Ariston 47-116-12 User Manual

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15
B023
2.11
Electrical Diagram
Legend:
AT =
High Voltage P.C.B.
BT =
Low Voltage P.C.B.
B
=
Flame Failure L.E.D.
C
=
Insufficient Water Pressure L.E.D.
D
=
Water Temperature Indicator L.E.D.s
E
=
Overheat Thermostat Warning L.E.D.
F
=
System Reset Button
G
=
Selector Knob for Operating Mode
H
=
Domestic Hot Water Temp. Adjustment
I
=
Central Heating Temp. Adjustment
J
=
Wire Connector for Room Thermostat
K
=
Connector for Total Check System
M
=
Anti-cycling Device Adjustment for Heating
N
=
Soft-light Adjustment
O
=
Max Heating Temperature Adjustment
P   =
Time Clock Connection                                                                               
Q
=
On/Off L.E.D.
R =
On/Off 
Switch
S
=
Interface Wire for P.C.B.s
T
=
Relay Motorised Valve
U
=
Ignitor Relay
V
=
Gas Valve Relay
W
=
Fan Relay
X
=
Circulation Pump Relay
Aa =
Adaptor (British Gas use only)
Y
=
Selector TCS2
A01 =
Air Pressure Switch
A02 =
Fan
A03 =
Gas Valve
A04 =
Ignitor
A05 =
Motorised Valve
A06 =
Circulation Pump
A07 =
Flame Detector
A08 =
Earth Terminal
A09 =
Flame Detection Circuit
A10 =
Flame Indicator L.E.D.
A11 =
Transformer
A12 =
Filter
B01 =
Over Heat Thermostat
B02 =
Room Thermostat
B03 =
Gas Valve Modulator
B05 =
Heating Sensor
B06 =
Pressure Switch for Heating Circuit
B07 =
Microswitch for Diverter Valve
Colours
Gry
= Grey
Rd
= Red
Bl
= Blue
Grn/Yll = Yellow/Green 
Wh
= White
Brn 
= Brown
Blk = 
Black
Wh/Rd = White/Red