Pfannenberg EB 210, Operating And Maintenance Instructions Manual

Page: 89 / 293

Operating and Maintenance Instructions - Chiller - Series EB 210 - EB 440 © Pfannenberg GmbH Page 89 / 293
EN
6.2 Switch on chiller
Use the main switch to turn the chiller ON .
Depending on the chiller configuration, some units do have a functional delay of app. 10 seconds.
In this time the controller is running a boot sequence to check all functions.
After this the controller will start the chiller operation automatically.
CAUTION
Start-up behavior of common alarm for chillers with Eliwell SMP controller
After the main power supply is turned ON , the common alarm contact (dry contact) is open as long as the
controller is running the boot sequence.
If after the boot sequence no error occurs, the common alarm contact will switch to close position and the chiller
will operate automatically.
6.3 Stop and switch off chiller
Use the main switch to turn the chiller OFF .
7. Operating
7.1 Carry out settings
If other settings are needed, e.g. lower or higher supply temperature or different operating mode, this can be done
by changing the corresponding parameters.
For detailed description of how to change parameters please check the enclosed
Controller manual.
7.2 Starting the chiller after an interruption
CAUTION
Undefined operating status
To avoid an undefined operating status, a functional restriction or a device fault, after switching OFF the chiller,
wait for about 30 seconds before turning it ON again.
7.3 Stop chiller and switch it OFF
Use the main switch to either stop the chiller or turn the chiller OFF .