¶ Troubleshooting steps:
¶ Step 1: Check the print head
Check whether the print head is firmly fixed, whether it is loose, and whether the print head is stuck in place.
1. Remove the front shell of the print head and remove the fan plug.
2. Use an S2.0 Allen Key to unscrew the fixing screws of the rear shell of the print head.
¶ Step 2: Check the nozzle connection
Check whether the nozzle cable is loose.
1. Replug the nozzle cable
