Gree Versati II, Service Manual, Page: 49 / 97

46
Air to Water Heat Pump
Service Manual- Versati II Series
INSTALLATION
Indoor unit
Indoor unit
Indoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Oil trap
A
B
A
B
A
B
model
Pipe size
(Diameter:Φ)
Length B Elevation A
Additional
refrigerant
gas Liquid Standard Max. Standard Max.
GRS-CQ12Pd/NaB-K 5/8" 3/8" 7.5m 30m 0m 15m 50g/m
GRS-CQ14Pd/NaB-K 5/8" 3/8" 7.5m 30m 0m 15m 50g/m
GRS-CQ16Pd/NaB-K 5/8" 3/8" 7.5m 30m 0m 15m 50g/m
Note:
①
No additional charge of the refrigerant is need when the pipe length is less than 10 m, if the pipe length
is longer than 10m,additional charge of the refrigerant is needed according to the table.
Example:
If 16kw model is installed at a distance of 25m, (25-10)*50=750g refrigerant should be added;
②
Rated capacity is based on standard pipe length and maximum allowable length is base on the product
reliability in the operation;
③
Oil trap should be installed every 5-7 meters when the location of outdoor unit is higher than indoor unit.