There are two methods of changing the CO sensor.

Method 1:

With this method, you reach the CO sensor through the side panel of the stove.

Step 1: 

Unscrew the right side panel as shown in the picture below to reach the CO sensor.

          

Step 2:

Locate the CO sensor as shown in the picture. Detach the cable and unscrew the two screws. Remove the old CO sensor and mount the new one. Then, screw the two screws and attach the CO cable. 

          

Step 3:

Open the Hybrid app and check the CO bar on the frontpage of the app. It can take 10-20 min until the new CO sensor has stabilized, and the correct value can be read on the app. Check that the bar is green as this indicates the CO sensor has successfully been replaced.

Method 2:

With this method, you reach the CO sensor through the bottom front door.

Step 1:

Open the door for the pellet silo to locate the CO sensor.

          

Step 2:

Locate the CO sensor as shown in the picture below. Detach the cable and unscrew the two screws. Mount the new CO sensor, screw the two screws and attach the CO cable.