20062968
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Technical description of the burner
3.9
Burner components
1
Combustion head
2
Burner pilot
3
Screw for combustion head adjustment
4
Maximum gas pressure switch
5
Burner pilot attachment
6
Gas actuator
7
Ground terminals
8
Auxiliary terminal strip for speed sensor
9
RWF40 connectors
10
Burner terminal board “X1”
11
Operator panel with LCD display
12
Control box for checking flame and air/fuel ratio
13
“K1” relay
14
High voltage lead
15
UV scanner
16
Ignition transformer
17
Holes for cable grommets for electrical wiring, accessories
and power supply (to be carried out by the installer)
18
Air actuator
19
Low air pressure switch (Differential operative type)
20
Guides for opening the burner and inspecting the combustion
head
21
Gas pressure test point and head fixing screw
22
Air pressure socket
23
RWF40 modulator
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
Optional hole
32
“OFF-LOCAL-REMOTE” switch
33
“ALARM SILENCE” button
34
“K2” relay
35
“K3” relay
36
“K4” relay
37
Speed sensor
38
Horn
39
“K5” relay
40
“KM” relay
Fig. 6
20064179
A
View from A
Summary of Contents for RS 120/EV LN
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