Manitowoc Ice QM20 Before Calling for Service Section, To Correct Problem Possible Cause

Page 26

Before Calling for Service

Section 5

 

 

 

To Correct

 

Problem

Possible Cause

 

Ice machine produces

Water level is low.

Be sure the overflow tube is fully

 

shallow or incomplete cubes,

 

seated to prevent water leakage.

 

or the ice fill pattern on the

 

See page 4-5.

 

evaporator is incomplete.

 

 

 

 

Water inlet valve filter screen is dirty.

Remove the water inlet valve and

 

 

 

clean the filter screen. See page 4-

 

 

 

6.

 

 

Water filtration is poor.

Replace the filter.

 

 

Hot incoming water.

Connect the ice machine to a cold

 

 

 

water supply. See page 2-5.

 

 

Ice thickness adjustment dial is not set

Adjust the ice thickness adjustment

 

 

properly.

dial. See page 3-2.

 

 

Incorrect incoming water pressure.

Water pressure must be 240-620 kPA

 

 

 

(34.8 - 89.9 psi).

 

 

Ice machine is not level.

Level the ice machine.

 

 

 

See page 2-2.

 

Low ice capacity.

Water inlet valve filter screen is dirty.

Remove the water inlet valve and

 

 

 

clean the filter screen. See page 4-

 

 

 

6.

 

 

Incoming water supply is shut off.

Open the water service valve.

 

 

The air filter is dirty.

Clean the air filter. See page 4-1.

 

 

The condenser is dirty.

Clean the condenser. See page 4-1.

 

 

Inadequate airflow at the front of the

Remove items blocking airflow at

 

 

ice machine.

the front of the ice machine.

 

 

Ice thickness adjustment dial is not set

Adjust the ice thickness adjustment

 

 

properly.

dial. See page 3-2.

 

5-2

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Contents Installation Use and Care QM20 Series Ice MachineThis manual covers the following model numbers Safety NoticesProcedural Notices Personal Injury PotentialTable of Contents This page Intentionally Left Blank Model/Serial Number Location Section General InformationSection General Information Model/Serial Number Location Model NumberGeneral Information Section Owner Warranty Registration CardCommercial Warranty Coverage Residential Warranty Coverage WHO is Covered by this Limited WARRANTY?Intentionally Left Blank Dimensions Section Installation InstructionsInstallation Instructions SectionIce Machine Heat of Rejection Installation Instructions SectionLocation of Ice Machine Leveling the Ice MachineFUSE/CIRCUIT Breaker Electrical ServiceVoltage Electrical RatingElectrical Cord Strain Relief Strain Relief InstallationTerminal Block Wire Connection Terminal Block Connections SV1707Drain Connections Water Service/DrainsWater Supply Water Supply and Drain Line SIZING/CONNECTIONSTypical Water Supply and Drain Line Sizing and Connections Sequence of Operation Section Ice Machine OperationIce Machine Operation Ice Machine Operation Section Ice Thickness AdjustmentIce Thickness Adjustment Dial Correct Ice Bridge ThicknessInterior Cleaning and Sanitizing Section MaintenanceSection Maintenance Cleaning and Sanitizing ProcedureMaintenance Section Remove the Bin DoorParts Removal Overview Remove the Water Pump Remove the Overflow TubeRemoving the Overflow Tube Remove the Vinyl Hose Removing the Water Pump Remove the Water TroughModel Exterior Cleaning ICE Machine InspectionRemoving the Filter Cleaning the CondenserAir-Cooled Condenser Removal from Service/Winterization Checklist Section Before Calling for ServiceBefore Calling for Service Before Calling for Service Section To Correct Problem Possible CausePage 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.
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