Fix Brother Error Machine Error AF: Fuser Temperature Error

critical Severity: critical

If your Brother printer is displaying error Machine Error AF, do not worry – this is a known issue with a proven fix. This error typically indicates fuser temperature error that can usually be resolved without a service call. Follow the steps below to clear this error.

What Causes Brother Error Machine Error AF?

This error can be triggered by one or more of the following issues:

• Fuser overheating
• Fuser thermostat failure
• Power supply voltage issue
• Fuser heating element malfunction

How to Fix Brother Error Machine Error AF

Follow these steps in order. After each step, check whether the error has cleared before proceeding to the next one.

1. Step 1: Turn off the printer and unplug for 15 minutes
2. Step 2: Allow the fuser to cool completely
3. Step 3: Plug in and power on
4. Step 4: If the error clears, monitor for recurrence
5. Step 5: If persistent, the fuser assembly needs replacement
6. Step 6: Check that the printer is on a stable power supply

Affected Brother Printer Models

The following Brother printer models are known to display error Machine Error AF:

• Brother HL-L6200DW
• Brother MFC-L2750DW
• Brother MFC-L2710DW

Related Brother Error Codes

If you are troubleshooting error Machine Error AF, these related error codes may also be relevant:

• Replace Drum – Drum Unit End of Life
• Drum Error – Drum Unit Malfunction
• Toner Low – Toner Cartridge Low
• Machine Error 46 – Unable to Print – Waste Toner
• Unable to Clean 46 – Purge Unit Error