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PROGRAMMING THE BREWER (cont.)
PROGRAMMING FUNCTIONS - LEVEL 2 (cont.)
SERVICE TOOLS
This function allows the testing of individual components
and the ability to check switches for proper function. This
function also tests the funnel sensor coil’s frequency
(diagnostic tool for troubleshooting purposes only).
Procedure to test components and outputs:
The following components can be individually tested:
Brew Valve
Dilution Valve
Refill Valve
Tank Heater Relay
Tank Heater Triac
1. Place a funnel into the rails of the brewer.
2. Place a server beneath the funnel.
3. Press and hold the right hidden button until the dis
-
play reads SET LANGUAGE. Press the right hidden
button until the display reads SERVICE TOOLS.
4. Press and release YES. The display should now
read TEST OUTPUTS? Press and release YES to
test individual components and outputs. Pressing
NO will advance to the next programming function,
TEST SWITCHES.
5. The display should now read BREW VALVE. To
test the brew valve, press ON. If the brew valve is
functional, water should run from the funnel.
6. Press OFF to end the flow of water.
7. Press NEXT to advance to the next component to
be tested.
NOTE: To bypass testing any component, press NEXT
to advance to the next component without testing the
previous one.
8. The display should now read
DILUTION. To test
the dilution valve, press ON. If the dilution valve is
functional, water should run from the nozzle.
9. Press
OFF to end the flow of water.
10. Press
NEXT to advance to the next component to
be tested, REFILL VALVE.
11. To test the
REFILL VALVE, press ON. If the refill
valve is functional, the sound of the valve operating
will be heard.
12. Press
OFF to end testing of the refill valve.
13. Press
NEXT to advance to the next component to
be tested, TANK HEATR RELAY.
14. To test the tank heater relay, connect a voltmeter
across each of the tank heaters to check for volt-
age.
15. Press
ON. The correct voltage should be present
at the heater terminals.
16. Press OFF to end testing of the tank heater relay.
NOTE: The tank heater will automatically turn off if left
on too long.
17. Press
NEXT to advance to the next component to
be tested, TANK HEATR TRIAC.
18. To test the tank heater triac, connect a voltmeter
across each of the tank heaters to check for volt-
age.
19. Press ON. The correct voltage should be present
at the heater terminals.
20. Press OFF to end testing of the tank heater triac.
21. Press NEXT to TEST OUTPUTS?. To exit program-
ming, press and release the ON/OFF button to return
to the MAIN SCREEN.
36748 101505