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ENGLISH
DIN / IEC
EN
GNYE
GREEN / YELLOW
BU
BLUE
BN
BROWN
BK
BLACK
BK*
BLACK CONNECTOR WITH OVERPRINT
ABBREVIATION
EN
A1
EQUIPMENT
A3
VALVE TIGHTNESS CONTROL
A14
INVERTER
B1
PHOTORESISTANCE / IONISATION ELECTRODE / UV PHOTOCELL
FU1÷6
FUSES
HO
EXTERNAL SHUTDOWN INDICATOR LIGHT / AUXILIARY RESISTANCES LAMP
H1
OPERATION LED
H17
FAN OPERATION LED
H19
MAIN VALVES OPERATION LED
H2
LOCK-OUT SIGNAL LED
H23
TRANSFORMER OPERATION LED
K7.1
AUXILIARY RELAY
k36
INVERTER RELAY
MV
MOTOR
N1
ELECTRONIC REGULATOR
P M
GAS MAX. PRESSURE SWITCH
P1
HOUR METER
PA
AIR PRESSURE SWITCH
Pm
GAS MIN. PRESSURE SWITCH
R10
POTENTIOMETER
S1
ON-OFF SWITCH
S2
RESET PUSH-BUTTON
S5
MIN-MAX SWITCH
SG
MAIN SWITCH
T2
2
ND
STAGE THERMOSTAT
TA
IGNITION TRANSFORMER
TC
BOILER THERMOSTAT
TS
SAFETY THERMOSTAT
X1
BURNER TERMINAL
X1B/S
POWER SUPPLY CONNECTOR
X2B/S
2
ND
STAGE CONNECTOR
X3
Pm CONNECTOR
X4
YP CONNECTOR
X8B/S
VPS 504 CONNECTOR
X9
TRANSFORMER CONNECTOR
X18
SYNOPTIC CONNECTOR
Y10
AIR SERVOMOTOR
YP
MAIN ELECTROVALVE
Summary of Contents for 17490020
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