Service Instructions - Pentair FLECK 5600 Service Manual

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SERVICE INSTRUCTIONS

Replace Time Brine Valve, Injectors and Screen
1. Unplug electrical cord from outlet.
2. Turn off water supply to conditioner:
A. 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.
B. If the conditioner has an integral bypass valve, put it in
the Bypass position.
C. If there is only a shut-off valve near the conditioner
inlet, close it.
3. Relieve water pressure in the conditioner by putting the
control in the Backwash position momentarily. Return the
control to the In Service position.
4. Disconnect brine tube and drain line connections at the
injector body.
5. Remove the two injector body mounting screws. The
injector and brine module can now be removed from the
control valve. Remove and discard valve body O-rings.
6. Replace brine valve.
A. Pull brine valve from injector body, also remove and
discard O-ring at bottom of brine valve hole.
B. Apply silicone lubricant to new O-ring and reinstall at
bottom of brine valve hole.
C. Apply silicone lubricant to O-ring on new valve assembly
and press into brine valve hole, shoulder on bushing
should be flush with injector body.
7. Replace injectors and screen.
A. Remove injector cap and screen, discard O-ring.
Unscrew injector nozzle and throat from injector body.
B. Screw in new injector throat and nozzle, be sure they
are seated tightly. Install a new screen.
C. Apply silicone lubricant to new O-ring and install around
oval extension on injector cap.
8. Apply silicone lubricant to three new O-rings and install
over three bosses on injector body.
9. Insert screws with washers through injector cap and
injector. Place this assembly through hole in timer
housing and into mating holes in the valve body. Tighten
screws. (Be sure to reinstall brass spacers with injector
on model 4600 valve.)
10. Reconnect brine tube and drain line.
11. Return bypass or inlet valving to normal In Service
position. Water pressure automatically builds in the
conditioner.
NOTE: Be sure to shut off any bypass line.
12. Check for leaks at all seal areas. Check drain seal with
the control in the Backwash position.
13. Plug electrical cord into outlet.
14. Set time of day and cycle the control valve manually to
assure proper function.
A. Make sure control valve is in the In Service position.
15. Make sure there is enough brine in the brine tank.
16. Rotate program wheel counterclockwise until it stops at
Regeneration position.
17. Start regeneration cycle manually if water is hard.
Replace Timer
1. Unplug electrical cord from outlet.
2. Turn off water supply to conditioner:
A. 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.
B. If the conditioner has an integral bypass valve, put it in
the Bypass position.
C. If there is only a shut-off valve near the conditioner
inlet, close it.
3. Relieve water pressure in the conditioner by putting the
control in the Backwash position momentarily. Return the
control to the In Service position.
4. Pull cable out of meter cover. Remove the control valve
back cover.
5. Remove screw and washer at drive yoke. Remove timer
mounting screws. The entire timer assembly now lifts off
easily.
6. Put new timer on top of valve. Be sure drive pin on main
gear engages slot in drive yoke (rotate control knob if
necessary).
7. Replace timer mounting screws. Replace screw and washer
at drive yoke.
8. Return bypass or inlet valving to normal In Service position.
Water pressure automatically builds in the conditioner.
NOTE: Be sure to shut off any bypass line.
9. Plug electrical cord into outlet.
10. Set time of day, program wheel, and salt usage. Cycle the
control valve manually to assure proper function. Be sure to
return the control valve to the In Service position.
11. Replace the control valve back cover. Be sure grommet at
cable hole is in place.
12. Make sure there is enough brine in the brine tank.
13. Rotate program wheel counterclockwise until it stops at
Regeneration position.
14. Start regeneration cycle manually if water is hard.
15. Plug cable into meter cover, rotate cable to align drive flat if
necessary.
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