Start-Up, Calibration And Operation Of The Burner; Notes On Safety For The First Start-Up; Servomotor Adjustment; Adjustments Prior To Ignition (Light Oil) - Riello RLS 310/M MX Modulating Operation

6

Start-up, calibration and operation of the burner

6.1

Notes on safety for the first start-up

 The first start-up of the burner must be car-
ried out by qualified personnel, as indicated
in this manual and in compliance with the
standards and regulations of the laws in
WARNING
force.
6.2

Servomotor adjustment

The servomotor (Fig. 29) provides simultaneous adjustment of
the eccentric of the oil modulator, and by means of the adjustable
profile cam the gas butterfly valve. and the air damper. Com-
pletes a rotation of 90° in 30 s. After the adjustment made in the
factory to its 6 cams to allow an initial ignition.
Check that they are as shown below.
In the event of a modification, follow what is described below for
each cam:
Cam I (RED): 135° (The same for all models)
Limits the rotation towards the maximum.
Do not make any adjustments.
DANGER
Cam II (BLUE): 0° (The same for all models)
Limits the rotation towards the minimum.
With the burner off the air damper
and the gas butterfly valve should be closed: 0°
It is recommended that no adjustments are made.
WARNING
Cam III (ORANGE): 50° (The same for all models)
Adjusts the start up position and the minimum
output with gas operation.
6.3

Adjustments prior to ignition (light oil)

It is recommended to adjust first the light oil burner
and then the gas burner.
Carry out the fuel change with burner off.
WARNING
The optimum calibration of the burner requires an analysis of the
flue gases at the boiler outlet and interventions on the following
points.
6.3.1

Nozzle

See information on page 22.
6.3.2

Combustion head

The adjustment of the combustion head already carried out on
page 21 does not require any modifications unless the burner
output is changed.
Start-up, calibration and operation of the burner
 Check the correct working of the adjustment,
command and safety devices.
WARNING
Cam IV (YELLOW): 130° (The same for all models)
Adjusts the position of the maximum output with
gas operation.
Cam V (BLACK): 25° (The same for all models)
Adjusts the minimum output and ignition position
with light oil operation.
Cam VI (GREEN): 130° (The same for all models)
adjusts the Max. output position with
light oil operation.
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6.3.3

Pump pressure

In order to change pump pressure, act on screw 5) (Fig. 22).
See information on page 22.
6.3.4

Fan damper

Refer to the adjustment of the servomotor on page 29.
29 GB
Fig. 29
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