Commissioning And Adjustment - Viessmann Vitomax LW M64 Installation Instructions Manual

(cont.)
Flame tube temperature monitoring (FTM)
In line with the requirements of EN 12953-3, flame
tube temperature monitoring (FTM) is necessary under
the following conditions:
■ Internal flame tube diameter for smooth pipes or
average flame tube diameter for corrugated pipes
> 1800 mm
■ Combustion heating output for fuel oil > 14 MW or for
natural gas > 18.2 MW

Commissioning and adjustment

Boiler operating and service instructions and
separate documentation
23