Installation and operating instruction
Oil burner WL5/2-B
3 Product description
83272202 1/2019-04 La
9-76
3.3 Function
3.3.1 Air supply
Air damper
The air damper regulates the air quantity required for combustion. The air damper
position is set using a setting screw on the air damper or the actuator (optional).
At burner shutdown the the actuator (optional) automatically closes the air damper.
At burner shutdown the air dampers close automatically.
Fan wheel
The fan wheel supplies the air from the air intake housing to the combustion head.
Diffuser
The air gap between flame tube and diffuser is adjusted by positioning the diffuser.
This adjusts the mixing pressure and the air quantity required for combustion.