What temperature should I set my tankless water heater to?

You’ll want to shoot for 100-115 degrees Fahrenheit for your water to be heated. If your groundwater temperature is 60 degrees and you want your shower at 110 degrees, that’s going to be a 50-degree rise.

Why does my Rinnai Water Heater turn cold?

Rinnai heater puts out water which fluctuates temperatures from very hot to very cold but will not hold a moderate temperature throughout shower. Turns cold when house demand is low. read more

Why does my navien tankless hot water heater go cold?

Currently when I first turn the water on there is no issue and the water is very hot which is perfect. But with-in 5 minutes it goes cold and stays cold unless I shut the hot water off then back on ag … read more

What causes temperature fluctuations in a tankless water heater?

Other causes of low water pressure that can cause tankless water heater temperature fluctuations include: Improperly designed heating systems. Additional fixtures in the home being opened and closed. Consistent flushing of the toilet(s) in your home.

What to do if your water heater temperature fluctuates?

If your water temperature is consistent with these conditions, assume your problem lies with other variables. Test the water temperature with two shower running. If your temperature fluctuates, you may have an insufficient sized water tank. Don’t disassemble your water heater without expert plumbing experience.

Why do you need a Rinnai tankless water heater?

Rinnai Tankless Water Heaters last up to twice as long, have twice the warranty, and save energy as they only heat water when it is needed. Plus, you never have to worry about running out of hot water with a Rinnai Tankless Water Heater because it keeps heating as long as it is needed.

What type of regular maintenance does a Rinnai tankless water heater require?

There are two types of periodic maintenance that your service technician should perform to keep your Rinnai tankless water heater in top shape. It’s important to note, the time in between necessary maintenance will depend on the water quality in your home. 1. The in-line screen filter should be checked periodically for debris and cleaned.

Why is my tankless water heater not heating?

Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. If venting is not working correctly, it may occur condensation inside the water heater which leads to leakage problems. If condensation is continuing, it might fall the entire system.

Will a tankless water heater really save money?

The main advantage of tankless water heaters is that they are energy efficient and save you money over the long term . A tank-style water heater expends energy around the clock to maintain the temperature of a 40 to 50-gallon water supply so that hot water is ready when it’s needed.