baltur BT 300 DSG 4T Manual User Instructions page 51

SIGLA
A1 CONTROL BOX
B1 PHOTORESISTANCE
F1 THERMAL RELAY
F2 PUMP THERMAL RELAY
H1 OPERATION LIGHT
H2 LOCK-OUT SIGNAL LAMP
KA AUXILIARY RELAY
K1 FAN MOTOR CONTACTOR
K2 PUMP MOTOR CONTACTOR
MV FAN MOTOR
MP PUMP MOTOR
PA AIR PRESSURE SWITCH
S1 ON - OFF SWITCH
S2 CONTROL BOX RESET
S8 1° - 2° STAGE SWITCH
T2 2° STAGE THERMOSTAT
TA IGNITON TRASFORMER
TC BOILER THERMOSTAT
TS SAFETY THERMOSTAT
Y1/Y2 1°/2° STAGE ELECTROVALVE
Y10 AIR SERVOMOTOR
EN
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