Brief Operating Instructions; Before Start-Up; Conversion Of Machine To Metric/Us Unit System; Connecting The Torch - LORCH S Pulse XT Bedienungsanleitung

Before start-up

11

Brief operating instructions

Switch off the equipment at the main switch
before carrying out the following work:
For attachment and detachment of torches,
hose pack, additional case or an auxiliary drive.
Failure to observe these points may result in
malfunctions in or damage to electronic com-
ponents.
i i
A detailed description can be found in chapter.
"Before start up" Page 43 and chapter. "Com-
missioning" Page 47.
 Place the inert gas cylinder 21 on the unit and secure it
with the chain 23.
 Remove the screw cap from the inert gas cylinder 21 and
open the gas cylinder valve 55 briefly (blow-out).
 Connect the pressure reducer 20 to the inert gas cylinder.
 Connect the gas hose 22 from the unit to the pressure re-
ducer and open the cylinder valve.
 Insert the mains plug 25 into the socket.
 Connect the ground cable 2 to the earth connection 1 (–)
and attach the grounding clamp 26 to the workpiece.
 Insert the wire feed rollers 48 in the wire feed unit in ac-
cordance with the type of welding wire selected, set con-
tact pressure to 2.
12 Before start-up
12.1 Conversion of machine to metric/US
unit system
You can use this function to convert the machine from the
metric unit system (default) to the US unit system (inches, in-
cluding temperatures, flow rate, thickness, etc.).
 Press the buttons "Down" S12 and "Up" S13 simultaneously.
9 The "Options" menu appears on the "Multifunction dis-
play" S2.
 Press the button "Gas type" S9 until menu 6 "Function lock"
is displayed.
 Press the buttons "Down" S12 and "Up" S13 simultaneously.
9 You are now in menu 6 "Function lock".
 Press the button "Gas type" S9.
‰ If the "Change parameter" prompt appears, press the but-
ton "Up" S13 to confirm.
 Set code 670 using the button "Gas type" S9.
 Confirm the code using the button „Down" S12.
9 "US units On" appears briefly in the display.
‰ If you set the unit system back to metric:
 Press the buttons "Down" S12 and "Up" S13 simultaneously.
9 You are now in menu 6 "Function lock".
 Press the button "Gas type" S9.
 Set code 671 using the button "Gas type" S9.
 Confirm the code using the button „Down" S12.
01.21
 Connect torch 19 (central connection 11, red-blue coolant
connections 36) and contact tip according to the selected
type of welding wire.
 Insert welding wire.
 Turn on the main switch 27.
 Push button S13 and button S9 (type of gas) (solenoid
valve is switched on) and adjust the pressure reducer for
the gas volume (see „20.1 Guide values for additional ma-
terials" on Page 65).
 Hold down the wire feed switch 45 until the welding wire
projects from the torch neck to the gas nozzle by approx.
20 mm.
 Select the material to be welded using the button S3.
 Select the wire diameter using the button S6.
 Select the type of inert gas using the button S9.
 Select the 2-stroke mode using the button S24.
 Push the button S19 until the centre LED S20 for material
thickness lights up and set the thickness of the material to
be welded on the rotary pulse encoder S23.
 Torch button pressed and held = Welding.
 Torch button released = Welding process completed.
 If required, the arc length can be adjusted using the rotary
pulse generator S16.
‰ "US units Off" appears briefly in the display.
12.2

Connecting the torch

 Connect the main plug 35 of the torch 19 to the central
socket 11.
Only for units with water cooling:
 Connect the coolant connections 36 of the torch to the
coolant supply 8 and return 7. Pay attention to the colour
coding when doing this.
– Red = Coolant return 7
– Blue = Coolant supply 8
11
35
Fig. 4: Connecting the torch
909.2599.9-06
36 7 8
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