41 Bentone BFG 1
!
When servicing/replacing components which aect the
combustion, gas side leakage analysis and check should be
performed on the system.
172 625 21-2
11.6.3 Complete electrical package replacement
1. Disconnect the main power and shut off the fuel supply.
2. Loosen the screw assembling the front piece of the burner and the
fan housing, but not more than that the fan housing can be removed
from the front piece. Disconnect the cables to the multiblock.
3. Remove the fan housing from the front piece and pull it backwards
until the cables to the ignition electrode and ionisation electrode can
be loosened.
4. Disconnect the electric contact to the motor, damper motor,
multiblock and the 4-pole Euro plug to the second-stage thermostat.
5. Remove the cover of the 4-pole Euro plug to the second-stage
thermostat and remove it from its attachment.
6. Open the air pressure switch and disconnect the cables. Note how
the air pressure switch is connected.
7. Loosen the screw holding the electrical bracket.
8. Disconnect the ignition electrode and ionisation electrode cables
from the electrical package.
9. Attach the new electrical package.
10. Connect the ignition electrode and ionisation electrode in the new
electrical package.
11. Install the screws in the electrical bracket.
12. Fit the 4-pole Euro plug to the second-stage thermostat in its
attachment and t the cover to it.
13. Connect the cables to the air pressure switch and install the cover.
Ensure correct connection.
14. Connect the motor cable, damper motor, multiblock and the 4-pole
Euro plug to the second-stage thermostat.
15. Assemble the fan housing and front piece.
16. Switch on the main power and open the fuel supply.
17. Start burner and check/adjust combustion.
11.7 Electrical package
Check that the screw holding the electrical bracket is tightened so that good
earth connection between the package and the burner body is obtained.
Use only electric components recommended by Enertech.
!
Before obtaining access to electrical and fuel line components
all supply circuits must be disconnected.
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