Riello RS 70 E - Burner Description

20068428
14
GB
Technical description of the burner
4.10 Burner description
1 Combustion head
2 Ignition electrode
3 Screw for combustion head adjustment
4 Maximum gas pressure switch
5 Pipe coupling
6 Gas servomotor
7 Plug-socket on ionisation probe cable
8 Motor contact maker and thermal relay with reset button
9 Operation on/off switch
10 Terminal board for electrical wiring
11 Operator Panel with LCD display
12 Control box for checking flame and air/fuel ratio
13 Clean contacts relay
14 Filter to protect against radio disturbance
15 Flame inspection window
16 Ignition transformer
17 Cable grommets for electrical wiring (to be carried out by the
installer)
18 Air servomotor
19 Air pressure switch (differential type)
20 Guides for opening the burner and inspecting the combus-
tion head
21 Gas pressure test point and head fixing screw
22 Air pressure socket
23 Flame sensor probe
24 Air damper
25 Fan air inlet
26 Screws to secure fan to pipe coupling
27 Gas input pipe
28 Gas butterfly valve
29 Boiler fixing flange
30 Flame stability disc
31 Bracket for application of output regulator RWF40
32 Extensions for guides 20) - only for TL versions
seen from A
A
D8038
RS 250/E MZ
RS 190/E
RS 70-100-130/ERS 190/E - RS 250/E MZ
Fig. 5