Operation and Service Manual
Ice Manager Diverter Valve System Operation and Service Manual 27
Ice shortage without audible alarm
Use the chart below to diagnose the cause.
Control Panel Error Message Indicator or Possible Cause Corrective Action
No error message • Signal cables and ice transport
tubes are not connected to correct
ice storage/ice dispenser (lane)
• Check to be sure that signal
cables and ice transport tubes are
connected to correct lane
No error message • Ice level reading as displayed
on control panel is signicantly
different from the actual distance
between the ice and the sensor
face
• Recycle power to the diverter valve.
Make sure to re-start the Horizon
ice machine which will go into
TIME DELAY mode
No error message • Horizon ice machine goes into
TIME DELAY mode within a few
minutes of start up of lane change
• Manually switch ice to another lane
and restart Horizon ice machine.
Let ice machine produce ice for 5
to 8 minutes and manually switch
ice back to the “troublesome” lane.
See if “start-up” ice clears through
• If the above procedure does not
work, investigate a potential ice
lane restriction issue (i.e. transport
tube, bulkhead ttings, sensor
distribution unit, diverter valve)
• Check ice level set-points. Be sure
they match factory settings or
drop-in requirements shown in the
Ice level set point section of this
manual on page 24