Pentair FLECK 5810 XTR Installer Manual page 113

Problem
High salt setting.
High salt usage.
Excessive water in brine tank.
Scaling/Fouling of inlet pipe.
Loss of water Fouled resin.
pressure.
Improper backwash.
Plugged Drain Line.
Excessive water in
Dirty or damaged brine valve.
brine tank and/or
Plugged injector.
salty water to
service.
Low inlet pressure.
Controller not cycling.
Plugged/restricted drain line.
Injector is plugged.
No water in brine tank.
Softener fails to
use salt.
Water pressure is too low.
Brine line injects air during brine draw. Check brine line for air leaks.
Internal valve leak.
Faulty controller.
Valve cycles
continuously.
Wrong programming.
Foreign material in control valve.
Internal control valve leakage.
Continuous flow to
Valve jammed in regeneration position.
drain.
Motor stopped or jammed during
regeneration.
Ref. MKT-IM-018 / C - 08.06.2018
Installer Manual Fleck 5810 - XTR - Troubleshooting
Cause Solution
Adjust refill time.
See problem "Excessive water in brine
tank".
Clean or replace pipeline. Pretreat to
prevent.
Clean the resin. Pretreat to prevent.
Too many resin fines and/or sediment.
Call dealer, reset backwash flow rate,
and/or adjust time.
Check flow to drain. Clean flow
control.
Clean or replace brine valve.
Clean injector and replace screen.
Increase pressure to allow injector to
perform properly (1.4 bar minimum).
Replace controller.
Clean drain line and/or flow control.
Clean or replace injector and screen.
Check for restriction in BLFC. Ensure
safety float is not stuck.
Line pressure must be at least 1.4 bar.
Call dealer. Check piston, seals and
spacers for scratches and dents.
Replace controller.
Check programming.
Call dealer. Clean valve, rebuild unit.
Replace motor.
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