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Q: There isn't enough water pressure from the heater.
Q: Water is dripping from the relief valve on the outlet of the heater.
Q: What is a condensing heater?
Q: Can your heaters be used as pool heaters?
Q: Can I use Noritz heaters for heating and domestic hot water?
Q: Can a Noritz heater be used with a solar preheat system?
Q: Why won't the heater turn on?
Q: My heater shuts off while I am in the shower or using the sink in the kitchen, why? There are no error codes on my remote.
Q: Why does it take so long for the hot water to get to the fixture?
Q: Why does my heater keep making noise, even when there is no water running?
Q: My unit is rumbling when it’s trying to fire.
Q: Why does my water heater turn on momentarily sometimes when no one is using hot water or when someone flushes the toilet?
Q: Why do I get very little pressure at my fixtures when I turn on the hot?
Q: I recently had my tankless unit installed, why don’t I get hot water at all my fixtures?
Q: Why are the side clearances larger for the new stainless steel models?
Q: What are the clearances to combustible and non-combustible material from the heater?
Q: What are the clearances to combustibles when using N-Vent?
Q: What is the minimum ground clearance for an OD unit?
Q: What is the amp draw?
Q: Is a battery back-up supply recommended with your units?
Q: Will I need to increase my gas line size?
Q: Can I use my old 1/2" gas line from my old tank water heater installation?
Q: Can the gas type of my heater be converted (NG to LPG or LPG to NG)?
Q: Why should I buy from Noritz and not Rinnai, Takagi, Bosch, Etc?
Q: Do you sell any electric tankless heaters?
Q: What is the estimated lifespan of a Noritz heater?
Q: What does the term “temperature rise” mean?
Q: For a multi-system application is one heater firing all the time?
Q: What constitutes a qualified installer?
Q: Can the heaters be painted?
Q: Will accessory A work with unit B? (example recess box for 69 series with 751 series heater)
Q: How does the tankless unit provide hot water without a storage tank?
Q: Can I purchase a unit directly through Noritz?
Q: What is a btu/h and what does it mean?
Q: What does power installer on the Procard website mean?
Q: What is the difference between ASME and non-ASME heaters?
Q: Can I install a tankless heater if I live in a cold climate area?
Q: Can I install my heater in the attic or crawl space?
Q: Can I install a heater if I’m at high elevation?
Q: Can a commercial grade heater be installed in a residential application?
Q: Can I use PEX piping for my domestic hot water service?
Q: What do I use to run the drip line for the condensation T?
Q: Can I install my heater in a manufactured/mobile home?
Q: Can I install my heater in a closet/cabinet?
Q: Do I need an ASME heater for my restaurant?
Q: What maintenance is recommended?
Q: What size pump should I use on my recirculation system?
Q: Is the 8-10 gallon storage tank necessary for a recirculation system?
Q: Can I adjust the temperature on a heater without a remote?
Q: Can I install my remote control thermostat outdoors next to my heater?
Q: How do I install a remote?
Q: Why can’t I raise the temperature above 120°F?
Q: How can I extend the distance of my remote from the unit?
Q: How much money can I save with a tankless (compared to a storage tank)?
Q: Can I vent through my chimney?
Q: Is a horizontal section required for all vent runs that terminate vertically?
Q: Can I use the Noritz VT4-TS or VT4-TL termination for vertical termination?
Q: How far should combustible material be spaced from venting?
Q: What is the warranty on Noritz heaters?
Q: What is water hardness?
Q: What should I do to treat hard water?
Q: How do I flush the heat exchanger?
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