EWT G20 Owner's Manual page 27

REPLACE TIMER
1. Disconnect the meter cable from the
meter. (If meter cable is attached).
Washer
Piston Screw
4. Remove the piston screw and
washer from the piston rod.
REPLACE PISTON AND/OR BRINE VALVE
3 X Screws
1. Follow steps 1 to 6 of
timer /Powerhead replacement.
2. Remove three screws from the plate
on the valve body.
2 X Screws
2. Remove the two screws from the valve
cover.
2 X Screws
from Powerhead
5. Remove the two screws from the powerhead as shown.
6. Life the powerhead from the valve body assembly.
7. Replace the powerhead by reverse following the steps in this section.
Plate
Brine Valve
Assembly
3. Remove the plate from the valve body and pull
the Piston Assembly from the valve. The brine valve
assembly can also be removed in this stage.
Disconnect
the wires
3. Remove the cover of the valve and
disconnect the wires attached on PCB.
Powerhead
Assembly
REPLACE SEAL
AND/OR SPACER
Piston
Assembly
4. Remove the seals and spacers assembly,
grease it with silicone lubricant and put
back in.
5. After servcing, reverse following steps in
this section.
Valve Body
Assembly
Seals and
Spacers