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EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
6.2 Control of the electric box
• make sure that the main switch is off and the unit is de-energized.
• open the front door using the key provided.
• check whether all power switches and control-circuit fuses in the electric box are switched off.
• retighten all screw connections in the electric box.
• verify the smooth function of the contactors.
• fill the chilled water circuit by means of the filling connections (see hydraulic diagram, part of the unit
documents).
• bleed air from the chilled water circuit by means of the schrader valves for bleeding.
electric box
Power switches
Control circuit fuses
Main switch
Humidifier board (optional)
WArnInG
risk of glycol intoxication
Do not swallow ethylene glycol. Ethylene glycol is highly toxic in oral ingestion.
Lethal dose: 0,4 g ethylene glycol/kg body weight, severe intoxication: already at 0,1 ml/kg.
Glycol is absorbed through the skin. Therefore immediately change clothing soaked with glycol.
Wear protective gloves made of rubber.
