Riello P200 T/G Installation, Use And Maintenance Instructions page 5

COMBUSTION CHAMBER PRESSURE - MAXIMUM OUTPUT
Operation field in accordance with DIN 4787
When the burner operates with only one, or two nozzles, the pressurization conditions are improved and no prob-
lems arise.
DIMENSIONS OF THE TESTING COMBUSTION CHAMBER
(in compliance with ISO 5063 - 1978)
D = Boiler diameter in mm
P = Position of the mobile
movable wall (mm)
5906
(three nozzles in operation)
For the combustion head projection carefully
follow the boiler manufacturer indications.
A proper protection with refractory material on
the combustion chamber shall be made, when
the boilers with frontal smoke box are used.
3
Testing thermal load