3.2
BURNER ELECTRICAL SYSTEM
TB
S
1
3
5
A1
CR
A2
2 4
6
R1
R2
R3
TB
N
MB
2598
CMP Pump motor contact maker
CMV Fan motor contact maker
CR
Pre-heater contact maker
F
Suppressor
FR
Photocell
MB Burner terminal strip
MP
Pump motor
MV
Fan motor
PA
Air pressure switch
R1
Atomiser holder resistor
R2
Pump resistor
R3
Valve assembly resistor
RMO Electrical control box
6193
(carried out in the factory)
4
12
15
11
16
18 9
TE
TA
TB
MV
M
TM
3
RT
2 4 6
95
F
96
14
A2
CMV
A1
1 3 5
13
L1 L2 L3
L N
RMO88.53A2
5
1
A
8
13
FR
PA
1
2
P
P
Tm
S3
T1
30 T2 T6 T8
RT
Fan motor thermal relay
RT1 Pump motor thermal relay
S
Pre-heater tank
SM
Servomotor
TA
Ignition transformer
TB
Burner earth
TE
Regulation thermostat and start-up enabling
signal
Tm
Minimum contact thermostat
Tm
Maximum contact thermostat
st
V1
1
stage valve
nd
V2
2
stage valve
4
GB
SM
7
17
10
8
6
11
2
5
3
4
1
M
MP
3
2 4 6
V1
V2
14
1 3 5
13
TB
RT1
96
95
A2
CMP
A1