11
1.- Steel chassis complete with expansion vessel
2.- Sealed chamber
3.- Burner and heat exchanger assembly
4.- Air / gas connection
5.- 24 V modulating fan
6.- Gas valve
7.- Ignition electrode
8.- Ionisation probe
9.- Ignitor
10.- Combustion products manifold
11.- Siphon
12.- Silencer
13.- Electrical box
14.- Pump
16.- Pressure gauge
17.- Three way valve
18.- Automatic air separator and automatic vent
20.- Main exchanger inlet thermistor
21.- Main exchanger outlet thermistor
22.- Overheat sensor
23.- Central heating pressure relief valve
24.- Manual air vent with pipe
25.- Thermo fuse
INSTALLER’S INSTRUCTIONS
17
Fig. 6
18
7. Description
11
23
1
2
3
4
5
6
8
12
13
14
7
Fig. 5
20
21
10
9
22
16
42
24
25
31
27
26
35
29
Fig. 7
34
32
33
30
26.- Display
27.- On/off push button and power on
indicator light
29.- Reset push button and red indicator
locking light
30.- DHW control knob
and temperature
setting
(System Plus only)
31.- Central Heating control knob
and
temperature setting
32.- Menu button
33.- Reducing button
34.- Increasing button
35.- Setting button
(System Plus only)
Содержание Benchmark System A 24 RFF
Страница 18: ...18 1 2 A A Fig 13 Fig 15 Fig 12 11 Installing the Boiler continued Fig 14 P P ...
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Страница 30: ...30 WIRING DIAGRAM FOR CONNECTION TO AN OPEN VENTED CYLINDER DIAGRAM B ...
Страница 31: ...31 WIRING DIAGRAM FOR CONNECTION TO AN MTS UNVENTED CYLINDER DIAGRAM A ...
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