Background
The Z-Axis brake is necessary for owners with machines that have the serial number between RA10,001 and RA10,0096. This Serial Number can be found on the metal serial number plate. Some of these owners with the SN of RA 10,001 and RA10,084 will also have to install the new power supply.
Tools
3 mm hex wrench
4 mm hex wrench
6 mm hex wrench
An assistant to help you
Flat-blade screwdriver, small
Wood blocks