Specifications

- 31 -
N
N
BURNER
50 Hz - 16 A (max)
220/230 V (AC)
F
F : FUSE
C : COMMON
MS : MAIN SWITCH (ON/OFF)
LT : SAFETY LIMIT THERMOSTAT
BOILER CONTROL PANEL
TWO STAGE BURNER
EL : POWER ON LIGHT
G : PANEL EARTHING
B2 : BOILER TEMPERATURE SENSOR
B8 : FLUE GAS TEMPERATURE SENSOR
B9 : OUTSIDE TEMPERATURE SENSOR
A6 : ROOM THERMOSTAT (HC1)
Q2 : HEATING SYSTEM CIRCULATION PUMP
T1 : BOILER THERMOSTAT (STAGE 1)
T2 : BOILER THERMOSTAT (STAGE 2)
12
L N
BURNER
32
T1
1N
MS
L
EL
LT
C
CL N
B8
7
M
4
T2
2
1
G
5 6
Q2
B
B9
M
98
B
B2
10
M B
11
L : PHASE
N : NEUTRAL
EARTHING
PPS
14
A6
13
M
WEATHER COMPANSATED
1 : NC 1 : NO
220/230 V (AC)
50 Hz - 16 A (max)
L
MS
EL
N
F
L L
LT
21
T
10
B2
54
G
3C 9
M
Q2
6
BM
7
B8
8 14
A6
M PPSM
11
B9
B B
1213
F : FUSE
G : PANEL EARTHING
EARTHING
N : NEUTRAL
L : PHASE
A6 : ROOM THERMOSTAT (HC1)
B9 : OUTSIDE TEMPERATURE SENSOR
B2 : BOILER TEMPERATURE SENSOR
B8 : FLUE GAS TEMPERATURE SENSOR
Q2 : HEATING SYSTEM CIRCULATION PUMP
EL : POWER ON LIGHT
T : BOILER THERMOSTAT (STAGE 1)
LT : SAFETY LIMIT THERMOSTAT
MS : MAIN SWITCH (ON/OFF)
BOILER CONTROL PANEL
SINGLE STAGE BURNER
WEATHER COMPANSATED