TROUBLESHOOTING
CONTINUED
Problem
Cause
Correction
Regenerant tank overflow.
Regenerant valve disc 1 being held open by
foreign matter.
Manually operate valve stem to flush away obstruction.
Valve disc 2 not closed during regenerant draw
causing brine refill.
Flush out foreign matter holding disc open by manually
operating valve stem.
Air leak in regenerant line to air check.
Check all connections in regenerant line for leaks. Refer
to instructions.
Improper drain control for injector.
Too small of a drain control with a larger injector will
reduce draw rates.
Drain control clogged with resin or other debris.
Clean drain control.
AUTOTROL
®
Logix 764 Control Performa Cv Series Valves (273, 278) Service Manual
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