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9. Enter 0 using the numerical key pad and press [SET].
Tip
[CLEAR]: Clears the whole value.
[BACK]: Deletes the rightmost number of the value.
The screen returns to the COND. CAL. screen.
10. Press [ZERO] on the COND. CAL. screen.
A screen is displayed asking whether to start calibration.
11. Press [YES] to start zero calibration.
The screen shows that the calibration is in progress.
12. When the value becomes stable, press [FIX].
A confirmation screen is displayed.
13. Press [YES].
The conductivity zero calibration coefficient is updated.
14. Turn off the power.
15. Install the conductivity sensor to the residual chlorine/conductivity cell.
16. Close the inner door of the device.
17. Open the stop valve.
18. Turn ON the power.
4 CALIBRATION
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