44
1.
Determine the gas type and Wobbe index by asking
your local gas supply utility or LPG supplier.
2.
For operation with LPG, convert the burner (see
page 44).
3.
Record the gas type in the report on page 148.
Gas type conversion (only for operation with LPG)
1
2
A
Fig. 35
1.
Set adjusting screw
A
on the gas train to "2".
2.
Turn on ON/OFF switch .
3.
Select the gas type in coding address "82":
■
Call up code 2
■
"General"
■
Select coding address "11" and set value "9".
Confirm with
OK
. The display shows "11:0".
■
Select coding address "82" and set value "1"
(LPG operation). Confirm with
OK
.
■
Select coding address "11" and set value
≠
"9".
Confirm with
OK
. The display shows "11:0".
■
End service functions.
4.
Open the gas shut-off valve.
5.
Affix label "G31" (supplied with the technical docu-
mentation) adjacent to the type plate on the cover
panel.
Checking the static pressure and supply pressure
Danger
CO formation as a result of incorrect burner
adjustment can have serious health implications.
Always carry out a CO test before and after
work on gas appliances.
Operation with LPG
Purge the LPG tank twice when commissioning or
making a replacement. Vent the tank and gas connec-
tion line thoroughly after purging.
A
Fig. 36
1.
Close the gas shut-off valve.
Commissioning, inspection, maintenance
Checking the gas type
(cont.)
5773 238 GB
