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
Heating
Diameter
Stage
[mm]
[sec]
20
5
25
7
32
8
40
12
50
18
63
24
75
30
90
40
110
50
125
60
Pipes and pipeline components made of PVDF
Outside Pipe
Pipe Wall
Diameter
Thickness
[mm]
[mm]
20
1.9
25
1.9
32
2.4
40
2.4
50
3
63
3
75
3
90
3
110
3
125
-
6
Troubleshooting
Issue
The movable compo-
nents of the machine do
not move at all or not
smoothly.
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
Version February 2021
Change-over
Cooling Stage
Stage max.
Clamped
[sec]
[s]
4
6
4
10
6
10
6
20
6
20
8
30
8
30
10
40
10
50
10
60
Heating
Change-over
Stage
Stage max.
[sec]
[sec]
6
4
8
4
10
4
12
4
18
4
20
6
22
6
25
6
30
6
-
-
Correction
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.
HWT 125 SW light User's Manual
Total
[min]
2
2
4
4
4
6
6
8
8
8
Cooling Stage
Clamped
Total
[s]
[min]
6
2
6
2
12
4
12
4
12
4
18
6
18
6
18
6
24
8
-
-
13
EN