Viessmann VITODENS 242-F Installation And Service Instructions Manual page 38

3.2 to 26 kw gas condensing/solar storage combi boiler gas council no. 41-819-18; 41-819-19 natural gas and lpg version
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Installation sequence
Electrical connections
Routing the connecting cables
!
Please note
Connecting cables will be dam-
aged if they touch hot compo-
nents.
A LV connections
B 230 V connections
C Internal extension
D Main PCB
38
(cont.)
E Communication module (accesso-
ries)
F Cable grommet for power cable
When routing and securing
cables/leads on site, ensure that
the maximum permissible tem-
peratures for these cables/leads
are not exceeded.

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