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25
Model R280
Note:
Only trained and/or qualified personnel should perform service on this machine.
Problem
Probable Cause
Corrective Action
Error 1 or 2
After corrective
action, press
to
reset error.
Accumulator door operation is being
restricted.
Check for anything which would interfere with the
accumulator door movement. Verify hopper and flap doors are
installed correctly.
Flap doors installed incorrectly.
Verify the green arrows are visible on the flap doors inside the
cabinet and they open and close easily.
Accumulator motor not operating.
Use Diagnostic Function d09 to manually operate the
accumulator motors. Refer to the diagnostic function
section of the equipment manual.
Accumulator home switch not reading
properly.
Verify operation using Diagnostic Function d10. If faulty, replace
home switch.
Error 3 or 4
After corrective
action, press
to
reset error.
Dispenser units have been changed.
Use function F5 to verify or change units (lb. = pounds,
g = metric). After verifying units of measure, calibrate both sides.
Hopper or accumulator not assembled
correctly.
Verify proper installation of accumulator housings, hoppers, and
flap doors.
Accumulator doors not opening to
dispense the fries.
Use function d09 to operate the doors on the affected side. If
neither door operates or the doors move only slightly, check the
drive wheel assembly. Visually inspect the accumulator assembly
inside the upper back panel.
Accumulator doors are open, not
dispensing fries.
Use function d09 to operate doors on the affected side. If neither
door operates or if the doors move only slightly, suspect the drive
wheel assembly. If the doors operate, home the doors and
calibrate. May require restoring defaults. (d17).
Restrictions to weighing system
movement inside cabinet.
Verify the accumulator door shaft collars are pushed all the way
to the back of the cabinet.
Check for fries interfering with the accumulator doors.
Check for frost build up. Defrost Dispenser daily.
Calibration changed or lost.
Restore defaults and calibrate both sides.
Restrictions to weighing system
movement in the back of the Dispenser.
Verify there is nothing interfering with the movement of the
weighing system.
Verify accumulator magnet block is secure and no foreign object
is attached to the magnet.
Error 5
After corrective
action, press
to
reset error.
*Error may need to
be reset using
diagnostic function
d08 on Dispenser
with revision letters
A and B. (See
below).
Reset error to verify temperature and
probe operation.
If temperature is outside expected range replace the probe. On
early two probe models, verify second probe reading using
Diagnostic Function d06.
Dirty condenser and/or filter.
Clean the condenser and filter. Press the reset button to reset the
error.
Cabinet component missing or damaged. Verify the flap doors are installed. Check cabinet door for
proper alignment. Check the door gasket. Replace missing or
damaged items.
Cabinet door not closed.
Close door.
Refrigeration system issue.
Check refrigerant level. Verify the compressor and condenser fan
are operating.