Fronius AL 2300 Operating Instructions Manual page 36

IMPORTANT! When replacing the gas nozzle, ensure that the holes on the perfo-
rated ring are positioned exactly over the holes in the torch body. Otherwise, suf-
ficient cooling of the gas nozzle cannot be guaranteed.
Standard values
1
for steel liners
* recommended
IMPORTANT! Wire-guide liners are supplied in overlengths.
Figure 1: Use bare steel liner with water-cooled welding torches.
Figure 2: Use insulated steel liner with gas-cooled welding torches.
Mounting the
1
steel inner liner
(AL 2300 / AW
2500)
36
mm
0,6 0,8 0,9 1,0 1,2
1,1 1,3* 1,6* 1,6* 1,9* 2,3
1,6 1,9 1,9 2,3
inch
.023 .030 .035 .040 .045 1/16
.043 .051* .063* .063* .075* .091
.063 .075 .075 .091 .115*
3
2
1
4
4
2
1,6
2,9*
* recommended
2
2
mm
0,6 0,8 0,9 1,0 1,2 1,6
1,1 1,3* 1,5* 1,6* 2,0* 2,5
1,6 1,6 2,0 2,5
inch
.023 .030 .035 .040 .045 1/16
.043 .051* .059* .063* .079* .098
.063 .063 .079 .098
1
2
3
3