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8.914-458.0-G • Water Maze CLB-603
37
WATER TREATMENT SYSTEM
Troubleshooting Guide
TROUBLESHOOTING - PH SENSOR
All controllers are manufactured to the highest quality standards and thoroughly tested before leaving the fac-
tory. State-of-the-art designs and fabrication technology should ensure years for trouble-free operation.
PROBLEM
SOLUTION
NO LIGHTS
ARE ON WITH
POWER ON
Check for power going to controller.
Check for a damaged power connector.
Check internal fuse (1A slow blow) marked F3 on control board.
ILLOGICAL pH
VALUE DISPLAY
The sensor cable connections may be reversed. Verify that the sensor cables are
properly connected to their respective BNC connectors on the controller unit.
pH FEEDER
DOES NOT
ACTIVATE
Verify that the acid/base feed jumper JP14 on the control board is properly set.
Make sure the AUTO feed light for pH is on.
Check the pH relay fuse (5A slow blow) marked F2 on control board
pH REQUIRES
FREQUENT
CALIBRATION
Clean or replace the sensor as outlined in the maintenance section.
INCONSISTANT
OR SLOW pH
READINGS
Verify that the sensor cables are properly connected to their respective BNC con-
nectors and the controller unit.
Clean or replace the sensor as outlined in the maintenance section.
Replace the sensors if needed.
CHEMICAL
FEEDER RUNS
CONTINUOUSLY
Make sure the AUTO feed mode is selected.
Verify that the chemical feeders are properly connected to their respective con-
nectors or controller unit.
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