SIGNATURE 2
Troubleshooting Guide
21
SYMPTOM
PROBABLE CAUSE
CORRECTION
1.Fails to Regenerate
Automatically
Power supply plugged into
intermittent or dead power source
Connect to constant power source
Improper control valve
programming
Reset program settings
Defective power supply
Replace power supply
Defective Drive motor
Replace motor
2. Regeneration at Wrong
Time
Time of day improperly set, due to
power failure
Reset time of day programming and
install 9-volt battery.
Regeneration time set improperly
Reset regeneration time programming
3. Poor Water Quality
Check items listed in #1 and #2
Bypass valve open
Close bypass valve.
Channeling
Check for too slow or high service
flow. Check for media fouling.
Lack of aeration in water
Program valve to draw air more
frequently
Increase number of minutes in air
draw cycle
Clean injection assembly and screen
4. Loss of Water Pressure
Scaling / fouling of inlet pipe
Clean or replace pipeline. Pretreat to
prevent.
Fouled media
Clean media. Pretreat to prevent.
Improper backwash setting
Backwash more frequently
5. Continuous Flow To Drain
Foreign material in control
Call dealer. Clean valve and replace
pistons and seals.
Internal control leak
Same as above.
Valve jammed in backwash or rapid
rinse position
Same as above.
Motor stopped or jammed
Check for jammed piston. Replace
piston and seals. Replace motor if
motor is unresponsive.
Error Codes
There are five (5) error codes which could indicate a possible problem with the control valve:
Error 2 -
Valve is searching for homing slot.
Allow valve to run until homing slot is found or new error code appears.
Error 3 -
No encoder slots are being seen.
Check encoder connection. If encoder is connected. Check valve body for debris
and replace seals. Inspect piston and replace if worn.
Error 4 -
Unable to find homing slot.
Check encoder wheel for debris.
Error 5 -
Motor overload.
Check valve body for debris. Replace seals. Inspect piston and replace if worn.
Check motor operation and replace motor if unresponsive.
Error 6 -
No power to motor. Check motor connections, replace motor if unresponsive.
