20
ENGLISH
)RUWKHFRQYHUVLRQIURPPHWKDQHJDVWR/3*LQVWDOOWKHEXUQHUÀDQJH
+
For the conversion from LPG to methane gas, remove it.
b
%HIRUHUHPRYLQJWKHEXUQHUÀDQJHHPSW\WKHZDWHUKHDWHUDVGH-
scribed in the paragraph "Emptying the water heater".
See Fig. 37
Then set
Parameter 4
(see paragraph "3DUDPHWHUVPHQXDVIROORZV
Conversion from METHANE to LPG
Parameter Value
4 1
Conversion from LPG to METHANE
Parameter Value
4 0
3.11 Adjustments
The boiler has already been factory set by the manufacturer.
,ILWLVQHFHVVDU\WRDGMXVWLWDJDLQIRUH[DPSOHDIWHUH[WUDRUGLQDU\PDLQ-
tenance, after replacement of gas valve or after gas conversion, carry out
the following procedure.
b
7KH PD[LPXP RXWSXW DGMXVWPHQWPXVW EHFDUULHG RXWLQ WKH VH-
TXHQFH
LQGLFDWHGH[FOXVLYHO\E\TXDOL¿HGSHUVRQQHO
- 5HPRYHWKHFDVLQJE\XQVFUHZLQJWKH¿[LQJVFUHZV
A
(see section "
5HPRYLQJWKHFDVLQJ
- /RRVHQWKHVFUHZRIWKHSUHVVXUHWHVWSRLQWGRZQVWUHDPIURPWKH
gas valve by roughly two turns, then connect the pressure gauge
- 'LVFRQQHFWWKHFRPSHQVDWLRQFRQQHFWRUIURPWKHJDVYDOYH
- 5HPRYHWKHSURWHFWLYHKRRG
- 2SHQDZDWHUWDSWRLWVPD[LPXPÀRZUDWHVHWWKHWHPSHUDWXUHVHOHFWRU
to maximum and power up the water heater
See Fig. 38
Adjusting to the maximum value:
- 6FUHZWKHQXWIXOO\RQXQWLOREWDLQLQJWKHJDVSUHVVXUHVKRZQLQWKH
table
Maximum gas pressure at nozzles
Models 11
G20
12,00 mbar
122,37 mm. W.C.
G30
27,40 mbar
279,40 mm. W.C.
G31
35,40 mbar
360,98 mm. W.C.
Models 13
G20
14,00 mbar
142,76 mm. W.C.
G30
27,40 mbar
279,40 mm. W.C.
G31
35,40 mbar
360,98 mm. W.C.
Models 17
G20
15,20 mbar
155,00 mm. W.C.
G31
35,30 mbar
359,96 mm. W.C.
Adjusting to the minimum value:
- disconnect one of the two electric cables from the coil
- VFUHZRUXQVFUHZWKHKH[KHDGVRFNHWVFUHZWRDGMXVWWKHPLQLPXP
until obtaining the gas pressure value shown in the table
- SXWEDFNWKHSURWHFWLYHFDS
Minimum gas pressure at nozzles
Models 11
G20
1,30 mbar
13,26 mm. W.C.
G30
2,80 mbar
28,55 mm. W.C.
G31
3,60 mbar
36,71 mm. W.C.
Models 13
G20
1,80 mbar
18,35 mm. W.C.
G30
3,40 mbar
34,67 mm. W.C.
G31
4,40 mbar
44,87 mm. W.C.
Models 17
G20
2,10 mbar
21,41 mm. W.C.
G31
5,00 mbar
50,99 mm. W.C.
- 5HFRQQHFWWKHFRPSHQVDWLRQVRFNHWWRWKHJDVYDOYH
- Disconnect the pressure gauge and re-tighten the pressure test point
VFUHZ
b
Please remember that for operation with LPG, the appliance needs
DJDVVXSSO\SUHVVXUHDGMXVWHUZKLFKVKRXOGEHVHWWRPEDU
if operating with butane and 37 mbar for propane.