Before Start-Up; Insert The Welding Wire Coil; Thread The Wire Electrode In - LORCH MF-08 Bedienungshandbuch

Before start-up

 Connect the inert gas line power source of the interpass
hose package of the wiring power source to the inert gas
connection 22.
22
21
20
19
Fig. 7: Fitting the connection pipes
11 Before start-up
 Connect the main plug of the torch to the central socket 8.
 Connect the coolant lines of the torch with the coolant
return (red) connection 5 and the coolant feed (blue) con-
nection 6.
 Where necessary, connect the control wire of he torch/
digital push pull to the connection socket 7.
Fig. 8: Connections
11.1

Insert the welding wire coil

 Open the left side of the wire feed case.
 Unscrew the retaining nut 31 from the wire coil guiding
spike 29.
 Place the welding wire coil on the decoiler mandrel and
ensure that the carrier mandrel 28 locks in position.
 Screw the retaining nut 31 onto the wire coil guiding spike
29.
‰ The wire coil guiding spike 29 has a coil guide for the re-
taining nut 31. The retaining nut 31 must be turned until
there is tangible resistance to ensure that it is correctly se-
cured.
02.20
 Set the wire brake 30 so that, when the torch switch is re-
leased, the welding wire coil just does not run on.
Fig. 9:
11.2
 Unscrew the contact tip of the torch .
 Open the left side part.
 The diameter of the wire electrode must agree with the
legible embossed figure on the wire feed rollers 35.
 Swing the tilt levers 37 to the side and thread the wire
electrode through the inlet nozzle 36 and central socket 8.
Fig. 10:
5
 Swing the lever back 38 and secure in position with the
6
7 tilting levers 37.
8
36
Fig. 11:
 Switch on the welding current source at the main switch.
909.2079.9-03
28
29
30
31
Decoiler mandrel

Thread the wire electrode in

37 38 38
35 35
36
Open the 4-roller feed
37 38 38
35 35
Close the 4-roller feed
37
15
37
15
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