rotating the potentiometers (D - E) clockwise to increase
or anticlockwise to decrease the temperature.
NOTE: when operating in winter mode, priority is auto-
matically given to providing hot water when the demand
arises.
1.3.2 To turn off the appliance (see fig. 1)
– For short periods:
Set the selector switch (C) to the OFF position and urn off
the DHW Isolation valve. When required, restore turn the
selector switch to either the SUMMER or WINTER posi-
tion and turn on the DHW Isolation valve.
– For longer periods:
Set the selector switch (C) to the OFF position, turn off
the DHW Isolation valve, turn off the gas isolation cock.
When required, manually rotate the pump, open the gas
isolation cock, turn on the DHW Isolation valve and turn
the selector switch to either the SUMMER or WINTER
position.
NOTE: If frost protection is required-turn the selector
switch to the summer position, do not isolate the gas
supply, turn off the DHW Isolation valve.
1.4
MINIMUM CLEARANCES
The following MINIMUM CLEARANCES must be available for
Flashing red led indicates a problem in the line post-condenser.
Red led on, ignition blocked/safety stat/smoke stat tripped:
turn the rotary switch in the position ( ) to restore functioning
Bi-colour green led off if power is cut-off.
Bi-colour orange led: C.H. sensor (SM) fault.
Green led flashing: fan/smoke pressure switch.
Flashing orange led no water circulation.
servicing the appliance:
ABOVE THE APPLIANCE CASING
AT THE R.H.S.
AT THE L.H.S.
BELOW THE APPLIANCE CASING
IN FRONT OF THE APPLIANCE
1.5
ROUTINE SERVICING
To ensure continued efficient operation of the appliance, it is rec-
ommended that it is checked and serviced as necessary at reg-
ular intervals. The frequency of servicing will depend upon the
particular installation conditions and usage but in general once
a year should be adequate. It is the law that any service work
must be carried out by a registerd person (Gas Safe Register).
1.6
GENERAL INFORMATION
1.6. 1
Fault finding indicators (LEDS)
The appliance is fitted with a safety cut-out thermostat. In
the event of overheating this will interrupt the power supply
and prevent the appliance from functioning. If this occurs,
allow the appliance to cool, turn the selector switch sum-
mer/winter to "
" position, then turn it back to the previous
position (see fig. 2). If the cut-out condition is repeated, turn
off the electrical supply and consult your installer or service
engineer.
For ventilation For servicing
400 mm
300 mm
15 mm
15 mm
15 mm
15 mm
200 mm
200 mm
100 mm
500 mm
Fig. 2
GB
IT
ES
PT
FR
NL
7