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t-NEXT DF DX
INSTALLATION DIAGRAM
WARNING
It is necessary to provide the refrigerant charge for the connection pipes and for the remote air-cooled condenser.
Charge refrigerant in the suitable quantity and lubricant oil in 10% ratio of charged refrigerant.
Lubricant oil must be the same type as the charged one as shown on the compressor plate.
T_tNEXTDFDX_0719_EN
CARRY OUT PIPING WITH SLOPES INDICATED TO FAVOR THE
RETURN OF THE LUBRICANT OIL TO THE COMPRESSOR
APPLY THE DIAGRAM TO ANY REFRIGERANT CIRCUIT OF THE
MACHINE.
Difference in height between the machine and the remote
condenser: Value expressed in equivalent length
LEGENDA
1.
Air conditioner
2.
Remote air-cooled condenser
3.
Gas discharge line
4.
Liquid return line
5.
Trap. Foresee a trap every 5m of the rising pipe.
6.
Additional liquid receiver, external to the machine –
By the installer.
It is suggested for:
Plants with refrigerant lines with an equivalent length of more
-
than 25 meters
Plants with refrigerant lines of any length and operating at
-
outdoor temperatures below 0°C.
7.
"601 Solenoid valve on liquid line". Optional accessory of the
machine, suggested for plants with refrigerant pipe longer than 10m.
8.
Check valve – By the Installer. The valve must be installed on the
liquid line close to the condenser. The valve prevents the return of
liquid in the condenser, particularly in the case of plant shutdown
during the winter season.
26
MEHITS S.p.A.
DATA BOOK
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