Bentone MVD 210 - Fan Motor Replacement

37 Bentone BFG 1
!
When servicing/replacing components which aect the
combustion, gas side leakage analysis and check should be
performed on the system.
172 625 16-2
11.4 Fan motor 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 bracket to the motor.
5. Loosen the screw holding the electrical bracket.
6. Remove the cable conduit for the ignition electrode and ionisation
electrode.
7. Loosen the screws (H) holding the motor ange, 5 pcs.
8. Lift off the motor.
9. Disconnect and remove the fan wheel.
10. Install the fan wheel on the new motor and tighten the locking screw.
The fan wheel should be installed in the bottom position against the
motor shaft.
11. Fit in the motor ange against the fan housing.
12. Assemble the motor ange and the fan housing. Tighten the screws
alternatively and not one at a time.
13. Place the cable conduit and the hose for the air pressure switch in
position.
14. Install the screws in the electrical bracket.
15. Connect the motor cable. Connect the ignition electrode and
ionisation electrode.
16. Assemble the fan housing and the front piece.
17. Switch on the main power and open the fuel supply.
18. Start burner and check/adjust combustion.
!
Before obtaining access to electrical and fuel line components
all supply circuits must be disconnected.