What To Do When Water Leak Is There In Central Heater?

Are you dealing with an inevitable water leak in your central heater? Though water leaks may not seem like a serious issue, if left unattended, they can lead to extensive damage to both the heating system and your home.

So, it is important to take immediate measures to control and fix the water leak as soon as you spot it. To ease your worry, here, we provide you step-by-step instructions on what to do when there is a water leak in your central heater. Read on to know more.

What to do when water leak is there in Central Heater?

When a water leak is detected in a central heater, it is important to take quick action in order to reduce the chance of further damage and to protect the safety of those using the heater.

Here are the steps needed to identify the source of the leak and how to properly address it:

Step 1: Identify the Source of the Leak

The first step is to identify the source of the leak. This is most likely done by checking the following components of the heater:
  • The heat exchanger
  • The water pump
  • The system pipes
  • The pressure valves

Step 2: Turn off the Heater

Once the source of the leak is identified, the next step is to turn off the heater and disconnect it from the power supply. Make sure the disconnected power cord is placed away from water and other liquids.

Step 3: Repair or Replace the Leaking Part

Depending on the type of leak detected, it may be possible to repair the leaking part. However, if the leak is too severe, it may be necessary to replace the entire part or replace the entire system.

Step 4: Refill the Water Supply of the Heater

Once the repair or replacement has been done, the water should be refilled in the heater. Make sure adequate pressure is maintained and no air pockets remain in the system.

Step 5: Test the Heater

After re-filling and inspection, the heater should be tested to make sure it is in proper working condition.

This should be done according to manufacturer guidelines.


Water leaks are a major safety hazard and can lead to costly repairs. It is important to take quick action when a water leak is detected in a central heater.

Following the steps above can help identify and address the source of the leak and make sure the system is safe and functioning properly.

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