Troubleshooting
Safety
WARNING!
Danger from incorrect operation and work that is not carried out properly.
This can result in serious personal injury and damage to property.
▶
All the work and functions described in this document must only be carried
out by technically trained and qualified personnel.
▶
Read and understand this document in full.
▶
Read and understand all safety rules and user documentation for this device
and all system components.
WARNING!
Danger from electrical current.
This can result in serious personal injury and damage to property.
▶
Before starting work, switch off all devices and components involved and dis-
connect them from the grid.
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Secure all devices and components involved so they cannot be switched back
on.
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After opening the device, use a suitable measuring instrument to check that
electrically charged components (such as capacitors) have been discharged.
WARNING!
Danger due to insufficient ground conductor connection.
This can result in serious personal injury and damage to property.
▶
The housing screws provide a suitable ground conductor connection for
grounding the housing.
▶
The housing screws must not under any circumstances be replaced by other
screws without a reliable ground conductor connection.
Indicated errors
Overtemperature
"hot" appears on the display, the temperature indicator lights up
Operating temperature too high
Allow device to cool (do not switch off the device - the fan will cool it
down)
Cause:
Remedy:
Service mes-
sages
When E and a 2 digit error number appear in the display (e.g. E02) and the "Error"
indicator lights up, this is an internal power source service code.
Example:
It is also possible that several error numbers are present. These appear when
turning the adjusting dial.
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