When you open the door under water heater, there are some water-supply pipes.

※If you don't know how to open the door of water heater, please refer to "How to open the cabinet under the water heater next to the entrance door".

Procedure of draining water heater

1. Close the water shutoff valve firmly.
   
   

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2. If you have difficulty loosening the tap, please contact our service center.
   

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3. Water inside the heater comes out from drain taps.

This is how you drain water heater.

※When you open the faucet of hot water in your kitchen and bath room, water will drain completely.
※When you open the water valve of water heater before closing drain taps, water spouts out. Therefore, please make sure to close them firmly before opening the water valve.

※Check here how to open the door of the pipeline below the water heater.