Rev. B 07-2013
50
MTEC.3800.GB-B-1 Operation and maintenance WSA series English
WSA
Water chiller
All decommissioning operations must be performed by authorized personnel in accordance with the national legisla-
tion in force in the country where the unit is located.
8.1 Disconnect the unit
8. DECOMMISSIONING
• Avoid spills or leaks into the environment.
• Before disconnecting the machine please recover:
• the refrigerant gas;
• Glycol mixture in the hydraulic circuit;
• the compressor lubricating oil.
Before decommissioning the machine can be stored outdoors, providing that it has the electrical box, refrigerant circuit and hydraulic circuit
intact and closed.
8.2 Disposal, recovery and recycling
8.3 RAEE Directive (only UE)
The frame and components, if unusable, should be taken apart and sorted by type, especially copper and aluminum that are present in
large quantities in the machine.
All materials must be recovered or disposed in accordance with national regulations.
• The RAEE Directive requires that the disposal and recycling of electrical and electronic equipment must be handled through a special
collection, in appropriate centers, separate from that used for the disposal of mixed urban waste.
• The user has the obligation not to dispose of the equipment at the end of the useful life as municipal waste, but to send it to a special
collection center.
• The units covered by the RAEE Directive are marked with the symbol shown above.
• The potential effects on the environment and human health are detailed in this manual.
• Additional information can be obtained from the manufacturer.
9. DIAGNOSIS AND TROUBLESHOOTING
9.1 Fault finding
All units are checked and tested at the factory before shipment, however, during operation an anomaly or failure can occur.
BE SURE TO RESET AN ALARM ONLY AFTER YOU HAVE REMOVED THE CAUSE OF THE FAULT; REPEA-
TED RESET MAY RESULT IN IRREVOCABLE DAMAGE TO THE UNIT.