Service instructions – Hydrotech ProFlo SXT Upflow Automatic Water Softeners Service Manual User Manual
Page 42
Page 42
Service Instructions
Seal and Spacer Replacement
To replace seals and spacers, refer to Replacing Brine Valve, Injectors and Screen, steps 1–3.
Remove the control valve back cover. Disconnect the meter cable from the meter assembly.
1.
Remove screw and washer at drive yoke. Remove timer mounting screws. The entire timer assembly will now
2.
lift off easily. Remove end plug retainer plate.
Pull upward on end of piston rod yoke until assembly is out of valve. Remove and replace seals and spacers.
3.
Take piston assembly and push piston into valve by means of the end plug. Twist yoke carefully in a clockwise
4.
direction to properly align it with drive gear. Replace end plug retainer plate.
Place timer on top of valve. Be sure drive pin on main gear engages slot in drive yoke.
5.
Replace timer mounting screws. Replace screw and washer at drive yoke.
6.
Return bypass or inlet valving to normal In Service position. Water pressure automatically builds in the condi-
7.
tioner.
NOTE: Be sure to shut off any bypass line.
Replace the control valve back cover.
8.
Follow Injectors/Screen Replacement, steps 9–12.
9.
Meter Replacement
To replace meter refer to Replacing Brine Valve, Injectors and Screen, steps 1–3.
Remove two screws and clips at bypass valve or yoke. Pull resin tank away from plumbing connections.
1.
Pull meter module out of control valve.
2.
Remove the meter cable from the meter module.
3.
Apply silicone lubricant to four new o-rings and assemble to four ports on new meter module.
4.
Install signal wire into new meter module.
5.
Assemble meter to control valve. Note, meter portion of module must be assembled at valve outlet.
6.
Push resin tank back to the plumbing connections and engage meter ports with bypass valve or yoke.
7.
Attach two clips and screws at bypass valve or yoke. Be sure clip legs are fi rmly engaged with lugs.
8.
Return bypass or inlet valving to normal In Service position. Water pressure automatically builds in the condi-
9.
tioner.
NOTE: Be sure to shut off any bypass line.
Check for leaks at all seal areas.
10.
Follow Injectors/Screen Replacement, steps 9–12.
11.