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Sime GIULIA SYSTEM 25 User Manual

Sime GIULIA SYSTEM 25
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44
7.6 Checks
7.6.1 Chimney sweep function
The chimney sweeper function is used by the qualified mainte-
nance technician to check the mains gas pressure, detect the
combustion parameters and to measure the combustion effi-
ciency. A combustion analysis should not be conducted until a
satisfactory inlet working pressure test has been completed.
This function lasts 15 minutes and is activated by proceeding
as follows:
if the panel (2) has not already been removed, remove the
two screws (1), pull the front panel (2) forwards and release
it from the top by lifting it
2
1
Fig. 50
remove the screws (3) securing the control panel (4)
move the panel (4) upwards (a) but keeping it in the side
guides (5) to the end of travel
bring it forwards and down (b) until it is horizontal
4
b
a
3
5
Fig. 51
isolate the gas cock
loosen the screw of the “gas mains pressure point” (6) and
connect a pressure gauge
6
8
7
Fig. 52
open the gas cock
power the boiler by setting the main switch to "ON"
ON
Fig. 53
press button
s
and hold for at least 1 second, until you se-
lect “SUMMER” mode
l
press the buttons
o
and
>
at the same time for approxi-
mately 10 seconds until the message flashes "Hi", on the
display alternating with the temperature of the delivery
sensor and the flashing symbols
o
and
>
press the button
>
to make the boiler operate at maximum
power "Hi" and check that the mains gas pressure value on
the pressure gauge is correct.
check that the gas supply pressure is as shown in the table
below
Type of gas G20 G31
Pressure (mbar) 20 37

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Sime GIULIA SYSTEM 25 Specifications

General IconGeneral
BrandSime
ModelGIULIA SYSTEM 25
CategoryBoiler
LanguageEnglish

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