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2.4 Installation
- Put the WU on the GT and block it with the 4 screws.
- Position the power source above the cooling unit and secure
it by means of the screws.
Perform the following operations before starting
the unit:
- Remove the refill neck cap.
- Remove the sealing cap from the refill neck, levering by
means of a tool on the edge of the cap.
- Fill the tank with cooling liquid if necessary.
- Keep apart the sealing cap for future transport of the unit.
Connection for TIG welding
- Connect the red hose of the torch to the appropriate inlet
quick connector (1) (red colour - symbol
- Connect the blue hose of the torch to the appropriate outlet
quick connector (2) (blue colour - symbol
Connection for MIG/MAG welding
- Connect the blue hose of the cable bundle to the appropriate
outlet quick connector (4) (blue colour - symbol
- Connect the red hose of the cable bundle to the appropriate
inlet quick connector (5) (red colour - symbol
3 SYSTEM PRESENTATION
3.1 Front panel
A1: cooling liquid outlet connector.
To supply low temperature liquid into the torch cooling
circuit.
A2: cooling liquid inlet connector.
To return the liquid that has been heated by the torch
into the cooling circuit inside the WU.
).
).
In order not to damage the cooling unit, always
fit the by-pass pipe (3) when the torch is not con-
nected to the cooling liquid inlet/outlet termi-
nals.
Filling or topping up of the tank must be per-
formed with cooling liquid, code 18.91.001.
).
).
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