23
Troubleshooting cont.
Problem
Probable Cause
Corrective Action
Error 1
(Drum Won’t Turn)
(over or under current)
Drum is binding in the hopper.
Hopper not installed correctly. Inspect hopper for proper
assembly and placement.
Drum motor wires are not
secure.
Check the drum motor connectors are secure at the drum motor
and on the main controller.
Drum motor or controller has
failed.
Verify power is present at the motor. Use the
Drum
parameter in
the
Test Outputs
section of the Service Menu to manually
operate the drum motor. Refer to the Service Menu section of the
equipment manual. If power is present at the drum motor,
replace the drum motor. If not, replace the controller after
verifying connections.
Error 2
(Fry Doors Stuck)
(over or under current)
Accumulator door operation is
being restricted.
Check for anything which would interfere with the accumulator
door movement. Verify the hopper and flap door (green arrows
visible) are installed correctly.
Accumulator motor not
operating.
Use the
Accum
parameter in the
Test Outputs
section of the
Service menu to manually operate the accumulator motor. Refer
to the Service menu section of the equipment manual. If power is
present at the accumulator motor but it is not turning, replace the
accumulator motor. If not, replace the controller after verifying
connections.
Error 3
(Fry Door Failed)
(time out)
Accumulator door operation is
being restricted.
Check for anything which would interfere with the accumulator
door movement. Verify the hopper and flap door (green arrows
visible) are installed correctly.
Accumulator home switch is not
reading properly.
Remove the upper back panel and disconnect, then reconnect
the accumulator home switch connector at the controller.
Accumulator motor not
operating.
Use the
Accum
parameter in the
Test
Outputs
section of the
Service menu to manually operate the accumulator motor. Refer
to the Service menu section of the machine manual.
Error 4
(Weighing Issue)
(shift in tare weight)
Hopper or accumulator not
assembled correctly.
Verify proper installation of accumulator housing, hopper, and
flap door.
Dispenser units have been
changed.
Use the
Set Metric
function in the
Configuration Menu
to
change or verify units (United States for pounds and Fahrenheit,
metric for grams and Celsius). After verifying units of measure,
calibrate.
Accumulator doors are not
opening to dispense the fries.
Use the
Accum
parameter in the
Test
Outputs
section of the
Service menu to manually operate the accumulator motor and
doors. If neither door operates or if the doors move only slightly,
suspect the drive wheel hub assembly. Visually inspect the
accumulator assembly inside the back panel.
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 door shafts.
Check for frost buildup. Dispenser should be defrosted daily.
Summary of Contents for McDonald's R200
Page 50: ...48 ELECTRICAL DIAGRAM Figure 33 ...
Page 56: ...089363 MCD ...
