Hoshizaki Low-Profile Modular Crescent Cuber MRH User's Manual
Contents
1. 8 J L 602 80 3 1 8 23 3 4 3 1 8 Model Shown KML 451MWH A so 22 659126 Rear 18 515 20 1 4 615 124 174 KML 631MWH D 403 15 7 8 504 19 7 8 GERE WATER INLET E 55 2 1 8 EF ELECTRICAL SUPPLY OPENING 193 329 22 778 DIA os VF CONDENSER WATER 4 OUTLET 3 8 FPT _ZCONDENSER WATER INLET 1 2 FPT Daas oun L Has HI Il ACEMAKER DRAIN Ser NOTICE 4 ru OUTLET 3 4 A Allow 6 15 cm clearance at rear a sides and top for proper air circulation B 78 and ease of maintenance and or service should they be required e The ice storage bin opening must match the bottom opening as in the illustration 602 23 374 Model Shown KML 631MWH Model Shown KML 451MWH 3 Remote Models MRH Units mm in Rear URC FAN MOTOR CONNECTION OPENING 22 7 8 DIA ELECTRICAL SUPPLY OPENING wWNZ 7 8 DIA CEMAKER WATER INLET 113 l mec LINE FIELD CONNECTION LIQUID LINE FIELD CONNECTION MS MOUNTING __HOLES TCEMAKER DRAIN OUTLET 3 4 eer 4 424 1116 37 675 26 5 82. 695 17 378 s 602 80 Model Shown KML 631MRH 7 3 34 B 18 Alesa 2 Model Shown KML 631MRH B 615 24 1 4 448 175 8 41 1 58 63 2 1 2 G 75 3 NOTICE Model Shown KML 631MRH Allow 6 15 cm clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required The ice storage bin opening must match the bottom opening as in the illustration 10 4 Remote Condenser Unit URC 9F use with KML 631MRH Units mm in NOTICE BLZ 775 _ Allow 24 61 cm clearance at front is and rear for
3. THE ICEMAKER MUST BE GROUNDED Failure to properly ground the icemaker could result in death or serious injury To reduce the risk of electric shock do not touch the control switch or service switch with damp hands Move the control switch to the OFF position and turn off the power supply before servicing Lockout Tagout to prevent the power supply from being turned back on inadvertently Do not make any alterations to the appliance Alterations could result in electric shock serious injury fire or damage The appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety WARNING continued Children should be properly supervised around the appliance Do not climb stand or hang on the appliance or allow children or animals to do so Serious injury could occur or the appliance could be damaged Do not use combustible spray or place volatile or flammable substances near the appliance They might catch fire Keep the area around the appliance clean Dirt dust or insects in the appliance could cause harm to individuals or damage to the appliance Additional Warning for Remote Models THE REMOTE CONDENSER UNIT MUST BE GROUNDED The power supply and ground connection to the remote c
4. 1 Air Cooled Models MAH Units mm in NOTICE Rear ICEMAKER WATER INLET 1 2 FPT ELECTRICAL SUPPLY OPENING 193 22 778 DIA lt 758 de 329 13 M5 MOUNTING HOLES OUTLET 3 4 FPT 675 E 24 126 378 116 374 695 1 103 27 3 8 4 Model Shown KML 451MAH 20 8 a 23 374 KML 250MAH KML 631MAH KML 351MAH A 559 22 659 26 Bottom IB 515 20 1 4 615 24 1 4 505 19 7 8 605 23 7 8 PTT TT ye Model Shown KML 451MAH Allow 6 15 cm clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required The ice storage bin opening must match the bottom opening as in the illustration 2 Water Cooled Models MWH Units mm in Rear KML 250 351 451 MWH ICEMAKER WATER INLET 1 2 ELECTRICAL SUPPLY OPENING 193 329 22 7 8 DIA 7 5 8 3 aeg R CONDENSER WATER ar OUTLET 3 8 FPT CONDENSER WATER INLET 1 2 M5 MOUNTING N 424 675 26 5 8 2 16 3 4 695 A 103 27 3 8 4 4 Model Shown KML 451MWH 250MWH KML 631MWH KML 351MWH KML 451MWH HOLES I DRAN 3 4 FPT
5. c Wipe down the float switch housing shaft float and retainer rod with cleaning solution Rinse the parts thoroughly with clean water d Reassemble the float switch assembly and replace it in its correct position Secure the float switch assembly with the screws 34 9 10 11 12 13 14 15 16 lt Pour the cleaning solution into the water tank Move the service switch to the WASH position Replace the front insulation panel and the front panel in their correct positions Turn on the power supply to start the washing process Turn off the power supply after 30 minutes Remove the front panel Move the service switch to the DRAIN position Sw Zu Zu Replace the front panel in its correct position then turn on the power supply for 2 minutes 17 Turn off the power supply then remove the front panel 18 Move the control switch to the ICE position 19 Replace the front panel in its correct position 20 Turn on the power supply to fill the water tank with water 21 Turn off the power supply after 3 minutes 22 Remove the front panel 23 Move the service switch to the WASH position then move the control switch to the SERVICE position 24 Replace the front panel in its correct position 25 26 27 28 29 Turn on the power supply to rinse off the cleaning solution Turn off the power supply after 5 minutes Remove the front panel Move the service sw
6. 1 Connection to an Open Drain System Condenser Water Minimum Condenser Condenser Drain Minimum Condenser Supply Inlet Water Supply Line Size Outlet Drain Line Size 1 2 Female Pipe 1 4 Nominal ID Copper 3 8 Female Pipe 1 4 Nominal ID Hard Pipe Thread FPT Water Tubing or Equivalent Thread FPT or Equivalent A condenser water supply line shut off valve and drain valve must be installed In some areas a back flow preventer may be required in the cooling water circuit n order to maintain the proper high side pressure the condenser water supply inlet temperature should not drop below 45 F 7 C and the condenser drain outlet temperature must be in the 104 F to 115 F 40 C to 46 C range Once the icemaker installation is complete confirm the condenser drain outlet temperature 5 minutes after a freeze cycle starts If the condenser drain outlet temperature is not in the proper range use a flat blade screwdriver to rotate the adjustment screw on the water regulating valve until the temperature is in the proper range rotate counterclockwise to raise temperature or clockwise to lower temperature Minimum 1 4 Nominal ID Copper Water Tubing or Equivalent Icemaker Water Supply Inlet TET Shut Off Valve Condenser Drain Outlet 3 8 FPT Condenser Water D Supply Inlet gets Drain Valve 1 2 FPT 7 Vent Tube Icemaker Ice Be sure there is sufficient Drain O
7. 2b Icemaker Mounting 6 vx Brackets Bolts P Fig 2a Fig 2b S NS L2 torage Dispenser Bin Mounting Self Tapping Unit Brackets Screws Not Provided Intentionally Left Blank E Electrical Connection A WARNING For All Models Electrical connection must be hard wired and must meet national state and local electrical code requirements Failure to meet these code requirements could result in death electric shock serious injury fire or damage The icemaker requires an independent power supply of proper capacity See the nameplate for electrical specifications Failure to use an independent power supply of proper capacity can result in a tripped breaker blown fuse damage to existing wiring or component failure This could lead to heat generation or fire THE ICEMAKER MUST BE GROUNDED Failure to properly ground the icemaker could result in death or serious injury e Electrical connection must be made in accordance with the instructions on the WARNING tag provided with the pig tail leads the junction box See Fig Additional Warnings for Remote Models THE REMOTE CONDENSER UNIT MUST BE GROUNDED Power supply and ground wire to the remote condenser unit are supplied from the icemaker See 11 G 6 Electrical Connection Failure to properly ground the remote condenser unit could result in death or serious injury To reduce the risk of electric shoc
8. 40 g for each meter over 20 m Write new total charge on icemaker s rating label 25 5 Line Set Installation Precharged factory line sets available as optional equipment from Hoshizaki America are recommended For details see Il G 5 a Factory Line Set Installation Field fabricated line sets are allowed For details see II G 5 b Field Fabricated Line Set Installation a Factory Line Set Installation 1 Route the factory line set see 1 0 4 Line Set Size and Refrigerant Charge for details from the remote condenser unit to the icemaker Leave a service loop behind the icemaker to allow the icemaker to be pulled out for service See Fig 12 Factory fabricated line sets are precharged and do not need to be evacuated If the line set is too long or too short see II G 5 a 1 Factory Line Set Modification NOTICE Ensure that there are no traps and no kinks in the line set The service loop is not considered an oil trap Do not coil extra line set 2 Connect the refrigerant lines to the appropriate male fittings on the remote condenser unit first and then at the icemaker Make a proper connection as follows a Remove the protective covers from the male fitting and female coupling b Apply Polyol Ester POE refrigerant oil or Parker Super O Lube to the entire male fitting including O ring diaphragm and threads before making the connection See Fig 13 NOTICE Do not use thread sealant on the fittings
9. pressurized air for leak testing 26 3 Evacuate through the Schrader access ports on the Parker quick connect couplings and charge with R 404A refrigerant vapor to a pressure of 15 to 30 PSIG Go to step 2 in 11 G 5 a Factory Line Set Installation b Field Fabricated Line Set Installation 1 Route the copper tube liquid line and copper tube discharge line see II G 4 Line Set Size and Refrigerant Charge for details from the remote condenser unit to the icemaker Leave a service loop behind the icemaker to allow the icemaker to be pulled out for service See Fig 12 NOTICE Ensure that there are no traps and no kinks in the line set The service loop is not considered an oil trap Do not coil extra line set Fabricate the line set to the proper length 2 Insulate the two copper tubes separately 3 Install Parker quick connect couplings on each end OS QUICK a universal quick connect coupling kit available as optional equipment from Hoshizaki America is recommended NOTICE Before brazing remove the Schrader valve core from the access port When brazing protect the coupling by using a wet cloth to prevent the coupling from overheating Do not use silver alloy or copper alloy containing arsenic 4 Allow the coupling to cool then replace the Schrader valve core 5 Use an electronic leak detector or soap bubbles to check for leaks Add a trace of refrigerant to the lines through the Schrader access ports on
10. 5 cm p vertical air gap between the end of each pipe and the JA drain Vent Tube 2 inch 5 cm air gap Minimum 3 4 Nominal ID Hard Pipe or Equivalent Floor Drain Water Cooled Models Connection to an Open Drain System 22 2 Connection to a Closed Loop System Condenser Water Minimum Condenser Condenser Minimum Condenser Supply Inlet Water Supply Line Size Return Outlet Return Line Size 1 2 Female Pipe 1 4 Nominal ID Copper 3 8 Female Pipe 1 4 Nominal ID Copper Thread FPT Water Tubing or Equivalent Thread Water Tubing or Equivalent e Shut off valves and drain valves must be installed at both the condenser water supply inlet and condenser return outlet e Minimum water flow to the condenser is 4 The pressure differential between the condenser water supply inlet and condenser return outlet must be no less than 10 PSIG When using a glycol blend the solution mixture should be less than 3096 glycol In order to maintain the proper high side pressure the condenser water supply inlet temperature should not drop below 45 F 7 C and the condenser return outlet temperature must be in the 104 F to 115 F 40 C to 46 C range Once the icemaker installation is complete confirm the condenser return outlet temperature 5 minutes after a freeze cycle starts If the condenser return outlet temperature is not in the proper range use a flat blade screwdrive
11. Hard Pipe Water Tubing or Equivalent Thread or Equivalent A condenser water supply line shut off valve and drain valve must be installed n some areas a back flow preventer may be required in the cooling water circuit n order to maintain the proper high side pressure the condenser water supply inlet temperature should not drop below 45 F 7 C and the condenser drain outlet temperature must be in the 104 F to 115 F 40 C to 46 C range Once the icemaker installation is complete confirm the condenser drain outlet temperature 5 minutes after a freeze cycle starts If the condenser drain outlet temperature is not in the proper range use a flat blade screwdriver to rotate the adjustment screw on the water regulating valve until the temperature is in the proper range rotate counterclockwise to raise temperature or clockwise to lower temperature Icemaker Water Supply Inlet 1 2 FPT Condenser Drain Outlet 3 8 FPT Condenser Water N Supply Inlet 1 2 FPT wi Vent Tube Icemaker Drain Outlet 3 4 FPT Minimum 1 4 Nominal ID Hard Pipe or Equivalent Bin Drain Outlet 3 4 FPT Fig 7 Model Shown KML 631MWH Minimum 1 4 Nominal ID Copper Water Tubing or Equivalent Drain Valve Ice Storage Be sure there is sufficient Bin extra water supply line and drain line for the appliance to be pulled out for service Separate piping to approved drain Leave a 2 inch
12. Set Size and Refrigerant Charge for proper charging of the appliance 27 Fig 12 Fig 13 Fig 14 Male Fitting Female Coupling Liquid Line Insulated See ll G 4 Line Set Size and Service Loop Male Fitting Brush POLYOL ESTER Threads Poren Apply POE Oil or Parker Super O Lube to Entire Male Fitting Diaphragm xl H SUPER OLUBE Reference Wrench After Tight Tighten an Additional 1 6 Turn ecrans Line Insulated wp See 11 6 4 Line Set Size and Refrigerant Charge for details Refrigerant Charge for details Icemaker DO NOT USE THREAD SEALANT Wrench 28 6 Electrical Connection A WARNING Electrical connection must meet national state and local electrical code requirements Failure to meet these code requirements could result in death electric shock serious injury fire or damage To reduce the risk of electric shock make all remote condenser unit connections before connecting the icemaker power supply THE REMOTE CONDENSER UNIT MUST BE GROUNDED Install a ground wire from the icemaker s fan motor junction box to the remote condenser unit s junction box Use wire of an appropriate gage and outdoor rating Failure to properly ground the remote condenser unit could result in death or serious injury Install line and neutral wires from the fan motor leads in the icemaker s fan motor junction box to the
13. Use POE refrigerant oil or Parker Super O Lube only c Make sure the male fitting and female coupling are properly aligned then start the connection by hand to ensure that it is not cross threaded d Tighten the connection with a wrench until it is tight At this point the nut has covered most of the threads on the male fitting e Mark a reference line on the female coupling and the remote condenser unit or icemaker panel Using a backup wrench on the back of the female coupling tighten the six sided nut of the female coupling an additional 1 6 turn See Fig 14 3 If you lengthened the line set as outlined in II G 5 a 1 Factory Line Set Modification and it exceeds 66 feet see II G 4 Line Set Size and Refrigerant Charge for proper charging of the appliance 1 Factory Line Set Modification 1 Recover the line set charge through the Schrader access ports on the Parker quick connect couplings and store it in an approved container Do not discharge the refrigerant into the atmosphere Remove the extra line set length or add extra tubing When adding extra tubing insulate the additional copper tubes separately 2 Use an electronic leak detector or soap bubbles to check for leaks Add a trace of refrigerant to the lines through the Schrader access ports on the Parker quick connect couplings if using an electronic leak detector and then raise the pressure using nitrogen gas 140 PSIG WARNING Do not use R 404A as a mixture with
14. icemaker are properly attached and secured 1a Dispenser Unit Follow the dispenser unit s setup procedure 1b Ice Storage Bin Unpack the ice storage bin and attach the 4 adjustable legs provided bin accessory to the bottom of the ice storage bin 2 Position the dispenser unit ice storage bin in its permanent location 3 If required install an adapter kit or top kit Contact your local Hoshizaki distributor for recommendations 4 Level the dispenser unit ice storage bin in both the left to right and front to rear directions If using an ice storage bin adjust the ice storage bin legs to level 5 Place the icemaker on top of the dispenser unit ice storage bin 6a Dispenser Unit Follow the dispenser unit adapter kit or top kit instructions for securing the icemaker If no instructions are available secure the icemaker using the mounting brackets provided Rotate the mounting brackets so that they fit flush to the dispenser unit See Fig 2a Secure the mounting brackets to the icemaker with the bolts provided Secure the mounting brackets to the dispenser unit with self tapping screws not provided NOTICE Use care to avoid damage to dispenser unit components when attaching the mounting brackets 6b Ice Storage Bin Follow the ice storage bin adapter kit or top kit instructions for securing the icemaker If no instructions are available secure the icemaker using the 2 mounting brackets and the bolts provided See Fig
15. mounting pads e The icemaker can be installed on a dispenser unit or ice storage bin The ice storage bins listed below are recommended Model Number Width Recommended Hoshizaki Ice Storage Bin KML 250M H 30 or Wider B 500 Series KML 351M H KML 451M H KML 631M H For further options contact your local Hoshizaki distributor NOTICE Remote model must be connected to an appropriate remote condenser unit The remote condenser unit listed below is recommended Connection to a different remote condenser unit will void the warranty unless Hoshizaki approves a different remote condenser unit for your specific application For further details contact your local Hoshizaki distributor Model Number Recommended Hoshizaki Remote Condenser Unit KML 631MRH URC 9F C How to Remove Panels See Fig 1 Front Panel Remove the screw Lift up and towards you Top Panel Lift up at front slightly push rearward and lift off Right Side Panel Remove the screw Slide forward slightly and lift off e Front Insulation Panel Lift up slightly and pull towards you Top Insulation Panel Lift off Top Panel ea Top Insulation Panel a Front Insulation Panel Right Side Panel C Screw 13 D Setup 1 Dispenser Unit Ice Storage Bin and Icemaker Setup A WARNING The installer must ensure the dispenser unit ice storage bin is compatible with the icemaker and the dispenser unit ice storage bin and
16. neutral cleaner Rinse thoroughly after cleaning Bi Weekly Air Filters Inspect Wash with warm water and neutral cleaner if dirty Monthly External Water Check for proper pressure and change if necessary Filters Icemaker Exterior Wipe down with a clean soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt build up Clean any chlorine staining rust colored spots using a non abrasive cleanser Underside of Wipe down with a clean cloth and warm water Icemaker and Top Kits Bin Door and Snout system Clean the water supply inlet screen Condenser Inspect Clean if necessary by using a brush or vacuum cleaner More frequent cleaning may be required depending on location Inspect the water hoses and clean replace if necessary Yearly Icemaker and Clean and sanitize per the cleaning and sanitizing instructions provided in Dispenser Unit Ice this manual See Cleaning and Sanitizing Instructions Storage Bin 33 B Cleaning and Sanitizing Instructions The icemaker must be cleaned and sanitized at least once a year More frequent cleaning and sanitizing may be required in some water conditions A WARNING To prevent injury to individuals and damage to the icemaker do not use ammonia type cleaners Carefully follow any instructions provided with the bottles of cleaning and sanitizing solution Always wear liquid proof gloves and goggles to prevent the cleaning and sanitizing sol
17. proper air circulation and yep nn HET ease of maintenance and or service Top e should they be required a dane ale ale ET qm L S 116 172 E 14 5 8 445 393 17 172 15 12 907 35 374 Rear aN URC 9F Heat of Rejection E t Icemaker AT 90 F 32 C ll 6 Model WT 70 F 21 C of Bra ELECTRICAL SUPPLY OPENING 14172 369 KML 631MRH 10 300 BTU hr 22 7 8 DIA 11 Il Installation and Operating Instructions A WARNING The appliance must be installed in accordance with applicable national state and local codes and regulations Failure to install operate and maintain the appliance in accordance with this manual will adversely affect safety performance component life and warranty coverage and may result in costly water damage CHOKING HAZARD Ensure all components fasteners and thumbscrews are securely in place after installation Make sure that none have fallen into the dispenser unit ice storage bin A Location NOTICE The icemaker is not intended for outdoor use Normal operating ambient temperature must be within 45 F to 100 F 7 C to 38 C Normal operating water temperature must be within 45 F to 90 F 7 C to 32 C Operation of the icemaker for extended periods outside of these normal temperature ranges may affect icemaker performance The icemaker will not work at sub freezing temperatures To prevent damage to
18. range Once the icemaker installation is complete confirm the condenser return outlet temperature 5 minutes after a freeze cycle starts If the condenser return outlet temperature is not in the proper range use a flat blade screwdriver to rotate the adjustment screw on the water regulating valve until the temperature is in the proper range rotate counterclockwise to raise temperature or clockwise to lower temperature Minimum 1 4 Nominal ID Copper Water Tubing or Equivalent Icemaker Water pud d Icemaker Shut Off Valve Condenser T Return Outlet 3 8 FPT Condenser Water ol niet Drain Valve Vent Tube Icemaker Ice Be sure there is sufficient Drain Outlet Storage extra water supply line and 3 4 FPT Bin drain line for the appliance to be pulled out for service Separate piping to approved drain Leave a 2 inch 5 cm vertical air gap between the end of each pipe and the drain Bin Drain Outlet rain 3 4 FPT Vent Tube 2 inch 5 cm air gap Minimum 3 4 Nominal ID Hard Pipe or Equivalent Fig 6 Water Cooled Models Model Shown KML 451MWH Connection to a Closed Loop System Fior pris 21 b KML 631MWH 1 Connection to an Open Drain System Condenser Water Minimum Condenser Condenser Drain Minimum Condenser Supply Inlet Water Supply Line Size Outlet Drain Line Size 1 2 Female Pipe Thread FPT 1 4 Nominal ID Copper 3 8 Female Pipe 1 4 Nominal ID
19. the water supply line drain the icemaker if the air temperature is going to go below 32 F 0 C See IV Preparing the Icemaker for Periods of Non Use The icemaker should not be located next to ovens grills or other high heat producing equipment Allow 6 15 cm clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required The location should provide a firm and level foundation for the appliance B Checks Before Installation Visually inspect the exterior of the shipping container and immediately report any damage to the carrier Upon opening the container any concealed damage should also be immediately reported to the carrier e Remove the shipping carton tape and packing material If any are left in the appliance it will not work properly e See the nameplate on the rear panel and check that your voltage supplied corresponds with the voltage specified on the nameplate e Remove the panels to prevent damage when installing the appliance See How to Remove Panels Remove the package containing the accessories e Remove the protective plastic film from the panels If the appliance is exposed to the sun or to heat remove the film after the appliance cools 12 Check that the refrigerant lines do not rub or touch lines or other surfaces and that the fan blade if applicable turns freely Check that the compressor is snug on all
20. 3 1940 770 487 2331 Fax 1 800 843 1056 770 487 3360 E mail techsupport 9 hoshizaki com HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn Hoshizaki Technical Support Department NOTE To expedite assistance all correspondence communication MUST include the following information Model Number Serial Number Complete and detailed explanation of the problem IMPORTANT This manual should be read carefully before the appliance is installed and operated Read the warnings and guidelines contained in this manual carefully as they provide essential information for the continued safe use and maintenance of the appliance Retain this manual for any further reference that may be necessary CONTENTS Important Safety Information ERE Ra 4 l Specifications na 6 A Electrical and Retriger nt Data een en 6 F n E ed 6 2 AE cT NP O MEET ter 6 a PMIESSIMCE a ood a EM a ME 7 es 7 8 1 Air Cooled Models nee 8 2 Water Cooled Models MWH en 9 s Remote Models MAMI a E 10 4 Remote Condenser Unit URC 9F use with KML 631MRMH 11 Il Installation and Operating Instructions use 12 A OC CW D t TT 12 B Checks Before Inst ll lion era 12 G How to Remove Parels aaa a ee 13 D SEUD aea ER ER TUSTSOET 14 E Electrical Conseils 16 F Water Sup
21. Hoshizaki America Inc Low Profile Modular Crescent Cuber Models KML 250MAH MWH KML 35 MAH KML 45 IMAH KML 63 MAH MWH MRH INSTRUCTION MANUAL A Superior Degree of Reliability www hoshizaki com Issued 8 19 2013 WARNING Only qualified service technicians should install and service the appliance To obtain the name and phone number of your local Hoshizaki Certified Service Representative visit www hoshizaki com No installation or service should be undertaken until the technician has thoroughly read this Instruction Manual Likewise the owner manager should not proceed to operate the appliance until the installer has instructed them on its proper operation Failure to install operate and maintain the appliance in accordance with this manual will adversely affect safety performance component life and warranty coverage and may result in costly water damage Proper installation is the responsibility of the installer Product failure or property damage due to improper installation is not covered under warranty Hoshizaki provides this manual primarily to assist qualified service technicians in the installation maintenance and service of the appliance Should the reader have any questions or concerns which have not been satisfactorily addressed please call send an e mail message or write to the Hoshizaki Technical Support Department for assistance Phone 1 800 23
22. adjustments may adversely affect safety performance component life and warranty coverage NOTICE e f the icemaker is turned off wait for at least minutes before restarting the icemaker to prevent damage to the compressor To prevent damage to the water pump do not leave the control switch in the SERVICE position for extended periods when the water tank is empty At startup confirm that all internal and external connections are free of leaks Additional Notice for Remote Models The icemaker must have power for a minimum of 4 hours prior to startup to prevent compressor damage 1 2 3 4 5 6 Open the water supply line shut off valve s Remove the front panel Move the control switch on the control box to the ICE position Replace the front panel in its correct position Turn on the power supply and allow the icemaker to operate for a total of 10 minutes Remove the front panel then move the service switch to the DRAIN position Move the control switch to the SERVICE position 7 Replace the front panel in its correct position and allow the icemaker to drain for 2 minutes 8 Turn off the power supply 9 Remove the front panel then move the control switch to the ICE position 10 Replace the front panel in its correct position 11 Clean the dispenser unit ice storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 12 Turn on the power supply to start the automatic icemaki
23. cal inches 5 cm should be between the end of the drain pipes from the icemaker dispenser unit ice storage bin and water cooled condenser if applicable and the floor drain 1 Icemaker Icemaker Water Minimum Icemaker Icemaker Drain Minimum Icemaker Supply Inlet Water Supply Line Size Outlet Drain Line Size 1 2 Female Pipe 1 4 Nominal ID 3 4 Female Pipe 3 4 Nominal Thread FPT Copper Water Tubing or Thread FPT ID Hard Pipe or Equivalent Equivalent An icemaker water supply line shut off valve and drain valve must be installed Be sure there is sufficient extra water supply line and drain line for the appliance to be pulled out for service Icemaker Water Supply Inlet Remote Condenser 1 2 FPT Line Set Connections Minimum 1 4 Nominal ID Copper Water Tubing or Equivalent Remote Model Shut Off Valve N z Dr Drain Valve Icemaker Drain Outlet ji 3 4 2 Be sure there is sufficient Bin extra water supply line and drain line for the appliance to be pulled out for service Separate piping to approved Vent Tube drain Leave a 2 inch 5 cm vertical air gap between the end of each pipe and the a Bin Drain Outlet Minimum 3 4 Nominal ID 2 inch 5 cm air gap 3 4 FPT Hard Pipe or Equivalent Floor Drain Fig 4 Air Cooled and Remote Models Model Shown KML 631MRH 19 2 Water Cooled Condenser a KML 250 351 451MWH
24. itch to the DRAIN position m Zn Replace the front panel in its correct position then turn on the power supply for 2 minutes 30 Turn off the power supply 31 Remove the front panel 32 Repeat steps 18 through 31 three more times to rinse thoroughly Note If you do not sanitize the icemaker go to step 14 in 2 Sanitizing Procedure 2 Sanitizing Procedure Following Cleaning Procedure 1 Dilute a 5 25 sodium hypochlorite solution chlorine bleach with warm water Refer to the table 5 25 Sodium Hypochlorite Solution Chlorine Bleach KML 451 and Smaller 1 0 fl oz 30 ml 2 gal 76 1 KML 631 1 25 fl oz 37 ml 2 5 gal 9 5 2 Remove the front insulation panel 3 Pour the sanitizing solution into the water tank 35 4 Move the service switch to the WASH position 5 Replace the front insulation panel and the front panel in their correct positions 6 Turn on the power supply to start the sanitizing process 8 Remove the front panel 7 Turn off the power supply after 15 minutes 9 Move the service switch to the DRAIN position 10 Replace the front panel in its correct position then turn on the power supply for 2 minutes 11 Turn off the power supply 12 Remove the front panel 13 Repeat steps 18 through 31 in 1 Cleaning Procedure two times to rinse thoroughly 14 Move the control switch to the ICE position 15 Replace the front panel in its correc
25. itions 7 Stacking Remote Condenser Unit 1 Install the lower remote condenser unit as described earlier in this section 2 Place the upper remote condenser unit on top of the lower See Fig 16 3 Secure the upper remote condenser unit to the lower remote condenser unit with the 4 screws provided 4 Install refrigerant lines and make electrical connection as described earlier in this section Upper Remote Condenser Unit Screws _ J Screws Lower Remote Condenser Unit Fig 16 30 H Final Checklist WARNING CHOKING HAZARD Ensure all components fasteners and thumbscrews are securely in place after installation Make sure that none have fallen into the dispenser unit ice storage bin 1 Is the icemaker level 2 Is the icemaker in a site where the ambient temperature is within 45 F to 100 F 7 C to 38 C and the water temperature within 45 F to 90 F 7 C to 32 C all year around 3 Is there at least 6 15 cm clearance at rear sides and top of the icemaker 4 Have the shipping carton tape and packing material been removed from the icemaker Is the cube guide in the correct position 5 Have all electrical and water connections been made Do electrical and water connections meet all national state and local code and regulation requirements 6 Has the power supply voltage been checked or tested against the nameplate rating Has a proper ground been installed to the icemaker On remo
26. k make all remote condenser unit connections before connecting the icemaker power supply NOTICE On remote models the appliance must have power for a minimum of 4 hours prior to startup to prevent compressor damage Usually an electrical permit and services of a licensed electrician are required The maximum allowable voltage variation is 10 percent of the nameplate rating The white lead must be connected to the neutral conductor of the power source NOTICE Miswiring may result in severe damage to the icemaker The opening for the power supply connection is 7 8 DIA to fit a 1 2 trade size conduit KML 250M_H KML 351M_H KML 451M_H AWARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death serious injury or severe damage to the icemaker The white lead must be connected to the neutral conductor of the power source See diagram below 115 120 60 1 JUNCTION BOX o BROWN 115 120V 17 KML 631M_H A WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death serious injury or severe damage to the icemaker The white lead must be connected to the neutral conductor of the power source See diagram below 208 230 60 1 3 wire with neutral for 115V JUNCTION BOX q BROWN N WHITE RM L2 BLACK L F Water Su
27. leads in the remote condenser unit s junction box Use wire of an appropriate gage and outdoor rating Do not connect the fan motor leads in the icemaker to incoming power source Do not connect the fan motor leads in the icemaker together Do not allow the leads to contact the junction box walls Do not connect the remote condenser unit to an external power source NOTICE On remote models the icemaker must have power for a minimum of 4 hours prior to startup to prevent compressor damage Usually an electrical permit and services of a licensed electrician are required The opening for the power supply connection is 7 8 DIA to fit a 1 2 trade size conduit 1 Remove the remote condenser unit louver panel See Fig 15 2 Remove the icemaker fan motor junction box cover Remove the remote condenser unit junction box cover Remote Condenser Unit Icemaker Fan Motor Junction tion B Junction Box Cover Cover Louver Panel EN oon AU 29 3 Install a ground wire from the icemaker fan motor junction box to the remote condenser unit junction box Use wire of an appropriate gage and outdoor rating 4 Install line and neutral wires from the fan motor leads in the icemaker fan motor junction box to the leads in the remote condenser unit junction box Use wire of an appropriate gage and outdoor rating 5 Replace the junction box covers and the louver panel in their correct pos
28. nd wire to the remote condenser unit are supplied from the icemaker For details see section II G 6 Electrical Connection 1 Location NOTICE The remote condenser unit is intended for outdoor use Normal operating ambient temperature should be within 20 F to 122 F 29 C to 50 C Operation of the remote condenser unit for extended periods outside of this normal temperature range may affect icemaker performance The maximum line length for the standard line sizes and refrigerant charge is 66 feet 20 m With larger line sizes and or additional refrigerant the maximum line length is 100 feet 30 5 m For details see 11 6 4 Line Set Size and Refrigerant Charge e The maximum vertical distance between the remote condenser unit and the icemaker is 33 feet 10 m above or 10 feet 3 m below the icemaker These distances are measured fitting to fitting See Fig 9 The remote 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 61 cm clearance at front and rear for proper air circulation and ease of maintenance and or service should they be required See Fig 10 Remote Icemaker Condenser Unit t Min 24 61 cm Clearance I gt Max T 33 Feet Max i 10 Feet Air 4 Air 10 m Icemaker 3 m X en B j Service Loop Fig 10 Ser
29. ng process 13 When the icemaker is running hold ice in contact with the bin control thermostat bulb The icemaker should stop within 10 seconds Adjustment may be needed particularly at higher altitude locations 14 On water cooled models confirm proper condenser drain outlet return outlet temperature as outlined in II F 2 Water Cooled Condenser wa nn a gt 32 Ill Maintenance The appliance must be maintained in accordance with the instruction manual and labels provided Consult with your local Hoshizaki Certified Service Representative about maintenance service A WARNING Only qualified service technicians should service the appliance To reduce the risk of electric shock do not touch the control switch or service switch with damp hands Move the control switch to the OFF position and turn off the power supply before servicing Lockout Tagout to prevent the power supply from being turned back on inadvertently CHOKING HAZARD Ensure all components fasteners and thumbscrews are securely in place after any maintenance is done to the appliance Make sure that none have fallen into the dispenser unit ice storage bin A Maintenance Schedule The maintenance schedule below is a guideline More frequent maintenance may be required depending on water quality the appliance s environment and local sanitation regulations Maintenance Schedule fFrequency Area _ ask Clean the ice scoop using a
30. ondenser unit are supplied from the icemaker Failure to properly ground the remote condenser unit could result in death or serious injury Wire routing conduit and disconnect if required must meet national state and local electrical code requirements Failure to meet these code requirements could result in death electric shock serious injury fire or damage NOTICE Follow the water supply drain connection and maintenance instructions carefully to reduce the risk of costly water damage n areas where water damage is a concern install in a contained area with a floor drain Install the icemaker in a location that stays above freezing Normal operating ambient temperature must be within 45 F to 100 F 7 C to 38 C Do not leave the icemaker on during extended periods of non use extended absences or in sub freezing temperatures To properly prepare the icemaker for these occasions follow the instructions in IV Preparing the Icemaker for Periods of Non Use Do not place objects on top of the appliance The dispenser unit ice storage bin is for ice use only Do not store anything else in the dispenser unit ice storage bin Specifications A Electrical and Refrigerant Data The rating label and nameplate provide electrical and refrigerant data The rating label can be seen by removing the front panel The nameplate is located on the rear panel For certification marks see the nameplate We reserve
31. ply and Drain Connections css nenen 18 U ISO ae Eoo 19 2 Water Cooled Condensern ans een ee 20 KML 250 351 451MWH ee ee meen er aix 20 TER NT 22 G Installation of Remote Condenser Unit anne 24 E nee 24 2 ann icli 25 C n M ret eer 25 4 Line Set Size and Refrigerant Charge 25 S t ae eee 26 D Electrical COM COM an 29 7 Stacking Remote Condenser Unit aeuo 30 aM 31 Pic oca seme EN 32 I IA 2 CS ac ce wo a E 33 A Maintenance SGN GONG Ein aed Duc een 33 B Cleaning and Sanitizing Instructions u ae 34 1 Cleaning Proced re REO Brei 34 2 Sanitizing Procedure Following Cleaning Procedure 35 IV Preparing the Icamaker for Periods of Non Use ner nn 37 WIG OSA e P n cues 39 Important Safety Information Throughout this manual notices appear to bring your attention to situations which could result in death serious injury damage to the appliance or damage to property A WARNING Indicates a hazardous situation which could result in death or serious injury NOTICE Indicates a situation which could result in damage to the appliance or propert
32. pply and Drain Connections See Figs 4 through 8 A WARNING Water supply and drain connections must be installed in accordance with applicable national state and local regulations NOTICE Normal operating water temperature should be within 45 F to 90 F 7 C to 32 C Operation of the appliance for extended periods outside of this normal temperature range may affect appliance performance Water supply pressure must 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 To prevent damage to the appliance do not operate the appliance when the water supply is off or if the pressure is below 10 PSIG Do not run the appliance until the proper water pressure is reached External filters strainers or softeners may be required depending on water quality Contact your local Hoshizaki Certified Service Representative or local Hoshizaki distributor for recommendations A plumbing permit and services of a licensed plumber may be required in some areas The icemaker drain line dispenser unit ice storage bin drain line and water cooled condenser drain line if applicable must be run separately Drain lines must have 1 4 fall per foot 2 cm per 1 m on horizontal runs to get a good flow A vented tee connection is also required for proper flow Drain lines should not be piped directly to the sewer system An air gap of a minimum of 2 verti
33. r to rotate the adjustment screw on the water regulating valve until the temperature is in the proper range rotate counterclockwise to raise temperature or clockwise to lower temperature Minimum 1 4 Nominal ID Copper ee Water Tubing or Equivalent N Shut Off Valve Icemaker Water Supply Inlet 1 2 FPT Condenser Return Outlet 3 8 FPT Condenser Water Supply Inlet 1 2 FPT Vent Tube Be sure there is sufficient Icemaker Storage extra water supply line and Drain Outlet Bin drain line for the appliance 3 4 FPT to be pulled out for service Separate piping to approved drain Leave a 2 inch 5 cm vertical air gap between the end of each pipe and the in Bin Drain Outlet _ 7 drain 3 4 FPT Vent Tube 2 inch 5 cm air gap Minimum 3 4 U Hard Pipe Equivalent Fig 8 Water Cooled Models Model Shown A KML 631MWH Connection to a Closed Loop System Floor Drain 23 G Installation of Remote Condenser Unit WARNING Installation of remote condenser unit must be performed by properly trained and EPA certified service personnel The remote condenser unit must be installed in accordance with applicable national state and local codes and regulations Failure to install the remote condenser unit within these guidelines may adversely affect safety performance component life and warranty coverage Power supply and grou
34. r water supply line drain valve 2 Drain the water tank 1 Turn off the power supply then remove the front panel 2 Move the service switch to the DRAIN position then move the control switch to the SERVICE position 3 Replace the front panel in its correct position then turn on the power supply for 2 minutes 4 5 6 7 Turn off the power supply then remove the front panel Move the control switch to the OFF position Replace the front panel in its correct position Remove all ice from the dispenser unit ice storage bin Clean the dispenser unit ice storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 3 On water cooled model remove the water from the water cooled condenser 5 1 Make sure the power supply is off then remove the front top and right side panels 2 Close the condenser water supply line shut off valve If connected to a closed loop system also close the condenser return line shut off valve 37 3 Open the condenser water supply line drain valve If connected to a closed loop system also open the condenser return line drain valve 4 Attach a compressed air or carbon dioxide supply to the condenser water supply line drain valve 5 Open the water regulating valve by using a screwdriver to pry up on the spring retainer underneath the spring While holding the valve open blow out the condenser using the compressed air or carbon dioxide supply until water
35. stops coming out 6 Close the drain valve s 7 Replace the right side top and front panels in their correct positions 38 V Disposal The appliance contains refrigerant and must be disposed of in accordance with applicable national state and local codes and regulations Refrigerant must be recovered by properly certified service personnel 39 HOSHIZAKI AMERICA INC 618 Hwy 74 S Peachtree City GA 30269 USA TEL 770 487 2331 FAX 770 487 3360 www hoshizaki com 1A3085 010
36. t position 16 Clean the dispenser unit ice storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 17 Turn on the power supply to start the automatic icemaking process 36 IV Preparing the Icemaker for Periods of Non Use NOTICE When storing the icemaker for an extended time or in sub freezing temperatures follow the instructions below to prevent damage To prevent damage to the water pump do not leave the control switch in the SERVICE position for extended periods when the water tank is empty When the icemaker is not used for two or three days under normal conditions it is sufficient to move the control switch to the OFF position When storing the icemaker for an extended time or in sub freezing temperatures follow the instructions below 1 Remove the water from the icemaker water supply line 1 Turn off the power supply then remove the front panel 2 Move the control switch to the OFF position 3 Close the icemaker water supply line shut off valve then open the icemaker water supply line drain valve 4 Allow the line to drain by gravity 5 Attach a compressed air or carbon dioxide supply to the icemaker water supply line drain valve 6 Move the control switch to the ICE position 7 Replace the front panel in its correct position then turn on the power supply 8 Blow the icemaker water supply line out using the compressed air or carbon dioxide supply 9 Close the icemake
37. te model has a proper ground also been installed to the remote condenser unit 7 Are the water supply and drain lines sized as specified Are the water supply line shut off valve s and drain valve s installed Has the water supply pressure been checked to ensure a minimum of 10 PSIG and a maximum of 113 PSIG 8 Have the refrigerant lines been checked to make sure they do not rub or touch other lines or surfaces Has the fan blade if applicable been checked to make sure it turns freely 9 On remote model s the line set sized as specified insulated tightened and free of leaks and kinks If the line set exceeds 66 feet 20 m has the charge been adjusted as specified Has the icemaker power supply been on for a minimum of 4 hours s the remote condenser unit in a site where the ambient temperature is within 20 F to 122 F 29 C to 50 C all year around Is there at least 24 61 cm clearance around the remote condenser unit 10 Are all components fasteners and thumbscrews securely in place 11 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 12 Has the end user been given the contact information of an authorized service agent 13 Has the warranty card been filled out and forwarded to the factory for warranty registration 31 Startup A WARNING All parts are factory adjusted Improper
38. the Parker quick connect couplings if using an electronic leak detector and then raise the pressure using nitrogen gas 140 PSIG WARNING Do not use R 404A as a mixture with pressurized air for leak testing 6 Evacuate through the Schrader access ports on the Parker quick connect couplings and charge with R 404A refrigerant vapor to a pressure of 15 to 30 PSIG 7 Connect the refrigerant lines to the appropriate male fittings on the remote condenser unit first and then at the icemaker Make a proper connection as follows a Remove the protective covers from the male fitting and female coupling b Apply Polyol Ester POE refrigerant oil or Parker Super O Lube to the entire male fitting including O ring diaphragm and threads before making the connection See Fig 13 NOTICE Do not use thread sealant on the fittings Use POE refrigerant oil or Parker Super O Lube only c Make sure the male fitting and female coupling are properly aligned then start the connection by hand to ensure that it is not cross threaded d Tighten the connection with a wrench until it is tight At this point the nut has covered most of the threads on the male fitting e Mark a reference line on the female coupling and the remote condenser unit or icemaker panel Using a backup wrench on the back of the female coupling tighten the six sided nut of the female coupling an additional 1 6 turn See Fig 14 8 If the line set exceeds 66 feet see II G 4 Line
39. the right to make changes in specifications and design without prior notice 1 KML 250M H KML 250AH KML 250MWH Fan f5Vi12FLA25W 115 120V 0 2A 115 120V 0 2A 20 AMPS 20 AMPS ther USA Only Canada Only Ampacity HI 467PSI LO 230PSI HI 427PSI LO 230PSI 404A 1 LB 2 OZ 404A 14 1 OZ 2 KML 351M H KML 351MAH KML 351MWH 115V 6 1RLA 50LRA 115V 6 7RLA 33 6LRA 120V 0 5FLA 23W Fan t15V0 85FLASOW 1 a USA Only Canada Only Ampacity HI 467PSI LO 230PSI HI 427PSI LO 230PSI 404A 1 LB 9 4 OZ 404A 1 LB 1 6 OZ 3 KML 451M_H KML 451MAH KML 451MWH AC Supply Voltage 115 60 1 115 60 1 115 120V 79RLA 54 5LRA 115 120V 9 0RLA 70LRA 120V 0 5FLA 23W 20V 0 5FLA 23W 1 1 1 20V 0 85FLA 50W 1 15 120V 0 15A 15 120V 0 15A 20 AMPS 20 AMPS USA Only Canada Only Minimum Circuit 20 AMPS 20 AMPS Ampacity 404A 1 LB 8 7 OZ 4 KML 631M H Model Number KML 631MAH KML 631MWH KML 631MRH Neutral Neutral Neutral 120V O 85FLASOW 120V3AMAX FaninURC Other Maximum Fuse Size 20 AMPS 20 AMPS 20 AMPS USA Only A Canada Only Ampacity HI 467PSI LO 230PSI Max Circuit Breaker 20 AMPS Design Pressure HI 467PSI LO 230PSI HI 427PSI LO 230PSI HI 467PSI LO 230PSI Refrigerant 404A 2 LB 10 3 OZ 404A 1 LB 6 0 CZ 404A Total Refrigerant Charge with Hoshizaki Remote Condenser Unit URC 9F 11 LB 74 OZ B Dimensions Connections
40. utions from coming into contact with skin or eyes NOTICE To prevent damage to the water pump do not leave the control switch in the SERVICE position for extended periods when the water tank is empty 1 Cleaning Procedure 1 Dilute Hoshizaki Scale Away with warm water Refer to the table Model Warm Water KML 451 and Smaller 10 5 fl oz 310 ml 2 gal 7 6 2 Remove all ice from the evaporator and the dispenser unit ice storage bin Note To remove cubes on the evaporator turn off the power supply and turn it back on after 3 minutes The harvest cycle starts and the cubes will be removed from the evaporator 3 Turn off the power supply 4 Remove the front panel then move the service switch to the DRAIN position Move the control switch to the SERVICE position 5 Replace the front panel in its correct position then turn on the power supply for 2 minutes 6 Turn off the power supply 7 Remove the front panel then remove the front insulation panel by lifting up the panel slightly and pulling it towards you 8 In bad or severe water conditions clean the float switch assembly as described below Otherwise continue to step 9 a Remove the 3 screws securing the float switch assembly then remove the assembly b Remove the retainer rod from the bottom of the float switch housing then remove the float Be careful not to bend the retainer rod excessively when removing it
41. utlet Storage extra water supply line and 3 4 FPT Bin drain line for the appliance be pulled out for service AT a Separate piping to approved Hard Pipe or drain Leave a 2 inch 5 cm Eauivalent vertical air gap between the q end of each pipe and the drain Bin Drain Outlet rain 3 4 FPT Vent Tube 2 inch 5 cm air gap Minimum 3 4 Nominal ID Hard Pipe or Equivalent Floor prain Fig 5 Water Cooled Models Model Shown KML 451MwH Connection to an Open Drain System 20 2 Connection to a Closed Loop System Condenser Water Minimum Condenser Condenser Minimum Condenser Supply Inlet Water Supply Line Size Return Outlet Return Line Size 1 2 Female Pipe 1 4 Nominal ID Copper 3 8 Female Pipe 1 4 Nominal ID Copper Thread FPT Water Tubing or Equivalent Thread Water Tubing or Equivalent e Shut off valves and drain valves must be installed at both the condenser water supply inlet and condenser return outlet e Minimum water flow to the condenser is 4 The pressure differential between the condenser water supply inlet and condenser return outlet must be no less than 10 PSIG When using a glycol blend the solution mixture should be less than 3096 glycol n order to maintain the proper high side pressure the condenser water supply inlet temperature should not drop below 45 F 7 C and the condenser return outlet temperature must be in the 104 F to 115 F 40 C to 46 C
42. vice Loop Unit 24 2 Checks Before Installation 1 Remove the shipping carton tape and packing material 2 Check that the refrigerant lines do not rub or touch lines or other surfaces and that the fan blade moves freely 3 Setup 1 Assemble 2 sets of legs using the legs bolts and nuts provided See Fig 11 2 Position 1 of the plates provided between a set of legs and the remote condenser unit then secure the legs to the remote condenser unit with the bolts and nuts provided Repeat on the other side with the remaining set of legs 3 The bottom of each leg has a mounting hole Secure the legs to the permanent site with ZA N wv 8 Bolt with Split Lock Be Washer and Flat Meer a Plate i Fig 11 19 Nut Bolt with Split Lock Leg Washer and Flat Washer 4 Line Set Size and Refrigerant Charge NOTICE The icemaker line set and remote condenser unit must contain the same type of refrigerant Mixing of refrigerants will result in improper operation and possible damage to the refrigeration system Line Set Size and Refrigerant Charge Line Set Hoshizaki Line Set Greater than 66 Feet 20 m Remote Up to 66 Feet 20 m Maximum 100 Feet 30 5 m Hoshizaki Discharge Charge Liquid Discharge Charge Adjustment Line Icemaker Unit Line Adjustment Line Line R 404A KML 681MRH URC 9F 3 8 1 2 OD Not 3 8 1 2 OD Add 0 4 oz for each OD Applicable OD foot over 66 feet
43. y IMPORTANT Indicates important information about the installation use and care of the appliance WARNING The appliance should be destined only to the use for which it has been expressly conceived Any other use should be considered improper and therefore dangerous The manufacturer cannot be held responsible for injury or damage resulting from improper incorrect and unreasonable use Failure to install operate and maintain the appliance in accordance with this manual will adversely affect safety performance component life and warranty coverage and may result in costly water damage To reduce the risk of death electric shock serious injury or fire follow basic precautions including the following Only qualified service technicians should install and service the appliance The appliance must be installed in accordance with applicable national state and local codes and regulations Electrical connection must be hard wired and must meet national state and local electrical code requirements Failure to meet these code requirements could result in death electric shock serious injury fire or damage The icemaker requires an independent power supply of proper capacity See the nameplate for electrical specifications Failure to use an independent power supply of proper capacity can result in a tripped breaker blown fuse damage to existing wiring or component failure This could lead to heat generation or fire
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