35
INST
ALLER Section (en)
7219624.01 (1-04/15)
12.4 COMBUSTION TEST (CO
2
)
For correct boiler operation, the content of (CO
2
- O
2
) in the combustion fumes must observe the tolerances indicated in the
IROORZLQJWDEOH,IWKHYDOXHRI&2
2
- O
2
LVGLIIHUHQWFKHFNWKHHOHFWURGHVDQGWKHLUUHODWLYHGLVWDQFHV,IQHFHVVDU\UHSODFHWKH
HOHFWURGHVDQGSRVLWLRQWKHPFRUUHFWO\,IWKHSUREOHPSHUVLVWVXVHWKHIROORZLQJIXQFWLRQ
G20
G31
16 - 24
16
24
CO
2
%
O
2
%
CO
2
%
O
2
%
CO
2
%
O
2
%
Maximum
SRZHU
Nominal value
8.7
5.4
10.5
5.2
10.0
6.0
Permitted value
8.2 – 9.3
6.3 – 4.3
10.0 – 11.0
6.0 – 4.5
9.5 – 10.5
6.8 – 5.2
Ignition
SRZHU
Nominal value
8.7
5.4
10.8
4.8
10.8
4.8
Permitted value
8.2 – 9.3
6.3 – 4.3
10.3 – 11.3
5.5 – 4.1
10.3 – 11.3
5.5 – 4.1
Minimum
SRZHU
Nominal value
8.8
5.2
10.0
6.0
10.0
6.0
Permitted value
8.2 – 9.3
6.3 – 4.3
9.5 – 10.5
6.8 – 5.2
9.5 – 10.5
6.8 – 5.2
7KHFRPEXVWLRQVDQDOLV\VVKDOOEHGRQHXVLQJDQDQDO\]HUUHJXODUO\FDOLEUDWHG
'XULQJQRUPDORSHUDWLRQWKHERLOHUSHUIRUPVFRPEXVWLRQFRQWUROF\FOHV,QWKLVSKDVH&2YDOXHVKLJKHUWKDQSSPFDQ
occur for brief periods of time.
COMBUSTION ADJUSTMENT FUNCTION (CO
2
%)
7KLVIXQFWLRQVHWVRXWWRSDUWLDOO\DGMXVWWKHYDOXHRI
CO
2
%
7KHIROORZLQJSURFHGXUHLVXVHG
Press buttons
and
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On
´IRUDIHZ
VHFRQGVIROORZHGE\SURJUDPPHURZ³
304
´DOWHUQDWHGZLWKWKH
%
RIERLOHUSRZHU
$IWHUWKHEXUQHULVOLWWKHERLOHUUHYHUWVWRPD[LPXP'+:SRZHU:KHQWKHGLVSOD\VKRZV
100
LWLVSRVVLEOHWRSDUWLDOO\
adjust the value of
CO
2
%
press
7KHGLVSOD\VKRZV
00
DOWHUQDWLQJZLWKWKHIXQFWLRQQXPEHU
304
" (
ÀDVKHV
press
WRUDLVHRUORZHUWKHDPRXQWRI
CO
2
IURPWR
press
WR VDYH WKH QHZ YDOXH DQG YLHZ WKH SRZHU YDOXH RQ WKH GLVSOD\ DJDLQ WKH ERLOHU FRQWLQXHV RSHUDWLQJ DW
PD[LPXP'+:SRZHU
7KLVSURFHGXUHFDQDOVREHXVHGWRDGMXVWWKHTXDQWLW\RI
CO
2
to the
LJQLWLRQSRZHU
and to the
PLQLPXPSRZHU
E\SUHVVLQJ
after point 5 of the procedure described above.
$IWHUVDYLQJWKHQHZYDOXHSRLQWRIWKHSURFHGXUHSUHVV
to take the boiler to its
LJQLWLRQSRZHU
. Wait for the value of
CO
2
WRVWDELOLVHDQGWKHQDGMXVWDVGHVFULEHGLQSRLQWRIWKHSURFHGXUHWKHSRZHUYDOXHLVDQXPEHU!DQG!WKHQ
save (point 5).
press
again to take the boiler to
PLQLPXPSRZHU
. Wait for the value of
CO
2
to stabilise and then adjust as described in
SRLQWRIWKHSURFHGXUHSRZHUYDOXH
to exit the function, press the buttons for at least 6 seconds as described in point 1.
13. GAS VALVE
7KLVDSSOLDQFHGRHVQRWUHTXLUHDQ\PHFKDQLFDODGMXVWPHQWRQWKHYDOYH7KHV\VWHPHQVXUHVHOHFWURQLFDXWRDGDSWDWLRQ
*DVYDOYHNH\
Pi
*DVVXSSO\LQOHWSUHVVXUHWDS
13.1 GAS CONVERSION METHODS
2QO\ DQ$XWKRULVHG7HFKQLFDO$VVLVWDQFH 6HUYLFH FDQ FRQYHUW ERLOHU RSHUDWLRQ IURP
NATURAL GAS
to
LPG
or vice-versa. To
perform calibration, set parameter
P02
DV GHVFULEHG LQ WKH 3$5$0(7(5 6(77,1*6 VHFWLRQ /DVWO\ FKHFN WKH FRPEXVWLRQ
parameters as described in the SPECIAL FUNCTIONS - CHECKING COMBUSTION PARAMETERS section.
:KHQWKHJDVFKDQJHLVFRPSOHWHGWKHERLOHUGDWDSODWHPXVWEHDPHQGHGWRLQGLFDWHWKHQHZJDVGDWD
Pi
Summary of Contents for nuvola duo-tec+
Page 112: ...7219624 01 1 04 15 112 S E C T I O N A ...
Page 117: ...117 S E C T I O N D 7219624 01 1 04 15 25 mm ...
Page 120: ...7219624 01 1 04 15 120 S E C T I O N F ...
Page 122: ...7219624 01 1 04 15 122 ...
Page 123: ...123 7219624 01 1 04 15 ...
Page 124: ...7219624 01 1 04 15 DVVDQR GHO UDSSD 9 7 9LD 7UR HWWL 6HUYL LR FOLHQWL WHO 7HOHID ZZZ ED L LW ...
