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Replacement of damper motor, air
8.5
1.
Disconnect the main power and shut off the fuel supply.
!
Before obtaining access to electrical and fuel line components
all supply circuits must be disconnected.
Note the connection position of the cables on the damper motor.
2.
Disconnect cables from damper motor.
3.
4.
Release the damper motor.
5.
Remove the screws (H) securing the damper motor mounting plate.
6.
Turn the damper approx. 60°.
7.
Lift up the damper motor.
Remove the damper from the damper shaft (I)
8.
9.
Remove the damper motor from the mounting plate.
10.
Mount the damper to the damper shaft.
11.
Install the new damper motor on the mounting plate.
12.
Connect the damper motor cable.
13.
Refi t the damper motor and mounting plate on the air intake. Make
sure the damper shaft is properly mounted.
14.
Release the button on the damper motor.
15.
Switch on the main power and open the fuel supply.
16.
Start burner and check/adjust combustion.
When servicing/replacing components that aff ect combustion,
!
fl ue gas analysis and soot test must be carried out following
installation.
32
Bentone
Note the connection
!
position of the cables
on the damper motor.
165 405 18
I
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