Manitowoc Ice QM30 manual Checklist, Problem Possible Cause To Correct

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Section 5

Before Calling for Service

Checklist

If a problem arises during operation of your ice machine, follow the checklist below before calling for service.

Problem	Possible Cause	To Correct
Ice machine does not operate	No electrical power to the ice machine	Replace the fuse/reset the breaker/turn on
		the main switch
	Toggle switch set improperly	Move the toggle switch to the ON position
	Low air temperature around ice machine	Air temperature must be at least 10°C
		(50°F)
Ice machine does not release ice or	Ice machine is dirty	Clean and sanitize the ice machine
is slow to harvest	Ice machine is not level	Level the ice machine
	Low air temperature around ice machine	Air temperature must be at least 10°C
		(50°F)
Ice quality is poor (soft or not clear)	Poor incoming water quality	Contact a qualified service company to
		test the quality of the incoming water and
		make appropriate filter recommendations
	Water filtration is poor	Replace the filter
	Ice machine is dirty	Clean and sanitize the ice machine
	Water inlet valve filter screen is dirty	Remove the water inlet valve and clean
		the filter screen
	Water softener is working improperly (if	Repair the water softener
	applicable)
		Continued on next page...

Part Number 000001772 07/08

5-1

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Contents QM30 UnderCounter Model Ice Machines Procedural Notices Safety NoticesRead These Before Proceeding Personal Injury PotentialSequence of Operation Table of ContentsWater Supply and Drain Line SIZING/CONNECTIONS …………… Initial START-UP or START-UP After Automatic SHUT-OFF ……Removal from Service/Winterization Cleaning and Sanitizing Procedure ………………………………General ……………………………………………………………………… Part Number 000001772 07/08Model/Serial Number Location Model/Serial Number LocationOwner Warranty Registration Card General InformationSection General Information SectionThis page Intentionally Left Blank General DimensionsLocation of Ice Machine Installation InstructionsIce Machine Heat of Rejection Leveling the Ice MachineElectrical Service Installation InstructionsVoltage FUSE/CIRCUIT BreakerTerminal Block Wire Connection Strain Relief InstallationElectrical Cord Strain Relief Terminal Block ConnectionsWater Supply Water Service/DrainsDrain Connections Water Supply and Drain Line SIZING/CONNECTIONSTypical Water Supply and Drain Line Sizing and Connections Initial START-UP or START-UP After Automatic SHUT-OFF Ice Thickness Adjustment Dial Ice Thickness AdjustmentOperation Correct Ice Bridge ThicknessCleaning and Sanitizing Procedure Interior Cleaning and SanitizingQM30 45 ml Remove the Overflow TubeMaintenance Remove the Water PumpRemoving the Water Pump Remove the Water Trough Exterior Cleaning MaintenanceRemoving the Filter Removal from Service/WinterizationProblem Possible Cause To Correct ChecklistBefore Calling for Service