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OMNIA SW-T 3.2
10.4 Heat pump commissioning
10.4.1
Refrigerating part
• Check that the unit is charged with refrigerant. The control can be carried out with portable freon pressure gauges fitted with a 1/4 "SAE revolving coupling with a
depressor connected to the tap service outlet. The pressure read must correspond to the saturation pressure corresponding to the ambient temperature (~ 7 bar) .
• Perform a visual check on the refrigeration circuit making sure it is not damaged.
•
DANGER
Disconnect the power supply before carrying out any operation on the electrical panel of the unit.
After installing the indoor and outdoor units, check the following before powering them up:
•
carried out in accordance with the instructions in this manual, the wiring diagram supplied with the unit and in compliance with the laws and local regulations.
•
•
•
•
• Damaged components. Check the inside of the unit to check for damaged components or crushed pipes.
• Refrigerant leakage. Check the inside of the unit to check for refrigerant leaks. If there is a loss of refrigerant, contact the technical assistance service.
•
•
10.5
For more details see "9. START-UP AND CONFIGURATION" on page 116 .
10.6
10.7 Turn on the unit
11. MAINTENANCE
11.1 General notes
IMPORTANT
DANGER
gloves.
boiler and plant, etc.).
The compressor oil heater can work even if the compressor is stopped.
Make sure not to touch powered electrical cables.
Never leave the unit unattended during installation or maintenance when the service panel has been removed.
It is forbidden to leave containers of inflammable substances near the unit.
Cod. 354M000010 - Rev. 03 - 06/2023
EN
127
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