Bunn SINGLE TF DBC Manual de instrucciones descargar pdf (Pagina 33)

Page 33

14. Press OFF to retract the funnel lock.

15. Press NEXT to advance to the next component to

be tested.

16. To test REFILL VALVE, press ON. If the refill valve

is functional, the sound of the valve operating will

be heard.

17. Press OFF to end testing of refill valve.

18. Press NEXT to advance to the next component to

be tested.

19. To test TANK HEATER, connect a voltmeter across

the tank heater to check for voltage.

20. Press ON. The correct voltage should be present at

the heater terminals.

21. Press OFF to end testing of the tank heater.

NOTE: The tank heater will automatically turn off if left

on too long.

22. After testing the tank heater, press NEXT to ad-

vance to the next test.

23. The HEATER CONTACTOR is used only on certain

models. Check the machine schematic to see if the

contactor is present. Connect a voltmeter across

the tank heater and press ON to check that correct

voltage is present. Press OFF and confirm the

voltage is zero.

24. Press NEXT to return to TEST OUTPUTS.

25. To exit SERVICE TOOLS, press and release the

pad located on the front switch panel. This

will return to the MAIN SCREEN.

Procedure to test switches:

This function allows the operator to test the opera-

tion of the individual switches on the front panel.

1. Place brew funnel into rails of the brewer.

2. Place a server beneath the brew funnel.

3. Press and hold the ® pad until the display reads

SET NEW RECIPES. Release the ® pad. Continue

pressing and releasing the ® pad until SERVICE

TOOLS appears.

4. Press YES to run tests on various components and

outputs within the brewer. (Pressing NO will exit

this function and advance to the next function

screen.)

5. The display should read TEST OUTPUTS.

PROGRAMMING FUNCTIONS - LEVEL 2 (cont.)

SERVICE TOOLS (cont.)

Testing individual components (outputs):

This will allow the operator to test the operation of

individual components and outputs of the brewer. The

components that can be individually tested are as

follows:

Brew Valve

Bypass

Funnel Lock

Refill Valve

Tank Heater

Heater Contactor

Procedure to test components (outputs):

1. Place brew funnel into rails.

2. Place a server beneath the brew funnel.

3. Press and hold the ® pad until the display reads

SET NEW RECIPES. Release the ® pad. Continue

pressing and releasing the pad until SERVICE

TOOLS appears.

4. Press YES to run tests on various components and

outputs within the brewer. Pressing NO will exit

this function and advance to the next function

screen.

5. The display should read TEST OUTPUTS.

6. Press and release YES. The display should read

BREW VALVE.

7. To test BREW VALVE, press ON. If the brew valve

is functional, water should run from the left brew

side.

8. Press OFF to end flow of water.

9. Press NEXT to advance to the next component to

be tested.

NOTE: To bypass testing any component, press NEXT

to advance to the next one, without testing the previ-

ous component.

10. To test BYPASS, press ON. If the bypass valve is

functional, water should run from the brewer

bypass.

11. Press OFF to end flow of water.

12. Press NEXT to advance to the next component to

be tested.

13. To test FUNNEL LOCK, press ON. If the funnel lock

is functional, the lock will come down to hold the

funnel in place.

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Bunn SINGLE TF DBC Manual de instrucciones Pagina 33

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