Manitowoc Ice QM20 service manual Model

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Section 4

Maintenance

Step 7 Mix a solution of cleaner and warm water. Depending on the amount of mineral buildup, a larger quantity of solution may be required. Use the ratio in the table below to mix enough solution to thoroughly clean all parts.

Solution Type

Water

Mixed with

 

 

 

Cleaner

4L. (1 gall)

500 ml (16 oz) cleaner

 

 

 

Step 8 Use ½ of the cleaner/water solution to clean all components. The cleaner solution will foam when it contacts lime scale and mineral deposits; once the foaming stops use a soft bristle brush, sponge or cloth (not a wire brush) to carefully clean the parts. Soak the parts for 5 minutes (15 – 20 minutes for heavily scaled parts). Rinse all components with clean water.

Step 9 While components are soaking, use ½ of the cleaner/water solution to clean all foodzone surfaces of the ice machine and bin. Use a nylon brush or cloth to thoroughly clean the following ice machine areas:

Evaporator plastic parts – including top, bottom and sides

Bin bottom, sides and top

Rinse all areas thoroughly with clean water.

Step 10 Mix a solution of sanitizer and warm water.

Solution Type

Water

Mixed With

 

 

 

Sanitizer

23 L. (6 gal )

120 ml (4 ounces) sanitizer

 

 

 

Step 11 Use 1/2 of the sanitizer/water solution to sanitize all removed components. Use a cloth or sponge to liberally apply the solution to all surfaces of the removed parts or soak the removed parts in the sanitizer/water solution. Do not rinse parts after sanitizing.

Step 12 Use 1/2 of the sanitizer/water solution to sanitize all foodzone surfaces of the ice machine and bin. Use a cloth or sponge to liberally apply the solution. When sanitizing, pay particular attention to the following areas:

Evaporator plastic parts - including top, bottom and sides

Bin bottom, sides and top

Do not rinse the sanitized areas.

Step 13 Replace all removed components.

Step 14 Reapply power and water to the ice machine and place the toggle switch in the WASH position.

Step 15 Add the proper amount of Manitowoc Ice Machine Sanitizer to the water trough.

Model

Amount of Sanitizer

QM20

45 ml (1.5 oz)

Step16 Wait until the sanitize cycle is complete (approximately 45 minutes) then place the toggle switch in the OFF position, disconnect power and water supplies to the ice machine.

4-5

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Contents QM20 Series Ice Machine Installation Use and CareProcedural Notices Safety NoticesThis manual covers the following model numbers Personal Injury PotentialTable of Contents This page Intentionally Left Blank Section General Information Section General InformationModel/Serial Number Location Model/Serial Number Location Model NumberOwner Warranty Registration Card Commercial Warranty CoverageGeneral Information Section WHO is Covered by this Limited WARRANTY? Residential Warranty CoverageIntentionally Left Blank Installation Instructions Section Installation InstructionsDimensions SectionLocation of Ice Machine Installation Instructions SectionIce Machine Heat of Rejection Leveling the Ice MachineVoltage Electrical ServiceFUSE/CIRCUIT Breaker Electrical RatingTerminal Block Wire Connection Strain Relief InstallationElectrical Cord Strain Relief Terminal Block Connections SV1707Water Supply Water Service/DrainsDrain Connections Water Supply and Drain Line SIZING/CONNECTIONSTypical Water Supply and Drain Line Sizing and Connections Section Ice Machine Operation Ice Machine OperationSequence of Operation Ice Thickness Adjustment Dial Ice Thickness AdjustmentIce Machine Operation Section Correct Ice Bridge ThicknessSection Maintenance Section MaintenanceInterior Cleaning and Sanitizing Cleaning and Sanitizing ProcedureRemove the Bin Door Maintenance SectionParts Removal Overview Removing the Overflow Tube Remove the Vinyl Hose Remove the Overflow TubeRemove the Water Pump Removing the Water Pump Remove the Water TroughModel ICE Machine Inspection Exterior CleaningCleaning the Condenser Air-Cooled CondenserRemoving the Filter Removal from Service/Winterization Section Before Calling for Service Before Calling for ServiceChecklist To Correct Problem Possible Cause Before Calling for Service SectionPage Manitowoc ICE, INC

QM20 specifications

The Manitowoc Ice QM20 is a top-tier commercial ice machine renowned for its robust performance and innovative features. Aimed primarily at the food service and hospitality industries, this ice maker excels in producing high-quality ice efficiently, delivering reliability and convenience in one compact unit.

One of the standout features of the QM20 is its ice production capacity. It can produce up to 2,030 pounds of ice per day, making it ideal for high-demand environments like restaurants, bars, and hotels. The machine generates chewable, nugget-style ice, which is not only popular among consumers but also highly effective for chilling beverages quickly. The texture of the ice helps to enhance the user experience, making drinks colder faster while maintaining their flavor profile.

The QM20 is equipped with advanced technologies that simplify operation and maintenance. The machine includes a user-friendly digital interface that provides real-time information about ice production and maintenance alerts. This feature ensures that users can easily manage operations, reducing the risk of unexpected outages. One of its notable characteristics is the self-diagnostic feature, which can identify potential issues before they escalate, ensuring optimal performance and longevity of the unit.

Energy efficiency is a key consideration in the design of the QM20. It is engineered to operate optimally while using minimal energy, making it an environmentally friendly choice for businesses conscious of their carbon footprint. In addition, it features a built-in water filter that helps to improve ice quality and taste, while also prolonging the lifespan of the ice machine by reducing mineral buildup.

Durability is another highlight of the Manitowoc Ice QM20. Constructed from high-grade stainless steel, this unit is designed to withstand the rigors of daily use in busy commercial environments. The easy-to-clean design further promotes hygiene, an essential factor in the food service industry.

In summary, the Manitowoc Ice QM20 is a robust, efficient, and technologically advanced ice machine that meets the demands of the commercial sector. With its high production capacity, innovative features, and durable construction, it stands out as a leading choice for establishments looking to enhance their ice-making capabilities while providing exceptional service to their customers.