Water Connection - Atmos S 61 Servant Operating Instructions Manual

3.0 Setting up and starting up

3.3 Water connection

Requirements for water supply:
• Easily accessible water tap or ball valve with external thread G 3/4".
• The connection must be able to be closed without any additional effort.
• Connection including pipe aeration is recommended.
• Minimum height of the water tap from the floor: 35 cm.
• Distance of the water tap to the ATMOS S 61 Servant ENT workstation: < 3 m.
• Required pressure in domestic water system: > 2 bar, but < 5 bar.
• The water provided by the household connection must at least meet the WHO guidelines and the country-specific guidelines
for drinking water.
• Country-specific regulations for the installation must be considered when the unit is connected to the public water supply.
• Before connecting: Rinse water supply line in order to remove any contamination from the system.
• When clean water is available, connect supply hose to the water tap mentioned above.
• For compliance with the regulations of DIN EN 1717, we recommend adding a water separation system.
• There is no special calcification safety device integrated in the water system. A calcification safety device must be connected
when the respective drinking water is of hardness grade 3 (14–21 °dH or 2.5–3.8 mmol/l = hard water) and of hardness
grade 4 (from 21 °dH or from 3.8 mmol/l = very hard water).
Please contact your local water supplier and/or plumber.
!
The water tap must be closed at the end of operation!
Water hardness
1 (soft)
2 (medium)
3 (hard)
4 (very hard)
• The use of demineralized water may affect the function of the waste water disposal!
Water connection with ball valve
Water connection with ball valve and
particle filter
Millimole per liter
≤ 1.3
1.3 to 2.5
2.5 to 3.8
> 3.8
°dH
≤ 7.3 Calcification protection
system is not required
7.3 to 14
14 to 21.3 Calcification protection
system is required
> 21.3
Water connection with water
tap 3/4" external thread
Water connection with water
tap 3/4" external thread and
particle filter
11