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GUIDE / TUTORIAL

• Level the bed
• Make parts stick to the bed
• Tune stepper drivers
• Install Custom Firmware
• Enable manual mesh bed levelling - get perfect first layers, even for warped beds!
• Configure your Start and Ending GCode Scripts

REPAIR (See this page for links to find spare parts.)

• Fixing Faulty Temperature Readings
• Repairing damaged bed connectors - read this if you are having problems heating your bed.
• Open and disassemble the main chassis
• Video: Replacing the Nozzle
• Disassemble the Hot End Assembly [WIP]
• Video: Disassemble the Hot End (Official JGAurora)
• Video:Replace Main Motherboard and Powersupply
• Replace LCD Screen Module
• Video: Assemble and repair the Z-axis

MODS

• Upgrading Stepper Drivers
• Tuning stepper drivers
• Install TLSmoothers to fix "Salmon Skin"
• JG Titan MKI - Direct drive extruder upgrade kit
• BLTouch Upgrade or Video: Install a BLTouch Automatic Bed Levelling Probe
• Direct Drive + Full Metal Hotend DIY Upgrade + Auto Levelling Upgrade (Work In Progress!)
• Install an IR Bed Leveling Probe
• Make the A5 quieter A collection of several improvements
• Install a timer to control the cold-end fan.
• Programmable Power Supply Control
• Installing a Raspberry Pi running OctoPi inside the main chassis
• Installing a very small external OctoPi on a PiZero + pi V2 camera
• Insulating Underside of Heated Bed
• Add a tool caddy to your printer!
• Another Direct Drive modification - simple

• 3D Printer Lubrication

Using the custom community firmware for the main motherboard has many benefits… it makes your printer quieter and more accurate and reliable in several ways.

• See this page for information on upgrading the firmware
• See this page if you've lost your bootloader and can't flash
• See this page for details on restoring back to factory firmware

The touchscreen LCD module (MKS-TFT28 v1.3) on the A5/A3S is separate from the main motherboard, and runs its own firmware. It also has a community firmware available that adds some additional features.

• See this page for info on upgrading your LCD firmware.

• Printable Upgrade Parts on Thingiverse
• Printable Cooling Ducts on Thingiverse. Better cooling ducts provide cooling from all sides.
• X-axis cable holder - to keep the x-axis cable out of the way!
• Even better X-axis cable holder (note: file is mislabelled, it is for the x-axis)!
• Original A3S nozzle blower
• Printable tool caddy for storing 3D printer tools

See this page for links to find spare parts.

Thanks to Dahai Zhu for the diagram.

(Click image to enlarge)

(Click images to enlarge)