Replacement exhaust fans can be bought from the darkly labs store here.
Unplug the USB and power leads from the Emblaser 2.
Step 2: (optional if you have v2 air-assist)
If your machine has the new v2 air-assist accessory, you will need to detach this before you can access all the screws for the electronics pod.
Remove the 5 screws holding the rear electronics pod in place.
Unplug the exhaust fan connector from the controller board.
Carefully remove the old fan. Please note that the fan is attached to the electronics pod with a piece of double-sided tape and will need to be pulled away. Carefully remove any remaining double-sided tape from the electronics pod.
Apply the supplied piece of double-sided tape to the back of the electronics pod.
Install the new fan ensuring it is firmly attached to the double-sided tape. Plug in the connector as shown.
Re-attach the electronics pod to your machine.
Step 8: (optional if you have v2 air-assist)
Re-attach the air-assist accessory.