Stulz CyberCool - 6.3 Control of the electrical box

43 © STULZ GmbH – all rights reserved EN/09.2017/G44
cybercool indoor chiller original instructions
Power switch off
Power switch on
non-calibrated range
WARNING
Fire hazard
Do not turn the adjustment screw beyond the end of the calibrated scale range, as it may result
in overheating and short-circuit at the consumer or in the destruction of the power switch.
• check the settings of the power switches according to electrical data sheet (part of the unit documents).
• switch on the control-circuit fuses and the power switch of the pump and the compressor.
•
close all doors of the chiller.
• switch on the power supply for the chiller.
• switch on the chiller at the master switch.
The controller is now supplied with power, so you can use it for adjustments.
• make sure that the heat rejecting system is operating.
Version A: air-cooled condenser
Version G/GE: drycooler
6.3 Control of the electrical box
• make sure that the master switch is off and the unit is de-energized.
• open the electrical box door (most right door) using the key provided.
• check whether all power switches and control-circuit fuses in the electrical section of the unit are switched
off.
• retighten all screw connections in the electric cabinet.
• verify the smooth function of the contactors.