Weldstar Infinium Foot Control / Foot Pedal - Wireless Version
Part Number: WS-WLFCP

This is the foot control or foot pedal suitable for the Weldstar Infinium 4 in 1 machine (MU4-1). The key difference to the cheaper foot control is that this particular one is free from wires. 

Once plugged into the front of the machine enter the settings display on the front of the machine. 
Press the button on the right hand side of the machine panel to activate 'Machine' settings. 
Rotate the knob to select 'Wirelss Control' and then select 'Wireless Remote Control' 
It should then connect to your foot control upon depressing the pedal. 
Your pedal with then be ready to be used. 

Remember to use the machine setting to control your maximum amperage and then the foot pedal to control up to that setting.