Viessmann Vitomax LW Operating And Service Instructions page 8

Information
Intended use
(cont.)
Intended use also includes:
■ Use the specified equipment and auxiliary materials
(lubricants, spare and wearing parts, etc.).
■ Equip for operation according to the country-specific
and site-specific regulations.
Indoor installation in a building or container.
■
Use only approved components.
■
Other limit parameters to observe
Boiler with condensing ECO
■ Fuel: Natural gas and EL fuel oil (only for emergency
operation)
Minimum water inlet temperature: 10 °C
■
■ Maximum permissible temperature (water side): 110
°C
■ Maximum permissible operating pressure: 6 bar
■ Boiler flow/return temperature: Maximum spread
50 K
Maximum flue gas temperature: 300 °C
■
8
Boiler with non-condensing ECO
■ Fuel: Natural gas and EL fuel oil (only for emergency
operation)
■ Minimum water inlet temperature: 65 °C
■ Maximum permissible temperature (water side):
150 °C
Maximum permissible operating pressure: 16 bar
■
Boiler flow/return temperature: Maximum spread
■
40 K
■ Maximum flue gas temperature: 300 °C
Note
Higher temperatures on request
Note
Start-up reports must be filled in after commissioning.
For start-up reports, see page 34.