Viessmann Vitocal 300 AWO-M-AC 301.A, Installation And Service Instructions Manual

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23
Required cables and hydraulic lines
Z
T
Q
B
X
V
M N
U
J
W
Y
S
R
O
P
C
B Power cable for compressor/fan
(230 V/50 Hz; 1/N/PE)
Recommended cable: 3 x 4.0 mm
2 ,
flexible
C Hydraulic connection lines (connec-
tion set - accessory; underground
cable routing: see following dia-
gram)
J Shut-off and drain valves
M
DHW cylinder flow / heating water
flow with secondary pump assembly
N
Heating water return
O Control panel
P
External heat pump
Q Instantaneous heating water heater
(accessory; install in building)
R Secondary circuit flow temperature
sensor (install in the heating water
flow inside the building)
Cable with plug, 2.0 m long (extend
on site if required)
S Connecting cable with plug for con-
trol module/instantaneous heating
water heater, approx. 1.6 m long
T Control module, instantaneous
heating water heater (connecting
chamber with 2 output relays; install
inside the building)
Preparing for installation
External heat pump type AWO-M-AC 301.A
(cont.)
5692 875 GB
Installation