Hoshizaki KML-700MWH-M User's Manual
Contents
1. 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 16 2 Sanitizing Procedure Following Cleaning Procedure 1 Dilute 1 25 fl oz 37 ml or 2 5 tbs of a 5 25 sodium hypochlorite solution chlorine bleach with 2 5 gal 9 5 I of warm water 2 Remove the front insulation panel 3 Pour the sanitizing solution into the water tank 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 7 Turn off the power supply after 15 minutes 8 Remove the front panel 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 correct position 16 Clean the dispenser unit storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 17 Turn on t2. lines or surfaces 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 card been filled out and forwarded to the factory for warranty registration 13 H Startup A WARNING All parts are factory adjusted Improper adjustments may adversely affect safety performance component life and warranty coverage If the icemaker is turned off wait for at least 3 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 of time when the water tank is empty At startup confirm that all internal and external connections are free of leaks 1 Open the water supply line shut off valves 2 Remove the front panel 3 Move the control switch on the control box to the ICE position 4 Replace the front panel in its correct position 5 Turn on the power supply and allow the icemaker to operate for 5 minutes to fill up the water tank 6 Remove the front panel then move the service switch to the WASH position Move the control switch to the SERVICE position 7 Replace the front panel in its correct position and allow the icemaker to run for 5 minutes
3. 8 Remove the front panel then move the service switch to the DRAIN position 9 Replace the front panel in its correct position and allow the icemaker to drain for 2 minutes 10 11 12 13 Turn off the power supply Remove the front panel then move the control switch to the ICE position Replace the front panel in its correct position Ss asf Clean the dispenser unit storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 14 Turn on the power supply to start the automatic icemaking process 15 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 in some conditions 14 Ill Cleaning and Maintenance A WARNING CHOKING HAZARD Ensure all components fasteners and thumbscrews are securely in place after any cleaning or maintenance is done to the unit Make sure that none have fallen into the dispenser unit storage bin A Cleaning and Sanitizing Instructions Hoshizaki recommends cleaning and sanitizing this unit at least once a year More frequent cleaning and sanitizing however may be required in some existing water conditions A WARNING 1 To prevent injury to individuals and damage to the icemaker do not use ammonia type cleaners 2 Carefully follow any instructions provided with the bottles of cleaning and sanitizing solution 3 Always wear liquid proof gloves and goggl
4. Hoshizaki America Inc Low Profile Modular Crescent Cuber Model KML 700MWH M INSTRUCTION MANUAL A Superior Degree of Reliability www hoshizaki com N YCLESAVER evercheck Issued 10 13 2009 IMPORTANT Only qualified service technicians should install service and maintain the 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 Failure to install operate and maintain the equipment in accordance with this manual may adversely affect safety performance component life and warranty coverage 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 write or send an e mail message to the Hoshizaki Technical Support Department for assistance HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn Hoshizaki Technical Support Department Phone 1 800 233 1940 Technical Support 770 487 2331 Fax 1 800 843 1056 770 487 3360 E mail techsupport hoshizaki com Web Site www hoshizaki com NOTE To expedite assistance all correspondence communication MUST i
5. Il Installation and Operating Instructions A WARNING 1 This icemaker must be installed in accordance with applicable international national state and local regulations 2 CHOKING HAZARD Ensure all components fasteners and thumbscrews are securely in place after installation Make sure that none have fallen into the dispenser unit storage bin A 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 Remove the shipping carton tape and packing material If any are left in the icemaker it will not work properly Remove the panels to prevent damage when installing the icemaker See How to Remove Panels Remove the package containing the accessories 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 Check that the refrigerant lines do not rub or touch lines or other surfaces Check that the compressor is snug on all mounting pads See the nameplate on the rear panel and check that your voltage supplied corresponds with the voltage specified on the nameplate This icemaker can be installed on a dispenser unit or storage bin 30 wide or wider For options contact your local Hoshizaki distributor B How to Remove P
6. Since this nameplate is located on the rear panel of the icemaker it cannot be 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 5 B Dimensions Connections 1 KML 700MWH M water cooled marine 30 5 32 Unit in mm HOSHIZ AKI 395 3 1 16 602 659 002 002 191 51 52 be Eure L Cx Oe Ilo eoo co co gt gt d 25 a gt qo ey L E oe gt Sn c 91 6 1 le cd rl e re evi E gt H no 91 6 gt os gt p E an m 5 NS M v3 eo A lt e a ET e A gt lt N lt 5 54 o v 9 o lt gt N Ze 5 48 28 D EN fe ELM NE E a Bs emm i gt ene _ R
7. Usually an electrical permit and services of a licensed electrician are required The maximum allowable voltage variation is x10 percent of the nameplate rating The transformer s voltage tap switch must be positioned to match incoming voltage at startup The opening for the power supply connection is 7 8 DIA to fit a 1 2 trade size conduit KML 700MWH M 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 transformer s voltage tap switch must be positioned to match incoming Fig 3 voltage at startup See diagram below 208 230 60 1 JUNCTION BOX BLACK E BROWN amp 208 230V F Water Supply and Drain Connections See Fig 4 or 5 A WARNING 1 Water supply and drain connections must be installed in accordance with applicable international national state and local regulations 2 Normal operating water temperature should be within 45 F to 90 F 7 C to 32 C Operation of the icemaker for extended periods outside of this normal temperature range may affect icemaker performance 3 To prevent damage to equipment 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 A plumbing permit and services of a licensed plumber may be required i
8. anels 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 Top Insulation Panel 2 Side Panel Remove the screw Slide forward slightly and lift off Front Insulation Panel Lift up slightly and pull towards you Top Insulation Panel Lift off C Location CAUTION 1 This icemaker is not intended for outdoor use Normal operating ambient temperature should be within 45 F to 100 F 7 C to 38 C Normal operating water temperature should 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 2 This icemaker will not work at sub freezing temperatures To prevent damage to the water supply line drain the icemaker if the air temperature is going to go below 32 F 0 C See Preparing the Icemaker for Long Storage For best operating results The icemaker should not be located next to ovens grills or other high heat producing equipment The location should provide a firm and level foundation for the 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 D Setup 1 Follow the dispenser unit storage bin setup procedure 2 Position the dispenser unit storage bin in the selecte
9. d condenser return outlet must be no less than 10 PSIG e When using a glycol blend the solution mixture should be less than 30 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 outlet temperature is not in the proper range adjust the water regulating valve to bring it into range Icemaker Water Supply Line Shut Off Valve Icemaker mot Supply Condenser Water Supply Line Condenser Return Line Shut Off Valve Condenser Return Outlet Icemaker Water Supply Line 3 8 FPT Drain Valve Condenser Water Supply Line Drain Valve Condenser Water Supply Inlet 1 2 FPT i Separate piping to approved drain Leave a 2 inch 5 cm vertical air gap between the end of each pipe Icemaker and the drain Drain Outlet Bin Drain Outlet 3 4 FPT 3 4 gt 2 inch 5 cm air gap Condenser Return Line Drain Valve V e Fig 5 KML 700MWH M Connection to a Closed Loop System 12 G Final Checklist A WARNING CHOKING HAZARD Ensure all components fasteners and thumbscrews are securely in place after installation Make sure that none have fallen into the dispenser uni
10. d permanent location 3 Place the icemaker on top of the dispenser unit storage bin 4 Secure the icemaker to the dispenser unit storage bin using the 2 mounting brackets and the bolts provided See Fig 2 5 Level the icemaker and dispenser unit storage bin in both the left to right and front to rear directions If using a storage bin adjust the storage bin legs to make the icemaker level 6 Make sure the icemaker and dispenser unit storage bin are properly secured 7 Seal as required by sanitation code 8 Replace the panels in their correct positions Fig 2 Mounting Brackets E Electrical Connection A WARNING 1 Electrical connection must be hard wired and must meet international national state and local electrical code requirements Failure to meet these code requirements could result in death electric shock serious injury fire or severe damage to equipment This unit requires an independent power supply See the nameplate for proper voltage and breaker fuse size Failure to use a proper breaker or fuse can result in a tripped breaker blown fuse or damage to existing wiring This could lead to heat generation or fire THIS UNIT MUST BE GROUNDED Failure to properly ground this unit could result in death or serious injury Electrical connection must be made in accordance with the instructions on the WARNING tag provided with the pig tail leads in the junction box See Fig 3
11. es to prevent the cleaning and sanitizing solutions from coming into contact with skin or eyes 4 To prevent damage to the water pump do not leave the control switch in the SERVICE position for extended periods of time when the water tank is empty 1 Cleaning Procedure 1 Dilute 13 5 fl oz 400 ml of recommended cleaner Hoshizaki Scale Away or LIME A WAY Economics Laboratory Inc with 2 5 gal 9 5 I of warm water 2 Remove all ice from the evaporator and the dispenser unit storage bin Note To remove cubes on the evaporator turn off the power supply and turn it 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 15 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 excessi
12. he power supply to start the automatic icemaking process B Maintenance This icemaker must be maintained individually referring to the instruction manual and labels provided with the icemaker A WARNING 1 Only qualified service technicians should attempt to service or maintain this icemaker 2 Disconnect power before performing service or maintenance 1 Stainless Steel Exterior To prevent corrosion wipe the exterior occasionally with a clean soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt buildup 2 Dispenser Unit Storage Bin and Scoop Wash your hands before removing ice Use the plastic scoop provided bin accessory The dispenser unit storage bin is for ice use only Do not store anything else in the dispenser unit storage bin Clean the scoop and the dispenser unit storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 17 C Preparing the Icemaker for Long Storage CAUTION 1 When storing the icemaker for an extended time or in sub freezing temperatures follow the instructions below to prevent damage 2 To prevent damage to the water pump do not leave the control switch in the SERVICE position for extended periods of time 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
13. ires an independent power supply See the nameplate for proper voltage and breaker fuse size Failure to use a proper breaker or fuse can result in a tripped breaker blown fuse or damage to existing wiring This could lead to heat generation or fire THIS UNIT MUST BE GROUNDED Failure to properly ground this unit could result in death or serious injury This unit should be disassembled or repaired only by qualified service personnel to reduce the risk of electric shock injury or fire Do not make any alterations to the unit Alterations could result in electric shock injury fire or damage to the unit Specifications A Nameplate Rating 1 KML 700MWH M water cooled marine HOSHIZAKI ICE MAKER NUMBER KML 700MWH M NUMBER PPLY VOLTAGE 208 230 60 1 2 WIRE ESSOR 208 230V 6 1RLA 54LRA 120V 0 5FLA 115 120V 0 3A MAXIMUM FUSE SIZE 15 AMPS MAX HACR BREAKER USA ONLY 15 AMPS MAX CIRC BREAKER CANADA ONLY 15 AMPS MINIMUM CIRCUIT AMPACITY 15 AMPS DESIGN PRESSURE HI 427PSI LO 230PSI REFRIGERANT 404A 1 LB 6 9 O2 MOTOR COMPRESSOR THERMALLY PROTECTED NOT INTENDED FOR OUTDOOR USE Hoshizaki America Inc Peachtree City GA www hoshizaki com OL MAKER WITHOUT STORAGE MEANS 45FE COMPONENT See the nameplate for electrical and refrigeration specifications This nameplate is located on the rear panel
14. n some areas External filters strainers or softeners may be required depending on water quality Contact your local Hoshizaki distributor for recommendations 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 The icemaker drain line dispenser unit storage bin drain line and water cooled condenser drain line 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 vertical inches 5 cm should be between the end of the drain pipes from the icemaker dispenser unit storage bin and water cooled condenser and the floor drain 1 Icemaker cemaker water supply inlet is 1 2 female pipe thread FPT A minimum of 3 8 OD copper tubing is recommended for the icemaker water supply line An icemaker water supply line shut off valve and drain valve should be installed cemaker drain outlet is 3 4 FPT A minimum of 3 4 OD hard pipe is recommended for the icemaker drain line 2 Water Cooled Condenser a Connection to an Open Drain System Condenser water supply inlet is 1 2 female pipe thread FPT A minimum of 3 8 OD copper tubing is recommended for the condenser water supply line A conden
15. nclude the following information Model Number Serial Number Complete and detailed explanation of the problem IMPORTANT This manual should be read carefully before the icemaker is installed and operated Only qualified service technicians should install service and maintain the icemaker Read the warnings contained in this booklet carefully as they give important information regarding safety Please retain this booklet for any further reference that may be necessary CONTENTS Important Saleby 4 FAO 5 A nennen 5 B DIMENSIONS 6 Il Installation and Operating InsWilOOFTS en 7 A Checks Before Installation na 7 B Howto Remove Panels 7 C reelle 8 8 GROIN sins RU 9 F Water Supply and Drain Connections aueh aaa 10 jM A 10 2 Water Cooled 11 a Connection to an Open Drain System 11 b Connection to a Closed Loop Systemen ana Sus S 12 EN Final Checklist RTT RN 13 NS ipo 14 Cleaning a
16. nd Mainlenance une ee 15 A Cleaning and Sanitizing Instructions uneuiisannseneneenae 15 Te Cleaning Procedure 15 2 Sanitizing Procedure Following Cleaning Procedure 17 Malnlenahee ee ae 17 C Preparing ihe lcemaker for Long Storage 2 ee 18 Important Safety Information Throughout this manual notices appear to bring your attention to situations which could result in death serious injury or damage to the unit A WARNING Indicates a hazardous situation which could result in death or serious injury CAUTION Indicates a situation which could result in damage to the unit IMPORTANT Indicates important information about the use and care of the unit A WARNING This icemaker 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 eventual damage caused by improper incorrect and unreasonable use To reduce the risk of death electric shock serious injury or fire follow basic precautions including the following Electrical connection must be hard wired and must meet international national state and local electrical code requirements Failure to meet these code requirements could result in death electric shock serious injury fire or severe damage to equipment This unit requ
17. 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 on the control box 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 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 compressed air or carbon dioxide 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 Turn off the power supply then remove the front panel 5 6 Replace the front panel in its correct position 7 Remove all ice from the dispenser unit storage bin Clean the dispenser unit storage bin using a neutral cleaner Rinse thoroughly after cleaning Move the control switch to the OFF position 8 Close the icemaker water supply line drain valve 3 Remove the water from the water cooled condenser 1 Make sure the power sup
18. ply is off then remove the front panel and right side panel 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 18 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 stops coming out 6 Close the drain valve s 7 Replace the right side panel and front panel in their correct positions 19 HOSHIZAKI AMERICA INC 618 Hwy 74 S Peachtree City GA 30269 USA TEL 770 487 2331 FAX 770 487 3360 www hoshizaki com 91A1HL10A
19. ser water supply line shut off valve and drain valve should be installed Condenser drain outlet is 3 8 FPT A minimum of 3 8 OD hard pipe is recommended for the condenser drain line In some areas back flow preventer may be required in the cooling water circuit Icemaker Water Supply Line a SUDO Shut Off Valve Inlet 1 2 FPT Condenser Water Supply Line Shut Off Valve Cond Brain Outlet Icemaker Water Supply Line 3 8 FPT Drain Valve Condenser Water Condenser Water Supply Line Supply Inlet Drain Valve 1 2 FPT Bin Drain Outlet 3 4 FPT Separate piping to approved drain Leave 2 inch 5 cm vertical air Drain Outlet gap between the end of each pipe 3 4 FPT and the drain 2 inch 5 cm air gap TOS Floor Drain Fig 4 KML 700MWH M Connection to an Open Drain System b Connection to a Closed Loop System Condenser water supply inlet is 1 2 female pipe thread FPT A minimum of 3 8 OD copper tubing is recommended for the condenser water supply line Condenser return outlet is 3 8 FPT A minimum of 3 8 OD hard pipe is recommended for the condenser return line e Shut off valves and drain valves should be installed at both the condenser water supply inlet and condenser return outlet The water supply to the condenser should not drop below 4 GPM The pressure differential between the condenser water supply inlet an
20. t 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 sides rear and top of the icemaker for proper air circulation and ease of maintenance and service 4 Have the shipping carton tape and packing material been removed from the icemaker Is the cube guide in the correct position 5 Are all components fasteners and thumbscrews securely in place 6 Have all electrical and water connections been made Do electrical and water connections meet all international national state and local code and regulation requirements 7 Has the power supply voltage been checked or tested against the nameplate rating Has a proper ground been installed to the icemaker Has the transformer s voltage tap Switch been positioned to match incoming voltage 8 Are the water supply line shut off valves and drain valves 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 off or if the pressure is below 10 PSIG When the proper water pressure is reached the icemaker automatically starts running again 9 Are the compressor hold down bolts snug Have the refrigerant lines been checked to make sure they do not rub or touch other
21. vely when removing it 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 9 Pour the cleaning solution into the water tank 10 Move the service switch to the WASH position 11 Replace the front insulation panel and the front panel in their correct positions 12 13 14 Remove the front panel Turn on the power supply to start the washing process Turn off the power supply after 30 minutes 15 Move the service switch to the DRAIN position 1 Replace the front panel 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 switch to the
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