Reassembling And Filling The Dhw Cylinder; Checking The Expansion Vessel And System Pressure - Viessmann Vitodens 222-F Installation And Service Instructions For Contractors

Reassembling and filling the DHW cylinder

5.
Fig. 39
1. Reconnect the DHW cylinder to the pipework.
2. Insert a new gasket underneath the flange cover.
3. Mount the flange cover and tighten the screws with
a maximum torque of 25 Nm.

Checking the expansion vessel and system pressure

A
Fig. 40
Commissioning, inspection, maintenance
8x
4.
3.
2.
4. Push the earth cable onto the tab.
5. Fit the cover.
6. Fill the DHW cylinder with potable water.
47