Download Viessmann VITOCAL 222-G Datasheet

Preparing for installation
System version 1 (cont.)
qO Room temperature sensor (if no
remote control is installed), see
also page 67
wP KM BUS: Cooling circuit extension kit
wQ Outside temperature sensor
wR Collector temperature sensor
(only with Vitocal 242)
Installation
qQ Brine circuit pressure switch (if
the pressure switch is not
installed, use the jumper provided)
qE DHW circulation pump
qR Natural cooling extension kit
qT Central fault message
qZ Power-OFF
qI KM BUS: Vitotrol 200 remote control (with room temperature sensor), see also page 67
Connections to control module X80, 230 V
A Front of control module (with type
plate)
B Compressor power supply
C Internal connection to control
panel
D Primary pump connection
E Compressor safety chain connection
H Compressor contactor
K Full wave soft starter connection
L Primary temperature sensor (for
control purposes)
M Heat pump module
R Full wave soft starter
S Capacitor
5592 969 GB
Information regarding other connections
The primary pump, the secondary pump, the instantaneous heating water heater and the central heating/DHW three-way diverter valve have already been
connected in the factory.
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