RS1
Service Instructions / Instructional Videos Available at www.csiwater.com
A.
General Preliminary Instructions
PERFORM BEFORE ALL SERVICING OPERATIONS
1. Turn off water supply to conditioner.
-If the conditioner installation has a “three valve” bypass system, first open the valve in
the bypass line, then close the valves at the conditioner inlet and outlet.
-If the conditioner has an integral bypass valve, put it in the bypass position.
-If there is only a shut off valve near the conditioner inlet, close it.
2. Relieve water pressure in the conditioner by stepping the control into the backwash
position momentarily. Return the control to the service position.
3. Unplug electrical cord from outlet.
B.
To Replace Injectors & Screen
1. Follow steps
A1 - A3
(above)
2. Remove injector cap screws and remove cap.
3. Remove injector assembly. Apply silicone lubricant to new injector assembly O rings and
install. Be sure to push injector assembly tightly so O rings are seated. Install a new
screen.
4. Apply silicone lubricant to new gasket and install on injector cap.
5. Follow
D7 - D14.
C.
To Replace Powerhead
1. Remove the control valve cover and disconnect the power supply.
2. Disconnect the meter cable from circuit board and feed back through control (if existing
meter is being re-used)
3. Remove screw and washer at drive yoke. Remove powerhead mounting screws. The
entire powerhead assembly will now lift off easily.
4. Put new powerhead on top of the valve. Be sure the drive pin on main gear engages slot
in drive yoke (wide side of drive yoke upright must face to the left away from the motor).
5. Replace powerhead mounting screws. Replace screw and washer at drive yoke.
6. Reconnect meter signal, optical sensor, power supply, and circuit board signal wires.
7. Reinstall top cover.
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