Operator Responsibilities; Standards And Legal Regulations - BWT Rondomat Duo-DVGW 2 Einbau- Und Bedienungsanleitung

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If the product malfunctions during the warranty period, please contact
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your contract partner, the installation company, and indicate the model
type and production number (see specifications or the type plate on the
unit).
Checks by the operator Checks by the operator Checks by the operator Checks by the operator Checks by the operator
The operator must perform the following checks regularly to guarantee
that the unit functions properly.
Check the network pressure/flow pressure Check the network pressure/flow pressure Check the network pressure/flow pressure Check the network pressure/flow pressure Check the network pressure/flow pressure
Check/refill regenerative Check/refill regenerative Check/refill regenerative Check/refill regenerative Check/refill regenerative
Check brine containers for soiling Check brine containers for soiling
Check brine containers for soiling Check brine containers for soiling Check brine containers for soiling
Check for leaks, visual inspection Check for leaks, visual inspection Check for leaks, visual inspection Check for leaks, visual inspection Check for leaks, visual inspection
Functional test/control unit displays Functional test/control unit displays Functional test/control unit displays Functional test/control unit displays Functional test/control unit displays
Checking the water hardness Checking the water hardness Checking the water hardness
Checking the water hardness Checking the water hardness
The hardness of untreated water entering the unit as well as the set
hardness of the blended water must be checked, logged at regular
intervals and corrected if need be (see Safety instructions and Starting
the unit).
Checking the hardness of untreated water Checking the hardness of untreated water Checking the hardness of untreated water
Checking the hardness of untreated water Checking the hardness of untreated water
Residential / Commercial buildings
Industry / Boiler / Air conditioning
Pre-treatment for membrane processes
Checking the hardness of softened water / blended water Checking the hardness of softened water / blended water Checking the hardness of softened water / blended water Checking the hardness of softened water / blended water Checking the hardness of softened water / blended water
Residential / Commercial buildings
Industrial Depending on the requirement, daily for softened water
Boiler/air conditioning
Pre-treatment for membrane processes
Option Option Option Option Option
A Testomat F-BOB automatic hardness tester can be used to check the
hardness of the softened water / blended water and monitored via CIC.

Standards and legal regulations

Standards and legal regulations
Standards and legal regulations Standards and legal regulations Standards and legal regulations
(newest version) (newest version) (newest version) (newest version) (newest version)
The following standards and legal regulations must be observed depending on the intended use. The following standards and legal regulations must be observed depending on the intended use. The following standards and legal regulations must be observed depending on the intended use.
The following standards and legal regulations must be observed depending on the intended use. The following standards and legal regulations must be observed depending on the intended use.
General administrative regulation on minimum requirements on introducing waste water into bodies of water (administrative regulation on waste
water) Appendix 31 Water treatment, cooling systems, production of steam
Law promoting economic resource management and ensuring the environmentally friendly disposal of waste (resource management and waste
law)
Federal Water Act
Water quality regulations for human consumption (drinking water regulations)
EN 806, Specifications for drinking water installations
DIN 1988, Technical regulations for drinking water supply systems
BG Chemie leaflet M 004, Irritating/caustic substances
BG Chemie leaflet M 050, Handling hazardous substances
BG Chemie - Merkblatt M 053, Arbeitsschutzmassnahmen für den Umgang mit Gefahrstoffen (Leaflet M 053, Measures for the protection of
workers handling hazardous substances)
UVV VBG 91 Handling hazardous substances
36 36 36 36 36

Operator responsibilities

Operator responsibilities
Operator responsibilities Operator responsibilities Operator responsibilities
in accordance with German law in accordance with German law in accordance with German law in accordance with German law in accordance with German law
You have purchased a durable and service-friendly product.
However, all technical equipment requires regular servicing to guaran-
tee optimal functioning.
Regular checks performed by the operator are required for the warranty Regular checks performed by the operator are required for the warranty Regular checks performed by the operator are required for the warranty Regular checks performed by the operator are required for the warranty Regular checks performed by the operator are required for the warranty
and proper functioning of the unit. and proper functioning of the unit. and proper functioning of the unit. and proper functioning of the unit. and proper functioning of the unit. In accordance with DIN 1988 section
8 appendix B, the unit must be inspected regularly or, at the latest, every
2 months depending on service and operating conditions.
On a regular basis, find out about the quality/pressure ratio of the water
to be treated. If the water quality changes, the settings may need to be
Once a week Once a week Once a week Once a week Once a week
changed. Consult a specialist if this is the case.
According to use According to use According to use According to use According to use
The replacement of wearing parts within the prescribed maintenance The replacement of wearing parts within the prescribed maintenance The replacement of wearing parts within the prescribed maintenance The replacement of wearing parts within the prescribed maintenance The replacement of wearing parts within the prescribed maintenance
intervals is also required for the warranty and proper functioning of the intervals is also required for the warranty and proper functioning of the intervals is also required for the warranty and proper functioning of the intervals is also required for the warranty and proper functioning of the intervals is also required for the warranty and proper functioning of the
Every 2 months Every 2 months
Every 2 months Every 2 months Every 2 months
unit. unit. In accordance with DIN 1988 section 8 appendix B, the unit must be unit.
unit. unit.
serviced once a year. Communal units must be serviced twice a year.
Every 2 months Every 2 months Every 2 months Every 2 months Every 2 months
Maintenance and wearing parts Maintenance and wearing parts Maintenance and wearing parts
Maintenance and wearing parts Maintenance and wearing parts
Every 2 months Every 2 months Every 2 months Every 2 months Every 2 months
Hygienic cleaning of the brine container at least
Inspect regeneration block
Inspect non-return valve
Inspect brine valve
Inspect electrolysis cell
Check low-salt level
Charge Soft-Control battery
Main membrane
Electrolysis cell
Monthly
Regeneration block non-return valve
Once a week
Waste water valves
Once a week
Regeneration block
Gauge slide
Water meter cover
Monthly
Dilution unit
Connection hoses
Daily
Brine valve
Daily
Brine pipeline
Waste water hose
Container
Order no.: 11987
DIN 1988 states that wearing parts must only be replaced by qualified
personnel (fitter or after-sales service).
We recommend that you enter into a maintenance agreement with your
fitter or the after-sales service department.
Once a year
Once a year
Once a year
Once a year
Once a year
Once a year
Once a year
Every 3 years
Every 3 years
Every 3 years
Every 3 years
Every 5 years
Every 5 years
Every 5 years
Every 5 years
Every 5 years
Every 5 years
Every 5 years
Every 5 years
Every 10 years