Troubleshooting - Pentair 5600SXT Service Manual

Problem
1. Water conditioner fails to
regenerate.
2. Hard water.
3. Unit used too much salt.
4. Loss of water pressure.
5. Loss of mineral through drain
line.
6. Iron in conditioned water.
7. Excessive water in brine
tank.
Cause
A. Electrical service to unit has
been interrupted
B. Timer is defective.
C. Power failure.
A. By-pass valve is open.
B. No salt is in brine tank.
C. Injector screen plugged.
D. Insufficient water flowing into
brine tank.
E. Hot water tank hardness.
F. Leak at distributor tube.
G. Internal valve leak.
A. Improper salt setting.
B. Excessive water in brine tank.
A. Iron buildup in line to water
conditioner.
B. Iron buildup in water condi-
tioner.
C. Inlet of control plugged due
to foreign material broken loose
from pipes by recent work done on
plumbing system.
A. Air in water system.
B. Improperly sized drain line flow
control.
A. Fouled mineral bed.
A. Plugged drain line flow control.
B. Plugged injector system.
C. Timer not cycling.
D. Foreign material in brine valve.
E. Foreign material in brine line
flow control.

Troubleshooting

Correction
A. Assure permanent electrical service
(check fuse, plug, pull chain, or switch)
B. Replace timer.
C. Reset time of day.
A. Close by-pass valve.
B. Add salt to brine tank and maintain
salt level above water level.
C. Clean injector screen.
D. Check brine tank fill time and clean
brine line flow control if plugged.
E. Repeated flushing of the hot water
tank is required.
F. Make sure distributor tube is not
cracked. Check O-ring and tube pilot.
G. Replace seals and spacers and/or
piston.
A. Check salt usage and salt setting.
B. See problem 7.
A. Clean line to water conditioner.
B. Clean control and add mineral cleaner
to mineral bed. Increase frequency of
regeneration.
C. Remove piston and clean control.
A. Assure that well system has proper
air eliminator control. Check for dry well
condition.
B. Check for proper drain rate.
A. Check backwash, brine draw, and
brine tank fill. Increase frequency of re-
generation. Increase backwash time.
A. Clean flow control.
B. Clean injector and screen.
C. Replace timer.
D. Replace brine valve seat and clean
valve.
E. Clean brine line flow control.
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