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Autotrol
®
Performa Valve with 400 Series Control water Conditioning Control System
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The technology upon which the Autotrol Performa control valve
is based is well established and proven in service over many
years. However, should a problem or question arise regarding
the operation of the system, the control can very easily be
serviced. For parts mentioned, refer to exploded views in the
Replacement Parts section of this manual.
IMPortANt: Service procedures that require the water
pressure to be removed from the system are
marked with a ! after the possible cause. to
remove water pressure from the system, put
the bypass valve or three-valve bypass into the
bypass position and open the backwash drain
valve (the seventh valve back from the control)
with a screwdriver. restore system water
pressure when the service work is completed.
Valve troubleshooting
Problem
Cause
Correction
Control will not draw brine.
Low water pressure.
Set pump to maintain 30 psi at conditioner.
Restricted drain line.
Remove restriction.
Injector plugged !
Clean injector and screen.
Injector defective !
Replace injector.
Valve (2 and/or 4) not closed.
Remove foreign matter from disc and check disc for
closing by pushing in on stem. Replace if needed.
Brine tank overflow.
Brine valve (1) being held open.
Manually operate valve stem to flush away obstruction.
Uncontrolled brine refill flow rate !
Remove variable salt controller to clean.
Valve (3 or 4) not closed during brine draw
causing refill.
Flush out foreign matter by holding disc open and
manually operating valve stem.
Air leak in brine line.
Check all connections in brine line for leaks. Refer to
instructions.
System using more or less salt
than salt control is set for.
Inaccurate setting.
Correct setting.
Foreign matter in controller causing incorrect
flow rates !
Remove variable salt controller and flush out foreign
matter. Manually position control to brine draw to
clean controller (after so doing, position control to
“purge” to remove brine from tank).
Defective controller.
Replace controller.
Intermittent or irregular brine
draw.
Low water pressure.
Set pump to maintain 30 psi at conditioner.
Defective injector !
Replace both injector and injector cap.
No conditioned water after
regeneration.
Unit did not regenerate.
Check for power.
No salt in brine tank.
Add salt.
Plugged injector !
Clean injector. Flush with water.
Control backwashes at excessively
low or high rate.
Incorrect backwash controller used.
Replace with correct size controller.
Foreign matter affecting controller operation !
Remove controller and ball. Flush with water.
Flowing or dripping water at drain
or brine line after regeneration.
Drain valve (5 or 6) or brine valve (1) held open
by foreign matter or particle.
Manually operate valve stem to flush away obstruction.
Valve stem return spring on top plate weak.
Replace spring.
Hard water leakage during
service.
Improper regeneration.
Repeat regeneration making certain that the correct
salt dosage is set.
Leaking of bypass valve !
Replace o-ring.
O-ring around riser tube damaged !
Replace o-ring.
