Cornelius UC 701 service manual Guide to Good ICE

GUIDE TO GOOD ICE

CUSTOMER

COMMENTS

“It runs but the ice is too soft.”

“The icemaker is not producing enough ice.”

“The ice is too wet.”

CHECK ICEMAKER LOCATION CONDITIONS FIRST

SProper air flow for condens- ing system.

SLocation too close to high units such as coffee urns, deep fryers, grills, etc.

SSupply 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).

CHECK ICE MAKER

SUse gauges for checking suction and head pressures. See manual for correct reading and conditions. Check frost line and sight glass.

SCheck water level for proper adjustment and restrictions. See Manual.

SCheck evaporator assembly for worn parts, bearings, scored evaporator and auger, bad expansion valve. etc.

“It makes too much noise.”

(With this comment the ice is usually extremely hard and larger than normal.)

Over Compression

S	Check to see if noise	S	Check for loose parts
	objection is normal fan and		and screws rattling.
	air flow noise.		Check evaporator
		S
S	Supply water conditions.		assembly for worn
			parts, bearings, scored
	Water too cold (below		evaporator and auger,
	50_F). (Possibly running		bad expansion valve,
	from pre-cooler.)		etc.

SObstructions partially blocking ice exit from top of evaporator.

SCheck fan and fan shroud.

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