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Boiler lighting
•
Open the fuel on-off valves.
•
Switch on the power to the unit.
fig. 5 - Boiler lighting
•
For the next 120 seconds the display will show FH which identifies the heating sys-
tem air venting cycle.
•
During the first 5 seconds the display will also show the card software release.
•
When the message FH disappears, the boiler is ready to operate automatically
whenever domestic hot water is drawn or in case of a room thermostat demand.
If, after correctly carrying out the lighting procedure, the burners do not light and
A
fault A01 appears on the display, wait about 15 seconds then press the RESET
button. The flame controller thus reset will repeat the lighting cycle. If the burn-
ers do not light after a number of attempts, consult the faults section.
In case of a power failure while the boiler is working, the burners will go out and
A
relight automatically when the power is restored.
Turning the boiler off
Press the button
(detail 9 - fig. 1) for 1 second.
fig. 6 - Turning the boiler off
When the boiler is turned off, the electronic board is still powered.
Domestic hot water and heating operation are disabled. The antifreeze system remains
activated.
To relight the boiler, press the button
The boiler will be immediately ready to operate whenever domestic hot water is drawn
or in case of a room thermostat demand.
Shutting down the boiler for prolonged periods
To turn off the boiler:
•
Press the ON/OFF button (9 - fig. 1).
•
Close the gas cock ahead of the boiler.
•
Disconnect the power supply to the unit.
B
To avoid damage caused by freezing during long idle periods in winter, it is ad-
visable to drain all water from the boiler and system; or add a suitable antifreeze
to the heating system.
36
EN
All manuals and user guides at all-guides.com
(detail 9 fig. 1) again for 1 second.
eco
bar
fig. 7
cod. 3540T306 - Rev. 01 - 02/2015
PEGASUS D 30 K 100 LN
2.4 Adjustments
Summer/Winter changeover
Press the button
(detail 6 - fig. 1) for 1 second.
The display activates the Summer symbol (detail 27 - fig. 1): the boiler will only deliver
domestic hot water. The antifreeze system remains activated.
To deactivate Summer mode, press the button
Heating temperature adjustment
Use the
heating buttons (detailsfig. 13 and 4 - ) to adjust the temperature
from a min. of 30°C to a max. of 85°C; in any case, it is advisable not to operate the boiler
below 45°C.
Hot water temperature adjustment
Operate the DHW buttons
ture from a min. of 10°C to a max. of 65°C.
Room temperature adjustment (with optional room thermostat)
Using the room thermostat, set the temperature desired in the rooms. If the room ther-
mostat is not installed the boiler will keep the heating system at its setpoint temperature.
Room temperature adjustment (with optional remote timer control)
Using the remote timer control, set the temperature desired in the rooms. The boiler unit
will set the system water according to the required room temperature. For information on
the remote timer control, please refer to its user's manual.
eco
bar
fig. 8
(detail 6 - fig. 1) again for 1 second.
eco
bar
fig. 9
(details 1 and 2 - fig. 1) to adjust the tempera-
eco
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fig. 10
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