AP2 (air purifier 2) experiences a false alarm of fan blocking when used with M1 Ultra.
The smoke exhaust module of M1 Ultra contains a filter and a fan. The co-working of the filter and fan with AP2 causes the AP2 false alarm of fan blocking.
Before using AP2 with M1 Ultra, remove the filter and fan from the smoke exhaust module. For detailed operations, see Replace the Exhaust Fan and Its PCB for xTool M1 Ultra.


Should the issue persist after completing the preceding steps, submit a ticket via the "Submit a Ticket" button in the "Help Ticket" section below. The standard response time for xTool Customer Service is one business day.
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