Circuit Breaker - Bunn Fast Cup Series Service & Repair Manual

RIGHT PANEL
Circuit Breaker 3 Amp
Purpose:
A breaker in series with the touchscreen
assembly. The breaker will break the electrical circuit in
the event of a electrical short to prevent damage to the
touchscreen assembly.
TEST INSTRUCTION
Volt/Ohm Meter - Continuity Check
Step 1: Disconnect or unplug machine from power.
Step 2: Remove right panel to access circuit
breaker.
Step 3: Isolate the circuit breaker in preparation
of checking continuity by disconnecting the
wires from the breaker.
Step 4: Open upper door and locate breaker on
the right sidewall, ensure breaker button is
pushed inward or reset.
Step 5: Select the lowest resistance (OHMS) range
on the voltmeter. Install black meter lead in
the meter COM terminal and red meter
lead in the terminal labeled with the OHM
symbol.
Note: Various voltmeters may have a sym-
bol to indicate audible tone or sound. The
meter will alert with a loud tone or sound to
indicate continuity.
Step 6: Install red meter lead on the left breaker
terminal and the black meter lead on the
right breaker terminal.
Step 7: The voltmeter should display 0.00 or
audible tone will sound to indicate
continuity.
Step 8: If continuity is not present during testing as
described in steps 4 thru 7, replace breaker.
PART RELATES TO THE FOLLOWING SYMPTOMS
• User display is not On or illuminated
• LED on Input/Output Board labeled Status, flash-
ing rapidly
SERVICE
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3
4