BOILER OPERATING AND MAINTENANCE
Guidance for the User
The only operations that the user can do on the boiler are the following:
- check the water quantity of boiler and installation (once a week at least)
- reset of limit thermostat and burner when boiler is “tripped”
- should the boiler go to “lockout” for more than three times, apply to a Qualified Gas Service
Engineer.
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SWITCHING THE BOILER ON
3.1
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Open gas cock.
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Check that installation and boiler have been filled with water.
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Adjust boiler thermostat knob to the required temperature.
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Turn ON both main and front burner switches.
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As soon as gas flows out from front pilot burner, the ignition electrode shall spark for
10 seconds (check the spark is approx. 5 mm. in length) for lighting the front pilot
burner.
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The ignition electrode shall stop sparking.
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After 20 seconds the main front burner shall light.
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Turn rear burner switch ON.
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As soon as gas flows out from rear pilot burner, the ignition electrode shall spark for
10 seconds (check the spark is approx. 5 mm. in length) for lighting the rear pilot
burner.
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The ignition electrode shall stop sparking.
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After 20 seconds the main rear burner shall light.
Attach manometer to front burner pressure test point and turn on gas supply. Turn on the
front switch. When front burner is fully ignited and stable, adjust gas pressure on burner
as per values quoted on technical data sheet, depending on gas type used.
Turn on the rear burner switch and repeat operations as described for the front burner.
Turn off the front and rear burners through the regulating thermostat.
Wait until the damper is closed.
Seal the regulations made.
Select the two stage mode, if required.
CHANGING GAS TYPE
2.14
REGENCY 4 MODULEK boilers are supplied for use on Natural Gas.
Each appliance can be equipped with injectors for changing from Natural Gas to LPG.
Changing from Natural Gas to LPG:
kit on request
Exchange the injectors of main burner and pilot burner (see Technical Data Table § 1.4).
Remove the pressure regulator and install the cover provided with the kit (see Technical
Data Table § 1.4).
Attatch the data plate “appliance for use on LPG” replacing the previous one.
Changing from LPG to Natural Gas:
kit on request
Exchange the injectors of main burner and pilot burner (see Technical Data Table § 1.4).
Remove the cover and install the pressure regulator provided with the kit.
Attach the data plate “appliance for use on Natural Gas” replacing the previous one.
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