42
Applying the 'HD' ('Heavy Duty') configuration
Available charac-
teristics
Description of
characteristics
Configuring the
system
Ensure that the wearing parts from the "HD" original equipment kit have been fitted
Characteristic
number
Welding pro-
cess
Material Wire di-
ameter
Shielding gas
1474 Pulse G3Si1 1.2 M21 Ar+18% CO
2
1476 CMT G3Si1 1.2 M21 Ar+18% CO
2
1477 CMT G3Si1 1.2 C1 100% CO
2
Lead
1478 CMT G3Si1 1.2 C1 100% CO
2
Trail
Characteristic number
Welding process
Weld seam profile
Characteristic
Combination
of characteristics
1474 Puls
e
Fillet weld
thick-gauge sheet
High frequency pulsed arc; short
arc length; optimised for fillet
welds
1474
Lead
with
1476
Trail
1476 CMT Fillet weld
thick-gauge sheet
CMT arc length with greater arc
proportion; optimised for better
weld seam formation on thick-
gauge sheets
1477 CMT Fillet weld
light-gauge sheet/thick-gauge
sheet
Lead CMT characteristic; starts
welding first; higher arc power; for
welding with 100% CO
2
, opti-
mised for fillet welds
1477
Lead
with
1478
Trail
1478 CMT Fillet weld
light-gauge sheet/thick-gauge
sheet
Trail CMT characteristic; arc burn
time modified for improved weld
seam formation when welding
with 100% CO
2
WARNING! If the equipment is used or tasks are carried out incorrectly, serious
injury or damage may result. All the work described below must only be carried
out by trained and qualified personnel. Do not carry out any of the work described
below until you have fully read and understood the following documents:
- these operating instructions
- all the operating instructions for the system components, especially the safe-
ty rules
1
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