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MAIN - Op. (operating modes)
4.2 4-cycle
Operating mode 4-cycle is provided for longer manual welds.
1st cycle --> Press torch trigger
• Solenoid valve for shielding gas opens
• Welding voltage is applied on wire electrode
• Wire drive unit starts with reduced speed (inching-in)
• Arc ignites, welding current flows
• Wire drive unit switches to the preset wire speed
2nd cycle --> Release torch trigger
• Execution of start program and upslope, if required
• Welding process continues with the adjusted main parameters
3rd cycle --> Press torch trigger again
• Downslope and end crater program, if required
4th cycle --> Release torch trigger again
• Wire drive unit stops
• Welding voltage is switched off after expiration of the "burnback time"
• Arc extinguishes
• Solenoid valve closes after expiration of the "gas post-flow time"