Tank valve installation - (metal tanks), Drain saddle installation, Tank valve installation - (plastics tanks) – Watts Radiant WQC4 RO User Manual

Page 9

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Page 9







Thread the plastic valve onto the tank fi tting. Do not over tighten
or the valve could crack.

Step 17

Step 18

Make sure the O-Ring is located at the bottom of recess for the tank
connection.

Tank Valve Installation - (Metal Tanks)

Do not let the tape cover the opening
in the fi tting.

*Note:

Drain Saddle fi ts standard 1 ¼” – 1 ½” drain pipes

Drain Saddle Installation

Step 14

Step 15

Step 16 Drill a ¼” hole through the drain pipe at least 1 1/2” above the nut

of the P-trap to allow for the removal of the P-trap if necessary.
Assemble the drain saddle around the drain pipe. Position the drain
saddle over the drilled hole in pipe. Insert screw driver into the
opening of the drain saddle and align with drilled hole in drain pipe.
Using Phillips screw driver tighten screws evenly and securely on
both sides of the drain saddle. Attach black compression nut, but
do not tighten at this time. The black tubing will be installed later.

The small square black foam gasket with a circle cut out of the middle
must be applied to the inside of the drain saddle. Remove sticky tape
backing and stick to the drain saddle as shown.

1 Black compression nut

1 Semicircle bracket with opening

2

Screws

1

Foam

washer

2 Nuts for screws

1 Semicircle bracket

1 3/8 or 1/4” Tube Insert

Gather the pieces of the drain saddle

Caution: Do not over tighten the screws. It may crack the drain saddle.

If you have a garbage disposal, do not install the drain line near it. Installation
of the drain line must be either above the disposal, or if a second sink drain is
available, install it above the cross bar on the second sink. Installation of the
drain line near a garbage disposal may cause the drain line to plug.

Caution:

Tank Valve Installation - (Plastics Tanks)

Step 17

Wrap 3 to 4 turns of Tefl on tape clockwise around the male pipe threads
coming out of the top of the tank.

Step 18 Thread the plastic valve onto the tank fi tting. Do not over tighten or

the valve could crack.

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