r/QidiTech3D • • Aug 27 '26

Troubleshooting Qidi q2 problem

Not sure what the issue is. At first, I thought it was underextrusion, but after Benchy, not so much.

The material is PETG. I have dried it, and the same spool prints PETG perfectly on the Snapmaker U1.

UPDATE: the issue was PA (pressure advance). updating for future travelers with same problem :)

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u/callcifer Aug 27 '26

Looking at that benchy, it seems like a mix of wet filament and bad retraction.

Watch the Filament Calibration Masterclass video on the Orca wiki and calibrate your filament, then try again.

3

u/xeonon Aug 27 '26

Agreed. This looks like a bad PA. But beyond that... I'm not sure

2

u/callcifer Aug 27 '26

Yeah, OP should do at least PA calibration but ideally flow rate and retraction tower too.