Viessmann VITOCAL 222-S Installation And Service Instructions Manual page 33
Compact heat pumps, split version for heating and cooling operation
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Also See for VITOCAL 222-S:
- Installation and service instructions manual (164 pages) ,
- Installation and service instructions for contractors (160 pages) ,
- User manual (236 pages)
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Connecting the secondary circuit
3.
A Straight pipe sections supplied
B Pipe bends from secondary circuit
connection set (accessories, see
separate installation instructions)
Symbol
2.
2x
2x
Meaning
Heating water return
Heating water flow
Installation sequence
(cont.)
Connection
Cu 28 x 1 mm
Cu 28 x 1 mm
33
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