Flue Pipe Installation - Buderus Logano GC124 II/SP Installation And Service Instructions Manual

10

Flue pipe installation

10 Flue pipe installation
This section describes the connection of the flue pipe
and venting system.
Note that the open draft hood cannot be modified under
any circumstances.
USER NOTE
The boiler can and may only be
operated with the electrical vent
damper that is standard supplied with
every GC124.
1. The flue collar is factory installed on the flue
connection of the open draft hood and fastened with
four (4) corrosion-resistant sheet metal screws.
The vent damper supplied with the boiler must be used
for venting the boiler only.
The position of the vent damper position blade must be
visible.
The open draft hood must be at least six inches from all
combustible surfaces.
The vent damper must be freely accessible for
maintenance.
The vent damper must be open when the main burner of
the boiler is operating.
Installation of vent damper
2. Install pins in the hole of the vent damper blade for
the II models only. The openings in the vent damper
blade must remain open for the SP model boilers.
3. Fasten vent damper to the flue collar of the open
draft hood with three (3) corrosion-resistant sheet
metal screws.
Connecting flue pipe
4. Connect flue pipe to the chimney with the shortest
possible length of flue pipe.
Use only flue pipes with the proper diameter for the
boiler.
Every horizontal section of the flue pipe must have a
minimum rise of 1/4 inch per foot towards the chimney.
The flue pipe must be securely fastened to prevent it
from hanging. A support must be installed at least every
five feet. Fasten every connection with at least three (3)
corrosion-resistance sheet metal screws.The end
section of the flue pipe must connect to the inside of the
chimney smoke duct.
24 Installation and maintenance instructions Gas Boiler Logano GC124 II/SP • Issue 07/2006
4
3
2
1
Fig. 16 Installation of vent damper
1 Open draft hood
2 Vent connection
3 Vent damper
4 Damper blade position indicator
5 Vent damper motor
6 Flue gas collector
7 Boiler
We reserve the right to make any changes due to technical modifications.
5
6
7