Installing the water supply
1.
Flush through the customer's water supply pipe (Z).
2.
Fit the sediment filter (X) and, if necessary, a water treatment system (W).
3.
Fit a separate shut-off device (Y) for each appliance.
4.
If a backflow preventer (V) or double check valve (DCV) are required (see
connection diagram), fit the relevant device in the water supply line.
5.
Connect the appliance as shown in the connection drawing.
6.
Flush through the sediment filter by operating the recoil hand shower.
7.
Once the water supply has been installed, close the shut-off device.
8.
Inform the user about the service intervals for the filters, and the water treat-
ment system if applicable.
6.4.2 Test the water quality
Materials required
You will need the following materials:
■
1 sample container for taking samples
■
1 conductivity meter (part no. 3019007)
■
Analysis kit for measuring general hardness and carbonate hardness, including two analysis containers (part no. 3019010)
■
Protective gloves
Test the water quality
Measure the electrical conductivity and general hardness of the water By following the instructions included with the tester and
analysis kit.
Compare the measured values with the recommended values; see 'Technical data' on page 65.
6.4.3 Drain connection
Regulations for the drain connection
You must comply with local and national regulations on the design of the drain connection and on the composition of the wastewa-
ter. These include:
■
DIN 1988 part 2 and part 4
■
DIN EN 1717
■
Local wastewater regulations
6 Installation
Installation manual
55
