8
Heat Genius Systems with Boiler Controller (Single)
(One-Channel Receiver Unit)
Combination Boiler
Typical combi boiler connection – consult the boiler manufacturers
installation manual before commencing any installation work.
L
N
2
1
4
3
230V/50H
z
C
O
M
M
O
F
F
O
N
Boiler
controller
internal
wiring
External
programmer
connections
in boiler
L
N
NSupply
LReturn
BOILER
Remove link
LSupply
Live supply from boiler to boiler controller
Neutral supply from boiler to boiler controller
Earth connection
Switched live return to boiler
To Genius
Hub boiler
controller
GENIUS HUB BOILER
CONTROLLER (SINGLE)
NOTE: The boiler controller is mains powered
and requires either a separate 3A fused spur
or connection directly into the boiler if the
boiler is powered from a 3A fused spur.
TIP. Take a photo of the existing wiring
before you start to help you remember.
Above is the standard
back-plate. This is the
typical wiring for a
high voltage (230V)
boiler connection.