Manitowoc QD0322A Use And Care Manual

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Manitowoc QD0322A Use And Care Manual Manual pdf 48 page image

Maintenance Section 44-6 Part No. 80-1640-3AUTOMATIC CLEANING SYSTEM (AuCS®)This accessory monitors ice making cycles and initiatescleaning (or sanitizing) procedures automatically. TheAuCS® Accessory can be set to automatically clean orsanitize the ice machine every 2, 4, or 12 weeks.Automatic OperationThe following occurs when the toggle switch is in the ICEposition:• The ice machine control board counts the number ofice harvest cycles.• The AuCS® accessory interrupts the ice makingmode and starts the cleaning (or sanitizing) modewhen the harvest count equals the “Frequency ofCleaning” setting of the AuCS®.• When the automatic cleaning (or sanitizing) cycle iscomplete (approximately 25 minutes), ice makingresumes automatically, and the “Harvest Count” isreset to zero.Manual Start OperationStep 1 Set the toggle switch to the OFF position afterice falls from the evaporator at the end of a Harvestcycle. Or, set the switch to the OFF position and allowthe ice to melt off the evaporator.Step 2 To start the automatic cleaning system, movethe toggle switch to the CLEAN position. The water willflow through the water dump valve and down the drain.The Clean light will turn on to indicate the ice machine isin the Self Cleaning mode. The AuCS® thenautomatically adds cleaner or sanitizer to the icemachine.Step 3 The ice machine will automatically time out aten minute cleaning or sanitizing cycle, followed by sixrinse cycles, (de-energize the Clean light) and stop. Thisentire cycle lasts approximately 25 minutes.Step 4 After the cleaning or sanitizing cycle stops,move the toggle switch to ICE position.Step 5A. The ice machine may be set to start and finish acleaning or sanitizing cycle, then automaticallystart ice making again.B. You must wait about one minute into thecleaning cycle (until water starts to flow over theevaporator), then move the toggle switch fromCLEAN to ICE position.C. When the cleaning or sanitizing cycle iscompleted, the clean light will turn off and an icemaking sequence will start automatically.! CautionRefer to the AuCS® Accessory Installation - Useand Care Manual for complete details on theinstallation, operation, maintenance and cautionarystatements of this accessory.ImportantOpening the curtain switch will interrupt the cleaningor sanitizing sequence. The sequence will resumefrom the point of interruption when the curtain re-closes.! CautionNever use anything to force ice from the evaporator.Damage may result.