If you own an Ariston water heater that has been used for several years and are experiencing an error of not heating water, here are 5 reasons why the Ariston water heater is not heating and detailed solutions that you can refer to:
Ariston is a brand water heater The most famous on the market today. Products Ariston water heater Both directly and indirectly are always within the reach of consumers’ choices. On the market today, Ariston Aures Top 4.5p, Ariston Aures premium 4.5p with pump and without pump, Ariston Aures premium+ 4.5p with pump and without pump, Ariston Aures easy 4.5p, Ariston Aures easy 3.5,… are the most prominent new models of 2022 that are attracting attention from consumers besides outstanding old models from previous years such as: Ariston Andris2 Top Wifi, Ariston Andris2 Lux-D, Ariston Andris2 RS, Ariston Andris2 RS-MT,…
During use, it is inevitable that the old Ariston water heater will encounter problems that suddenly stop heating. Know the causes and solutions Ariston water heater not hot With these details, you will easily fix small errors yourself at home, saving time and avoiding unjust loss of money when calling a repairman too early:
1. Power source is lost, Ariston water heater does not have power
One of the first things to check when water heater Your Ariston is not hot due to the power source. If Ariston hot and cold shower tank Without receiving input power, the water heater cannot heat water. To fix this, you need to check the following locations:
- Check to see if the ELCB anti-shock unit of the water heater is detached. The machine’s ELCB will automatically cut off the power to the water heater when an earth leak is detected. If the ELCB set comes off, you should call a technician to repair it to ensure safety.
- Use an electrical tester to check whether there is input voltage at the plug. If there is no electricity in those two locations, replace them.
- Is the power cord damaged or bitten by mice? In that case, replace the cable with a new one immediately.

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Using the Ariston water heater too often during the day and turning it off and on too many times over a long period of time can also cause damage to the heat sensor or heating rod. This is a common and common cause in the indirect water heater Ariston.
When you suspect that the Ariston water heater is not heating due to this reason, the first thing to do is to disconnect the input power and temporarily stop using the water heater for about an hour and then turn the power back on. If the water is still not hot, you need to contact the manufacturer, repairman or place of sale for warranty and repair.
Note: You absolutely do not open or repair the water heater without a plan. Because that will bring high risks to you.
3. The water pressure at the residence is too strong
In places where the water pressure is too strong, especially in apartments, the resistance bar of the Ariston water heater not heating can also be a reason why the water is not heated. This is a common error in the direct water heater.
In this case, you must adjust the water volume to increase the pressure so that the Ariston water heater has enough water pressure to heat the water.

4. The heating rod of the Ariston water heater is broken
A broken burner on an Ariston water heater is the most common cause of a water heater not heating. A broken heating element can be caused by a short circuit in the water heater, consuming too much power, or because the power supply is not working properly.
The only and most optimal solution is to replace the heating rod tip. During the replacement process, you need to choose a good burner that is suitable for the water heater you are using.
5. Ariston water heater does not heat because the thermal relay is broken
One of the main functions of a relay is thermal stabilization. When the temperature in the Ariston water heater reaches the set level, the thermal relay automatically cuts off power to the heating rod. When the temperature drops, the thermal relay supplies power to the heating rod again. If unfortunately the relay in your device is broken, the power supply to the heating rod will be cut off automatically. This also causes the water heater to have no hot water.
The only fix for a broken thermal relay is to replace it with a new one.

Above are 5 reasons why Ariston water heaters do not heat and detailed solutions that you can refer to. Websosanh.vn hopes the above article will bring you useful information. If the cost of repairing an Ariston water heater that won’t heat up is too expensive, you can consider upgrading to the new shower tank product mentioned at the beginning of the article. Don’t forget buy a water heater Shop at reputable places to experience the best product quality!
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