Test Switches; Service Fault Messages - Bunn Axiom Series Technical Training Manual

Test Switches

TEST SWITCHES?
NO YES
Test Switches this test allows for testing of all switches on the Membrane touchpad when a button is depressed the
display will read the button selected. If "Nothing Pressed" appears on the display while depressing the switch the
"Control Board" is not receiving a signal.
BUNN
®

Service Fault Messages

The AXIOM brewer features several error messages for problems occurring within the machine. These error mes-
®
sages will be shown on the display.
TEMPERATURE
TOO LOW
HEATING TIME
TOO LONG
FILL TIME
TOO LONG
TEMP SENSOR
OUT OF RANGE
CHECK SPRAYHEAD
FOR LIME
WARNING
INACCURATE FLOW
WARNING
Repair
VERY LOW FLOW
24
AXIOM Training Manual
®
NOTHING PRESSED
WARMER
Indicates water temperature has not met the ready temperature (Brew lockout enabled).
Indicates Tank heater failure or Control board/Thermistor failure.
Indicates water shutoff, supply line to small or obstructed, inlet solenoid failure, on/off
switch (enable/disable) switch in off position.
If the control board loses contact with the temperature sensor or senses shorted
connection it will display this message.
Indicates that the flow is being restricted. Check Fittings For Lime alternates with this
screen.
Indicates that the flow is being severely restricted. Too Much Lime Please Repair
alternates with this screen.
Indicates that the flow is extremely low and the blockage needs to be removed. Please
alternates with this screen.
™
REAR
FRONT
WARMERS