Maybe you’re facing some issues with your Stiebel Eltron water heater and after studying you found resetting can be an option to fix the issue. You’re to do it but now you don’t know where the Stiebel Eltron water heater reset button is located.
The placement of the reset button on water heaters can vary across different models.
- For Stiebel Eltron Mini™ models, the safety thermal reset button is situated between the wiring block and the water connection pipe.
- On Stiebel Eltron DHC models, the reset buttons are positioned along the top right side of the heating vessel.
- The safety thermal reset buttons for Tempra® and DHC-E models can be found on top of each copper heating vessel.
I think you’re already 50% clear and if you’re a professional you may start working right away. But most of our audiences need further guidance to fulfill their additional task. Don’t worry, in this article, I’ve discussed everything including the resetting process.
So, keep on reading till the end.
Table of Contents
The Function Of The Stiebel Eltron Reset Button
The reset button serves as a safety feature designed to protect the water heater from potential malfunctions or unsafe conditions. If your water heater experiences an issue or encounters a problem that could affect its operation, the reset button can be pressed to restore normal functionality.

The Stiebel Eltron reset button serves a crucial function in the operation of the water heater. Here are the main purposes and functions of the reset button:
1. Overheating Protection
The reset button acts as a safety feature to protect the water heater from overheating. If the temperature inside the unit rises abnormally high, the reset button will trip or activate, shutting off the power supply to the heating elements. This prevents the water heater from reaching dangerous temperatures that could potentially lead to malfunctions or even safety hazards.
2. Electrical Fault Recovery
In the event of an electrical fault or power surge, the reset button can help restore normal operation. If the electrical components of the water heater experience a disruption or malfunction, pressing the reset button can help reset the system and attempt to rectify the issue.
This can be particularly useful in cases where the water heater may have shut down or stopped working due to an electrical problem.
3. Troubleshooting And Resetting
The reset button serves as a troubleshooting tool for addressing certain operational issues with the water heater. If the Stiebel water heater stops producing hot water or exhibits irregular behavior, pressing the reset button can help reset the internal components and restore proper functionality.
This allows users to attempt a simple solution before seeking further assistance or a professional repair.
Stiebel Eltron Water Heater Reset Button: The Appearance And Location
In this segment, you’ll learn about the reset button appearances and locations for different Stiebel Eltron water heater models. So, let’s check it.
i. Tempra® and DHC-E Models
In Tempra® and most of the DHC-E models, you’ll find the safety thermal reset buttons on top of each copper heating vessel. These buttons are typically small and may be red or gray.
However, in some DHC-E models, the button is white and they are known as the AE3 reset switch.
Pressing these buttons helps reset the high-limit switch and restores the normal function of the water heater.
ii. Stiebel Eltron DHC Water Heater Reset Button
For DHC models, the reset buttons are situated along the top right side of the heating vessel. Similar to the Tempra® and DHC-E models, these buttons serve the same purpose and can be either red or gray. By pressing these buttons, the high-limit switch can be reset, allowing the water heater to operate efficiently once again.
iii. Stiebel Eltron Mini Tank water heater reset button
In Mini™ models, the safety thermal reset button is located between the wiring block and the water connection pipe. It is a round, flat, black button. Pressing this button serves as a reset action for the high-limit switch, enabling the water heater to function properly.
It is essential to locate and correctly identify the reset button based on the specific model of your water heater to effectively reset the high-limit switch and resolve any issues with lukewarm water. Always follow the manufacturer’s instructions and guidelines for a safe and successful reset procedure.
How To Reset Stiebel Eltron Water Heater [Tempura or Tempura Plus]
Now if you’re thinking resetting the water heater is a tough task then you’re wrong. It will take you less than 5 minutes to do it and you won’t need anything special to do it.
To reset a Tempura or Tempura Plus water heater follow these steps carefully:
Step 1: Ensure Your Safety
Start by turning off and locking out all circuit breakers connected to the water heater. This prevents accidental activation while performing the reset.
Step 2: Access The Unit
Now, locate the screw on the right side of the water heater unit and remove it. Open the unit to get access to the internal components.

Step 3: Find The Thermal Safety Resets
Look for thermal safety resets. Are you confused about where the Stiebel Eltron water heater reset button is?
Well, the Stieble Eltron water heater reset buttons are located on the top of each copper heating vessel inside the unit (On the Tempura or Tempura Plus Model). For a better understanding check the below image.

Step 4: Choose A Non-Conductive Tool
To reset the high-limit switch, you will need a non-conductive device to avoid danger. A Phillips screwdriver or a pencil with an eraser can serve as suitable options. Make sure the tool is insulated to prevent electrical shock.
Step 5: Reset The Switches
Using the non-conductive tool, press the reset button on each thermal safety reset. If the button clicks when depressed, it means it has been successfully reset.

Step 6: Secure The Unit And Restore The Power
After resetting is done there are a few more tasks. Now it’s time to secure the unit. Close the cover of the water heater unit and reinstall the screw to secure it in place. Now, remove the circuit breaker locks and turn on all circuit breakers connected to the water heater.
The reset process is now complete. Your Tempura or Tempura Plus, and MegaBoost water heater should be ready to provide hot water again.
Exception Case:
Though I’ve mentioned that this procedure is for the Tempra® and DHC-E Models in some cases there are exceptions. Well, the first thing is the reset button. In some DHC-E (Trend and Plus) models the reset button is known as the AE3 safety switch and unlike the regular Tempura model the button comes in white color.
However, the reset procedure is the same. Press the white reset button of the AE3 safety switch firmly until you hear a click and it securely locks into place.
How To Reset Stiebel Eltron SH 15 SL
The resetting process of this model is also quite simple like the previous one. But one thing that may bother you is finding the reset button. Unline the Tempura models here the reset button isn’t easily visible, You’ll find it after uncovering (at the right bottom side, being the wings)
Let’s see how to do it-
Step 1: First, turn off the water heater, unscrew it, and open the cover.
Step 2: Now locate the reset button. The button is small and red. Follow the below images.
Guide: First locate the component shown in the first image. Then check behind it and you’ll find the reset button.
Step 3: Now press the reset button using a finger or using any pencil.
Step 4: The reset is done. It’s time to re-screw it, secure the cover, and turn on the heater again.
How To Reset The Stiebel Eltron Mini-E Model Water Heater
The resetting process for the Mini™-E models is also quite straightforward. Below, let’s learn how to do it.
Step 1: First, turn off and lock all circuit breakers associated with the water heater. It’ll ensure your safety.
Step 2: Now remove the appliance cover of the water heater. To remove it you’ll have to unscrew 2 screws. Use a screwdriver to do it. For more detail check the image below.

Step 3: Now find the reset button. It is a round flat button that is generally located near the flow sensor button.

Step 4: Press the reset button and the heater will reset.
Step 5: Again use a screwdriver and attach the appliance cover and turn on the breaker.
You can follow the same procedure for resetting the following Stiebel Eltron water heater models.
- MINI™-E 6-2
- MINI™-E 2-1
- MINI™-E 2.5-1
- MINI™-E 3-1
- MINI™-E 3.5-1
- MINI™-E 4-2
How To Reset The Stiebel Eltron PSH Models
Resetting the PSH models is kind of similar to resetting the SH 15 SL model. Let’s understand how to reset the PSH model.
Step 1: As the regular rule disconnect the circuit breakers to avoid any electric hazard.
Step 2: Take a screwdriver and unscrew the bottom cover of the heater.
Step 3: Now you’ll have to locate the thermal cut-out or the reset key. You’ll find it near the thermal fuse, a small round button. For more check the below image.

Step 4: Now Push the button firmly and you’ll hear a click indicating that it has locked firmly in its place.
Step 5: Now the reset is done. It’s time to screw the cover and set the cover again. Turn on the circuit breakers and the process is complete.
NB: This process is applicable for both PSH 20 Plus and PSH 30 Plus wall-mount water heaters.
How To Reset The DHC Models And Mini™ Models?
More or less the resetting process of these models is almost the same. Well, the only thing you need to do is to find the reset/high-limit switches.
As I’ve already mentioned, the high-limit switch on the Mini™ models is between the wiring block and the water connection pipe. Locate it and press it.
And for the DHC models the top right side of the heating vessel. Just press on it and it’ll automatically reset.
NB: If you’re completely new to mechanical tasks then I would suggest don’t try it as for every model you’ll have to maintain some general procedures such as turning on/off circuit breakers, unscrewing and re-screwing the cover, etc. For a newbie, it can be difficult and one wrong step can be hazardous for the user and a threat to the heater.
FAQs:
Is there a reset button on my electric water heater?
Yes, most of the water heaters come with a reset button. The reset button is typically located near the thermostat or heating element access panel. However, according to models and brands, it can vary.
Why did the reset button on my Stiebel Eltron water heater trip?
The reset button may trip if the water heater experiences overheating due to issues like a malfunctioning thermostat or heating element, loose wiring, and others. It serves as a safety feature to prevent potential damage or hazards.
When should I press the reset button on my Stiebel Eltron water heater?
The reset button should be pressed when there is an issue with the water heater’s operation. For example, overheating or electrical faults. Resetting the button can help restore normal functionality.
Final Words
I hope you’re clear about the topic – Stiebel Eltron water heater reset button.
As you’ve seen the reset button for different Stiebel Eltron is situated in different places. So, it’s important to locate and correctly identify the reset button based on the specific model to effectively reset the high-limit switch and resolve any issues.
It’s always recommended to follow the manufacturer’s instructions and guidelines for a safe and successful reset procedure.
Now before you leave give a check to our other article on Stiebel Eltron water heater keeps tripping.