6
EcoBlue Accessories
2. Fitting the Controller
7212551
2.1 Installation and mounting
Warning
Danger! Risk of electric shock! Installation must
be carried out by a person competent to do so!
2.2 General siting information
Identify a suitable site to locate the unit. Fig. 1
gives guidance on optimum positioning and siting
restrictions.
Do not place behind curtains.
Do not place above or below sources of heat.
2.3 Wiring and wall mounting
Undo the retaining screw underneath the
programmer. Fig. 2(a). Insert a screwdriver as
shown and carefully prise the programmer loose
and lift away from backplate.
Wiring can be routed from behind or if surface
mounted, through the breakout tab to the left of
the retaining screw at the bottom of the back
plate.
Fix the backplate to the wall using the screws
provided.
Connect the wiring into the backplate connectors
as shown in Fig. 3.
The input to terminal 1 may be supplied from the
mains supply or from the boiler wiring
connections as appropriate to the appliance
used.
Please consult the relevant boiler instructions for
further guidance.
Replace the programmer on the backplate and
press firmly down to fully engage the contact pins
and tighten the screw underneath the
programmer.
1.5 m
N L 1 2 3 4
N
INPUT
O
FF
O
N
OUTPUT TO ROOM
THERMOSTAT / BOILER
tim
es
w
itc
h
/
pr
og
ra
m
m
er
w
al
lp
la
te
L
Fig. 3. Wiring diagram
Fig. 2. Mounting the controller
Fig. 1. Siting
a
d
e
c
b
