Specifications

Cheek Operaling ol Heating System
(Sheet
3)
Check Operation ot Domestic
Hot
Water System
(Sheel
6)
Check switch lor Domestic Hot Water
(She6t
5)
Note
1 : Detach the Jollowing
parts
oithe
control box:
-
unscrew the cover of the
terminal box
-
unscrew upper
part
ot control
box
(2
screws)
and
press
it a little bit upwards
-
unscret/v
knob
of boiler
thermostat
-
unscrew
front
panel
ot control box
with switch
group
-
pull
off
multicontactplugs Aand
B
-
remove
printed
circuit by loosening
the two screws
beside
the
switch
group
-
install
new
orinted
circuit
49