TRANSFORMER
Earth
Live
Neutral
POWER
NETWORK
230Vac
M
CN9
CN13
CN5
CN2
CN7
IMPORTANT: DO NOT
INVERT THE WIRES
FUSE
4A 5X20
CN10
BOARD L023_8
CN1
CONNECTOR FOR
BOOTLOADER OR KLAB
CONNECTION
M1
PROGRAMMABLE THERMOSTAT
CLOCK BATTERY
(TYPE CR2032 3Volts)
CN17
CN21
CN22
ENC +5V GND BLU
ALf
ALt
BLUE
BLACK
RED or BROWN
CN12
DISPLAY
CONNECTOR
CN4 CN8
CN16
CN19
CN6
PELLET H2O AMB TERM +TC1-
AUX2 AL3
N V2/P0 PBC N
AUX1
IGNITION RELAY
PBC RELAY
CN15
AUXIN
PMP PWM
CN23
CN14
BLACK
RED
WHITE
SERIALE
ENC. COC.
- OC + - OC +
DISPLAY
M
M2
SCAM. FUMI N F
N AL1 AL2 ACC. COC.
FUN2FUN1
M
V
M
V1
ALs
M
C
M
A
Fp Ta
SaSp Sf
WHITE or RED
Wire for tachometer connection
ALp
Neutral
Neutral
Live
Live
Amb
1
Amb
2
CN3
F2 N F1 N
FUSE
3,15A 5X20
RELAY
F N
T055 EXPANSION BOARD
(OPTIONAL)
M
V2
CN4
T055 EXPANSION BOARD
CONNECTED TO L023_8
WITH CONNECTORS
CN10, CN12
FUN1 FUN2
RELÈ
Nc Com No
Nc Com No
Nc Com No
RELAY
GREEN or YELLOW
COMPONENT KEY:
M1 = Auger gearmotor
M2 = Brazier cleaning gearmotor
V = Primary air fan (excluding natural convection model)
V1 = Ducted air 1 fan (configured models only)
or primary air fan (natural convection model)
V2 = Ducted air 2 fan (configured models only)
C = Ignition plug
A = Flue gas extractor with tachometer
KEY FOR PROBE / CONTACTS / SENSORS
Sf = "K-type" smoke probe
Sa = Room temperature probe
(configuration optional)
Ta = Room thermostat contact
Amb 1 = Room 1 thermostat contact or probe
(configuration optional)
Amb 2 = Room 2 thermostat contact or probe
(configuration optional)
Fp = Brazier cleaning limit switch micro-switch
(configured models only)
Sp = Pellet level sensor
(configuration optional)
SAFETY DEVICES KEY:
ALp = Fire door closing micro-switch
ALt = Manual reset thermostat
ALf = Smoke pressure switch
ALs = Pellet tank door closing micro-switch or
fireplace guides micro-switch