Manitowoc CNF201 Installation, Operation And Maintenance Manual Download Page 1

Page: 1 / 28

Part Number: 000015202 Rev 00 12/17

Nugget Ice Machines

CNF201 & CNF202 Models

Installation, Operation and Maintenance Manual

Caution

Read this instruction before operating this equipment.

Original Document

Summary of Contents for CNF201

Page 1: ...Part Number 000015202 Rev 00 12 17 Nugget Ice Machines CNF201 CNF202 Models Installation Operation and Maintenance Manual Caution Read this instruction before operating this equipment Original Document ...

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Page 3: ...ded could result in minor or moderate injury Notic Indicates information considered important but not hazard related e g messages relating to property damage NOTE Indicates useful extra information about the procedure you are performing n Warning Follow these precautions to prevent personal injury during installation of this equipment Installation must comply with all applicable equipment fire and...

Page 4: ...be worn DANGER Follow these precautions to prevent personal injury during use and maintenance of this equipment It is the responsibility of the equipment owner to perform a Personal Protective Equipment Hazard Assessment to ensure adequate protection during maintenance procedures Do Not Store Or Use Gasoline Or Other Flammable Vapors Or Liquids In The Vicinity Of This Or Any Other Appliance Never ...

Page 5: ...ion 2 Installation Location of Ice Machine 9 Ice Machine Clearance Requirements 9 Sealing to Countertop or Stand 9 Electrical Service 10 Voltage 10 Fuse Circuit Breaker 10 Total Circuit Ampacity 10 Electrical Specifications 10 Water Supply and Drains 10 Potable Water Supply 10 Potable Water Inlet Lines 10 Drain Connections 10 Water Supply Drain Line Sizing Connections 11 Before Starting the Ice Ma...

Page 6: ...tional Checks 14 General 14 Operation 14 Section 4 Maintenance Cleaning and Sanitizing 15 General 15 Exterior Cleaning 15 Procedures 15 Preventative Maintenance Cleaning Procedure 16 Procedure to Clean Heavily Scaled Flake Nugget Ice Machines 17 Cleaning Procedure 17 Sanitizing Procedure 18 Component Disassembly for Cleaning Sanitizing 19 Cleaning the Condenser 22 Removal from Service Winterizatio...

Page 7: ...convenient 16 oz 473 ml and 1 gal 3 78 l bottles These are the only cleaner and sanitizer approved for use with Manitowoc products Cleaner Part Number Sanitizer Part Number 16 oz 473 ml 000000084 16 oz 473 ml 94 0565 3 1 Gallon 3 78 l 94 0581 3 LEGS Optional four inch adjustable legs are available TOUCHLESS SENSING OPTION Touchless sensing can be ordered installed on the ice machine from the facto...

Page 8: ...8 Part Number 000015202 Rev 00 12 17 General Information Section 1 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 9: ...e rear or bottom of dispenser The location must not obstruct airflow through or around the ice machine Airflow is in the left side and out the top Refer to chart for clearance requirements These ice machines are intended for use in household and similar applications such as Staff kitchen areas in shops offices and other work environments Clients in hotels motels farmhouses bed and breakfast and ot...

Page 10: ...s POTABLE WATER SUPPLY Local water conditions may require treatment of the water to inhibit scale formation filter sediment and remove chlorine odor and taste nWarning PERSONAL INJURY POTENTIAL For ice making connect to a potable water supply only Importan If you are installing a Manitowoc water filter system refer to the Installation Instructions supplied with the filter system for ice making wat...

Page 11: ...ing Ice Making Water Inlet 45 F 6 C Min 90 F 32 C Max 20 psi 137 9 kPa Min 80 psi 551 5 kPa Max 3 8 Female Pipe Thread 3 8 9 5 mm minimum inside diameter Ice Machine Drain 1 2 Female Pipe Thread 3 4 19 mm minimum inside diameter DRAIN ICE MAKING WATER INLET TUBING 3 8 MIN I D 9 5 mm DRAIN CONNECTION IS INTERCHANGEABLE DRAIN IS PREINSTALLED TO RUN OUT THE BACK MOVE DRAIN PLUG TO RUN DRAIN OUT THE B...

Page 12: ...ipment Has the owner operator been instructed regarding maintenance and the use of Manitowoc Cleaner and Sanitizer Has the warranty registration card been sent to the factory Has the ice machine and bin been sanitized Has this manual been given to the owner operator Is the water reservoir approximately 2 3 full of water Has the toggle switch been placed in the ICE position Switch is located under ...

Page 13: ...h the water sensing switch closed reservoir full of water the gear motor will energize at the end of the 15 minute time delay The compressor and condenser fan motor energize 5 seconds after the gearmotor FREEZE CYCLE The float valve automatically maintains the water level in the reservoir The ice damper will open and close to verify ice production The ice machine will continue to make ice until th...

Page 14: ...power and the light will not energize Toggle Switch The toggle switch must be placed in the ICE position to make ice Water Reservoir The water reservoir must be 2 3 full of water and the water sensing float must be up switch closed before the ice machine will start WATER SENSING FLOAT Ice Production Allow the ice machine to produce ice for 15 minutes before testing the dispense mechanism This will...

Page 15: ...NSOR ONLY Wipe sensor window with a soft cloth and mild detergent Rinse with clear water and dry with a clean soft cloth PROCEDURES This Manitowoc ice machine has three separate cleaning procedures Preventative Maintenance Cleaning Procedure Perform this procedure as required for your water conditions Recommended monthly Allows cleaning the ice machine without removing all of the ice from the bin ...

Page 16: ...re use ICE WATER ICE WATER Add Cleaner To Evaporator Here Step 3 The ice machine will run a wash cycle a series of rinse cycles and then stop This entire cycle lasts approximately 30 minutes NOTE Periodic cleaning must be performed on adjacent surface areas not contacted by the water distribution system NOTE The ice machine may be set to start and finish a cleaning procedure and then automatically...

Page 17: ... energize and produce ice with the cleaning solution Continue the freeze cycle for 15 minutes Step 9 Move the toggle switch to the OFF position then follow the standard cleaning page 17 and sanitizing procedures page 18 CLEANING PROCEDURE Ice machines that are heavily scaled or have not been cleaned on a regular basis will need to run the Heavily Scaled Cleaning Procedure before this one Failure t...

Page 18: ...ays perform Component Disassembly for Cleaning Sanitizing procedure and a Cleaning Procedure before sanitizing the ice machine Step 1 Turn off the water supply to the ice machine Step 2 Place ICE OFF CLEAN toggle switch in the CLEAN position The dump valve will open and drain the water from the evaporator and reservoir Step 3 Wait approximately 30 seconds or until the evaporator is drained and pla...

Page 19: ...ing Ice Machine Cleaner or Sanitizer 2 Place toggle switch in the CLEAN position for 30 seconds to drain water from reservoir then move toggle switch to OFF position 3 Run dispenser to transfer all ice from the bin to a container nWarning Disconnect electric power to the ice machine at the electric switch box before proceeding 4 Disconnect electrical power to the ice machine 5 Remove top cover A R...

Page 20: ...sen ice chute hose clamp 12 Disconnect ice chute drain Ice Chute Drain Ice Chute Hose Clamp 13 Lift up on ice chute to remove The ice chute must be removed before the bin cover can be removed 14 The ice chute can be cleaned in place If complete removal is desired use a Phillips screwdriver to remove the Hall Effect switch assembly from the ice chute Remove Screw ...

Page 21: ...e water reservoir cover A Push up on cover to snap off 20 Mix a solution of cleaner and warm water Depending upon 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 1 gal 4 l 16 oz 500 ml cleaner 21 Use the cleaner water mixture to clean all componen...

Page 22: ...er nWarning Disconnect electric power to the ice machine and the remote condenser at the electric service switch before cleaning the condenser Air Cooled Condenser A dirty condenser restricts airflow resulting in excessively high operating temperatures This reduces ice production and shortens component life Clean the condenser at least every six months Follow the steps below Caution The condenser ...

Page 23: ... freezing temperatures severe damage to some components could result Damage of this nature is not covered by the warranty Follow the procedure below 1 Disconnect the electrical power at the circuit breaker or the electric service switch 2 Turn off the water supply 3 Disconnect and drain the incoming ice making water line at the rear of the ice machine 4 Disconnect drain tubing from the inlet to du...

Page 24: ...24 Part Number 000015202 Rev 00 12 17 Maintenance Section 4 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 25: ...ard Feature in service manual Ice quality is poor Poor incoming water quality Contact a qualified service company to test the quality of the incoming water and check filter Water filtration is poor Replace filter Incoming water temperature is above 90 F 32 C Correct water temperature Verify check mixing valves in other equipment are working properly Connect the ice machine to a cold water supply W...

Page 26: ...26 Part Number 000015202 Rev 00 12 17 Troubleshooting Section 5 THIS PAGE INTENTIONALLY LEFT BLANK ...

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Page 28: ...fs and premier chain operators or growing independents with industry leading equipment and solutions Our cutting edge designs and lean manufacturing tactics are powered by deep knowledge operator insights and culinary expertise All of our products are backed by KitchenCare our aftermarket repair and parts service CLEVELAND CONVOTHERM DELFIELD FITKITCHEN FRYMASTER GARLAND KOLPAK LINCOLN MANITOWOC M...

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