RS1
Service Instructions / Instructional Videos Available at www.csiwater.com
D.
To Replace Brine Valve
1
.
Follow steps
A1 - A3
2. Remove the top cover. Disconnect the meter cable from the meter
assembly.
3. Remove screw and washer at piston drive yoke. Remove powerhead mounting
screws. The entire powerhead assembly will now lift off easily.
4. Remove piston retaining plate screws and pull upward on end of piston yoke until
assembly is out of valve.
5. Pull brine valve from valve body.
6. Apply silicone lubricant to O ring on new brine valve assembly and press into brine
valve hole, shoulder on bushing should be flush with injector body.
7. Reinstall piston and powerhead assembly.
8. Reconnect brine tube and drain line.
9. Return bypass or inlet valving to normal service position. Water pressure should now
be applied to the conditioner, and any bypass line shut off.
10. Check for leaks at all seal areas. Check drain seal with the control in the backwash
position.
11. Plug electrical cord into outlet.
12. Set time of day and cycle control valve manually to assure proper function. Make sure
control valve is returned to the service position.
13. Make sure there is enough salt in the brine tank.
14. Start regeneration cycle manually if water is hard.
15. Replace control valve cover.
E.
To Replace Piston Assembly
1. Follow steps
A1 - A3
2. Remove control valve cover. Disconnect the meter signal wire from the meter.
3. Remove screw and washer at piston drive yoke. Remove powerhead mounting screws.
The entire powerhead assembly will now lift off easily.
4. Remove piston retaining plate screws.
5. Pull upward on end of piston yoke until assembly is out of valve.
6. Inspect the inside of the valve to make sure that all spacers and seals are in place, and
that there is no foreign matter that would interfere with the valve operation.
7. Take new piston assembly and push piston into valve by means of the end
plug. Twist drive yoke carefully in a clockwise direction to properly align it with drive
gear. Reinstall piston retaining plate screws.
8. Place powerhead on top of valve. Be sure 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).
9. Replace powerhead mounting screws. Replace screw and washer at drive yoke.
10.Follow steps
D9 - D14.
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