Kemppi X5 FastMig Series - 3.1 Preparing Welding System for Use

X5 FastMig
Operating manual - EN
3.1.1 Filling cooler and circulating coolant
Fill the cooler with 20-40 % coolant solution, for example, Kemppi cooling liquid.
1. Open the cooler cap.
2. Fill the cooler with coolant. Do not fill over the max. marking.
3. Close the cooler cap.
To circulate the coolant:
Press the coolant circulation button in the cooler front panel. It activates the motor, which pumps the coolant to the
hoses and to the welding gun.
Complete the coolant circulation operation after each time you change the welding gun.
3.1.2 Calibrating welding cable
With X5 FastMig, the welding cable resistance can be measured using the built-in cable calibration function without
additional measurement cable. This calibration function is available only in MIG operation mode.
1. Connect the earth return cable between the power source and work piece.
2. Remove the welding gun gas nozzle.
3. Connect the welding gun to the wire feeder.
4. Turn the welding equipment on.
5. On the control panel, go to settings and enable cable calibration.
>> For more information, refer to "Manual control panel: Settings" on page64 or "Auto control panel: System
settings" on page78.
6. Touch the cleaned work piece briefly with the welding gun contact tip.
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