Hach HQ10 Manuel D'instructions page 13

LDO Sensor Replacement Kit
interference, in which case the user will be required to correct the interference at his
own expense.
The following techniques of reducing the interference problems are easily applied:
1. Disconnect the Calibration Module from the HQ10 or 20 meter to verify it is not
2. Move the HQ10 or HQ20 meter away from the device receiving the interference.
3. Reposition the antenna for the device receiving the interference.
4. Try combinations of the above.
Replacement Parts
Description
Desiccant Cartridge................................................................... 6/pkg ........ 51889-06
LDO Sensor Replacement Kit ..................................................... each ........ 51812-00
the source of the interference.
13
GB
Unit Cat. No.