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3.6.1
Panel board description
8
15
32
18
30
17
10
32
1
"OFF - LOCAL - REMOTE" switch
2
"POWER ON" signal
3
"CALL FOR HEAT" signal
4
"OIL - OFF - GAS" switch
5
"FUEL ON" signal
6
"ALARM SILENCE" button
7
"BURNER LOCK-OUT and RESET" push-button
8
Low air pressure switch
9
Operator panel with LCD display
10 Burner terminal board "X1"
11 Control box for checking flame and air/fuel ratio
12 Ignition transformer "TA"
13 Control box transformer
14 Step-down transformer (available)
15 Terminal strip "X2"
16 Plug/socket branch unit
17 Pump motor contactor and thermal relay with reset button
18 Bracket for shielded cables with thumbscrew
Warning: used only to avoid a break in the cable's shielding,
hence do not overtighten.
19 "KG2" relay
20 Auxiliary fuse
21 DIN bar for: relay, fuse holder and terminal strip "XAUX"
22 Horn
23 "KO" relay
24 "KG1" relay
3.7
Standard equipment
Flange gasket. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Flange fixing screws (M16 x 50) . . . . . . . . . . . . . . . . . . . . . . No. 4
Screws (M18 x 70) to secure the burner flange to the boiler . No. 4
20102963
Technical description of the burner
11
9
4
3
2
14
1
36
23
20
24
19
7
28
6
31
5
35
34
D11449
33
25 "K5" relay
26 "K3" relay
27 Transformer, available for additional actuator or O2 control
28 "K2" relay
29 "K1"relay
30 DIN bar for "X2" terminal strip, thermal relays and contactors
31 "K7" relay
32 Holes for cables grommets for electrical wirings, accessories
and power supply (to be carried out by the installer)
33 Plug/socket for maximum pressure switch
34 Plug/socket for air actuator
35 Plug/socket for QRI flame sensor
36 Terminal strip "XAUX"
Two types of burner failure may occur:
Flame safeguard lock-out
If the flame safeguard alarm 6)(Fig. 4) lights up, it indicates
that the burner is in lock-out. To reset, press the reset push-
button.
Pump motor trip
release by pressing the push-button on thermal overload
17)(Fig. 4). See "Thermal relay calibration" on page 39.
The connection of the inverter and O
carried out by the client / installer following the in-
structions (electrical drawing) provided with the
burner and the kits.
WARNING
Spacers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 2
Flue gas butterfly valve servomotor. . . . . . . . . . . . . . . . . . . . No. 1
Instruction booklet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
12
GB
13
25
26
21
29
22
12
27
16
Fig. 4
kits must be
2
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