Error message

HMS_0300_0200_0001_0001 The nozzle temperature is abnormal, the heater may be short circuit.
” The nozzle temperature is abnormal, the heater may be short circuit. “

What it is

Nozzle temperature control mainly includes a heater and a NTC sensor. When the heater is short-circuited, the nozzle cannot heat up, which will cause the hotend to be unable to extrude the filament, and the filament may be jammed in the heatbreak.

Below are the possible reasons that this HMS error occurs:

  1. A short circuit has occurred at the heater’s connector or wires
  2. The heater is broken
  3. The TH board is broken

Safety warning and Machine state before starting operation

The nozzle temperature is very high, please avoid touching the nozzle

trouble shooting guide

step 1

Take off the front shell,check whether the plastic of the two wires of heater is damaged and contacted.

step 2

If the printer is printing, press the “resume” button after completing the check;if not, please restart the machine.

step 3

If the message still shows up, contact the after-sales team.

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