To Next PageTo Next PageWhat to do if my BWT Water Dispenser display indicates Valve 1, 2, 3, or 4 is defective?
If your BWT Water Dispenser display indicates that Valve 1, 2, 3, or 4 is defective, it means the cable to the valve block is defective. Check the cable to the valve block and press OK to confirm. If the malfunction is still displayed, contact the after sales service staff.
General| Brand | BWT |
|---|---|
| Model | Rondomat Duo-DVGW 2 |
| Category | Water Dispenser |
| Language | English |
General safety guidelines and precautions for using the product safely.
Defines the product and intended users for this manual.
Specifies required skills for installation and operation personnel.
Guidance on safe handling, lifting, and mounting the unit.
Explanation of warning symbols and their meanings.
Details on how hazard warnings and safety instructions are presented.
Specific safety advice for particular actions on the device.
Key considerations for installation and use, including regulatory compliance and water quality.
Explanation of model designations and their corresponding product types.
Lists actions that constitute misuse of the unit.
Manufacturer's liability statement regarding product modification or misuse.
References to other documents considered part of the manual.
Explains the ion exchange principle and alternating column operation.
Describes consumption-dependent operation and data retention.
Details brine measurement, salt level indication, and disinfection.
How to operate the unit using the display and keyboard.
Describes the control unit's regeneration trigger for unused capacity.
Notes on permanent storage of programmed parameters.
Compliance with regulations, installer qualifications, and local codes.
Requirements for location, protection, connections, and safety devices.
Quality, pressure, chlorine limits, and temperature for feed water.
Pipe flushing, corrosion prevention, filters, test points, and hose routing.
Matching unit performance to usage, and water tapping after holidays.
Visual representation of the unit's installation layout and connections.
Steps for positioning columns, filling resin, and attaching the control valve.
Instructions for attaching the Soft-Control controller and transformer.
Connecting the unit to the water network, brine hose, and flushing water hose.
Wiring diagram for connecting the Soft-Control controller to the valve block.
Wiring diagram for the DVGW electrolysis unit and Soft-Control controller.
Details on connections for dosing, regeneration start, signal, and pressure switch.
Navigation and basic operation of the unit via the display and buttons.
Initial sequence of actions after installation, including power connection and initial display.
Steps to cancel regeneration and perform manual regeneration if needed.
Procedure for choosing the display language for the unit.
Steps to rinse resin particles and perform initial flushing of the unit.
Procedure for quick flushing the first softening column and checking water clarity.
Procedure for quick flushing the second softening column.
How to set untreated and blended water hardness values.
Steps to initiate manual regeneration and monitor its progress.
Instructions for filling the salt/brine container with regenerative salt.
Explains how sodium content changes with hardness reduction.
Procedure for adjusting blended water hardness using spindles.
Requirements for manual regeneration and operator instructions before handover.
Instructions for adding salt to the brine container and minimum level.
Step-by-step guide to manually initiate the regeneration process.
Guidelines for cleaning the regenerative container.
Requirement for disinfection if the unit was unused for over 4 days.
Unit behavior during and after a power outage, including regeneration restart.
Procedure for correctly shutting down the unit to prevent contamination.
Steps to reactivate the unit after a period of decommissioning.
Defines the scope of product operation, including checks and compliance.
Regular checks required by the operator for proper functioning.
Mandatory annual servicing and replacement of wearing parts.
Scheduled maintenance tasks performed by BWT service personnel.
Regularly checking and logging untreated and softened water hardness.
Troubleshooting steps for no softened water output.
Diagnosing and resolving issues with low water flow.
Addressing the 'low salt' warning and its implications.
Troubleshooting defective valves and checking cable connections.
Resolving electrolysis cell overcurrent errors.
Information regarding the service reminder after 500 regenerations.
Detailed physical dimensions and weights for different Rondomat Duo models.
Contact information for temporary unit decommissioning.
Safety precautions and procedure for permanent unit shutdown.
Instructions for proper disposal of the unit, packaging, and batteries.
