Checking Gas Type - Viessmann Vitogas 100 Service Instructions Manual

Initial start-up, inspection and maintenance
Further details regarding the individual steps
Checking the gas type
1. Enquire the gas type and Wobbe
index (Wo) from your local mains
gas or LPG supplier.
Please note:
The boiler is set up in the factory
for natural gas E.
The boiler can be operated in
the Wobbe index range
12.0 to 16.1 kWh/m
(43.2 to 58.0 MJ/m
2. Compare the gas category (type)
and group with the details on the
burner label.
3. The burner must be converted acc.
to the details provided by the
mains gas or the LPG supplier to
match the fuel provided, if these
details do not match.
Installation instructions
Conversion kit
6
3
3
).
(cont.)
After conversion from
H Natural gas E to natural gas LL:
This boiler can be operated in
the Wobbe index range
10.0 to 13.1 kWh/m
(36.0 to 47.2 MJ/m
H Natural gas E to LPG P:
The boiler can be operated in
the Wobbe index range
21.4 to 22.5 kWh/m
(76.9 to 81.0 MJ/m
4. Record the gas type in the service
report from page 28.
3
3
).
3
3
).