Chamber Exhaust Fan
The chamber exhaust fan is installed on the right inner lining of the printer, behind the activated carbon air filter, and is used to vent air from inside the printer to the outside.

Step 1: Remove the rear panel cover and purge chute
You can refer to this Wiki to remove the panel cover and purge chute: https://wiki.bambulab.com/en/h2/maintenance/replace-purge-chute

Step 2: Remove the active chamber exhaust
Carefully remove the active chamber exhaust. If it is damaged, use the spare exhaust. You can refer to this Wiki for removal: https://wiki.bambulab.com/en/h2/maintenance/replace-active-chamber-exhaust

Step 3: Remove the activated carbon air filter cover and activated carbon air filter
Since the soft screws need to be secured from this side later on, you can refer to this Wiki to remove the activated carbon air filter cover and activated carbon air filter: https://wiki.bambulab.com/en/h2/maintenance/replace-air-filter

Step 4: Remove the chamber exhaust fan
First, disconnect the chamber exhaust fan connector from the MC board, and remove the cable from the cable clip.

The chamber exhaust fan is fixed to the right inner lining with soft screws. You can firmly pull the fan out. After removal, take out the soft screws remaining on the inner lining.

Install the Chamber Exhaust Fan
Step 1: Install the chamber exhaust fan
First, install the soft screws onto the chamber exhaust fan. Then, confirm the position of the cable, ensuring it is in the upper right corner. Push the chamber exhaust fan into the inner lining.

Use tweezers to pull the soft screws from the activated carbon air filter side. You can manually push the wind deflector downward to facilitate the installation of the soft screws. Start by using tweezers to pull the soft screw on the lower right corner and snap it into the inner lining’s clip, then install the soft screws on the lower left, upper right, and upper left in sequence.

Pass the cable through the notch on the inner lining, then secure it into the cable clips in sequence, and finally connect it to the MC board.

Step 2: Install the purge chute and rear panel
You can refer to the following Wiki to install the purge chute and rear panel: https://wiki.bambulab.com/en/h2/maintenance/replace-purge-chute

Step 3: Install the active chamber exhaust
You can refer to the following Wiki to install the active chamber exhaust: https://wiki.bambulab.com/en/h2/maintenance/replace-active-chamber-exhaust

Step 4: Install the activated carbon air filter cover and activated carbon air filter
You can refer to the following Wiki to install the activated carbon air filter cover and activated carbon air filter: https://wiki.bambulab.com/en/h2/maintenance/replace-air-filter

Verify the Functionality
Connect the power and turn on the printer, and check that the chamber exhaust fan operates normally.