Instructions / Assembly

12
Step 1 Position the RO unit on the back or right wall under the sink. Make sure to allow ample
space for the installation and plumbing connections. To change the filter cartridges, a
minimum of 4 ” of clearance is required underneath the filter housings. A minimum of 4
inches of clearance from the left bracket mounting screw hole.
Step 2 Install mounting screws at least 17 ⁄” inches from cabinet floor. Leave ⁄ inch space
between the head of the screw and the wall to slip bracket onto the screws.
The spacing between the mounting holes is as follows:
VRO-3 : 7 1/8” VRO-5 : 11 1/4”
VRO-4 : 6” VRO-5WP : 12 1/8”
Step 1. Connect the ball valve to the water storage tank thread on the upper side of the tank.
Make sure it is tight but not over tight.
Step 2. Connect the yellow ⁄” tubing to the tank ball valve. Push the tubing in all the way to
make sure it is properly seated. This is a quick connect.
Step 3. Turn the tank ball valve off.
mounting tHe Ro unit undeR tHe sink:
mounting tHe tank ball valve onto tank:
13 1/2”
4” Minimum Clearance
4”
Model: VRO-4
13 1/2”
4” Minimum Clearance
4”
Models VRO-5 and VRO-5WP
13 1/2”
4” Minimum Clearance
4”
Model: VRO-3
CAUTION: Do not tamper with the air valve on the storage tank. It has
been preset and screwed on with black cap by the manufacturer.
Ball Valve
OFF
Ball Valve
ON
Ball Valve
OFF
Ball Valve
ON