Secondary Side Connections (Heating Circuits) - Viessmann VITOCAL 300-A Installation And Service Instructions Manual
Type awc-i-m, aw-o-m
compact heat pump with electric drive, 230 v~
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Also See for VITOCAL 300-A:
- Installation and service instructions manual (208 pages) ,
- Installation and service instructions for contractors (124 pages) ,
- Operating instructions manual (60 pages)
Table of Contents
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Secondary side connections (heating circuits)
Note
&
In underfloor heating circuits, a tem-
perature limiter must be integrated
on site for limiting the maximum
temperature of underfloor heating.
&
An overflow valve must be inte-
grated in every heating circuit (excl.
single pipe heating circuits) to safe-
guard the minimum volume flow
(see specification on page 204).
&
Type AW-O-M:
The secondary circuit must be
equipped on site with an expansion
vessel.
Installation sequence
61
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