1 TECHNICAL
INFORMATION
5
1.5 BOILER
SCHEMATIC
1 Automatic air vent
2 Co-axial duct
3 Air pressure
switch
4 Sealed chamber
5 Flue hood
6 Fan
7 Limit thermostat
8 Heating sensor
9 Heat exchanger
10 Burner
11 Ignition spark electrode
12 Ignition earth electrode
13 Flame detection electrode
14 Safety valve (3 bar)
15 Gas valve
16 Pressure gauge
17 Heating expansion vessel
18 Hot water expansion vessels
19 Cold water inlet to storage cylinder
20 Hot water outlet from storage cylinder
21 Anode
22 Storage cylinder
23 Heating coil
24 Flow switch
25 Hot water non return valve
26 Heating non return valve
27 Hot water pump
28 Heating pump
29 Storage cylinder drain cock
30 Temperature/pressure relief valve
Содержание RIO 140
Страница 33: ...10 WIRING DIAGRAMS 33 10 1 ILLUSTRATED WIRING DIAGRAM ...
Страница 34: ...10 WIRING DIAGRAMS 34 10 2 FUNCTIONAL FLOW WIRING DIAGRAM ...
Страница 35: ...11 SEQUENCE OF OPERATION CHARTS 35 11 1 AUTOMATIC IGNITION SEQUENCE ...
Страница 36: ...11 SEQUENCE OF OPERATION CHARTS 36 11 2 OPERATION IN CENTRAL HEATING MODE ...
Страница 37: ...11 SEQUENCE OF OPERATION CHARTS 37 11 3 OPERATION IN DOMESTIC HOT WATER MODE ...
Страница 47: ...NOTE 47 ...
Страница 54: ...6 ELECTRONIC TIMER Description of controls see Figs 3 and 4 ...
Страница 55: ...7 PROGRAMMING THE ELECTRONIC TIMER ...