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4.7
Burner description
1
Slide bars for opening the burner and inspecting the com-
bustion head
2
Combustion head
3
Air inlet to fan
4
Motor capacitor
5
Ignition transformer
6
Terminal strip
7
Fairleads for wiring carried out by the installer
8
Control box with lock-out pilot light and lock-out reset but-
ton
9
Fan pressure test point
10
Pump (See page 22)
11
Fan
12
Electrical motor
13
Screw for combustion head adjustment
14
Photocell for flame presence control
15
Fan rotation direction
16
Variable stroke hydraulic cylinder.
Opens the fan gate valve to the value necessary at the 2nd
stage of operation.
17
Indexed selector.
This selector adjusts the opening of the fan gate to the
value necessary at the 1st stage of functioning.
NOTE:
If the control box 22)(Fig. 7) push-button lights up, it indi-
cates that the burner is in lock-out.
To reset, hold the push-button down for between 1 and 3
seconds.
4.8
Standard equipment
2 - Hoses
2 - Gaskets for hoses
2 - Nipples for hoses
2 - Reducers with gasket for connection of hoses
1 - Thermal insulation screen
4 - Screws to secure the burner flange to the boiler: M10 x 25
1 - Instruction booklet
In case of use with gas oil containing up to 10%
Bio blend, it will be essential to use flexible oil
lines suitable for bio fuel use.
WARNING
Please contact Riello for further information.
Technical description of the burner
13
GB
D423
D424
Fig. 7
20033097
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