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SAFETY AND MAINTENANCE
CAUTION
As a result of extraordinary maintenance on the cooling circuit with component replacement, before restarting the machine, perform
the following steps:
- Pay attention to restore the refrigerant charge indicated on the name plate of the machine.
- Open all the ball valves in the refrigerant circuit.
- Correctly connect the power supply and grounding.
- Check the hydraulic connections.
- Check that the water pump is working properly.
- Clean water filters.
- Check that the finned coils are not dirty or clogged.
- Check the proper rotation of fans.
- Check correct operation of safety devices with particular attention to differential water pressure switch and / or water fl ow switch.
Disconnection and disposal
The system contains lubricating oil and refrigerant gas for which, during the destruction of the units, these fluids will be recovered and
disposed of in accordance with the rules in force in the country where it is installed.
During the disconnection thus avoid spills or leaks of refrigerant gas and of the plant water if treated with additives or antifreeze
substances.
The indoor and outdoor units must not be abandoned when scrapped, but they can also be placed outdoors with the gas,
water and electric circuits intact and closed.
For dismantling and disposal, deliver the units to specialized and authorized centers that will comply with the national regulations in
force.
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