4 common duct, Allation, Figure 33 – Roberts Gorden Vacuum Assisted Linear User Manual
Page 58

B
LACKHEAT
®
I
NSTALLATION
O
PERATION
AND
S
ERVICE
M
ANUAL
52 of 74
Figure 32: Fresh Air Intake Spigot
Figure 33: Air Supply with Flue Configurations
11.4 Common Duct
When using a common air inlet duct, always ensure that
the area of the common air inlet duct represents the area
of all air ducts.
Burner
Dust Arrest
Baffle Plate
100 mm Diameter
Fresh Air Intake Spigot
Sheetmetal
Screw
Description
Part Number
Dust Arrest Baffle
07230000
Fresh Air Intake Spigot
07260000
C
52
C
32
C
12
C
32
C
62
B
22
C
12
This manual is related to the following products:
- Double Linear U-Tube and Multi-Burner Gas Fired Heating Systems BH15ST BH20ST and Multi-Burner Gas Fired Heating Systems BH45UT/EF and Multi-Burner Gas Fired Heating Systems BH70DL/EF and Multi-Burner Gas Fired Heating Systems BH25ST/EF and Multi-Burner Gas Fired Heating Systems BH45ST/EF and Multi-Burner Gas Fired Heating Systems BH25UT/EF and Multi-Burner Gas Fired Heating Systems BH50UT/EF and Multi-Burner Gas Fired Heating Systems BH40ST/EF and Multi-Burner Gas Fired Heating Systems BH40DL and Multi-Burner Gas Fired Heating Systems BH60DL/EF and Multi-Burner Gas Fired Heating Systems BH30DL and Multi-Burner Gas Fired Heating Systems BH40UT/EF and Multi-Burner Gas Fired Heating Systems BH15UT and Multi-Burner Gas Fired Heating Systems BH30ST/EF and Multi-Burner Gas Fired Heating Systems BH50ST/EF BH55ST and Multi-Burner Gas Fired Heating Systems BH35ST/EF