20049577
12
GB
Technical description of the burner
3.9
Panel board description
1
“OFF - LOCAL - REMOTE” switch
2
“POWER ON” signal
3
“CALL FOR HEAT” signal
4
Contactor with auxiliary contact for star/delta start “KT1”
5
“FUEL ON” signal
6
“ALARM SILENCE” button
7
“BURNER LOCK-OUT and RESET” pushbutton
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 trasformer “T1”
14 Step-down trasformer (available)
15 Terminal strip “X2”
16 Fan motor thermal relay with reset button “F1”
17 Contactor with auxiliary contact for star/delta start “KS1”
18 Bracket for shielded cables with thumbscrew
Warning:
used only to avoid a break in the cable’s shielding,
hence do not overtighten.
19 “KST1” timer
20 Auxiliary fuse
21 “IGNITION ON” signal
22 Horn
23 Relay
24 Electric joint for ignition cable
25 Electric joint for air pressure switch pipe
26 Free entrance for pilot gas train valves
27 Hole for fan motor cable
28 Plug/socket for QRI flame sensor
29 Plug/socket for air actuator
30 Plug/socket for maximum pressure switch
31 Contactor with auxiliary contact for star/delta start “KL1”
32 Holes for cables grommets for electrical wirings, accessories
and power supply (to be carried out by the installer)
Two types of burner failure may occur:
Flame safeguard lock-out
If the flame safeguard alarm 6)(Fig. 6) lights up, it indicates
that the burner is in lock-out. To reset, press the reset push-
button.
Fan motor trip
Release by pressing the pushbutton on thermal overload
16)(Fig. 6). See “Thermal relay calibration” on page 22.
3.10 Burner equipment
The burner is supplied complete with:
Flange gasket. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Flange fixing screws M 16 x 50 . . . . . . . . . . . . . . . . . . . . . . . No. 4
Screws to secure the burner flange to the boiler: M 20 x 70. No. 4
Instruction manual and spare parts list . . . . . . . . . . . . . . . . . No. 1
8
19
31
4
17
16
11
5
21
2
3
9
6
7
1
32
24
25
26
28
30
22
29
27
12
13
18
15
23
Fig. 6
20050806
Summary of Contents for RS 1200/E BIOGAS/GPL C01 FS2
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