30
Bentone
165 405 14
7.4
Air damper
1.
Disconnect the main power and shut off the fuel supply.
2.
Note the setting of the air damper and loosen the regulator locking
screw (H).
3.
Loosen screws (G), set scale to 7 and lift up.
4.
Remove the intake grille at the air intake.
5.
Clean the air damper and air intake (I), lubricate the damper shaft if
necessary.
6.
Refi t air damper and regulator.
7.
Refi t the intake grille.
8.
Switch on the main power and open the fuel supply.
9.
Start burner and check/adjust combustion.
!
Before obtaining access to electrical and fuel line components
all supply circuits must be disconnected.
!
When servicing/replacing components that aff ect combustion,
fl ue gas analysis and soot test must be carried out following
installation.
G
H
I
Summary of Contents for B 40 A
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