Burner Connection; Room Thermostat Connection - Viessmann KW10 Installation, Start-Up And Service Instructions Manual

Electrical Connections

Burner Connection

to control
(RAST-5 plug)
to burner or wall vent system
( plug)

Room Thermostat Connection

10
The main circuit board is pictured from the top.
The Vitotronic 100 is prewired with the
Viessmann quick-connect plug-in
system.
1. Connect the RAST-5 plug to the
main circuit board of the control
(see page 8)
2. Connect 7-pole plug to the
counter plug of the burner
or
if installing a wall vent system
(accessory), connect 7-pole plug to
counter plug of wall vent system.
Refer to technical instructions
of the burner and/or wall vent
system
WARNING
Do not connect the 41-plug from the
boiler control directly to the burner if
installing a wall vent system.
See technical instructions of the wall
vent system.
A room thermostat or end-switches
from zone valves (in multi-zone
systems) can be connected to the room
thermostat connection. Connection
must be potential-free ("dry contact").
1. Feed the cabling from the room
thermostat through rear top panel
wiring gate of the boiler. Use 2
conductor AWG 18 copper wire
only.
2. Slide cable into the strain relief and
secure with strain relief set screw.
3. Connect wires to main circuit board
as shown.
4. Set thermostat anticipator to 0.1 A.