Lincoln Electric Saf-Fro DIGISTEEL 255C Manual De Instrucciones página 40

Changing Driving Rolls
WARNING
Turn the input power off before installation or changing
drive rolls.
DIGISTEEL 255C/ 255C PRO, DIGISTEEL 325C/
325C PRO is equipped with drive roll V1.0/V1.2 for steel
wire. For others wire sizes, is available the proper drive
rolls kit (see "Accessories"
instructions:

Turn the input power OFF.

Unlock 4 rolls by turning 4 Quick-Change Carrier
Gear [52].

Release the pressure roll levers [53].

Change the drive rolls [51] with the compatible ones
corresponding to the used wire.
WARNING
Be sure that the gun liner and contact tip are also sized
to match the selected wire size.
WARNING
For wires with the diameter larger than 1.6mm, the
following parts are to be changed:

The guide tube of the feeding console [49] and [50].

The guide tube of the Euro Socket [48].

Lock 4 new rolls by turning 4 Quick-Change Carrier
Gear [52].

Manually feed the wire from the wire reel, the wire
through the guide tubes, over the roller and through
the guide tube of Euro Socket into liner of gun.

Lock the pressure roll levers [53].
Figure 70.
English
chapter) and follow
36
Gas Connection
A gas cylinder must be installed with a proper flow
regulator. Once a gas cylinder with a flow regulator has
been securely installed, connect the gas hose from the
regulator to the machine gas inlet connector.
WARNING
The welding machine supports all suitable shielding
gases including carbon dioxide, argon and helium at a
maximum pressure of 5,0 bars.
WARNING
Always fasten gas cylinder properly in vertical position in
a special holder on the wall or on a carriage. Remember
to close gas cylinder valve after having finished welding.
WARNING
Gas cylinder can be fasten on the machine's shelf, but
the height of gas cylinder doesn't have to be higher than
43in/1,1m. The gas cylinder which is fastened on the
machine's shelf has to be secured by attaching it to the
machine using the chain.
WARNING
Always fasten gas cylinder properly in vertical position in
a special holder on the wall or on a carriage. Remember
to close gas cylinder valve after having finished welding.
WARNING
Gas cylinder can be fasten on the machine's shelf, but
the height of gas cylinder doesn't have to be higher than
43in/1,1m. The gas cylinder which is fastened on the
machine's shelf has to be secured by attaching it to the
machine using the chain.
English