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Hot water stops sometimes while showering. Noticed it when
Noticed it when we moved in rental house six months ago. It is less frequent when the shower is relatively hot (almost uncomfortable). I know about the minimum flow requirement so I did a test of running hot water in a low flow rate elsewhere in the house and the hot water did not stop. The shower has a mixing valve rather than separate hot and cold water valves. Is it possible to set a lower flow rate cutoff to allow a somewhat cooler shower? … read more
Theplumber717
Theplumber717
Plumber, Hvac Tech
Vocational, Technical or Trade Scho
656 satisfied customers
I have a Rinnai model 2520, with remotes, MC 454US and BC
I have a Rinnai model 2520, with remotes, MC 454US and BC 454US - I have have water(and cold) for my bath and kitchen upstairs BUT, have cold water in my downstairs bath and shower. I have great water… read more
Brian Weeks
Brian Weeks
84 satisfied customers
Smell gas. Water not getting hot, I'm out of town. My wife
I'm out of town. My wife just called me. Had gas lines moved Sunday & the technician cut off the gas. He turned it back on and the water was getting hot. I showered Monday morning no problem. My wife showered this morning no problem. No she goes to take a bath tonight & no hot water, The heater justs beeps and she smells gas … read more
WCohn
WCohn
Journeyman Plumber
1,905 satisfied customers
Quick question... We have a rinnai tankless hot water heater
Quick question... We have a rinnai tankless hot water heater that runs on propane. We recently flushed the system with vinegar thru the lines and we also cleaned the small filter on the bottom of the … read more
Tyler Redinger
Tyler Redinger
Vocational, Technical or Trade School
7 satisfied customers
We have a Rinnai RL 94 Tankless Hot Water Heater. A Grundfos
We have a Rinnai RL 94 Tankless Hot Water Heater. A Grundfos Circulation Pump Type ups 26 99FE 115v is wired directly to the Rinnai. Our problem is that sometime we have hot water at all bathroom show… read more
Mike R.
Mike R.
3,080 satisfied customers
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
Rick
Rick
Supervisor
25,177 satisfied customers
6 unit apartment. Dishwasher in each. No laundry except 1 75
6 unit apartment. Dishwasher in each. No laundry except 1 75 gal wtr htr died. Put in 10gpm rinnai tankless. Will this be enough? If I upsiZe basement pipes from half to 3/4 will it help....or do I ne… read more
qwasert
qwasert
Residential Journeyman Plumber
Vocational, Technical or Trade Scho
543 satisfied customers
We had a Rinnai R75 indoor tankless water heater installed
We had a Rinnai R75 indoor tankless water heater installed in April, and it's run flawlessly until yesterday. Now it consistently shuts down with an error "10", but only when the shower is run. I can … read more
Mike R.
Mike R.
3,080 satisfied customers
Hi We have a Rinnai Infinity 18 installed at our bed and breakfast.
Hi We have a Rinnai Infinity 18 installed at our bed and breakfast. It currently services two showers and two hand basins. We do get fluctuations in water temp when all systems are running. I have jus… read more
Mike R.
Mike R.
3,080 satisfied customers
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
Rick
Rick
Supervisor
25,177 satisfied customers
I have a fairly new Rinnai R 53 tankless hot water heater,
I have a fairly new Rinnai R 53 tankless hot water heater, I had it put in 2007 when I bought the house.its a ver small house with one tiny bath room. I have been working on the following issue for a … read more
Plumbing Pro
Plumbing Pro
Licensed Plumbing Contarctor
Vocational, Technical or Trade Scho
1,279 satisfied customers
have a rinnai infinity controller with a rinnai 24 water heater,
have a rinnai infinity controller with a rinnai 24 water heater, family of five dont have long showers water temp is set at 55 to me it is not hot at all i would class it as tepid and as for the gas u… read more
Plumbing Pro
Plumbing Pro
Licensed Plumbing Contarctor
Vocational, Technical or Trade Scho
1,279 satisfied customers
Hi I have a Rinnai infinity24 hot water system. Over the last
Hi I have a Rinnai infinity24 hot water system. Over the last couple of weeks the water temperature in the showers and the bath has been very low. It is barely lukewarm. The water coming into the laun… read more
Plumbing Pro
Plumbing Pro
Licensed Plumbing Contarctor
Vocational, Technical or Trade Scho
1,279 satisfied customers
Hi! We have a three bedroom, two bath, 2000sq ft single story
Hi! We have a three bedroom, two bath, 2000sq ft single story home. We had an external Rinnai tankless heater installed around 3 years ago. The last few days it takes FOREVER to get hot water to the t… read more
PitschPlumbing
PitschPlumbing
Certified Plumbing Contractor
Master Plumber
371 satisfied customers
We have a tankless R85 Rinnai water heater. We love it. However,
We have a tankless R85 Rinnai water heater. We love it. However, it seems that the heater shuts off if the water flow isn't high. Is there any way we can adjust it so that the heater keeps heating eve… read more
Mark
Mark
Foreman
Vocational, Technical or Trade Scho
I have installed a new shower faucet in the bath room upstairs.
I have installed a new shower faucet in the bath room upstairs. A plumber did this. I also had another plumber can and istall an new tankless water tank to replace the 2 regular gas hot water tanks. T… read more
Mark
Mark
Foreman
Vocational, Technical or Trade Scho
WHEN I TURN ON MY SHOWER, IT GETS HOT AFTER 2 MINS, STAYS THAT
WHEN I TURN ON MY SHOWER, IT GETS HOT AFTER 2 MINS, STAYS THAT WAY FOR ABOUT3 MINS, THEN GOES COLD FOR 7 OR MORE MINS, THEN GETS HOT AGAIN. THIS IS REPEATED THE ENTIRE TIME THE WATER IS RUNNING, HOT C… read more
BigDave
BigDave
Service Technician
High School or GED
113 satisfied customers
new remodel upstairs about three years ago.... two sinks, separate
new remodel upstairs about three years ago.... two sinks, separate shower, separate bath. Yesterday while drawing a bath I was shaving in one of the sinks with the hot water on, lost water pressure in… read more
Rick
Rick
Supervisor
25,177 satisfied customers
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