Lincoln Electric LF 33S Operator's Manual page 8

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10. Quick Connect Couplings: If water cooled torches are
used, connect water lines from water cooler here.
Refer to torch and water cooler guidelines for
recommended cooling liquid and flow rates.
11. Fast-Mate Adapter: Input power connection.
12. Gas Connector: Connection for gas line.
13. Amphenol Connection:
source.
14
14
15
15
19
19
14. Torch Mode Switch: It enables selection of 2-step or
4-step torch mode. The functionality of 2T/4T mode is
shown in the picture below:
Trigger pressed
Trigger released
English
13
12
11
10
8-Pin connection to power
18
18
16
16
17
17
20
20
A. Welding Current.
B. Burnback time.
C. WFS.
G. Gas.
15. Cold Inch / Gas Purge Switch: This switch enables
wire feeding or gas flow without turning on output
voltage.
16. Pre-welding wire speed control knob: Enables
change of the wire feed speed before starting
welding process in a range from 1,0 [m/min] to the
value which was set by WFS knob [2].
17. Burnback Time Control Knob: It enables to obtain
the desired length of electrode wire, which protrudes
from the tip of the torch after ending welding;
adjusting range from 20 to 320ms.
18. Gas Flow Regulator: Regulate flow between 0-25
LPM (liter/min.).
19. Wire Drive: 4-Roll wire drive compatible with 37mm
drive rolls.
20. Wire Spool Support: Maximum 5kg spools.
Accepts plastic, steel and fiber spools onto 51mm
spindle.
The Linc Feed wire feeders must be used with the door
completely closed during welding.
Loading the Electrode Wire
Open the side cover of the machine.
Unscrew the fastening cap of the sleeve.
Load the spool with the wire on the sleeve such that the
spool turns clockwise when the wire is fed into the wire
feeder.
Make sure that the spool locating pin goes into the fitting
hole on the spool.
Screw in the fastening cap of the sleeve.
Put
on
the
wire
corresponding to the wire diameter.
Free the end of the wire and cut off the bent end making
sure it has no burr.
Sharp end of the wire can hurt.
Rotate the wire spool clockwise and thread the end of the
wire into the wire feeder as far as the Euro socket.
Adjust force of pressure roll of the wire feeder properly.
6
WARNING
roll
using
the
correct
WARNING
groove
English

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