Service tutorial Ender - 5 S1 Disassembly and Assembly of Extrusion Kit
https://www.youtube.com/watch?v=p4bhH7mFdnQ
Service tutorial Ender - 5 S1 Replace the Extrusion Kit
https://www.youtube.com/watch?v=1o-PnNavyhg
Service tutorial Ender - 5 S1 replace the hotend kit
https://www.youtube.com/watch?v=I0mm_AwMsNA
Service tutorial Ender - 5 S1 replace the Y axis pulley
https://www.youtube.com/watch?v=pjg-5UjzFwk
Service tutorial Ender - 5 S1 the filament detector replacement
https://www.youtube.com/watch?v=Ay7psVpeZyQ
Service tutorial Ender - 5 S1 the hotbed replacement
https://www.youtube.com/watch?v=5bmByLoScrE
Service tutorial Ender - 5 S1 the mainboard replacement
https://www.youtube.com/watch?v=Kxi5FUWWwnI
Service tutorial Ender - 5 S1 the power supply replacement
https://www.youtube.com/watch?v=Kxi5FUWWwnI
Service tutorial Ender - 5 S1 the screen replacement
https://www.youtube.com/watch?v=2J8cusJ2FKg
Service tutorial Ender-5 S1 replace left and right idler mountiing plates
https://www.youtube.com/watch?v=wkITHM_E4aQ
Service Tutorial Ender - 5 S1 the Y-axis Motor Replacement
https://www.youtube.com/watch?v=4MY7R2CMeDs
Service Tutorial Ender - 5 S1 the Z-axis Motor Replacement i
https://www.youtube.com/watch?v=eOPucdzETR0
Service Tutorial Ender-5 S1 the Limit Switches Replacement
https://www.youtube.com/watch?v=Tu1eOUe0gUo
Service Tutorial Ender - 5 S1 the Extrusion Backplate Replaceement
https://www.youtube.com/watch?v=tvC0yNW1E-8