Tankless Water Heater Problems In Cold Weather

Rheem rtg 64xln tankless water heater.

Tankless water heater problems in cold weather.

For most tankless water heaters the display with present an error code to inform you that your air supply or exhaust is blocked. Many manufacturers build the gas tankless units to provide freeze protection to accommodate sub zero temperatures. Rinnai rl75en natural gas tankless water heater. In a cold climate the first consideration is to size tankless units properly says linda cahill vice president of tankless concepts in falls church virginia which sells and installs rinnai and navien products.

An improperly sized gas line as mentioned above. Cold weather can be a problem for tankless water heaters. This is a problem rarely seen in traditional tank style water heaters but one you can avoid with regular water heater maintenance. The temperature is set too high.

A rinnai certified contractor or approved plumber will follow. Why the tankless water heater s size matters. In winter when the incoming water temperature is colder the tankless unit can t heat as much hot water she says. Tankless water heaters use a condenser that pre heats the water so it doesn t take as long for the water to reach the pre set temperatures for hot water flow.

The first things you should. Rinnai rl94ip propane tankless water heater. Another problem that tankless water heaters can run into is that of a cold water sandwich a plumbing term given to sudden temperature fluctuations when your tankless water heater produces hot and cold water intermittently. At a rate of approximately 1 6 gallons per minute the water reaches the temperature set by the home owners.

So when the ground water gets colder in winter the electric tankless water heater may not give you the endless hot water you re expecting. This can be caused by. Water is not hot. In addition the pipes into the tankless water heater must be heat traced and insulated to protect them from freezing.

A rinnai tankless water heater features built in freeze protection so it will remain in operation in temperatures as low as 30. If you live in a cold climate like massachusetts and are looking for a tankless water heater go gas. This is a large power propane tankless water heater the flow rate of it reaches as high as 9 8. Water is too hot.

Though it is true that most electric tankless heaters do not perform well in cold weather many natural gas tankless systems do. In order to use this feature you must have both power and gas run to the unit. No hot water is one of the most common problems in water heating systems. They often require additional attention in order to prevent them from experiencing weather related problems such as freezing.

Best tankless hot water heaters for cold climates. Reduce the temperature to avoid the problem with the scalding hot.