Riello PRESS 300 T/N Instrucciones De Instalación, Montaje Y Funcionamiento página 41

PRE-HEATER CONNECTION
PROBE TO ELECTRONIC
THERMOSTAT
CR Resistor contact maker
CO Commutator
FR Photoresistence
L1 Lamps for 1
L2 Lamps for 2
L3 Lamps for 3
MB Burner terminal strip
MV Fan motor
RMO Control box
S Pre-heater tank
SM Air-damper actuator
SO Probe PT100
5844
STAR-TRIANGLE START-UP
(carried out by the factory)
st
stage
nd
stage
rd
stage
COMMUTATOR
D2737
TA Ignition transformer
TB Burner earth
TE Electronic thermostat
Tm Minimal thermostat
TM Maximal thermostat
TP Timer
V1 Oil valves for 1
V2 Oil valves for 2
V3 Oil valves for 3
VS Safety valve
7 GB
D2738
st
stage
nd
stage
rd
stage
D2624