Maintenance; Notes On Safety For The Maintenance; Maintenance Programme; Maintenance Frequency - Riello RDB 3.2 BX 32/50 Installation, Use And Maintenance Instructions

8

Maintenance

8.1

Notes on safety for the maintenance

The periodic maintenance is essential for the good operation,
safety, yield and duration of the burner.
It allows you to reduce consumption and polluting emissions and
to keep the product in a reliable state over time.
The maintenance interventions and the calibration
of the burner must only be carried out by qualified,
authorised personnel, in accordance with the con-
tents of this manual and in compliance with the
DANGER
standards and regulations of current laws.
8.2

Maintenance programme

8.2.1

Maintenance frequency

The combustion system should be checked at
least once a year by a representative of the man-
ufacturer or another specialised technician.
8.2.2

Checking and cleaning

The operator must use the required equipment
during maintenance.
Cleaning the fan
Check to make sure that no dust has accumulated
inside the fan or on its blades, as this condition will
cause a reduction in the air flow rate and provoke
polluting combustion.
WARNING
When performing these operations, take care not
to damage the fan.
Proceed as follows:
 loosen the screws 1)(Fig. 21) and take out the air damper 2);
 loosen the screws 3) and take out the suction inlet 4);
 clean the fan and the inside of the suction inlet, using a suit-
able brush and compressed air.
If necessary, carefully disassemble the fan.
It is essential to respect position B)(Fig. 22), indi-
cated in the table.
WARNING
 When reinstalling, follow the above indications in reverse
order; put all the burner components back in their original
positions.
20151139
Maintenance
Before carrying out any maintenance, cleaning or checking oper-
ations:
Disconnect the electrical supply from the burner
by means of the main system switch.
DANGER
Turn off the fuel interception tap.
DANGER
Wait for the components in contact with heat
sources to cool down completely.
B
24
GB
20075387
Fan
20075388
51 ± 0.2 mm
Fig. 21
Fig. 22