Service Tools; Test Outputs (Components) - Bunn Single TF BrewWISE DBC Installation And Operating Manual

PROGRAMMING THE BREWER (cont.)

SERVICE TOOLS

This function allows the testing of individual com-
ponents and the ability to check switches for proper
function. This function also tests the Soft Heat server's
status on the brewer (in place or removed), and the
funnel sensor coil's frequency (diagnostic tool for
troubleshooting purposes only).
SERVICE TOOLS?
NO
EXIT TO
NEXT FUNCTION
SCREEN
TEST OUTPUTS?
NO
TEST SWITCHES?
NO YES
NOTHING PRESSED
TEST FREQUENCY?
NO YES
EXIT TO
NEXT FUNCTION
SCREEN
YES
YES
PRESS AND RELEASE
® SYMBOL
BREW VALVE
ON NEXT
NEXT COMPONENT
TO BE TESTED
125.0 KHZ. 4
4 125.0 KHZ.
PRESS AND RELEASE
® SYMBOL
P2757
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 Valve
Funnel Lock (Optional)
Refill Valve
Tank Heaters
Heater Contactor
Procedure to test components (outputs):
1. Place brew funnels into rails on the brewer.
2. Place a Soft Heat server beneath the brew fun-
nel.
3. Press and hold the upper right hidden switch until
the display reads UNITS. Release the switch, then
press and release switch until the display reads
OFF
SERVICE TOOLS.
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 brewer.
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 BREW BYPASS, press ON. If the bypass
valve is functional, water should run from the brew
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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