Burner Components; Burner Equipment - Riello RS 70/E MZ Installation, Use And Maintenance Instructions

Technical description of the burner
3
3.8

Burner components

A
RS 190/E
RS 250/E MZ
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
3.9

Burner equipment

The burner is supplied complete with:
Gas train flange
Flange gasket
4 screws to fix the flange: M10 x 35 for RS 70-100-130/E MZ,
M10 x 40 for RS 190/E - RS 250/E MZ
Thermal insulation screen
4 Screws to fix the burner flange to the boiler:
M12 x 35 for RS 70-100-130/E MZ, M16 x 40 for RS 190/E -
RS 250/E MZ
N° 2 Screws M4 x 7 (for RS 190/E and RS 250/E MZ only)
RS 70-100-130/E MZ
seen from A
13 Clean contacts relay
14 Filter to protect against radio distur-
bance
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 combustion head
21 Gas pressure test point and head fix-
ing 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 regu-
lator RWF40
32 Extensions for guides 20) - only for TL
versions
Extensions 32) for guides 20): TL versions only
Disc (for RS 190/E and RS 250/E MZ only)
Small disc (for RS 190/E and RS 250/E MZ only)
PVP kit for leak detection (supplied as standard with RS 130/
E MZ, RS 190/E and RS 250/E MZ, accessory supplied on
request for RS 70/E and RS 100/E - see Appendix B)
Instruction manual
Spare parts list
RS 190/E
RS 250/E MZ
D8038
Fig. 5
GB
9