Technical data

57
Installation – Vitotronic 100, GC1
Connection of single combustion air devices on mulitple boiler system
If a single combustion air device is
required for a multiple boiler system, a
Common Combustion Air Interface
must be installed.
Rated voltage: 120 VAC
Rating current: max 5 FLA
Recommended connection
wire size: AWG 14
1. Install Combustion Air Device
Adaptor on each boiler.
Part No. 7134 563
2. Install Common Combustion Air
Device Interface,
Part No. 7134 604
as per supplied manual.
3. Make connection as shown in the
diagram at left.
A Common Combustion Air Device
Interface (wall mount)
B Combustion Air Device Adaptor in
connection enclosure on each
boiler
C Interconnecting wiring
(field supplied and connected)
Refer to Installation and Operating
Instructions of Common Combustion
Air Device Interface for details.
5351 340 v1.4