Flashing fault message Description Remedy
Pressure dewpoint too high. Refer to the fault and remedies
section.
Pressure dewpoint too low. Refer to the fault and remedies
section.
Refrigerant compressor discharge
temperature too high; refrigerant
compressor stopped.
Refer to the fault and remedies
section.
Internal EPROM error Reset by pressing one of the four
buttons.
If the problem persists, replace the
controller.
Maintenance required Perform the maintenance and reset
the alarm.
Resetting the maintenance warning
Front panel of the controller
To reset the maintenance warning, follow steps 1 to 12:
1. The display is flashing between standard view (dewpoint) and Maintenance required (SE) alarm.
2. Push and hold buttons SET (8) and DOWN (10) to enter the menu.
3. Message “SE” appears on display.
Instruction book
20 2920 7112 50
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