Viessmann VITOCAL 151-A Installation And Service Instructions Manual page 31
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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Installing the outdoor unit
1.
Fig. 18
Outdoor unit flow (heating water outlet)
A
Outdoor unit return (heating water inlet)
B
Checking the transport bracket
!
Please note
Releasing the transport lock prematurely will
affect the function of the safety valve during the
filling process. This can cause damage to the
outdoor unit.
Do not release the transport bracket until after
the filling and venting process.
(cont.)
2.
B
A
2x
Installation sequence
31
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