Viessmann Vitocal 300-G Installation And Service Instructions For Contractors page 70
Compact heat pump with electric drive single and two-stage
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Also See for Vitocal 300-G:
- Installation and service instructions manual (256 pages) ,
- Operating and service instructions (104 pages) ,
- Installation and service instructions for contractors (92 pages)
Table of Contents
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Installation sequence
Electrical connections in the heat pump control...
Terminal area, heat pump control unit
aVG
F0/F2
F6/F7
F11/F12
F16/F17
LON
E
[CA
X
A Cross connect PCB
B F1 Fuse 6.3 A (slow)
C Extension PCB
D Main PCB
F3 Fuse 6.3 A (slow)
fÖ Power supply (connected at the
factory)
70
F3/F4
F8/F9
F13/F14
F18/F20
F21/F23
D
sYF
sYG
sYH
fÖ sYD sYS
sXG
sXF
sXD sXS sXA
X1
X2
sXÖ
C
E Controller and sensor PCB
(cont.)
sYA
sYÖ
A
X3
B
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