Waterco Chemflo Plus, User Manual

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pH Menu
Accessing the pH Menu
Access the Menu System by pressing ENT. Use the Y/UP or N/DOWN button to
scroll through the main menu until pH MENU is displayed on the LCD. Press ENT to
select.
Manual Feed
Having accessed
the ORP menu, the LCD will ask “Manual Feed Y/N?”. Press Y/UP to
select
and the display will read “FEED 5 mins/75mL” .
You can increase the amount of the dose by pressing the Y/UP button until the desired
dose amount is displayed. (Note: the dose volume displayed is an estimate only)
Press ENT and the peristaltic pump will commence feeding liquid chlorine.
Adjusting the Set Point
The pH Set Point is the pH that the will adjust your pool water to. You can
adjust the pH Set Point via the pH Menu.
Enter the pH Menu as described above, and press the N/DOWN button when asked
whether you wish to do a manual feed. The LCD will then read “ADJUST SET POINT
Y/N?” Press Y/UP to select this option and then the LCD will display the current set point.
Adjust this using the Y/UP or N/DOWN buttons. Confirm the adjusted set point by pressing
ENT. The new set point will then be displayed on the right hand side of line 3 of the LCD.
Calibration and Re-setting Factory Defaults
If your consistently displays a pH reading different from that obtained by manual
testing with a quality test kit, it may be necessary to re-calibrate the multi-electrode (probe).
The instructions below assume the probe is measuring a pH of 7.8.
Caution: do NOT re-calibrate the probe until identical pH readings have
been obtained from at least three tests from around the pool. You will need
to calibrate the probe to the pH value obtained from these test kit results.
Enter the pH menu as described previously and press the N/DOWN button when asked
whether you want to do a manual feed, and then again when asked whether you wish to
adjust the set point.
The LCD will then read “CALIBRATE PROBE?”. Press Y/UP to select this option and the
LCD will read “PROBE Ph = 7.8 ADJUST TO +0.0”. Use the Y/UP button to increase the
adjusted value to the required level. Press ENT to confirm the adjustment and after a few
seconds the will revert to normal operation and the home screen will display the
new pH value.