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Unit must be level, with sufficient space for service and maintenance.
Install anti-vibration mounts below the unit at specified locations for low-vibration applications.
Flow in exchangers must be between minimum and maximum values indicated.
Establish connection according to diagram, respect water inlet/outlet directions and study flows/pressure drops.
Comply with EN 60204-1, machinery/EMC directives; respect power supply characteristics on type plate.
Units use hermetic SCROLL compressors.
Microprocessor-based module controls compressor operation and diagnostics.
Regulation of water temperature, fault diagnosis, storage, remote control.
LP sensor monitors LP value for safety function, preventing it from falling below threshold.
HP pressostats cut power if value rises above preset, requiring manual reset.
Two sensors monitor fluid temperature to prevent freezing and cut compressor power.
Perform checks before starting the unit, respecting national regulations and manuals.
Verifications must be done by qualified engineers, avoid climbing, respect electrical safety.
Probable causes include air in water circuit, insufficient flow, or lack of refrigerant.
Causes can be condenser clogging or air too hot.
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