Sime 8116902, Инструкция для пользователя, по установке и обслуживанию

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7.8 Gas conversion
(*) To set parameter PAR 01 correctly, check the fan model on
the technical data plate and set the parameter according
to the installed model as described in the paragraph "List
of parameters".
m
CAUTION
The maintenance interventions described must
ONLY be carried out the professionally qualified per-
sonnel.
a
WARNING
Before carrying out any interventions described:
– set the main system switch to "OFF"
– close the gas valve
– make sure that no hot parts inside the appliance
are touched.
OFF
Fig. 49
7.8.1 Preliminary operations
To carry out the conversion:
– remove the screws (1), pull the front panel (2) forwards and
release it from the top by lifting it
1
2
Fig. 50
– loosen the eight screws (3) and remove the cover (4)
– unscrew the screw (5) and remove the plate (6)
7
5 6
8 9
9
3
4
Fig. 51
– replace the two distinct nozzles (7) and (8) and the related
O-ring (9) with those provided in the conversion kit. Having
two distinct nozzle heads avoids them being inverted during
assembly
– refit the plate (6) and cover (4) following the above instruc-
tions in reverse order
– replace the smoke outlet diaphragm, if present in the trans-
formation kit, as illustrated in "Fig. 26"
– access the installer parameters and modify parameter PAR
01 on the basis of the power and gas used, as indicated in
the table in the “Unscheduled maintenance”) paragraph
– perform the “Chimney sweeper function” function to cor-
rectly set the CO
2
of the boiler with the new gas and then
mount the front panel (2) back on, securing it with the two
screws (1).
1
2
Fig. 52
m
CAUTION
Conversion may ONLY be carried out by Profession-
ally Qualified Personnel.
m
CAUTION
If the gas supply is changed from G20 to G31, mark
the box on the TECHNICAL DATA PLATE.
X
G31 - 37 mbar