
15
OPERATING
Leister WELDPLAST S4 / EC4 hand extruder
Replacing the welding shoe
• Switch off the tool at its operating temperature and disconnect it from the
mains supply.
• Remove the
complete welding shoe (8)
by loosening the
screws (35)
from the
extruder nozzle (32).
• Clean the
extruder nozzle (32)
each time the welding shoe is replaced and
remove any welding deposits.
• Attach an appropriate welding shoe.
Work with temperature resistant gloves only.
Danger of getting burned!
• The welding shoe must only be replaced when the tool has attained its operating
temperature.
Disassembling the welding shoe
• The
welding shoe (36)
can be removed by unscrewing the
clamping bolts (33)
from the
welding shoe holder (34)
. (e.g. for reworking)
8 Welding shoe
32 Extruder nozzle
33 Welding shoe clamping bolts
34 Welding shoe holder
35 Welding shoe holder set screw
35
8
Welding direction
Orientation of the
pre-heating nozzle (9)
for different welding directions
With the standard hot-air tube the nozzle
can be mounted either left or right.
With the optional hot-air
tube the nozzle is moun-
ted on top.
8
33
32
35
34
35