Version February 2021
EN
13
HWT 125 SW light User’s Manual
H Ü R N E R S c h w e i s s t e c h n i k G m b H
Nieder-Ohmener Str. 26
35325 Mücke, Germany
Pipes and pipeline components made of PE-HD and PP
with SDR 11, SDR 7,4 or SDR 6
Outside Pipe
Diameter
[mm]
Heating
Stage
[sec]
Change-over
Stage max.
[sec]
Cooling Stage
Clamped
[s]
Total
[min]
20
5
4
6
2
25
7
4
10
2
32
8
6
10
4
40
12
6
20
4
50
18
6
20
4
63
24
8
30
6
75
30
8
30
6
90
40
10
40
8
110
50
10
50
8
125
60
10
60
8
Pipes and pipeline components made of PVDF
Outside Pipe
Diameter
[mm]
Pipe Wall
Thickness
[mm]
Heating
Stage
[sec]
Change-over
Stage max.
[sec]
Cooling Stage
Clamped
[s]
Total
[min]
20
1.9
6
4
6
2
25
1.9
8
4
6
2
32
2.4
10
4
12
4
40
2.4
12
4
12
4
50
3
18
4
12
4
63
3
20
6
18
6
75
3
22
6
18
6
90
3
25
6
18
6
110
3
30
6
24
8
125
-
-
-
-
-
6 Troubleshooting
Issue
Correction
The movable compo-
nents of the machine do
not move at all or not
smoothly.
1. The shafts have to be slightly
lubricated.
2. The drive thread between
the shafts must be totally
clean and must not be ham
pered or its operation com
promised in any way.
7
Service and Maintenance
• Clean the machine completely at the end of every job,
especially if it was used extensively and/or for long
periods of time for this job.
• Check that the shafts along which the movable parts
