11
1 Pressure reducing valve
6
Circulating water pump
2 Water treating equipment 7
Water mixing valve
3
Y type filter
8
Temp.-Pressure relief valve
4
One-way valve
5
Frost valve
l
The drain pipe of one-way pressure relief valve and condensate water drain pipe should be
maintained in communication with the atmosphere.
l
The one-way pressure relief valve operates periodically to remove calcium carbonate deposits and to
certify that the installation is free of clogging
.
l
The drain pipe of the one-way pressure relief valve shall be installed in a continuous downward
manner in a frost-free environment
.
l
The connection between the unit and the water pipe must be equipped with cut-off valves or
removable loose connections
.
l
Water tank emptying operation: close the water replenishing valve, open the sewage gate valve, and
connect the water in and out of the water tank
(Watch out for burns!)
.
l
For the area where the historical minimum ring temperature is lower than 2
℃
, the pipeline antifreeze
valve should be installed
.
l
For cold areas, it is necessary to install the user-side circulating water pump according to the
situation, so as to avoid icing of the user-side pipeline
l
The condensate water outlet must be connected to the drain pipe.Prevent condensate water falling
off along the unit, causing unit intake water and rust.
Summary of Contents for BC-F20HWR2-200L
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