2
GENERAL
Classic
Slimline FF
-
Installation & Servicing
Boiler Size
FF 330
FF 340
FF 350
FF 360
Gas supply connection
(in. BSP)
Rc 1/2 (1/2) 1/2" (BSP Female)
Flow connection
22mm copper
Return connection
22mm copper
Maximum static water head
m (ft.)
30.5 (100)
Minimum static water head
m (ft.)
0.45 (1.5)
Electrical supply
230 V 50 Hz Boiler power consumption; 100W
Fuse rating
External; 3A Internal; F1A to BS.4265
Water content
litre (gal.)
2.7 (0.6)
3.65 (0.8)
Dry Weight
kg (lb)
40.9 (90.3)
46.6 (102.8)
Maximum installation weight
kg (lb)
31.4 (69.3)
37.4 (82.5)
Boiler size
Height
mm (in.)
700 (27.5)
Width
mm (in.)
380 (15.0)
Depth
mm (in.)
280 (11.0)
Flue duct diameter
mm (in.)
100 (4.0)
Flue duct length (max)
m (ft)
1.0 (3.3)
Note.
Gas consumption is calculated using a calorific value of
38.7 MJ/m
3
(1038 Btu/ft
3
) gross or 34.9 MJ/m
3
(935 Btu/ft
3
) nett
To obtain the gas consumption at a different calorific value:-
a. FOR L/S - divide the gross heat input (kW) by the gross C.V.
of the gas (MJ/m
3
)
b. FOR FT
3
/H - divide the gross heat input (Btu/h) by the gross
C.V. of the gas (Btu/ft
3
)
Table 1 - General Data
Table 2 - Performance Data
*
The value is used in the UK Government's Standard Assessment Procedure (SAP) for energy rating of dwellings.
The test data from which it has been calculated have been certified by a notified body.
Boiler Size
FF 330
FF 340
FF 350
FF 360
Boiler input
kW
10.8
14.5
17.85
21.9
Btu/h x 1000
36.8
49.3
61.0
74.7
Gas consumption
l/s
0.275
0.375
0.458
0.567
ft
3
/h
35.4
47.5
58.7
72.0
Boiler output
kW
8.8
11.7
14.7
17.6
Btu/h x 1000
30
40
50
60
Burner Setting
mbar (in.w.g.)
12.6 (5.0)
11.0 (4.4)
12.7 (5.0)
14.0 (5.6)
pressure (HOT)
Seasonal Efficiency (SEDBUK) *
Band D
[80.4]%
[79.2]%
[80.6]%
[79.9]%
CAUTION.
To avoid the possibility of injury during the installation, servicing or cleaning of this
appliance, care should be taken when handling edges of sheet steel components
Summary of Contents for Classic FF 330
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