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TABLE 2
P60**
P30 – P61**
Min. power
Max. power
Boiler
model
G20
G31
G20
1.90
1250 1500 6500 6200
1.110
1300 1300 6900 6700
*
CO
with cover closed. Without cover (chamber open) the value is less than
2
** value read on the boiler front panel display to multiply x 10 (e.g.: 150 corresponds to 1500 rpm)
section 12.2.
16. ADJUSTMENT AND SAFETY DEVICES
The boiler has been designed in full compliance with European reference standards and in particular is equipped with the following:
Limit thermostat
circuit overheats. Under such conditions the boiler is blocked and only after the fault has been eliminated can it be ignited again
by pressing
.
then press the reset button on the boiler control panel.
Thermal fuse
overheats the exchanger. If this device cuts in, dismount the exchanger and replace the thermal fuse (see paragraph "THERMAL
FUSE REPLACEMENT OF HEAT EXCHANGER").
It is forbidden to disable this safety device.
Press
to re-establish normal operating conditions.
It is forbidden to disable this safety device
Flame ionisation detector
these conditions, the boiler blocks. Press
This device allows the main burner to be ignited only if system pressure is higher than 0.5 bars.
Pump post-circulation
The electronically-controlled pump post-circulation function lasts 3 minutes and is enabled, in the heating mode, if the ambient
thermostat causes the main burner to go out.
boiler is switched on, the gas supply is open and the system is correctly pressurised.
PARAMETERS - rpm
P59**
Ignition power
G31
G20
2400
2500
to re-establish normal operating conditions.
VENTURI
GAS NOZZLES
Ø (mm)
Ø (mm)
G31
G20-G31
G20
2400
34
3000
38
37
CO
Min
CO
Max
2
2
(%)
(%)
G31
G20 G31 G20 G31 G20/G31
*8,5 *9,9 *9,0 *10
*9,0
*9,5 *9,2
*10
7115213.01 (4-10/14)
Max. CO
(ppm)
< 250
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