¶ 1.Phenomenon Description
The screen displays "Error, key: 2564, Extuder not heating as expected".
¶ 2.Cause Analysis
¶ 2.1The thermoistor terminal wire is not tightly inserted while the hotend is heating
¶ 2.2 The ceramic heating block/thermistor wire of the hotend is loose or not tightly inserted
¶ 2.3 The solder joints on the wires of the ceramic heating ring at the hotend is broken or cracked
¶ 2.4 The hotend thermistor is loose
¶ 3.Troubleshooting and Solution
¶ 3.1 Open the hot end cover
Check whether the ceramic heating wire and the thermisor wire on the hotend board are assembled, and also check whether the thermistor is inserted in place
¶ 3.2 Remove the Hotend Silicon Cover
Check other abnormal conditions such as cracks on the ceramic heating ring.
¶ 3.3 The Loose Thermistor on the Hotend
If the thermistor on the hotend is loose,replace the hotend.
After checking the above steps, if the problem still cannot be solved, please contact after-sales service cs@creality.com