Repair workspace

Heat Creep Jam Fix

Free visitors can keep progress on this device. Members can move proven settings and notes into Profile Vault for account-level history.

Choose another guide Open Profile Vault

Fast answer

Start here

Heat creep softens filament above the intended melt zone. Verify heatsink cooling, hotend assembly, enclosure temperature, and retraction before increasing nozzle heat.

ExtrusionAdvanced16 min

Progress

0 of 7 complete

Progress is stored only in this browser unless you deliberately save a member profile.

Ordered repair sequence

Step 1

Confirm the heatsink fan starts, runs at full required speed, and blows in the correct direction.

Step 2

Clean the fan and heatsink safely.

Step 3

Test PLA with the enclosure open if the printer manufacturer permits it.

Step 4

Return retraction to the validated hotend profile.

Step 5

Inspect hotend assembly, heatbreak, tube seating, and nozzle installation per manufacturer instructions.

Step 6

Check for excessive hotend temperature or very low print speed.

Step 7

Replace damaged fan or heatbreak components if confirmed.

Private notes on this device

Save proven profile as a member Escalate to AI Doctor