Ariston Clas System 28 FF - Page 26

26
installation
5
1
ON
Display
LN
FAN
EARTH
FLAME
PUMP
PUMP
SPEED
1
1
FUSE 2AT
1 23 4 1 23 456
6
1
1
234
8
1
TA2
TA1
SE
Room Thermostat 1 (Optional) Room Thermostat 2 (Optional) External Sensor (Optional)
TA2
TA1
SE
Spark Generator
Fan
Modulating Pump
Detection
Electrode
Gas valve modulator
C.H. Flow Temperature Probe
C.H. Return Temperature Probe
Overheat Thermostat
Air Pressure Switch
GAS VALVE
SPARK GENERQTOR
BUS Connection
CN04
CN04
CN07
CN22
CN22
12 11 10 9 8 7 6 5 4 3 2 1
12 11 10 9 8 7 6 5 4 3 2 1
11 10 9 8 7 6 5 4 3 2 1
11 10 9 8 7 6 5 4 3 2 1
2
1
87654321
Fig. 33