopped initiating the Rinnai. I have replaced the batteries and it has not helped as I had hoped. The unit is 2 years old. Ideas or suggestions. Thanks Michael… read more
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I have a kohler 10 jet body spa in gold and when i hit the
i have a kohler 10 jet body spa in gold and when i hit the power button it makes a noise but the pump does not turn on the noise is like a winding then it stops after 3 seconds until i push the button… read more
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My Rinnai R94LS that is about 7 years old. We had temperatures in single digits last nigh
My Rinnai R94LS that is about 7 years old. We had temperatures in single digits last night. We have cold water this morning but no hot water. We suspect that the pipes to/or from the Rinnai are frozen… read more
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Hello Phil. I just caught up on an old email thread on which
Hello Phil. I just caught up on an old email thread on which you contributed. http://www.justanswer.com/plumbing/79ju6-rinnai-tankless-water-heater-r75ls-actually-two.html I seem to have the same prob… read more
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I have a rinnai rc 80 on demand water heater. When having a
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My shower starts out hot but then after 4-5 minutes goes cold,
My shower starts out hot but then after 4-5 minutes goes cold, then 4-5 minutes later gets hot again. Had this problem 4 years ago and I put in a new shower head and it worked. Now it is back. It does… read more
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i purchased a rinnai direct vent tankless water heater for
i purchased a rinnai direct vent tankless water heater for my cottage . we use the heater during the summer season april through september and usually weekends only . i see that there is a flushing pr… read more
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Sometimes when taking a shower, i get cooler water if not cold
Sometimes when taking a shower, i get cooler water if not cold water for a moment or two, then water temperature is ok again. Is there some maintenance I need to do to the water heater to prevent this… read more
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