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IN063 Rev.D 0120
3 Saber Way, Ward Hill, MA 01835 | radonaway.com
2.3. Plumbing Hook-up
All Plumbing should be performed in accordance with Local and State Codes by a
Qualified Plumber.
1. Shut off the water main valve
located after the pressure tank.
2. Drain the water line.
3. Plumb the system into the water line
after the pressure tank and all other
water treatment equipment.
4. Plumb the water line from the
existing pressure tank into the Inlet Tee.
5. Plumb the water line to the house
into the Outlet Tee (Fig. 2, 4 or 5
depending on System and Pump).
A flow restrictor or gate valve in the
water line to the house is required for
balancing the system flow. A Bladder
Tank , minimum capacity 5 gallons is
required for 433-S50 Systems (20gal.
min. for 433-S50X).
WARNING: Bladder Tank must be
supported by hanger attached to wall
or joist.
6. Making sure the Bypass valve is open
and Inlet and Outlet Valves are closed,
slowly open the water main valve and
check for leaks.
7. Slowly change bypass to the “service” configuration, Bypass valve closed, inlet and outlet valves
open. Prime jet pump as per Manufacturers Instructions (See enclosed Jet Pump Manual) if not
previously primed. Note that integral pump on 433-S75 and 433-S50 systems will self prime when
the system tank is filled.
Figure 4
Plumbing Installation 433S ND System
INSTALLATION INSTRUCTIONS
1
2
