Connection Of Combustion Air Device - Viessmann VITOTRONIC 100 GC1 Installation And Service Instructions Manual

Installation

Connection of Combustion Air Device

68
(continued)
Connection of the combustion air
damper
See damper manual for correct
installation.
Ensure that the combustion air
damper is suitable for this application.
E
1. Disconnect power to control and
2. Make connection as shown in the
A Combustion Air Device Adaptor
B Relay 120 VAC coil - field supplied
C Combustion air damper
D End switch rated for 120 VAC
E Power supply, 120 VAC
¨ Safety instruction!
Provide disconnect means and
overcurrent protection as required by
local codes.
Note:
Spring return air dampers do not
require field supplied relay.
burner.
diagram.
in connection enclosure
wired to "normally open" terminal
on device adaptor board