Start-Up, Calibration And Operation Of The Burner; Notes On Safety For The First Start-Up; Combustion Adjustment; Nozzles Installation - Riello 444T53 Installation, Use And Maintenance Instructions

8

Start-up, calibration and operation of the burner

8.1

Notes on safety for the first start-up

The first start-up of the burner must be carried out
by qualified personnel, as indicated in this manual
and in compliance with the standards and regula-
tions of the laws in force.
WARNING
8.2

Combustion adjustment

In conformity with Efficiency Directive 92/42/EEC the application
of the burner on the boiler, adjustment and testing must be car-
ried out observing the instruction manual of the boiler, including
verification of the CO and CO
their temperatures and the average temperature of the water in
the boiler.
Nozzle
GPH Angle
0.75 60°
0.85 60°
1.00 60°
1.10 60°
1.25 60°
1.35 60°
1.50 60°
1.50 60°
Nozzle
Danfoss 1.00 GPH - 80° H
8.3

Nozzles installation

The burner complies with the emission requirements of the
EN 267 standard.
In order to guarantee that emissions do not vary, recommended
and/or alternative nozzles specified by the manufacturer in the In-
struction and warning booklet should be used.
It is advisable to replace nozzles every year dur-
ing regular maintenance operations.
WARNING
The use of nozzles other than those specified by
the manufacturer and inadequate regular mainte-
nance may result into emission limits non-con-
forming to the values set forth by the regulations
in force, and in extremely serious cases, into po-
tential hazards to people and objects.
CAUTION
The manufacturing company shall not be liable for
any such damage arising from nonobservance of
the requirements contained in this manual.
2902364
Start-up, calibration and operation of the burner
concentration in the flue gases,
2
Pump pressure
bar
8
8
8
8
8
8
8
10
THE BURNER LEAVE THE FACTORY SET AT THESE VALUES
Pump pressure
bar
Check the correct working of the adjustment, com-
mand and safety devices.
WARNING
To suit the required appliance output, fit the nozzle then adjust
the pump pressure and the air damper opening in accordance
with the Tab. F.
Burner output
kg/h ± 4%
2.24
2.54
2.99
3.29
3.74
4.04
4.49
5.01
Combustion head
adjustment
Set-point
8
8.3.1

Nozzles reccomended

Monarch type R - NS
Delavan type W - A - E
Steinen type H - Q
Danfoss type H - B
18
GB
Combustion head
adjustment
Set-point
0
1
1.5
2.5
3
4
5
6
Air damper
adjustment
Set-point
2.5
Air damper
adjustment
Set-point
1.9
2.2
2.4
2.6
3.2
3.6
4.2
6.0
Tab. E
3.0
Tab. F