Figure 7 
 
5.2 Instructions 
5.2.1 Symbols 
 
 
5.2.2 Pipeline installation diagram 
 
Figure 8 Diagram!Single unit for reference" 
●It is recommended to install a one-way valve for each unit to prevent water back flow. 
●Multiple units can be installed as part of a system, but each unit should be controlled independently. 
●All pipes and valves should be insulated. 
 
5.2.3 Connection sizes 
Controller
Heat
Pump
Water temp sensor wire! "! !
Swimming Pool
Pump signal wire
Pump
Drainage
Drainage
Feeding water