VZN 500 SERIES
15
P/N 1013008 Rev C 11/19
®
Rinsing and Replacing the Carbon Element
NOTE:
Remove the TAC Cartridge Element, if present, and
re-attach the TAC Housing before proceeding.
1.
Turn off the water to the system by closing the Inlet Ball
Valve and Outlet Ball Valve.
2.
Open the Rinse Ball Valve and allow the system to drain to
ensure the permeate tank is empty.
3.
Press and hold the RED Pressure Relief Button on the top
of the Carbon Element Housing to lower the water level
inside the housing.
4.
Remove the Carbon Element Housing (Figure 10).
5.
Empty any water into a drain and discard the old Carbon
Element.
6.
Inspect the O-rings on the Carbon Element Housing
(Figure 10). Replace the O-rings if it is cracked, twisted, or
missing.
7.
Lubricate the O-rings with an approved food grade
lubricant and install into the Carbon Element Housing.
8.
Install the new Carbon Elements into the Carbon Element
Housing.
NOTE:
Make sure the Gasket remains in place in the
recessed grooves on both ends of the Carbon
Element.
9.
Screw the Carbon Element Housing (containing the Carbon
Element) into place on the Carbon Element Head. Use the
Filter Wrench if necessary.
NOTE:
DO NOT overtighten the Carbon Element Housing.
10.
Direct water from the Rinse Ball Valve to a drain.
NOTE:
Direct the Rinse Ball Valve to a drain. DO NOT use
the water resulting from the flush procedure.
11.
Open the Rinse Ball Valve. Turn on the water to the system
by slowly opening the Inlet Ball Valve. Allow water to flow
through the Carbon Element and Housing. This clears out
trapped air and any carbon fines.
12.
To help remove trapped air from the Carbon Element
Housing, press the RED Pressure Relief button on the top
of the Housing until water just begins to come out.
13.
For
VZN-521H-T5, VZN-541H-T5, and VZN-541V-T5:
Flush the Carbon Element for at least 5 minutes.
For
VZN-521HC-T5, VZN-541HC-T5, and VZN-541VC-T5:
Flush the Carbon Element for at least 10 minutes.
Carbon
Housing
Carbon
Housing
Head
Red Pressure
Relief Button
Carbon
Element
Gasket
O-rings
Figure 10. Carbon Element
NOTE:
DO NOT consume the water used for rinsing the
Carbon Element.
14.
Re-install the TAC Cartridge Element into the TAC
Housing with the arrow on the cartridge pointing up.
Reattach the TAC Housing to the system.
15.
When the rinsing is complete, close the Rinse Ball Valve
and open the Outlet Ball Valve.
16.
The system is now ready for use.
