Operator Responsibilities; Intended Operation; Inspections; Maintenance According To En 806 - BWT Rondomat Duo-DVGW 2 Einbau- Und Bedienungsanleitung

9

Operator responsibilities

You have purchased a durable and service-friendly product.
However, all technical equipment requires regular servicing to guarantee
optimal functioning.
Regular checks performed by the operator are required for the warranty
and proper functioning of the unit. 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
changed. Consult a specialist if this is the case.
9.1

Intended operation

The intended operation of the product includes commissioning, operation,
decommissioning and, if necessary, recommissioning. Proper operation
of the product and the drinking water installation requires regular checks,
servicing and operation in compliance with the operating conditions used
for planning and installation.
9.2

Inspections

(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/refill regenerative
Check brine containers for soiling
Check for leaks, visual inspection
Functional test/control unit displays
Checking the water hardness
The hardness of untreated water entering the unit as well as the set hard-
ness 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
Residential / Commercial buildings
Industry / Boiler / Air conditioning
Pre-treatment for membrane processes
Checking the hardness of softened water / blended water
Residential / Commercial buildings
Industrial, depending on the requirement for
softened water
Boiler / air conditioning
Pre-treatment for membrane processes
Option
A Testomat F-BOB automatic hardness tester can be used to check and
monitor the hardness of the softened water / blended water via CIC.
Testomat F-BOB automatic hardness tester
9.3 Inspections
(according to EN 806-5 by the operator)The replacement of wearing
parts within the prescribed maintenance intervals is also required for the
warranty and proper functioning of the unit. The unit must be serviced
once a year. Communal units must be serviced twice a year.
We recommend that you enter into a maintenance agreement with your
fitter or the after-sales service department.
9.4

Maintenance according to EN 806-5

(by BWT customer service or authorized specialist)
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
Regeneration block non-return valve
Waste water valves
Regeneration block
Once a week
Gauge slide
According to use
Water meter cover
Every 2 months
Dilution unit
Every 2 months
Connection hoses
Every 2 months
Brine valve
Brine pipeline
Waste water hose
Container

10 Warranty

Monthly
Once a week
If the product malfunctions during the warranty period, please contact
Once a week
your contract partner, the installation company, and indicate the model
type and production number (see specifications or the type plate on
the unit).
Non-compliance with the installation conditions and the operator respon-
Monthly
sibilities voids the warranty.
The wearing parts defined in the "Operator responsibilities" section
Daily
and the consequences of failing to replace these parts on time are not
covered by the 2-year legal warranty.
Daily
BWT assumes no liability in the event that the unit fails or if the capa-
Daily
city becomes deficient due to incorrect material selection/combination,
floating corrosion products or iron and manganese deposits, or any
resulting damage thereof.
The use of regenerative that does not comply with DIN EN 973 Type A
voids the warranty.
Order no.: 11987
EN
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
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