Lennox ALLEGRA II Installation, Operating And Maintenance Manual page 10

ELECTRICAL DRAWING
3-SPEED MOTOR (CONNECTION BOARD) + VALVES AND ON/OFF 23V HEATER OPTION
Control of valve and electric coil
(ON/OFF)
230Vac / 50 Hz
LEGEND:
PE Earth wiring (yellow/green)
Com Common
I Low speed
II Medium speed
III Maximum speed
r Red
n Black
b White
C1 Capacitor
KA1 Relay type Finder 22.32
M1 Motor
R1 Electrical heater
ST1 Safety thermostat with automatic reset
ST2 Safety thermostat with manual reset
T1 Trafo (not present in all the models)
YV1 ON/OFF Heating/cooling valve (2-pipe system)
XA1 - XA2 Connection board
Installation, Operation and Maintenance Manual / ALLEGRA II-IOM-1901-E
Fan speed control
230Vac / 50 Hz
4x1 mm²
3x1 mm²
b n
Electrical supply of the electrical
heater
230Vac / 50 Hz
2x2,5 mm²
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