Burner Description - Riello RL 25/1 BLU Installation, Use And Maintenance Instructions

4.9

Burner description

1 Ignition electrodes
2 Combustion head
3 Screw for combustion head adjustment
4 Flame sensor for flame presence control
5 Screw for fixing fan to flange
6 Slide bars for opening the burner and inspecting the com-
bustion head
7 Valve group
8 Pump
9 Plate prearranged to drill 4 holes for the passage of hoses
and electrical cables.
10 Fan air inlet
11 Fan pressure test point
12 Boiler fixing flange
13 Flame stability disc
14 Flame inspection window
15 Control box with lockout pilot light and lockout reset button
16 Socket for electrical connection
17 Air gate valve
18 Adjusting pump pressure
19 Plate prearranged to drill 2 holes for the passage of hoses.
Technical description of the burner
6 7 4
8
15 5
19
3
11
2
10 12
14
17
9
Two types of burner failure may occur:
CONTROL BOX LOCKOUT: if the control box push-button (red
led) 17)(Fig. 5) lights up, it indicates that the burner is in lockout.
To reset, hold the button down for between 1 and 3 seconds.
11 GB
1
20156729
13
18
16
Fig. 5
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