There could be several reasons why the new tankless water heater is not producing hot water. It could be due to a lack of power or gas supply, a malfunctioning heating element, a blockage in the water flow, or an issue with the thermostat. It is recommended to check these potential issues and consult the manufacturer's manual for troubleshooting steps or contact a professional plumber for assistance. **

While it is extremely rare, a tankless water heater can potentially explode if there is a malfunction or a buildup of pressure within the unit. However, modern tankless water heaters are equipped with safety features such as pressure relief valves to prevent such incidents. It is important to properly maintain and service your tankless water heater to reduce the risk of any potential issues. **

A tankless water heater is a type of water heater that heats water on demand, rather than storing hot water in a tank. When hot water is needed, cold water flows through the unit and is heated by a heat source, such as a gas burner or electric element. Tankless water heaters are more energy-efficient than traditional tank water heaters because they only heat water when it is needed, reducing standby heat loss. They also provide a continuous supply of hot water, as they are not limited by the size of a tank. **

Tankless water heaters are not inherently dangerous, but like any appliance, they can pose risks if not properly installed or maintained. If installed incorrectly, there is a risk of gas leaks or carbon monoxide poisoning. Additionally, if the unit is not properly maintained, there is a risk of overheating or electrical malfunctions. However, with proper installation and regular maintenance, tankless water heaters can be a safe and efficient option for providing hot water in a home. **

Switching to a tankless water heater can result in significant electricity savings compared to traditional water heaters. Tankless water heaters only heat water as it is needed, eliminating standby energy losses associated with keeping a large tank of water hot. On average, households can save anywhere from 8% to 34% on their water heating energy costs by using a tankless water heater. The exact amount of savings will depend on factors such as household size, hot water usage patterns, and energy efficiency of the unit. **

The humming sound from your new tankless water heater could be caused by a few different factors. It is common for tankless water heaters to produce a humming noise during operation, especially when the water flow is high. This could be due to the flow of water through the heating elements or the movement of internal components. Additionally, the humming could be caused by the gas burner or the fan motor. If the humming is persistent and bothersome, it is best to have a professional technician inspect the unit to ensure everything is functioning properly. **

A tankless water heater consumes energy to heat water on demand, rather than storing hot water in a tank. The energy consumption of a tankless water heater depends on factors such as the flow rate of hot water needed, the temperature of the incoming water, and the efficiency of the unit. Generally, tankless water heaters are more energy-efficient than traditional tank water heaters because they only heat water when it is needed, reducing standby energy losses. **

Yes, a tankless water heater can burn out if it is not properly maintained or if it is subjected to excessive use or high water pressure. Over time, the heating elements or other components of the tankless water heater can wear out or fail, leading to a burnout. Regular maintenance and proper installation can help prevent burnouts in tankless water heaters. **