Elpress DZW-HDT Manual Del Usuario página 137

• Optionally, an adjustable valve for chemical dosing is installed.
Ensure that the correct chemical dosing ratio is set with handle
More information about adjustable settings and options is found in:
Technical documentation: Changing settings.
• An audible signal and potential-free fault contact are activated when
the level of chemical falls too low. In addition, the pilot lamp will start
to flash red/green. In this case, insert a new jerry can of chemical.
• Turn the main switch on to start the installation
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