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2.14
E
/S
LECTRICAL
YSTEM
H
ATTENTION
When
replacing
the
P.C.B. disconnect the
EEPROM key (leave it
attached to the control
panel) and reconnect to
the new PCB.
CN206
A - Dip Switch:
1 -
Do Not Use (jumper is factory set in position B)
2 -
Anti-Cycling Device Adjustment for Heating
Position A = 0 mins
3 -
Do Not Use (jumper is factory set in position B)
4 -
Do Not Use (jumper is factory set in position B)
5 -
Fan over-run selector (after D.H.W. is drawn)
Position A = ON
6 -
Do Not Use (jumper is factory set in position B)
B - Summer/Winter Switch - Central Heating Temperature
Regulation
C - Connector for Remote Control (Climate Manager)
D - Domestic Hot Water Temperature Regulation
E - Soft-light Regulation
F - Maximum Central Heating Temperature Regulation
G - ON/OFF Selector
H - EEPROM
I -
Time Clock Connector
L - Reset Push Button
M - Economy/Comfort Selector
N - EASY Teleservice (optional) P.C.B. Section
O - Display P.C.B. Connector
P - Transformer
Q-
Modem Connection (optional - EASY Teleservice)
20
D
IAGRAMS
CN203
A
B
H
L
N
M
CN203
Position B = 2 mins
Position B = OFF
CN206
CN200
I
CN201
5 6
CN205
O
CN201
CN303
A01 - Circulation Pump
A02 - Fan
A03 - Spark Generator Power Supply
A04 - Gas Valve Power Supply
A05 - Motorised Valve
A07 - Flame Sensor
A08 - Central Heating Flow NTC
A09 - Domestic Hot Water NTC
A10 - Domestic Hot Water Flow Switch
A11 - Low Water Pressure Switch
A12 - Modulator
A13 - Air Pressure Switch
A14 - Overheat Thermostat
A15 - External Timer/Room Thermostat
A16 - Central Heating Return NTC
COLOURS:
Gy -
Grey
Wh -
White
Rd -
Red
Br
-
Brown
Bl
-
Blue
Blk -
Black
Pk -
Pink
CN304
Q
CN300
FUSE
FUSE
P
CN302
CN205
F
. 2.23
IG
A16
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