MODEL F71B/F71G/F67C/F67G/N75A/N75B
10
b.Fill the mineral to the tank, and the height is accordance with the
design code.
c.Remove the tap covering on the central tube and check if the riser tube
is on the central of tank.
d.Install the top distributor to the valve and insert the riser tube into
control valve and screw tight control valve.
Note:
●The length of riser tube should be neither higher 1mm nor lower 5mm
tank top opening height, and its top end should be rounded to avoid
damage of O-ring inside the valve.
●Avoid floccules substance together with filter materials fill in the tank.
●Avoid O-ring inside control valve falling out while rotating it on the tank