Duke RUF 48 Руководство по эксплуатации - Страница 8

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Service Manual for Refrigerated Back Bar Model RUF 48

Evaporator Fan Replacement

General

The evaporator fan is located and accessed inside

the cooling compartment and is removed as an

assembly from the back panel.

1. Disconnect unit from power source.

2. Remove shelves.

3. Remove shelf support.

4. Remove sheet metal panel.

5. Tag and disconnect evaporator fan wiring.

6. Remove evaporator fan mounting hardware.

7. Remove evaporator fan.

8. Install replacement evaporator fan.

9. Install evaporator fan mounting hardware.

10. Using tags, connect evaporator fan wiring.

11. Install sheet metal panel.

12. Install shelf support.

13. Install shelves.

14. Connect unit to power source and test.

Refrigeration System Replacement

General

The refrigeration system assembly is located in

the rear of the unit.

1. Disconnect unit from power source.

2. Using a refrigeration-charging unit, evacuate

refrigerant from the system according to Duke

Manufacturing Service Bulletin Number 26.

3. Remove expansion valve from refrigeration

assembly.

4. Remove evaporator tubing from refrigeration

assembly.

5. Remove refrigeration assembly mounting

hardware.

6. Tag and disconnect wiring at junction box.

7. Remove wiring harness clamps.

8. Remove mounting nut from condenser coil

tubing in drain pan.

9. Install replacement refrigeration assembly onto

frame mounts.

10. Install mounting nut to condenser coil.

11. Install wiring harness clamps.

12. Using tags, connect wiring at junction box.

13. Install refrigeration assembly mounting

hardware.

14. Install evaporator tubing to refrigeration

assembly.

15. Install expansion valve to refrigeration

assembly.

16. Charge s ystem a ccording t o D uke M anufacturing

Service Bulletin Number 26.

17. Connect unit to power source and test unit.