Ferroli BLUEHELIX TECH RRT 24 H Instrucciones De Uso, Instalación Y Mantenimiento página 177

BLUEHELIX TECH RRT 24 H
3. Service and maintenance
ALL ADJUSTMENTS DESCRIBED IN THIS CHAPTER CAN ONLY BE CARRIED
B
OUT BY QUALIFIED PERSONNEL.
3.1 Adjustments
Gas conversion
The unit can work with 2
the unit has to be used with gas different from the preset type, it is necessary to operate as follows:
1. Switch off the power and turn off the gas.
2. Remove the front panel (see *** 'Opening the front panel' on page 189 ***).
3. Turn the throttle (fig. 32) according to the position indicated in the table 9.
4. Apply near technical data plate the label for the LPG gas, contained in the document bag.
5. Refit the front panel and switch on the power to the boiler.
6. Change the parameter for the type of gas:
• Put the boiler in standby mode and press the Reset button (detail 6 - fig. 1) for 10 seconds.
• The display shows 100 and "co" blinking; press the "Heating +" button (detail 4 - fig. 1) until setting and displa-
ying 120.
Then press the "DHW +" button (detail 2 - fig. 1) until setting 123.
• Press the Reset button (detail 6 - fig. 1) once.
• The display shows tS blinking; press the "Heating +" button (detail 4 - fig. 1) once.
• The display shows Sc blinking; press the Reset button (detail 6 - fig. 1) once.
• The display shows Sc alternating with 01 blinking;
• Press the DHW buttons to set the parameter as per table 9.
• press the "Heating +" button (detail 4 - fig. 1).
• The display shows Sc alternating with 02 blinking;
• Press the Reset button (detail 6 - fig. 1) for 10 seconds; the boiler returns to standby mode.
The fan will be activated for about 20 seconds.
• Turn on the gas.
7. MAKE SURE THE FRONT CASING IS CLOSED AND THAT THE INTAKE/FUME EXHAUST DUCTS ARE COM-
PLETELY ASSEMBLED
Put the boiler in heating or DHW mode for at least 2 minutes. During this time the boiler performs a calibration and
the flame symbol blinks on the display. The end of calibration is indicated by the steady flame symbol on the display.
Proceed with checking the combustion values (see the next paragraph).
EN
nd rd
or 3 family gas, as clearly indicated on the packaging and on the technical data plate. If
cod. 3541C662 - Rev. 00 - 09/2020
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