Operation Manual
5.3
WIRING
INSTRUCTIONS
Warning: observe the usual precautions to ensure that the electricity supply is
isolated before commencing any installation
or
service work.
The appliance is fitted with a 3 amp. fused 3 pin plug for use with 230
V-50Hz.
It
should be fitted to a shuttered socket outlet complying with BS 1363. If the
appliance needs to be wired to a fused spur (for example
in
a bathroom) then the
3 pin plug should be removed and fitted to a double pole type
3A
fused spur.
WARNING: THIS APPLIANCE MUST BE EARTHED.
Room ThermostatfTime Clock/Programmer
This appliance may be used
in
conjunction with an external control device.
This device MUST HAVE a volt free contact used to switch the boiler
on
and off. If
mains voltage enters the boiler via the control device terminals then BOILER
DAMAGE WILL OCCUR. If
in
doubt contact a qualified electrician.
For the connection
of
a control device proceed as follows:
1.
Remove front casing
2. Lower control box by removing the 2 side screws
3. Undo the 2 screws securing the connection cover panel.
4. Remove the link wire (coloured blue as below)
5. Connect volt free heating control switch wire
If fitting a room thermostat. it must be installed on a wall which is free from any
objects and free from sunlight
or
draughts.
X7A
I erminal
Block--
Room
stat
N L
It is possible to fit a 230VAC Thermostat!Time Clock/Programmer - Please
contact Marco for advice on
how
to install.
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