Manuals+ Q&A

TWO TREES SK1 FDM High Speed 3D Printer Instruction Manual — questions & answers

Read product questions and troubleshooting answers linked to TWO TREES SK1 FDM High Speed 3D Printer Instruction Manual.

Open manual Ask a question

Browse topics

Answered questions

How can I fix the extruder temperature drop and printer shutdown when printing PETG at high speeds on the Two Trees SK1, and is there a firmware update newer than SK1_EMMC_V2.0.2.34?

2026-07-15 1 answer

The issue you are describing is likely caused by the cooling fan overpowering the heater block's ability to maintain temperature during high-speed PETG printing,…

Related manual Product Q&A

I'm having a problem with my TWO TREES SK1 printer when printing with PETG filament. The first and second layers print normally, but on subsequent layers, if there's a large flat area and the printer speeds up, the extruder temperature starts to drop, and eventually the printer shuts down. I have to constantly monitor it and manually reduce the fan speed when the temperature drops, but the printer turns the fan back to maximum on the next layers. If I print thin walls, everything is fine. I don't have these issues with PLA or TPU. Can you tell me how to fix this and if there's a newer firmware version than SK1_EMMC_V2.0.2.34?

2026-07-15 1 answer

It sounds like you're encountering a common issue with PETG filament, especially at higher speeds and with increased cooling. PETG is more sensitive to…

Related manual Product Q&A