Preparation For Welding - Helvi MULTITECH 365 Manual De Uso

TROLLEY MOUNTING AND INSTALLATION
• Follow the mounting instructions supplied with
the trolley to install the welding unit, compact
or with separate wire feeder and the cooling
unit.
HOSEPACK CONNECTION
• Connect the dinse plugs of the interconnec-
ting hosepack to the Positive Sockets -
the back side of wire feeder and power gene-
rator.
• Connect the military connectors of the inter-
connecting hosepack to the Sockets -
the back side of wire feeder and power gene-
rator.
• Connect the blue water feed hose of the in-
terconnecting hosepack to the connections
marked in blue -
feeder and water cooler.
• Connect the red water feed hose of the in-
terconnecting hosepack to the connections
marked in red -
feeder and water cooler.
• Load the wire, connect the gas cylinder and
replace the flexible if necessary, as described
in this paragraph.
• Check line voltage and connect power cable.
• Power the welding unit ON. The display shows
the screen of the last welding process perfor-
med by the unit.
EARTH CABLE AND TORCH CABLE
CONNECTION
Ensure unit is powered off and unpluged
from the mains.
Figure 1 - Voltage Change
ASSEMBLY
- on the back side of wire O
- on the back side of wire
O

PREPARATION FOR WELDING

WATER COOLER CONNECTION
Important: read also the Operating instruc-
tions supplied with the water cooler before
connecting it to the welding unit.
• Connect the power cable and the pressostat
cables to the connectors on the back panel of
the unit located inside the compartment -
- on
J
Important: The water cooler is activated
from the menu "Basic Setup". Refer to "Ba-
sic Setup" section.
- on I
NO-GAS WELDING (MOG)
• Connect the earth cable to the positive cur-
rent socket – B – of the power source.
• Connect the torch connection cable to the ne-
gative socket on the Voltage change board
on the horizontal internal panel.
GAS WELDING (MAG)
• Connect the earth cable to the negative cur-
rent socket – E – of the power source.
• Connect the torch connection cable to the po-
sitive socket on the Voltage change board on
the horizontal internal panel.
• Plug the torch hose into the socket – A –
on the front of the welder having care to not
damage the contacts and secure by hand
screwing in the threaded connection.
- .
R
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