Cornelius 500 - Series Ice Maker User Manual


 
Continuous Flow Icemaker Service Manual
Publication Number: 630460174SER - 20 - © 2004-2005, IMI Cornelius Inc.
GUIDE TO GOOD ICE
CUSTOMER
COMMENTS
CHECK ICEMAKER
LOCATION CONDITIONS
FIRST
CHECK ICE MAKER
Use gauges for checking
suction and head
pressures. See manual
for correct reading and
conditions. Check frost
line and sight glass.
Check water level for
proper adjustment and
restrictions. See
Manual.
Check evaporator
assembly for worn
parts, bearings, scored
evaporator and auger,
bad expansion valve.
etc.
Proper air flow for condens-
ing system.
Location too close to high
units such as coffee urns,
deep fryers, grills, etc.
Supply water conditions
Water too warm
(above 90 F).
Water artificially softened
above 262 ppm sodium chlo-
ride.
Normal water supply too high
in total dissolved solids
(above 500 PPM).
“It runs but the ice is
too soft.”
“The icemaker is not
producing enough ice.”
“The ice is too wet.”
Check for loose parts
and screws rattling.
Check evaporator
assembly for worn
parts, bearings, scored
evaporator and auger,
bad expansion valve,
etc.
Check to see if noise
objection is normal fan and
air flow noise.
Supply water conditions.
Water too cold (below
50 F). (Possibly running
from pre-cooler.)
Obstructions partially
blocking ice exit from top of
evaporator.
Check fan and fan shroud.
“It makes too much
noise.”
(With this comment
the ice is usually
extremely hard and
larger than normal.)
Over
Compression
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