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Ultimaker S-line 3D Printer Firmware Bed Leveling Triggers a Soft Reset Bug

The Ultimaker S-line printer has an optimized bed leveling procedure that speeds up the preparation process to get printing.

This bed leveling procedure can trigger a shutdown and require a soft-reset when a sufficiently complex model or G-code without Cura style layer indicators is printed.

Ultimaker system error

Let’s find out what is causing this error and possible solutions for both Ultimaker and users.

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SUNLU T3 Marlin Configuration and Controller Board Pictures

SUNLU T3 printer Marlin 2 configuration can be downloaded here.

This configuration fixes a bug where the extruder cooling fan would only turn on when the motors were active and not when the extruder was hot. This could lead to heat creep and a clogged hotend if the hotend heater was left on and the motors were off.

sunlu t3 bottom

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Think Twice Before Booking Through SuperTravel OTA

OTAs can save money when traveling but sometimes you may not get the reservation you wanted. SuperTravel OTA booked a nonexistent reservation and used the payment info on another OTA without my permission.

If you do take the chance booking travel with an OTA, make sure to pay with a credit card.

Google knowledge panel for hotels with OTAs

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