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Gree U-match GUD35ZD/A-T Manual Del Propietário página 26

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Idiomas disponibles

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DC Inverter U-match Series Floor Ceiling Type Unit
Connection pipe should adopt water-proof insulating material. Its wall thickness
should be 0.5-1.0mm and the pipe wall should be able to withstand 6.0MPa. The
longer the connection pipe is, the worse cooling and heating performance it has.
When the drop between indoor and outdoor units is larger than 10m, an oil
return bend should be added every 6 meters.
The requirement on the adding of oil return bend is as below:
(1) Outdoor unit is beneath the indoor unit.
There's no need to add non-return bend at the lowest or highest position of the
vertical pipe, as shown below:
(2) Outdoor unit is above the indoor unit.
It's necessary to add oil return bend and non-return bend at the lowest and
highest position of the vertical pipe, as shown below:
System gas pipe
Oil return bend
Outdoor unit
Non-return
Non-return bend
Outdoor unit
Outdoor
unit
System gas
System
Install
Install an an oil oil return
return
bend
bend every
every 6m
6m
22
Indoor unit
Install an oil return
bend every 6m
bend
gas pipe
pipe
Oil return
Oil
return bend
bend
Indoor unit
Indoor
unit

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