Troubleshooting Repairs; Remove Front Panel; Overview Of Electrical Components - Viessmann KWT Vitocal 300-G Pro Installation And Service Instructions Manual

Repairs

Remove front panel

!
Please note
Never damage cables between the program-
ming unit and the wiring chamber.
Carefully remove top panel (see page 31).
1. Mains isolator set to OFF
2. Undo the front panel (2 x screws at the bottom) and
remove it (around 60 cm working space)
3.
Fig.42
Note
The numbered arrows indicate the individual installa-
tion steps. See installation instructions.

Overview of electrical components

See from page 37.
3. Put the front panel aside, taking into consideration
the length of the connecting cable, and secure it
against falling over.
4. Remove the top panel.
1.
2.
Troubleshooting
67