D. To Replace Seals and Spacers
1. Follow steps A1 - A3.
2. Disconnect the meter signal wire from the circuit board.
3. Remove screw and washer at piston drive yoke. Remove powerhead mounting screws. The entire
powerhead assembly will now lift off easily. Remove piston retaining plate screws.
4. Pull upward on end of piston rod yoke until assembly is out of valve. Remove seals and spacers.
(Note: Special end spacer must be reused)
5. Lubricate new seals with silicone lubricant included in the seal and spacer kit. Make sure the special
end spacer is properly seated in the valve body. Install new seals and spacers individually, pressing
around the outer edge of each seal to make sure it is seated. (When all seals and spacers are seated
properly, you will have a 1/4” of space between the top seal the the top of the valve body)
6. Follow Steps C9 - C10.
E. To Service Injector and Screen
1. Follow steps A1-A2.
2. Unscrew injector cover screws and remove injector cover.
3. Remove injector screen and clean or replace.
4. Remove injector and clean or replace.
5. Apply silicone lubricant to injector seal and replace cover and screws.
F. To Replace Meter
1. Follow steps A1 - A3
2. Unplug meter cable from front of circuit board.
3. Unscrew meter assembly nut from valve body.
4. Remove meter from valve body and clean or replace as necessary.
5. Reinstall meter, nut and cable.
G. To Replace Brine Valve
1. Follow Piston Replacement instructions. After the piston is removed, pull the brine valve from the valve
body.
2. Inspect brine valve cavity in valve body and remove any foreign matter that would interfere with brine
valve operation.
3. Apply silicone lubricant to brine valve O rings and push the new brine valve into the valve body.
4. Continue following Piston Replacement instructions to reinstall piston and powerhead
SERVICE INSTRUCTIONS
Error Codes
There are ve (7) error codes that could indicate a possible problem with the control valve:
Error 2 - Homing slot expected. Valve will start looking for home. (Normal operation continues)
Error 6 - No motor current (check motor is unplugged from control board)
Error 7 - No microswitch detected (verify the microswitch is plugged in and the button isn’t stuck down)
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