Adjusting The Dosing Controllers - Grundfos Oxiperm OCD-164 Manual De Instalación Y De Mantenimiento

7.6 Adjusting the dosing controllers

The dosing controllers can be adjusted during startup mode.
Consumption of components, see table in section
2.1.1 Performance and consumption
Fig. 23 Dosing controller
Pos. Description
1 Clamping nut
2 Adjusting screw
3 Sensor
The dosing controllers are correctly set, if the LEDs on the
controller flowchart flash regularly, see section
display elements, items 1 and 4.
If the LEDs are off, the dosing controllers are set too high. If the
LEDs flash very rapidly (or light up permanently), the dosing
controllers are set too low.
Adjustment
1. Loosen the clamping nut (1).
2. Readjust the sensor using the adjusting screw (2).
3. If the LED is off, the sensor is set too high.
4. Adjust the sensor from above to the correct working point,
until the LED flashes regularly.
5. Adjust the sensor about approx. 1 mm lower with the
adjustment screw (2).
6. Fix the sensor using the clamping nut (1).
32
data.
6.2 Control and