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Idiomas disponibles
Idiomas disponibles
3.9
Burner equipment
The burner is supplied complete with:
Gas train flange
Flange gasket
4 screws to fix the M8x25 flange
Thermal insulation screen
Extensions 7) per guides 15): only TL versions
3.10 Control box for the air/fuel ratio
Introduction
The RMG/M 88.62... control box included in burners of RS range
is designed to control and start up forced draught gas burners
with intermittent operation.
In compliance with:
- Technical Standard EN676 (gas burners)
- Technical Standard EN298 (gas appliances)
All the installation, maintenance and disassem-
bly operations must be carried out with the elec-
tricity supply disconnected.
DANGER
To avoid damaging things or injuring people, do
not open or alter the control box.
The installation of the burner must be carried
out by qualified personnel, in compliance with
the standards and regulations of the laws in
WARNING
force.
Technical Data
Electrical supply
Frequency
Internal fuse
Operation below the nominal value of electrical supply
Minimum operation value
on reduction of electrical supply
below nominal value
Minimum operation value
on increase in electrical supply
towards nominal value
Maximum load of the contacts:
Alarm exit
Nominal power supply
Maximum current
Allowed cable length
Thermostat
Air pressure switch
CPI
Gas pressure switch
Flame detector
Remote reset
M4 screws tightening torque
AC 220.....240V
+10% / -15%
50.....60 Hz +/- 6%
T6,3H250V
approx. AC 160 V
approx. AC 175 V
AC 230V, 50/60 Hz
0.5 A
max. 20 m at 100 pF/m
max. 1 m at 100 pF/m
max. 1 m at 100 pF/m
max. 20 m at 100 pF/m
max. 1 m
max. 20 m at 100 pF/m
max. 0.8 Nm
4 screws to fix the M12x35 burner flange to the boiler
Instruction manual
Spare parts list
3.11 Servomotor
The servomotor provides simultaneous adjustment for the air
damper, by means of the adjustable profile cam and the gas but-
terfly valve. The servomotor rotates by 130° in 42 seconds.
Do not alter the factory setting for the 5 cams;
simply check that they are set as indicated
below:
WARNING
Cam I: 130°
Limits rotation toward maximum position.
When the burner is at MAX output, the gas butterfly valve
must be fully open: 90°.
Cam II: 0°
Limits rotation toward minimum position.
When the burner is shut down, the air damper and gas butter-
fly valve must be closed: 0°.
Cam III: 30°
Adjusts the ignition position and the MIN output.
Cam V: integrated to cam III.
10
GB
Fig. 6
D3859
Fig. 7
20133205
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