Water Charging; Charging Water To The Water-Circuit - Samsung EHS AE050RXYDEG/EU Manual

6. Piping installation

Water Charging

Fill water into the outdoor unit by opening shut-off & drain valve.

Charging water to the water-circuit

After installation is completed, the following procedures shall be used to charge water into the outdoor unit.
• Connect water lines to water connections of air-water heat pump.
• Air vent valve shall be open at least 2 turns so that air can be eliminated in the system.
• Open the shut-off & drain valve in the water supply connection.
• Water pressure of supply line shall be over 2.0 bar for good charging work.
• Stop water supply when the pressure gauge of the tank integrated hydro unit indicates around 2.0 bar.
Mono tank
integrated hydro unit
Installer reference guide / Mono tank integrated type
Water outlet
Water inlet
②
①
No. Name
①
Outdoor outlet
②
Outdoor inlet
③
Hot water outlet
④
Sencondary return (option)
⑤
Cold water inlet
⑥
Space heating outlet
⑦
Space heating inlet
③
④
⑤
⑥
⑦
Size
ø28, T1.2, Copper
ø28, T1.2, Copper
ø22, T1.0, Copper
ø22, T1.0, Copper
ø22, T1.0, Copper
ø28, T1.2, Copper
ø28, T1.2, Copper
Conncetions
Crimp pipe fitting or
welding
70