Hoshizaki KM-1300NRF User's Manual
Contents
1. HOSHIZAKI MODULAR CRESCENT CUBER MODEL KM 1300NRF INSTRUCTION MANUAL IMPORTANT Only qualified service technicians should attempt to install service or maintain this icemaker No installation service or maintenance should be undertaken until the technician has thoroughly read this Instruction Manual Likewise the owner manager should not proceed to operate the icemaker until the installer has instructed them on its proper operation HOSHIZAKI provides this manual primarily to assist qualified service technicians in the installation maintenance and service of the icemaker Should the reader have any questions or concerns which have not been satisfactorily addressed please call or write to HOSHIZAKI Technical Support for assistance HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn HOSHIZAKI Technical Support Department Phone 1 800 233 1940 Technical Service 770 487 2331 Fax 770 487 3360 NOTE To expedite assistance all correspondence communication MUST include the following information Model Number Serial Number Complete and detailed explanation of the problem Please review this manual It should be read carefully before the icemaker is installed and operated Only qualified service technicians should install service and maintain the icemaker This manual should be made available to the technician prior to installation maintenance orservice Keep this manual with2. 6 INSTALLATION OF REMOTE CONDENSER UNIT a CHECKS BEFORE INSTALLATION 1 Unpack and remove shipping carton tape s and packing 2 Check that the refrigerant lines do not rub or touch lines or other surfaces and that the fan blade turns freely b LOCATION The condenser unit must be positioned in a permanent site under the following guidelines A firm and flat site A dry and well ventilated area with 24 clearance on both front and rear for ease of maintenance and service should they be required Normal condenser ambient temperature 20 F to 122 F Temperatures not within this operating range may affect the production capacity of the icemaker e The maximum line length for the standard refrigerant charge is 66 feet Should an installation require a longer line length please call 1 800 233 1940 for recommendations concerning the correct additional refrigerant charge to be added Min 24 clearance Note If the recommended guidelines of the installation are exceeded the icemaker performance may be reduced c SET UP 1 Secure the Legs to the condenser unit with eight M8 x 16 mm Hexagon Bolts and M8 Nuts as shown in the illustration See Fig 6 Note Locate the Legs symmetrically 2 The Legs have eight mounting holes Secure the Legs with eight bolts not included 3 Install enough length of two copper tubings provided with Aeroquip couplings between the icemaker and the condenser unit The two copper
3. FPT DRAIN DEW WATER 3 8 OD PIPE 115mm 60mm 695mm 30mm S 27 3 8 1 3 16 4 1 2 2 3 8 as SIDE VIEW BIN CONTROL DROP DOWN REAR VIEW 1073mm 0 4 e un mn 27 3 8 695mm 2 es 42 BOTTOM VIEW FRONT VIEW Note When used with a storage bin not recommended by Hoshizaki the icemaker needs the space at the bottom opening as in the illustration Il INSTALLATION AND OPERATING INSTRUCTIONS 1 CHECKS BEFORE INSTALLATION IMPORTANT Remove shipping carton tape s and packing If packing materialis leftin the icemaker it will not work properly 1 Remove the panels to prevent damage when installing the icemaker See 2 HOW TO REMOVE PANELS 2 Remove the package containing the accessories from the compressor compartment 3 Remove the protective plastic film from the panels If the icemaker is exposed to the sun or to heat remove the film after the icemaker cools 4 Check that the refrigerant lines do not rub or touch lines or other surfaces and that the fan blade turns freely 5 Check that the Compressor is snug on all mounting pads 6 See the Nameplate on the Rear Panel and check that your voltage supplied corresponds with the voltage specified on the Nameplate 7 A remote condenser unit is needed with this model The recommended remote condenser unit is HOSHIZAKI CONDENSER UNIT Model URC 12F 2 HOW TO REMOVE PANELS See Fig 1 O
4. a Front Panel Remove the two screws a Lift up and pull toward you lt Top Panel b Top Panel Remove the two screws and then lift off C Side Panel R Remove the screw Pull slightly toward you and take off AA Lift up slightly and pull toward you d Insulation Panel Remove the Thumbscrew ES 2j Fig 1 3 LOCATION WARNING This icemaker is not intended for outdoor use Normal operating ambient temperature should be within 45 F to 100 F Normal operating water temperature should be within 45 to 90 F Operation of the icemaker for extended periods outside of these normal temperature ranges may affect production capacity For best operating results Icemaker should not be located next to ovens grills or other high heat producing equipment Location should provide a firm and level foundation for the equipment Allow 6 clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required 4 SET UP CAUTION Before operating the icemaker the Bin Control Assembly must be installed correctly 1 Install the Bin Control Assembly as follows See Figures 2 and 3 a Remove the shipping tape securing the Bin Control Assembly Remove the Assembly from the shipping hook by lifting it up and shifting to the right b Lower the Bin Control Assembly through the hole located at the bottom of the icemak
5. Box A MS Fan Motor Leads inside Discharge Line I OB M8 Liquid Line Hexagon Nuts Femaie Coupling Discharge Line Pipe Insulation Fig 6 1 2 OD 3 8 OD Fig 7 d ELECTRICAL CONNECTION WARNING This remote condenser unit requires a ground that meets the national and local electrical code requirements To prevent possible electrical shock to individuals or extensive damage to equipment install a proper ground wire to this condenser unit This condenser unit must be connected to the Fan Motor Junction Box on the icemaker The opening for the power supply connection is 7 8 DIA to fit a 1 2 trade size conduit Usually an electrical permit and services of a licensed electrician are required 1 Remove the Panel 2 Remove the Junction Box Cover 3 Connect the Fan Motor leads in the Junction Box of the remote condenser unit to the Fan Motor leads in the Junction Box of the HOSHIZAKI remote air cooled icemaker 4 Install a ground wire from the icemaker to the remote condenser unit 5 Place the Junction Box Cover and the Panel in position e STACKING CONDENSER UNIT 1 Secure the lower condenser unit to the Legs with eight bolts not included 2 Attach the upper condenser unit on the top of the lower 3 Secure the upper condenser unit with the four screws provided 4 Install refrigerant lines and make electrical connection for each Fan Motor as shown in Items c and d Upper Condenser U
6. Supply Line Drain Valve See Fig 10 5 Allow the line to drain by gravity 6 Attach compressed air or carbon dioxide supply to the Potable Water Line Drain Valve 7 Move the Control Switch to the ICE position 8 Blow the potable water line out using compressed air or carbon dioxide 2 Drain the Potable Water Tank 1 Turn off the Power Supply Switch 2 Move the Control Switch on the Control Box to the OFF position 3 Remove the Insulation Panel Remove the Cap located on the front bottom part of the Ice Dropping Hole Drain the Water Tank See Fig 11 4 Replace the Cap and the Insulation Panel in their correct position 5 Remove all ice from the Storage Bin and clean the Storage Bin 6 Replace the Front Panel in its correct position 18 Ill MAINTENANCE AND CLEANING INSTRUCTIONS 1 CLEANING INSTRUCTIONS WARNING HOSHIZAKI recommends cleaning this unit at least once a year More frequent cleaning however may be required in some existing water conditions To prevent injury to individuals and damage to the icemaker do not use ammonia type cleaners Always wear liquid proof gloves for safe handling of the cleaning and sanitizing solution This will prevent irritation in case the solution contacts with skin IMPORTANT The Cleaning Valve is used to provide access to the inside of the Evaporator during the cleaning and sanitizing operation It should be closed for all icemaking operati
7. the icemaker for later reference CONTENTS PAGE U SPEGIFIGATIONS enn d tata end a n ds 4 1 NAMEPLATE RATING ica traia at drid dtes di 4 2 DIMENSIONS CONNECTIONS 5 Il INSTALLATION AND OPERATING 6 1 CHECKS BEFORE INSTALLATION ertet 6 2 HOW TO REMOVE PANELS canina bete 6 BOC ATION A AA 7 TM gr bo aah NOMEA CH 7 5 ELECTRICAL CONNECTION cscscescscescccecescesessescecsceecesessuscesceescasecsuseeseeseraresseses 9 6 INSTALLATION OF REMOTE CONDENSER UNIT 10 a CHECKS BEFORE INSTALLATION ntt 10 E TION REO NNNM a 10 II ER 11 d ELECTRICAL CONNECTION te of 12 e STACKING CONDENSER 13 7 WATER SUPPLY AND DRAIN CONNECTIONS 14 BS PINAL CHECK LS Tara tableta dla 16 A A O Ere Ea dd 17 10 PREPARING THE ICEMAKER FOR LONG 18 Ill MAINTENANCE AND CLEANING INSTRUCTIONS inn 19 1 CLEANING INSTRUCTIONS ics oae eec ee better 19 a CLEANING PROCEDURE 19 b SANITIZING PROCEDURE iiia crece centes vent 21 MAINTENANCE o actas t Aere 22 SPECIFICATIONS 1 NAMEPLATE RATING HOSHIZAKI ICE MAKER MODEL NUMBER KM 1300NR
8. tubings should be insulated separately See Fig 7 A connector kit OS QUICK is available for field fabricated lines from HOSHIZAKI AMERICA R 404A precharged tubing kits available as optional equipment also from HOSHIZAKI AMERICA are recommended 4 Line sets fabricated in the field should be evacuated through the charging ports on the Aeroquip couplings and charged with R 404A refrigerant vapor to a pressure of 15 30 PSIG Note Factory fabricated tubing kits are precharged and do not need to be evacuated 5 Remove the plastic caps protecting the couplings Attach the two refrigerant lines to the male couplings on the icemaker and the remote condenser unit Each refrigerant line must be connected as follows Icemaker discharge refrigerant line 1 2 OD tubing to DIS of condenser unit Icemaker liquid refrigerant line 3 8 OD tubing to LIQ of condenser unit Note Care should be taken that the unit line set and Condenser contain the same type refrigerant prior to making connections Mixing of refrigerants will result in improper operation and possible damage to the refrigeration system Make the connections at the remote condenser first and then at the icemaker Icemaker Fan Motor C 2 Junction Box Fan Motor Leads inside Hexagon Bolts with split lock Washer Condenser Unt c L Flat Washer Female Coupling Liquid Line Ful Louver Panel a Junction
9. F SERIALNUMBER AC SUPPLY VOLTAGE 208 230 60 1 3 wire with Neutral for 115V COMPRESSOR 208 230V 10 0RLA 61LRA PUMP 120V 1 2FLA 60W FAN REMOTE 120V 3A MAX OTHER 115 120V 0 3A MAXIMUM FUSE SIZE 20AMPS HACR BREAKER USA ONLY 20AMPS MAX CIRC BREAKER CANADA ONLY 20AMPS MINIMUM CIRCUIT AMPACITY 20AMPS DESIGN PRESSURE HI 467PSI LO 230PSI REFRIGERANT 404A MOTOR COMPRESSOR THERMALLY PROTECTED NOTINTENDED FOR OUTDOOR USE HOSHIZAKI AMERICA INC Peachtree City GA LISTED ICE MAKER WITHOUT STORAGE MEANS 946Z COMPONENT See the Nameplate for electrical and refrigeration specifications This Nameplate is located on the upper right hand side of rear panel Since this Nameplate is located on the rear panel of the icemaker itcannotbe read when the back of the icemaker is against a wall or against another piece of kitchen equipment Therefore the necessary electrical and refrigeration information is also on the rating label which can be easily seen by removing only the front panel of the icemaker We reserve the right to make changes in specifications and design without prior notice 2 DIMENSIONS CONNECTIONS 697mm ELECT SUPPLY 105mm 797mm 7 8 DIA OPENING 27 15 32 31 3 8 WATER INLET 14 2 FAN MOTOR SUPPLY 7 8 DIA OPENING 2 2 LIQUID REFRIG LINE DISCHARGE min Az 1 E REFRIG LINE a 4E 9m amp DRAIN X 3 4
10. F or if the pressure is below 10 PSIG When the proper water pressure is reached the icemaker automatically starts running again 8 Have the compressor hold down bolts and refrigerant lines been checked against vibration and possible failure 9 Has the Bin Control Assembly been checked for correct operation During the first five minutes of the freeze cycle hold an ice cube in contact with the face of the sensor housing The icemaker should stop within 3 to 5 seconds Note The ice machine will only shut off during the first five minutes of the freeze cycle 10 Has the end user been given the instruction manual and instructed on how to operate the icemaker and the importance of the recommended periodic maintenance 11 Has the end user been given the name and telephone number of an authorized service agent 12 Has the warranty tag been filled out and forwarded to the factory for warranty registration 9 START UP WARNING 1 All parts are factory adjusted Improper adjustments may result in failure 2 If the unit is turned off wait for at least 3 minutes before restarting the icemaker to prevent damage to the Compressor Do not operate the unit in the WASH position without water in the Water Tank This will cause damage to the Water Pump seal 1 Open the Water Supply Line Shut off Valve 2 Remove the Front Panel 3 Move the Control Switch on the Control Box to the ICE position 4 Replace the Front Pa
11. e installed in accordance with applicable national state and local regulations A plumbing permit and services of a licensed plumber may be required in some areas In some areas a back flow preventer may be required in the cooling water circuit Water Supply Inle 1 2 FPT Icemaker Shut off Valve ball valve Drain Outlet 3 4 FPT Condensation Drain 3 8 1 0 Pipe Drain Valve Two inch j 5 cm air gap Separate piping to approved drain Leave a two inch 5 cm vertical air gap between the end of each pipe and the drain Fig 10 15 8 FINAL CHECK LIST 1 Is the icemaker level 2 Is the icemaker in a site where the ambient temperature is within 45 F to 100 F all year around 3 Is there at least a 6 clearance around the icemaker for maintenance or service 4 Have all shipping tape s packing and cartons been removed from the icemaker Are the cube guides in their correct position Are the separators properly attached to their holding clips 5 Have all electrical and piping connections been made 6 Has the power supply voltage been checked or tested against the nameplate rating And has a proper ground been installed in the icemaker 7 Are the Water Supply Line Shut off Valve and Drain Valve installed Has the water supply pressure been checked to ensure a minimum of 10 PSIG and a maximum of 113 PSIG Note The icemaker may stop running when the water supply is OF
12. e location of the icemaker 22 HOSHIZAKI HOSHIZAKI AMERICA INC 618 HIGHWAY 74 SOUTH PEACHTREE CITY GA 30269 U S A PHONE 770 487 2331 91A1DL10A
13. er c Insert the Plug into the Receptacle on the Bin Control Assembly until it locks in place d Secure the Assembly in place with the thumbscrew 2 Level the icemaker Storage Bin in both the left to right and front to rear directions Shipping Hook a Receptacle Fig 2 Fig 3 5 ELECTRICAL CONNECTION WARNING 1 Electrical connection must be made in accordance with the instructions on the WARNING tag provided with the pig tail leads in the Junction Box 2 This icemaker requires a ground that meets the national and local electrical code requirements To prevent possible electrical shock to individuals or extensive damage to the equipment install a proper ground wire to the icemaker e The white lead must be connected to the neutral conductor ofthe power source Miswiring results in severe damage to the icemaker See Fig 4 This icemaker must have a separate power supply or receptacle of proper capacity See the Nameplate The opening for the power supply connection is 7 8 DIA to fit a 1 2 trade size conduit Usually an electrical permit and services of a licensed electrician are required WARNING ELECTRICAL CONNECTION The white lead must be connected to the neutral conductor of the power source Miswiring results in severe damage to the icemaker See Fig below 208 230 60 1 3 wire with neutral JUNCTION BOX for 115V Lc 208 230V
14. gh your Hoshizaki Dealer 2 Pour the sanitizing solution into the Water Tank 3 Replace the Insulation Panel and the Front Panel in their correct position Note Make sure that the Control Switch is in the WASH position and the Cleaning Valve is open 4 Turn on the power supply and start the sanitizing process 5 Turn off the power supply after 15 minutes 6 Remove the Front Panel and the Insulation Panel 7 Remove the Cap located on the front bottom part of the Ice Dropping Hole Drain the Water Tank Replace the Cap and the Insulation Panel in their correct position 8 Repeat the above steps 15 through 26 in a CLEANING PROCEDURE two times to rinse thoroughly 9 Close the Cleaning Valve 10 Move the Control Switch to the ICE position 11 Replace the Front Panel in its correct position 21 12 Clean the Storage Bin with water 13 Turn on the power supply and start the automatic icemaking process 2 MAINTENANCE IMPORTANT This icemaker must be maintained individually referring to the instruction manual and labels provided with the icemaker 1 Stainless Steel Exterior To prevent corrosion wipe the exterior occasionally with a clean and soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt build up 2 Condenser Check the Condenser once a year and clean if required by using a brush or vacuum cleaner More frequent cleaning may be required depending on th
15. nel in its correct position 5 Turn on the power supply and allow the Water Tank to fill with water and the icemaker to operate for a total of 10 minutes 6 Turn off the power supply and remove the Front Panel 7 Remove the Insulation Panel Remove the Cap located on the front bottom part of the Ice Dropping Hole Drain the Water Tank See Fig 11 Cube Guide Separator 8 Replace the Cap Insulation Panel and Front Panel in their correct position 9 Clean the Storage Bin 10 Turn on the power supply and start the TON oO dde automatic icemaking process Fig 11 10 PREPARING THE ICEMAKER FOR LONG STORAGE WARNING When shutting off the icemaker for an extended time drain out all water from the water tank and remove the ice from the Storage Bin The Storage Bin should be cleaned and dried Drain the icemaker to prevent damage to the water supply line at sub freezing temperatures using air or carbon dioxide Shut off the icemaker until the proper ambient temperature is resumed When the icemaker is not used for two or three days itis sufficientto only move the Control Switch to the OFF position unless the icemaker will be at sub freezing temperatures 1 Remove the water from the potable water supply line 1 Remove the Front Panel 2 Move the Control Switch on the Control Box to the OFF position 3 Wait 3 minutes 4 Close the Potable Water Supply Line Shut off Valve and open the Potable Water
16. nit z x Screw Lower Condenser Unit 7 WATER SUPPLY AND DRAIN CONNECTIONS See Fig 10 WARNING To prevent damage to the pump assembly do not operate the icemaker when the water supply is OFF or if the pressure is below 10 PSIG Do not run the icemaker until the proper water pressure is reached Water supply inlet is 1 2 female pipe thread FPT A water supply line shut off valve and drain valve should be installed A ball valve is recommended for the shut off valve A type of valve other than a ball valve can have a maximum opening smaller than the water supply line ID This can cause a too low water flow rate which can lead to poor defrost performance and or freeze up A minimum of 1 2 OD copper tubing is recommended for the water supply lines Water supply pressure should be a minimum of 10 PSIG and a maximum of 113 PSIG If the pressure exceeds 113 PSIG the use of a pressure reducing valve is required Drain outlet for icemaker dump is 3 4 FPT The drain for condensation is a 3 8 ID pipe The icemaker drain and the condenser drain piping connections must be made separately from the bin drain The drains must have 1 4 fall per foot on horizontal runs to get a good flow The drains should not be piped directly to the sewer system An air gap of a minimum of 2 vertical inches should be between the end of the drain pipe from the icemaker or the ice bin and the floor drain This icemaker should b
17. nsulation Panel 14 Remove the Cap located on the front bottom part of the Ice Dropping Hole Drain the Water Tank Replace the Cap and the Insulation Panel in their correct position 15 Move the Control Switch to the ICE position 16 Close the Cleaning Valve 17 Replace the Front Panel in its correct position 18 Turn on the power supply to fill the Water Tank with water 19 Turn off the power supply after 3 minutes 20 Remove the Front Panel and fully open the Cleaning Valve 21 Move the Control Switch to the WASH position 22 Replace the Front Panel in its correct position 23 Turn on the power supply to rinse off the cleaning solution 20 24 Turn off the power supply after 5 minutes 25 Remove the Front Panel and the Insulation Panel 26 Remove the Cap located on the front bottom part of the Ice Dropping Hole Drain the Water Tank Replace the Cap and the Insulation Panel in their correct position Note Do not replace the Insulation Panel when you proceed to b SANITIZING PROCEDURE 27 Repeat the above steps 15 through 26 three more times to rinse thoroughly Note If you do not sanitize the icemaker go to the step 9 in b SANITIZING PROCEDURE b SANITIZING PROCEDURE Following Cleaning Procedure 1 Dilute IMS II Sanitizer or a 5 25 Sodium Hypochlorite solution with water Add 2 5 fl oz of sanitizer to 5 gal of water Note IMS II Sanitizer Part SA0004 is available throu
18. on The Compressor will not operate unless this valve is completely closed To open the Cleaning Valve the Valve Handle should be parallel to the valve body To close the valve the Valve Handle should be at a right angle to the valve body CLOSED POSITION OPEN POSITION a CLEANING PROCEDURE 1 Dilute approximately 27 fl oz of recommended cleaner Hoshizaki Scale Away or LIME A WAY Economics Laboratory Inc with 5 gal of water 2 Remove all ice from the Evaporator and the Storage Bin Note To remove cubes on the Evaporator turn off the power supply and turn it on after 3 minutes The defrost cycle starts and the cubes will be removed from the Evaporator 3 Turn off the power supply 4 Remove the Front Panel and then remove the Insulation Panel by first removing the Thumbscrew lifting up the panel slightly and pulling it toward you 5 Remove the Cap located on the front bottom part of the Ice Dropping Hole Drain the Water Tank See Fig 11 6 Replace the Cap in its correct position 7 Pour the cleaning solution into the Water Tank 8 Fully open the Cleaning Valve on the left side wall of the machine compartment 9 Move the Control Switch on the Control Box to the WASH position 10 Replace the Insulation Panel and the Front Panel in their correct position 11 Turn on the power supply and start the washing process 12 Turn off the power supply after 30 minutes 13 Remove the Front Panel and the I
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