Baxi Sirius FS 90-105-130-160 Installation, Operation & Maintenance Manual page 15

Insert the flue-gas union
and fasten the connector
to the flue-gas thermo-
stat
F CH: heating flow
R CH: heating return
GAS: gas inlet to the boiler
SC: condensate drain
SIZE = EXTERNAL 25 mm
INTERNAL 18 mm
Figure 5
Model Depth
(mm)
A
FS 90
801
FS 105 871
FS 130 1024
FS 160 1132
Table 1
InstructIons pertaInInG to the InstaLLer
Height Width Gas
(mm) (mm) fitting
850 450 G
850 450 G 1"
850 450 G 1"
850 450 G 1"
Fitting Fitting
F R
(CH) (CH)
/ " G 1 / '' G 1 / ''
3 1 1
4 4 4
G 1 / " G 1 / "
1 1
2 2
G 1 / " G 1 / "
1 1
2 2
G 1 / " G 1 / "
1 1
2 2
15
CLEARANCE
FRONT = 700 mm
REAR = allow room to make
connections
SIDE = 10 mm
TOP = 500 mm
Water contents
( l )
13,7
21
23,3
25,3
912.823.1 - GB