Connecting Pipe Between Outdoor Unit And Hydro-Box; Connection Requirements Of Hydro - Box And Water Tank - Gree GMV series Service Manual

Dc Inverter VRF plus Water Heater Solution Service Manual

7.3 Connecting Pipe between Outdoor Unit and Hydro-box

Connect outdoor unit with hydro-box by refrigerants piping
Refrigerants
Model
RQD5GA-K
RQD8GA-K
RQD8GB-K
RQD5GB-K
Liquid pipe
RQ8GB-K
RQ5GB-K
RQ20LA-K
RQ30LA-K
RQD20LA-M
Liquid pipe
RQD30LA-M
7.4 Connection Requirements of Hydro-box and Water Tank
Connect hydro-box with water tank by water pipe which can be galvanized pipe or seamless steel pipe,like
PVC pipe, PPR pipe, etc.
Circulating Pipe
Inlet Pipe
Outlet Pipe
☆ If the vertical height is more than 5m, please contact us.
☆ Execute insulation work to circulating tube and the thickness of heat insulating material shall be not less than
10mm.
☆ Each joint of circulating tube shall be completely sealed.
Diameter (mm)
Pipe
Gas pipe 15.9
12.7
Gas pipe 19.05
15.9
Joint Size（in）
3/4"
3/4"
Length≤d（m）
10
10
10
10
Vertical Height≤d
Connection Method
（m）
3
3
INSTALLATION
Connection way
Negative Delta
Negative Delta
Negative Delta
Negative Delta
Threaded
Connection
Threaded
Connection
170