Ferroli BLUEHELIX TECH RRT 34 C Manual page 38

Exchanger insulation replacement
• Isolate the power supply and close the Gas isolation valve to the boiler.
• Remove the cover of the heat exchanger and the burner (see fig. 43 Removing the burner and cleaning the heat
exchanger).
• Remove the ignition electrode (2 x T15 Torx screws) Take care not to damage the gasket, replace if damaged. "1".
• Rotate the insulating disc "2" and remove it, (Dispose of the damaged insulation pad safely this cannot be reused)
• Install the new insulation pad to the heat exchanger ensuring its correctly secured to the tab the reassemble the
boiler.
Fan
2
• Isolate the power supply and close the Gas isolation valve to the boiler.
• Remove the electrical connection to the fan.
• Remove the clamp "1" and undo & remove the screws "2".
• Remove the fan "3" & replace the gasket if damaged.
• When installing / replacing a fan a combustion calibration must be carried out (see "100% calibration" on page 23).
38
BLUEHELIX TECH RRT 34 C
3
2
1
3
fig. 44
cod. 3541O990 - Rev. 01 - 07/2018
1
EN