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6. Piping installation
Installer reference guide / Mono tank integrated type
65
Tank
integrated
hydro unit
No.
Name
Size
Connections
①
Outdoor outlet
ø28, T1.2, Copper
Crimp pipe fitting or
welding
②
Outdoor inlet
ø28, T1.2, Copper
③
Hot water outlet
ø22, T1.0, Copper
④
Secondary return (option)
ø22, T1.0, Copper
⑤
Cold water inlet
ø22, T1.0, Copper
⑥
Space heating/cooling outlet
ø28, T1.2, Copper
⑦
Space heating/cooling inlet
ø28, T1.2, Copper
Connecting the secondary return piping (only 260l)
Prerequisite:
Only required if you need recirculation in your system.
1
Remove the top panel from the unit.
2
Remove the stop by turning the screw on the top of the unit.
The recirculation connector is placed below the hole.
3
Route the recirculation piping through the grommet and connect it to the recirculation connector.
4
Reattach the top panel.
②
③
④
①
Tube secondary (1)
(only for 260 L Tank model)
Gasket (1)
(only for 260 L Tank model)