AX MIG WelderOperating manual - EN1. Open the cooler cap.2. Fill the cooler with coolant. Do not fill over the max. marking.3. Close the cooler cap.To circulate coolant:Press the coolant circulation button in the front panel of the power source. It activates the motor, which pumps thecoolant 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 cableWelding cable resistance can be measured using the built-in cable calibration function without an additional meas-urement cable.For a successful calibration, use a clean/new contact tip and ensure that the work piece surface is clean.1. Remove the welding gun gas nozzle.2. Pull back the remaining filler wire from the welding gun by pressing the wire inch backward button (if necessary,cut the wire first).3. Place the welding gun at a right angle (90°) to approximately 1 mm from the work piece.4. Move the welding gun so that the contact tip touches the work piece.The contact between the contact tip and the workpiece must be sufficient. However, the contact tip must not bepressed too hard against the work piece.© Kemppi 94 1921900 / 2318