Viessmann Fillstation medium - Maintenance of Pressure Reducer

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Maintenance of pressure reducer
A
The pressure reducer must be main-
tained annually in accordance with EN
806, Part 5.
1. Close the shut-off valves on the inlet
and outlet sides and remove the
casing.
2.
Unscrew pressure reducer A anti-
clockwise with the maintenance key
and clean it with clean cold water.
3. Assemble in reverse order.
4. Re-open the shut-off valves on the
inlet and outlet sides.
Specification
Max. operating pressure 10 bar
Max. operating temperature, inlet/outlet 30 °C /65 °C
Medium DHW
Outlet pressure 1 to 6 bar (preset to 1.5 bar)
Fill rate With 4 - 30 l cartridge
0.5 m
3
/h at Δp = 1.5 bar
With 2.5 l cartridge
0.3 m
3
/h at Δp = 1.5 bar
GB
Maintenance
(cont.)
5593079