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Ice Frost Operator’s Manual
© 2004-2006, IMI Cornelius Inc. - 25 - Publication Number: M620919596OPR
TROUBLESHOOTING
NOTE: The following procedures must be performed by a qualified service technician.
Problem Possible Cause Solution
“Filt” or “Err” message appears on
the touchpad LED readout
• The filter is dirty and needs to
be cleaned
• The unit is positioned too close
to a wall or other object restrict-
ing air flow and causing the
machine to run at a higher tem-
perature
• The filter is not properly
installed
• The unit has been installed
near a heat source, such as a
coffee machine, ice maker or
cold beverage machine which
expels hot air from its vents,
causing the machine to run at a
high temperature. (Installation
near a heat source should be
avoid)
• Clean and replace filter follow-
ing instructions (Removing and
Cleaning Filter)
• Reposition unit to maximize
ventilation space (see installa-
tion figures)
• Properly install filter see
“Removing and cleaning filter”
• Reposition unit to maximize
ventilation space (see installa-
tion figures)
The machine does not cool, or
cools only partially, but the com-
pressors are running
• The space around the machine
is inadequate for ventilation
• Freezer is in COLD mode
• The condenser fins are clogged
with airborne particles
• Fan motor is not running
• Refrigerant is low
• Allow at least 8” (20cm)
between the machine and any-
thing next to it; keep away from
heat sources
• Return to FROZEN mode
• Remove the side panels. Using
a brush or compressed air
clean the condenser
• Check the fan motor’s electrical
connections and, if discon-
nected, reconnect. If still not
operating, replace the motor
• Locate the leak, eliminate it and
recharge the system
The machine does not cool or
cools only partially, but one or
more of the compressors are not
running
•
Defective Electrical components
• Loose wire connections
• One or more of the compressors
are malfunctioning
• No current is coming to the
“compressor delay” PC board
• Replace the malfunctioning compo-
nents
• Check the contacts and correct
those that are incomplete
• Replace the compressor(s)
• Check the electrical connections to
the PC board as well as the trans-
former feeding the PC board and
correct