How to reset tankless water heater is crucial for maintaining its optimal performance and ensuring a steady flow of hot water in your home. If you’re facing persistent issues, consider professional tankless water heater installation and repair services from Derks Plumbing.
Common Issues Requiring a Reset
While how to reset tankless water heater is a simple process, certain issues may necessary to restore normal operation. Common scenarios include:
Power Surges: Electrical disturbances can disrupt the system’s functionality, requiring a reset.
Overheating: If the unit detects temperatures exceeding safe limits, it may shut down as a protective measure.
Tankless water heater error codes: Specific malfunctions trigger error codes, indicating the need for troubleshooting and potential resetting.
Blocked Air Supply or Exhaust: If the venting system is obstructed, the unit may shut down as a safety precaution.
Flame or Ignition Failure: Issues with the gas supply or ignition system may prevent the unit from heating properly.
Understanding these common issues is the first step in effective tankless water heater troubleshooting. If problems persist, it may be time to consult Derks Plumbing Company Inc. for expert solutions.
Step-by-Step Guide to Resetting Your Tankless Water Heater
Follow these steps for how to reset tankless water heater effectively:
1. Turn Off the Power:
Locate the circuit breaker dedicated to your unit and switch it off.
2. Shut Off the Gas Supply (For Gas-Powered Models):
Turn off the gas valve connected to your unit.
3. Access the Unit:
Depending on your model, remove a cover plate to access internal components.
4. Locate the Reset Button:
It is typically red and labeled as “Reset.”
5. Press the Reset Button:
Firmly press the button. You may hear a click, indicating that the unit has been reset.
6. Reassemble the Unit:
Replace insulation and secure the cover plate back into position.
7. Restore Power and Gas Supply:
Switch the circuit breaker back on and turn on the gas valve.
8. Test the System:
Turn on a hot water tap to ensure the system is functioning correctly.
If resetting doesn’t solve the problem, contact Derks Plumbing Company Inc. for expert tankless water heater troubleshooting.
Decode Tankless Water Heater Error Codes
Modern units display tankless water heater error codes when issues arise. Understanding these codes is important for effective tankless water heater troubleshooting.
Common Error Codes and Their Meanings:
Error Code 10: Indicates an issue with the air supply or exhaust.
Error Code 11: Indicates ignition failure due to gas supply issues or a malfunctioning igniter.
Error Code 16: Signals overheating from a clogged heat exchanger or restricted water flow.
Error Code 29: Denotes a problem with the heat exchanger’s thermistor, possibly due to a short circuit.
Error Code 33: Signals a problem with the heat exchanger’s temperature sensor.
Error Code 90: Indicates combustion abnormality, often due to poor venting or inadequate gas supply.
If you are struggling with persistent tankless water heater error codes, our team at Derks Plumbing Company Inc. can diagnose and fix the problem.
Preventive Maintenance Tips
Regular maintenance is key to ensuring the longevity and efficient performance of your tankless water heater. Here are some essential tankless water heater maintenance tips:
Descale the System
Mineral buildup can hinder performance. Flush the system annually to remove scale deposits.
Clean the Inlet Filter
Debris can accumulate in the inlet filter, restricting water flow. Regularly inspect and clean the filter to maintain optimal performance.
Looking to extend the lifespan of your tankless water heater and improve its efficiency? Check out our detailed guide on How to Clean a Tankless Water Heater to keep your system running smoothly.
Inspect Venting
Poor ventilation can cause overheating and system shutdowns. Regularly check for obstructions or blockages in the venting system.
Check for Leaks
Leaks in the plumbing or the unit itself can cause performance issues. Inspect the connections and pipes for any signs of water leakage.
Monitor Water Pressure
Tankless water heaters operate best within a specific pressure range. Ensure your water pressure is stable and within the manufacturer’s recommended limits.
Schedule Professional Servicing
Even with regular DIY maintenance, having a professional inspect your unit annually can help prevent major issues and extend its lifespan.
When to Seek Professional Help
If how to reset tankless water heater does not resolve the issue, it may require professional servicing. Some signs that indicate you need expert assistance include:
Repeated Error Codes: If your unit keeps displaying tankless water heater error codes, it may require in-depth troubleshooting beyond a simple reset.
No Hot Water After Resetting: Persistent heating issues may indicate a faulty component, gas supply problem, or a deeper system malfunction.
Strange Noises or Smells: Odd noises, burning smells, or gas odors could signal a dangerous malfunction that needs immediate attention.
Water Leaks: If you notice leaks around the unit, it could be a sign of internal damage or faulty connections.
Inconsistent Water Temperatures: If your hot water fluctuates frequently or is not reaching the desired temperature, professional servicing may be necessary.
For reliable and expert tankless water heater installation and repair services, contact Derks Plumbing Company Inc. today. Our experienced technicians can diagnose and resolve all your water heater concerns efficiently.
FAQ's
How often should I reset my tankless water heater?
You should only reset your unit when necessary, such as after an error code appears or after a power surge. Frequent resets may indicate underlying issues that require professional attention.
What should I do if my water heater keeps needing a reset?
If your unit frequently requires resets, it may have a persistent issue like overheating, mineral buildup, or gas supply problems. Derks Plumbing Company Inc. can diagnose and resolve the problem.
Why is my tankless water heater not heating after a reset?
This could be due to an unresolved tankless water heater error code, a gas supply issue, or a clogged inlet filter. Check for additional problems or seek professional help.
Can I prevent my water heater from needing frequent resets?
Yes, following tankless water heater maintenance tips such as descaling, cleaning filters, and checking for leaks can prevent common problems.
What is the lifespan of a tankless water heater?
A well-maintained unit can last 15-20 years. Regular servicing by professionals like Derks Plumbing Company Inc. can help extend its lifespan.