Setting The Time And Date (If Required) - Only For Weather-Compensated Control Units; Checking The Gas Type - Viessmann VITODENs 200 Installation Instructions Manual

Further details regarding the individual steps
Setting the time and date (if required) - only for weather-com-
pensated control units
Note
During commissioning, or after prolonged time out of use, it may be necessary
to set the time and date.
1. Press D.
2. Set the time with a/b.
3. Confirm with d; "Date" will be dis-
played.

Checking the gas type

1. Enquire about the gas type and
Wobbe index (Wo) from your local
mains gas or LPG supplier.
Note
In the as delivered condition, Vito-
dens 200 is set up for natural
gas E.
The boiler can be operated in the
Wobbe index range 12.0 to
3
16.1 kWh/m (43.2 to 58.0 MJ/m
2. Compare the gas category (gas
type) and gas group with the details
on the burner label.
Initial start-up, inspection, maintenance
4. Set the current date with a/b.
5. Confirm with d.
3. If these details do not match the
fuel provided, the burner must be
converted according to the details
provided by the mains gas or the
LPG supplier.
See separate conversion kit
installation instructions.
After conversion to
3
). & Natural gas LL
The boiler can be operated in the
Wobbe index range 10.0 to
13.1 kWh/m
3
m ).
&
LPG P
The boiler can be operated in the
Wobbe index range 21.4 to
22.5 kWh/m
3
m ).
(cont.)
3
(36.0 to 47.2 MJ/
3
(76.9 to 81.0 MJ/
11