Specifications

Test Your Water
A. Test your water quality with the strips provided.
Optionally, obtain a report on your water's quality.
Turn Off Water Supply
A. Turn off the water supply.
B. Open the hot and cold water taps to depressuriz e the lines.
Connect Water Lines
A. Lift and remove the valve cover.
B. Qest fittings. Q est connection fittings are provided with
your appliance. Q est fittings provide a convenient easy-to-use
three-piece assembly for 3/4 -inch copper plumbing or 3/4 -inch
CTS CPV C plastic tubing.
Ensure that the three components (1: collar, 2 : metal retaining
ring, and 3: nylon sleeve) are correctly installed in sequence
on the pipe. (S ee Figure 2 .)
N ote: N o Teflon tape or plumber's putty is necessary or should
be used with Q est fittings.
C. Attach the water lines to the appliance in compliance with
all state and local, building, plumbing, and electrical codes.
(S ee Figure 3.) Do N OT over tighten the connections on the
plastic threads.
N ote: S ee
Optional Plumbing Procedures for information
on copper fittings and joining plastic pipe.
D. Check the arrows on the valve to ensure that the water flows
in the proper direction.
Caution: D o N O T plumb y our appliance in b ack w ard .
Connect Gravity Overflow Connection
The overflow line drains away excess water should the tank fill
with too much water or the appliance malfunctions.
A. Install the gravity overflow connection (elbow). R otate
the overflow connection to the down position. (S ee Figure 4 .)
B. Connect 1/2 -inch I.D. tubing (siz e CAN N OT be
reduced) to the gravity overflow connection. This tubing
is not supplied with the appliance. R oute the overflow
line to a drain that is at least three inches (7 6 mm)
lower than the bottom of the overflow connection.
The gravity overflow line cannot be run overhead.
6
Installation Steps and Start-Up Procedures
STEP 3
STEP 4
1
2
3
Figure 2: Qest Fittings
Figure 3: Connect Water L ines
Gravity
Overflow
Connection
(1/2 -inch I.D.)
Figure 4 : Grav ity O v erflow Connection
STEP 5
STEP 2