252.x Selection of Mode/Function are invalid
Description
Welding machines in setup mode with hardware ON/OFF keys
Welding machines can have two setup modes (normal setup and slow setup). It is not permissible, however, to use both setup modes at the same time.
Welding machines in setup mode with GCC ON/OFF soft keys
Welding machines can have two setup modes (normal setup and slow setup). It is not permissible, however, to use both setup modes at the same time.
Depending on the setup position, activation must be correctly performed either with the dead man’s switch, the two-hand operation switch or the GCC soft keys.
Remedy
Welding machines
- Check the wiring of the keyswitches from the control panel to the Unicontrol.
- Check the digital input.