Despatch LBB2-xxA/B-2 Manual de usuario descargar pdf (Pagina 52)

MAINTENANCE LBB Series Oven Owner’s Manual

52 Version

7. Remove fan motor.

a. Disconnect motor leads from circuit board.

b. Unscrew screws (4) holding motor mounts to body (T30 Torx bit driver).

c. Lift fan motor from oven body.

8. After running at temperature, the fan wheel may stick to the shaft. Separating the fan wheel

from the fan motor shaft may require force. Use a drift or bass mallet as necessary to drive

out the shaft (Figure 25).

9. Take motor mount off old motor.

10. Put motor mount onto new motor (T20 Torx bit driver).

11. Replace fan motor.

a. Reattach motor to oven body.

b. Reattach motor lead plug to circuit board.

12. Replace top cover.

13. Put fan wheel onto shaft from inside of oven.

14. Adjust fan wheel for 3/16-inch clearance between wheel and inlet ring.

15. Tighten setscrews on the fan wheel.

16. Check that setscrews hit the flats

machined into the motor shaft.

17. Reinstall heater pan assembly if

removed. Refer to Section 6.5.4 for

information on removing the heater

unit.

18. Reinstall heater cover.

19. Reinstall side ducts.

20. Reinstall shelves.

Figure 24. Fan Motor Location.

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Despatch LBB2-xxA/B-2 Manual de usuario Pagina 52