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III. Cleaning and Maintenance

This icemaker must be cleaned and maintained in accordance with the instruction
manual and labels provided with the icemaker. Consult with your local Hoshizaki Certified
Service Representative about cleaning and maintenance service.

WARNING

• Only qualified service technicians should service this icemaker.
•

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.

NOTICE

The dispenser unit/storage bin is for ice use only. Do not store anything else in the
dispenser unit/storage bin.

A. Cleaning and Sanitizing Instructions

This icemaker must be cleaned and sanitized at least once a year. More frequent
cleaning and sanitizing may be required in some water conditions.

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

solutions from coming into contact with skin or eyes.

NOTICE

To prevent damage to the water pump seal, do not operate the icemaker with the
control switch in the "SERVICE" position when the water tank is empty.

Splash Curtain

Float Switch

Insulation Panel

Front Panel

Fig. 20

Содержание Serenity KMS-2000MLJ

Страница 1: ...Models KMS 2000MLJ Including Condensing Unit Models SRK 20J 3 Modular Crescent Cuber Serenity Series Instruction Manual Issued 1 23 2018 hoshizakiamerica com ...

Страница 2: ...oper 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 icemaker Should the reader have any questions or concerns which have not been satisfactorily addressed please call se...

Страница 3: ...te Condensing Unit 19 1 Setup 19 2 Line Set 19 3 Line Set Installation 20 F Electrical Connection 22 G Water Supply and Drain Connections 25 H Final Checklist 27 I Startup 28 III Cleaning and Maintenance 30 A Cleaning and Sanitizing Instructions 30 1 Cleaning Procedure 31 2 Sanitizing Procedure Following Cleaning Procedure 32 B Maintenance 33 C Preparing the Icemaker for Periods of Non Use 34 IMPO...

Страница 4: ...r Move the control switch to the OFF position and turn off the power supply to the remote condensing unit before servicing Place the icemaker disconnect if applicable in the OFF position Lockout Tagout to prevent the power supply from being turned back on inadvertently This icemaker must be installed in accordance with applicable national state and local codes and regulations To reduce the risk of...

Страница 5: ...te 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 REMOTE CONDENSING UNIT MUST BE GROUNDED Failure to properly ground the remote condensing unit could result in death or serious injury NOTICE Follow the water supply dra...

Страница 6: ...ssure HI 467PSI LO 230PSI Total Refrigerant Charge 404A Total Refrigerant Charge with Hoshizaki Remote Condensing Unit SRK 20J 3 27 LB 5 OZ 2 SRK 20J 3 Model Number SRK 20J SRK 20J3 AC Supply Voltage 208 230 60 1 3 wire with neutral 208 230 60 3 Compressor 230V 17 5RLA 121LRA 230V 11 0RLA 105LRA Fan 115V 2 6FLA total 126W 115V 2 6FLA total 126W Other 115V 1 2A 115V 1 2A Maximum Fuse Size 30 AMPS 2...

Страница 7: ...7 B Dimensions Connections 1 KMS 2000MLJ Unit mm in ...

Страница 8: ...8 2 SRK 20J 3 Unit mm in Note Legs are included with remote condensing unit Leg height is 380 mm 14 96 in ...

Страница 9: ...d 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 This icemaker will not work at sub freezing temperatures To prevent damage to the water supply line drain t...

Страница 10: ...nsing unit and the icemaker is greater than 20 feet not to exceed 33 feet an S oil trap 5 8 OD copper tubing must be installed in the suction line The S oil trap must be located halfway between the icemaker and remote condensing unit This ensures sufficient oil return to the compressor The remote condensing unit must be positioned in a permanent site under the following guidelines A firm and flat ...

Страница 11: ...he film after the icemaker cools Check that the refrigerant lines do not rub or touch lines or other surfaces This icemaker can be installed on a dispenser unit or storage bin 30 wide or wider For options contact your local Hoshizaki distributor NOTICE This icemaker is designed for connection to Hoshizaki Remote Condensing Unit Model SRK 20J or SRK 20J3 only CONNECTION TO ANOTHER REMOTE CONDENSING...

Страница 12: ...nel Left Side Lower Panel L1 Front Panel Remote Condensing Unit Right Side Panel Fig 3 Top Panel Front Panel Insulation Panel Icemaker 2 Remote Condensing Unit Top Panel Remove the screws and lift off Front Panel Remove the screws and lift off Left Side Lower Panel L1 Remove the screws and lift off Left Side Upper Panel Left L2 Remove the screws and lift off Left Side Upper Panel Right L3 Remove t...

Страница 13: ...e 4 adjustable legs provided bin accessory to the bottom of the storage bin 2 Position the dispenser unit storage bin in its permanent location 3a Dispenser Unit Install the dispenser unit adapter kit Make sure the dispenser unit adapter kit opening and the icemaker water tank opening match If not cut the dispenser unit adapter kit to the dimensions needed to match the icemaker water tank opening ...

Страница 14: ...ts Seal the outer perimeter of the icemaker to the dispenser unit with RTV 748 sealant provided or equivalent 5b Storage Bin Secure the icemaker to the storage bin using the 2 mounting brackets and the bolts provided See Fig 6b Seal the outer perimeter of the icemaker to the storage bin with RTV 748 sealant provided or equivalent 6 Level the icemaker and dispensing unit storage bin in both the lef...

Страница 15: ...rough the back of the icemaker If care is not taken when removing the water tank the bin control cable could be severed Pump Suction Hose Drain Pipe Water Tank Drain Hose Float Connection Hose Splash Curtain Fig 7 Evaporator Case Wall Water Tank Front Frame 3 Pull out the water tank only as far as shown in Fig 8 4 Remove the cube guide then remove the bin control assembly 5 Being careful not to pu...

Страница 16: ...quivalent Otherwise water leakage may occur which could result in a slip hazard and costly water damage Contact points between the dispenser unit and the dispenser unit adapter kit Contact points between the icemaker evaporator section and the dispenser unit adapter kit Outer perimeter contact points between the dispenser unit and icemaker Fig 9 Icemaker Evaporator Section Dispenser Unit Seal the ...

Страница 17: ...g using the 2 thumbscrews from the accessory bag Route the bin control cable from the outer corner of the bin control up through the gap in the extension bracket 4 Using the 2 thumbscrews removed in step 2 mount the extension bracket to the switch cover 5 Replace the outer switch cover thumbscrews into the slots on the switch bracket Do not tighten Fig 10 Outer Switch Cover Thumbscrews Switch Cove...

Страница 18: ...age the bin control Dispenser Unit Slide the bin control assembly all the way back until the switch mount is flush with the dispenser unit bin wall Storage Bin Slide the bin control assembly all the way back until the switch mount is flush with the storage bin wall extension bracket or brace Dispenser Unit Icemaker Fig 11 Switch Mount Evaporator Bin Control Cable Cable Tie To Control Box Plastic P...

Страница 19: ...to equipment The maximum line set length is 66 feet and no refrigerant charge adjustment is necessary NOTICE Do not exceed maximum line set length Line Set Size and Length for SRK 20J 3 Remote Condensing Units Model Liquid Line Suction Line Factory Line Set Lengths ft Maximum Line Set Length ft KMS 2000MLJ 1 2 OD 3 4 OD 25 35 and 55 66 The maximum vertical distance between the remote condensing un...

Страница 20: ... 2 Remove any extra line set length 3 Choose the icemaker line set configuration top access or rear access Use elbows as necessary When using the top access holes move the access covers to the rear access holes See Fig 14 4 NOTICE Before brazing remove the Schrader valve cores from the service valve access ports When brazing protect the service valve by using a wet cloth to prevent the service val...

Страница 21: ...Technical Support is available at 1 800 233 1940 for recommendations Fig 14 Suction Line S Oil Trap Max 33 Feet Max 16 5 Feet Max 16 5 Feet Remote Condensing Unit with compressor Bin Icemaker Service Loop Max 10 Feet Remote Condensing Unit with compressor Icemaker Service Loop Bin 3 4 OD Suction Line insulated 1 2 OD Liquid Line insulated 1 2 OD Liquid Line insulated 3 4 OD Suction Line insulated ...

Страница 22: ...e to meet these code requirements could result in death electric shock serious injury fire or damage The remote condensing unit 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 ...

Страница 23: ...s the transformer s voltage tap switch must be positioned to match incoming voltage at startup NOTICE On three phase models connect the highest incoming voltage supply stinger leg to the power wire dedicated to the compressor See the wiring label on the remote condensing unit 4 Replace all removed parts and panels in their correct positions 5 Turn on the power supply to the remote condensing unit ...

Страница 24: ...egend GND ground HGV hot gas valve CB control board LLV liquid line valve Wire Color Code BK black BR brown GR green P pink V violet W white KMS Icemaker Fuse 10A Icemaker Remote Condensing Unit Wire Bundle Connections Use wire bundle supplied with the Remote Condensing Unit or fabricate a wire bundle using wire of an appropriate gage and outdoor rating ...

Страница 25: ... be required in 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 and condensation drain line s and dispenser unit storag...

Страница 26: ... is 5 8 OD hard tube The condensation drain line can be connected to the icemaker drain line or can be run separately Fig 17 KMS 2000MLJ Icemaker Water Supply Inlet 1 2 FPT Icemaker Water Supply Line Shut Off Valve Icemaker Water Supply Line Drain Valve Icemaker Drain Outlet 3 4 FPT Icemaker Condensation Drain Outlet 5 8 OD Hard Pipe Bin Drain Outlet 3 4 FPT Separate piping to approved drain Leave...

Страница 27: ...ave all electrical and water connections been made Do electrical and water connections meet all national state and local code and regulation requirements 9 Has the power supply voltage been checked or tested against the nameplate rating Has a proper ground been installed to the remote condensing unit and icemaker unit On three phase model has the transformer s voltage tap switch been positioned to...

Страница 28: ... valve 3 Move the control switch to the ICE position then replace the front panel in its correct position 4 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 5 After 10 minutes of operation confirm bin control operation Remove the front panel then press and hold the bin control s actuator paddle The compressor and fan motor s...

Страница 29: ...alant and that there are no gaps 15 Move the control switch to the ICE position 16 Replace the front panel in its correct position 17 Turn on the power supply to start the automatic icemaking process Pump Suction Hose Drain Pipe Water Tank Drain Hose Float Connection Hose Splash Curtain Evaporator Case Wall Water Tank Front Frame Bin Control Insulation Panel Front Panel Front Frame Seal the Front ...

Страница 30: ...nly Do not store anything else in the dispenser unit storage bin A Cleaning and Sanitizing Instructions This icemaker must be cleaned and sanitized at least once a year More frequent cleaning and sanitizing may be required in some water conditions WARNING To prevent injury to individuals and damage to the icemaker do not use ammonia type cleaners Carefully follow any instructions provided with the...

Страница 31: ...float Be careful not to bend the retainer rod excessively when removing it d Wipe down the float switch assembly s housing shaft float and retainer rod with cleaning solution Clean the inside of the rubber boot and hose with cleaning solution Rinse the parts thoroughly with clean water e Reassemble the float switch assembly and replace it and the rubber boot in their correct positions Reconnect th...

Страница 32: ... of warm water 2 Remove the front panel insulation panel and splash curtain if they are in their normal positions 3 Pour the sanitizing solution into the water tank 4 Move the service switch to the WASH position 5 Replace the splash curtain insulation panel and 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 min...

Страница 33: ...exterior occasionally with a clean soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt buildup 2 Storage Bin Scoop Wash your hands before removing ice from the storage bin Use the plastic scoop provided storage bin accessory Clean the scoop using a neutral cleaner Rinse thoroughly after cleaning 3 Dispenser Unit Storage Bin The dispenser unit storage bin is for ice use...

Страница 34: ... control switch to the ICE position Confirm that the bin control switch is closed and calling for ice The POWER OK LED should be on and not flashing 6 Blow the icemaker water supply line out using the compressed air or carbon dioxide supply This will clear water from the inlet water valve 7 Move the control switch to the OFF position 8 Disconnect the wash valve hose from the inlet water valve tee ...

Страница 35: ...n and clean the dispenser unit storage bin liner using a neutral cleaner Rinse thoroughly after cleaning 20 Reconnect the hoses to the water tank 21 Replace all removed parts and panels in their correct positions Inlet Water Valve Tee Inlet Water Valve Wash Valve Drain Valve Float Switch Vent Hose Drain Hose Tee Fig 21 Wash Valve Hose Pump Suction Hose Fig 22 Float Connection Hose Water Tank Drain...

Страница 36: ...36 618 Hwy 74 South Peachtree City GA 30269 USA P 770 487 2331 F 770 487 3360 hoshizakiamerica com 1A4978 010 ...

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