Viessmann VITOCAL 300-G Installation And Service Instructions Manual page 168

Troubleshooting
Repairs
(cont.)
Removing the heat pump module
!
Please note
Avoiding device damage.
5. Drain the primary and secondary side
(for drain valves, see page 165).
168
3.
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U/V/W
4.
Never put weight on the top, front
or side panels of the appliance.
1.
aYH
2.