EcoSpring ES190 Installation And Owner's Manual - page 7
ES300 Installation & Owner’s Manual
7
6
Installation & Ownerʻs Manual
4. INSTALLATION
3) Ifter conection of the water system piping work, turn on the cold
water inlet valve and hot water outlet valve and bleed all air from
the tank. When water flows smoothly out from water outlet pipe(tap
water outlet), the tank is full, turn off all valves and check pipeline
to make sure there is no any leakage.
4) If the inlet water pressure is less than 0.15MPa, a pump should be
installed at the water inlet.
5) Condensate may leak from unit if drainage pipe is blocked, a
drainage pan is recommended as shown as following figure:
1) Installation of the water inlet or outlet pipes: The water inlet
outlet thread is
thread). Pipes must be
heat-resistant and durable.
Handle
Drainage
pipe
WARNING
CAUTION
●
Piping water system as the above figure. In case of installing
where outside temperatures fall below 5
℃
, insulation must be
provided for all hydraulic components.
●
6 month to make sure that there is no
restriction of the valve. Please beware of
the hot water from the valve. The drainage
pipe should be well insulated in order to
prevent water inside pipe from freezing in
cold weather.
Fig.5.1
Pipeline Connection Schematic
Water Outlet
User
Water Inlet
Barrel-drain
Drain port
Upper
Condensate Outlet
Lowerr
Condensate Outlet
User
User
4.1
Pressure Limiting&
Strainer& Non-return valve
Cold water
expansion valve