Electrical Connection Diagram - Trianco TRO Evolution System Series Installation And Operating Instructions Manual

24.14.- Electrical connection diagram

TC: Boiler Thermostat.
TS: Safety Thermostat.
F: Fuse.
LB: Cut-off Light.
FR: Photocell.
TR: Transformer.
MB: Oil Pump Motor.
EV: Valve.
RP: Pre-heater resistance.
Ph: Phase.
N: Neutral.
TP: Pre-heater thermostat.
F
1 2 3 4 5 6
EV1 EV2 TR
MB

TS TC
8 10 11
7
Black
Brown
TP
LB
RP
Blue
Pre-heater
Ph
12
FR
N
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