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•
The main current must be available and switched on.
• The product must be sufficiently filled with refrigerant and oil.
• The valves must be in their operating positions.
•
The oil level in the oil separator must be within the allowable range.
• The cooling and cold water pumps must be in operation, the medium flows
through the heat exchangers.
• The supply of cooling water or refrigerant to the oil cooler must be ensured.
• The oil must be sufficiently heated by the oil heater.
Notice
The oil heater can be energised when the product is shut down.
► It is then automatically switched off when the product is started and
switched on when it is shutting down. If the ambient temperature is below
15 °C, the oil heater must be switched on at least one hour before the prod-
uct is switched on.
• The rated current limitation has been set according to the motor rating.
®
The product can be switched on according to the operating manual of the
control.
8.3.2 Compressor regulation
Possibilities of the compressor regulation:
•
Manual regulation
• Automatic regulation
• Remote regulation via contacts
• Remote regulation via a network connection
Notice
Regulation parameters with a description of their function are represented in
the operating manual of GEA Omni™.
► The operating manual of GEA Omni™ is part of the documentation for
the control.
8.3.3 Setting of setpoint and limit values as well as safety devices
Caution!
Correct setting of all setpoint and limit values!
► The correct setting of all setpoint and limit values is a prerequisite for the
safe operation of the product.
The specifications (work steps) in the operating manual of the control and the
project-related data are decisive for the setting of the setpoint and limit values.
The program-based setpoint and limit values as well as the setting values of the
safety device are given in the project-based
parameter list .
Operation and control
Description of the control elements
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