If you are experiencing problems with the machine, please refer to the chart below.
Carefully follow the directions in the operating instructions when replacing parts.
Please consult with
Van der Stahl Scientific
if the problem cannot be resolved after referring to the chart.
Please refer any questions regarding replacement of parts not listed in the operating instructions or
adjustment of such parts to
Van der Stahl Scientific
.
Items marked with an asterisk *in the "Solutions" column refer to the fact that these problems should be
addressed by an electrician. If there are any problems, please contact
Van der Stahl Scientific
.
Problems
Check
Solutions
Sealing is not clean.
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sheet or silicone rubber dusty?
Wipe with clean cloth.
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Is silicone rubber damaged?
Replace the silicone rubber.
Is glass tape damaged?
Replace the glass tape.
Heating temperature is too high.
Set the heating temperature to the lowest
in which sealing is possible.
Cooling temperature is too high.
Lower the cooling temperature.
Sealing differs on left side and right
side.
Is silicone rubber damaged?
Replace the silicone rubber.
Heating element bends at the center.
Electrode is damaged.
* Replace the electrode.
Silicone rubber is exhausted and has
become uneven.
Replace the silicone rubber.
Heating element breaks easily.
Heating temperature is too high.
Set the heating temperature to the lowest
in which sealing is possible.
Cooling temperature is too high.
Lower the cooling temperature.
Is glass tape damaged?.
Replace the glass tape.
Electrode is damaged.
* Replace the electrode.
Heating lamp is ON, but there is no
heat.
Check the SSR relay input lamp.
- When input lamp turns on
* Control unit may be damaged.
Replace the control unit.
- When input lamp does not turn on
* SSR relay may be damaged.
Replace the SSR.
Heating continues (heating lamp
continues to be on), and heating
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SSR relay input lamp does not turn off.
* Control unit may be damaged.
Replace the control unit.
LOS-NT/NTW series Operating Instructions Ver.6.02E
54
17 Common problems and solutions
Warning
When replacing parts, be sure to unplug power cord from the wall outlet.
Items marked with an asterisk * in the "Solutions" column refer to the fact that these problems
should be addressed by electrician. If there are any problems, please contact
Van der Stahl
Scientific
.
Содержание LOS NT Series
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