INSTRUCTIONS FOR SWITCHING ON - OPERATION - SWITCHING OFF
SWITCHING ON
Open the gas valve and turn the selector (6) to the required position; the burner ignites automatically.
If the burner fails to ignite, check whether or not the lockout (1) and error (3) indicators are alight, and turn the
selector (6) to the reset position (A). Turn the selector (6) to the required position. Adjust the heating tempera-
ture (4) and hot water temperature (5) as required, using the relative knobs.
SWITCHING ON/OFF TEMPORARILY
Use one of the following methods:
●
room thermostat;
●
potentiometers (4) and (5) on instrument panel
SWITCHING OFF FOR EXTENDED PERIODS
If the boiler is to remain off for long periods, close the gas valve, turn selector (6) to position (0) and disconnect
the appliance from electrical power supply.
SUMMER OPERATION
Turn the selector (6) to Summer position.
Adjust the hot water potentiometer (5) to the required temperature.
WINTER OPERATION
Turn the selector (6) to Winter position
Adjust the heating potentiometer (4) to the required room temperature.
If a room thermostat is installed, it will be the thermostat that controls the heating temperature.
Adjust the hot water potentiometer (5) to the required temperature.
CAUTION: when the summer
confirming that the boiler is connected to the power supply.
CAUTION: use only 2A/250V – 5x20 fast-acting fuses
or winter
position is selected, the ON (symbol) indicator lights up,
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