Viessmann VITOCAL 151-A Installation And Service Instructions Manual page 16
Air source heat pump, monoblock version for heating and cooling operation, with 1 integrated heating/cooling circuit
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Also See for VITOCAL 151-A:
- Operating instructions for the system user (60 pages) ,
- Manual (24 pages)
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Preparing for installation
Requirements for on-site connections
Outdoor unit
221
418
Fig. 3
A
Outdoor unit flow (heating water outlet): Plug-in
connection for Cu 28 x 1.0 mm
Outdoor unit return (heating water inlet): Plug-in
B
connection for Cu 28 x 1.0 mm
16
(cont.)
E
926
1144
705
E
A
D
40
C
B
A
60
600
B
C D
C
Power cable plug
CAN bus communication cable plug (accessories)
D
Condensate drain
E
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