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11

B. Dimensions/Connections

1. Air-Cooled Models (MAH)

Units: mm [in.]

Rear

Side

Bottom

 KM-901MAH

 KM-320/515/600/650MAH

Model Shown: KM-901MAH

Model Shown: KM-901MAH

Model Shown: KM-515MAH

Model Shown: KM-901MAH

Bottom

NOTICE

• 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 storage bin opening must 

match the bottom opening as in the 
illustration.

A

B

C

D

E

F

KM-320MAH
KM-515MAH

KM-600MAH
KM-650MAH

KM-901MAH

A

560 [22]

560 [22]

767 [30-3/16]

B

555 [21-7/8]

555 [21-7/8]

762 [30]

C

395 [15-5/8]

395 [15-5/8]

602 [23-3/4]

D

770 [30-5/16]

950 [37-7/16]

950 [37-7/16]

E

755 [29-23/32] 892 [35-1/8]

892 [35-1/8]

F

718 [28-1/2]

892 [35-1/8]

892 [35-1/8]

Summary of Contents for KM-320MAH

Page 1: ...egree of Reliability www hoshizaki com Models KM 320MAH MWH KM 515MAH MWH MRH KM 600MAH KM 650MAH MWH MRH KM 901MAH MWH MRH 3 Modular Crescent Cuber Hoshizaki America Inc Issued 5 16 2012 Revised 12 2 2013 INSTRUCTION MANUAL ...

Page 2: ...lation 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 ma...

Page 3: ...ote Models MRH 3 13 4 Remote Condenser Unit URC 5F use with KM 515MRH KM 650MRH 14 5 Remote Condenser Unit URC 9F use with KM 901MRH 3 14 II Installation and Operating Instructions 15 A Location 15 B Checks Before Installation 15 C How to Remove Panels 16 D Setup 17 1 Dispenser Unit Ice Storage Bin and Icemaker Setup 17 2 Bin Control Installation 18 a KM 320 515 600 650M_H 18 b KM 901M_H 3 19 E El...

Page 4: ...4 III Maintenance 35 A Maintenance Schedule 35 B Cleaning and Sanitizing Instructions 36 IV Preparing the Icemaker for Periods of Non Use 39 V Disposal 41 ...

Page 5: ...5 Intentionally Left Blank ...

Page 6: ...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 speci...

Page 7: ...it 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 In areas where water damage is a concern install in a contained area w...

Page 8: ...0 AMPS 20 AMPS Minimum Circuit Ampacity 20 AMPS 20 AMPS Design Pressure HI 467PSI LO 210PSI HI 427PSI LO 210PSI Refrigerant 404A 1 LB 4 3 OZ 404A 1 LB 0 8 OZ 2 KM 515M_H Single Phase Model Number KM 515MAH KM 515WH KM 515MRH AC Supply Voltage 115 120 60 1 115 120 60 1 115 120 60 1 Compressor 115 120V 10 3RLA 70LRA 115 120V 9 2RLA 70LRA 115 120V 9 7RLA 70LRA Pump 120V 0 5FLA 10W 120V 0 5FLA 10W 120...

Page 9: ... 230 60 1 208 230 60 1 208 230 60 1 Compressor 208 230V 6 0RLA 36LRA 208 230V 5 0RLA 36LRA 208 230V 6 1RLA 36LRA Pump 120V 0 5FLA 10W 120V 0 5FLA 10W 120V 0 5FLA 10W Fan 120V 1 0FLA 30W 120V 3A MAX Fan in URC Other 115 120V 0 15A 115 120V 0 15A 115 120V 0 3A Maximum Fuse Size 15 AMPS 15 AMPS 15 AMPS Max HACR Breaker USA Only 15 AMPS 15 AMPS 15 AMPS Max Circuit Breaker Canada Only 15 AMPS 15 AMPS 1...

Page 10: ...0 AMPS Minimum Circuit Ampacity 20 AMPS 15 AMPS 20 AMPS Design Pressure HI 467PSI LO 230PSI HI 427PSI LO 230PSI HI 467PSI LO 230PSI Refrigerant 404A 2 LB 15 OZ 404A 1 LB 10 5 OZ 404A Total Refrigerant Charge with Hoshizaki Remote Condenser Unit URC 9F 9 LB 4 OZ Three Phase Model Number KM 901MRH3 AC Supply Voltage 208 230 60 3 Compressor 208 230V 5 9RLA 51LRA Pump 120V 0 5FLA 10W Fan 120V 1 5A MAX...

Page 11: ... sides and top for proper air circulation and ease of maintenance and or service should they be required The storage bin opening must match the bottom opening as in the illustration A B C D E F KM 320MAH KM 515MAH KM 600MAH KM 650MAH KM 901MAH A 560 22 560 22 767 30 3 16 B 555 21 7 8 555 21 7 8 762 30 C 395 15 5 8 395 15 5 8 602 23 3 4 D 770 30 5 16 950 37 7 16 950 37 7 16 E 755 29 23 32 892 35 1 ...

Page 12: ...6 B 555 21 7 8 555 21 7 8 762 30 C 395 15 5 8 395 15 5 8 602 23 3 4 D 770 30 5 16 950 37 7 16 950 37 7 16 E 755 29 23 32 892 35 1 8 892 35 1 8 F 714 28 3 8 892 35 1 8 892 35 1 8 G 574 22 19 32 478 18 7 8 746 29 3 8 H 435 17 1 8 435 17 1 8 642 25 1 4 NOTICE 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 sto...

Page 13: ...21 7 8 762 30 C 395 15 5 8 395 15 5 8 602 23 3 4 D 770 30 5 16 950 37 7 16 950 37 7 16 E 755 29 23 32 892 35 1 8 892 35 1 8 F 714 28 3 8 892 35 1 8 892 35 1 8 G 585 23 585 23 700 27 9 16 H 405 16 47 64 455 17 15 16 632 24 7 8 I 52 2 1 16 72 2 13 16 64 2 1 2 NOTICE 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...

Page 14: ...H 8 500 BTU hr KM 650MRH 9 600 BTU hr Icemaker Model URC 9F Heat of Rejection AT 90 F 32 C WT 70 F 21 C KM 901MRH 14 000 BTU hr KM 901MRH3 14 100 BTU hr NOTICE Allow 24 61 cm clearance at front and rear for proper air circulation and ease of maintenance and or service should they be required NOTICE Allow 24 61 cm clearance at front and rear for proper air circulation and ease of maintenance and or...

Page 15: ...n 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 fou...

Page 16: ...he remote condenser units listed below are 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 KM 515MRH KM 650MRH URC 5F KM 901MRH 3 URC 9F C How to Remove Pane...

Page 17: ...rage 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 Sec...

Page 18: ...ched to the bin control extension bracket in the factory set position When used with a normal dispenser or ice storage bin the bin control mount can be attached to the bin control extension bracket in the factory set position or installed as shown in Fig 5 After attaching the bin control assembly to the icemaker follow steps 4 and 5 to complete bin control installation 4 Pull the bin control cable...

Page 19: ...control extension bracket Fig 4 Thumbscrews Bin Control Assembly Base Case Factory Set Bin Control Mount Position Required for Coca Cola Freestyle Dispenser Application Reattach the bin control mount to the bin control extension bracket as illustrated Thumbscrews Attach the bin control mount and bin control extension bracket to the icemaker using the 4 thumbscrews from the right side of the base c...

Page 20: ...ion to the remote condenser unit are supplied from the icemaker See II 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 shock 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 t...

Page 21: ...ound 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 voltage at startup See diagram below 4A4741 011 208 230 60 1 JUNCTION BOX 208 230V BLACK L1 L2 WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death serious injury...

Page 22: ...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 mus...

Page 23: ...or the appliance to be pulled out for service Fig 7 Icemaker Icemaker Water Supply Inlet 1 2 FPT Bin Drain Outlet 3 4 FPT 2 inch 5 cm air gap Floor Drain Icemaker Drain Outlet 3 4 FPT Ice Storage Bin Icemaker Condensation Drain Outlet 3 8 OD Hard Tube Model Shown KM 650MAH Vent Tube Minimum 3 4 Nominal ID Hard Pipe or Equivalent Air Cooled and Remote Models Drain Valve Shut Off Valve Separate pipi...

Page 24: ...ture 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 Fig 8 Water Cooled Models Connection to an Open Drain System Icemaker Icemaker Water Supply Inlet 1 2 FPT Bin Drain Outlet 3 4 FPT Floor Drain Icemaker Dr...

Page 25: ...e 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 Shut Off Valve Icemaker Drai...

Page 26: ...ote condenser unit is intended for outdoor use Normal operating ambient temperature must 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 appliance performance The maximum line length for the standard line sizes and refrigerant charge is 66 20 m With larger line sizes and or additional refrigerant t...

Page 27: ...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 Hoshizaki Icemaker Hoshizaki Remote Condenser Unit Line Set Up to 66 20 m Line Set Greater than 66 20 m Maximum 100 30 5 m Liquid Line Discharge Line Charge Adjustment Liquid Line Discharge Line Charge Adjustmen...

Page 28: ...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 14 NOTICE Do not use thread sealant on the fittings Use POE refrigerant oil or Parker Super O Lube only Couplings are one time use only c Make sure the male fitting and female coupling are properl...

Page 29: ...o the icemaker Leave a service loop behind the icemaker to allow the icemaker to be pulled out for service See Fig 13 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 O...

Page 30: ... ring diaphragm and threads before making the connection See Fig 14 NOTICE Do not use thread sealant on the fittings Use POE refrigerant oil or Parker Super O Lube only Couplings are one time use 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 Place a backup wrench on the back of the female coupl...

Page 31: ...ox to the leads in the remote condenser unit 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 a...

Page 32: ...g 5 Replace the junction box covers and the louver panel in their correct positions 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 remote condenser unit See Fig 17 3 Secure the upper remote condenser unit to the lower remote condenser unit with the 4 screws provided 4 Instal...

Page 33: ...ltage 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 Is the compressor snug on all mounting pads Have the refrigerant lines been checked to make sure they do not rub or touch other lines or surfaces Has the fan blade...

Page 34: ... its correct position 5 Turn on the power supply and allow the icemaker to operate for a total of 10 minutes 6 Turn off the power supply then remove the front panel 7 Remove the base cover then disconnect one end of the pump tubing to drain the water tank See Fig 18 8 After the water tank has drained reconnect the pump tubing 9 Clean the dispenser unit ice storage bin liner using a neutral cleaner...

Page 35: ...n regulations Maintenance Schedule Frequency Area Task Daily Scoop Clean the ice scoop using a neutral cleaner Rinse thoroughly after cleaning Bi Weekly Air Filters Inspect Wash with warm water and neutral cleaner if dirty Monthly External Water Filters Check for proper pressure and change if necessary Icemaker Exterior Wipe down with a clean soft cloth Use a damp cloth containing a neutral cleane...

Page 36: ...with skin or eyes NOTICE To prevent damage to the water pump seal do not leave the control switch in the WASH position for extended periods when the water tank is empty IMPORTANT The cleaning valve is opened during cleaning and sanitizing to allow solution flow to the inside of the evaporator It should be closed for all icemaking operation The compressor will not operate unless this valve is compl...

Page 37: ... when removing it c Wipe down the float switch 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 d Reassemble the float switch assembly and replace it and the rubber boot in their correct positions Reconnect the vent tube and the flush tube 7 Pour the cleaning solution into the...

Page 38: ... the sanitizing solution into the water tank 4 Replace the insulation panel and the front panel in their correct positions Note Make sure the control switch is in the WASH position and the cleaning valve is open 5 Turn on the power supply to start the sanitizing process 6 Turn off the power supply after 15 minutes 7 Remove the front panel 8 Disconnect one end of the pump tubing to drain the water ...

Page 39: ...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 icemaker water supply line drain valve 2 Drain the water tank 1 Turn off the power supply then remove the front panel 2 Move the control switch to the OFF position 3 Remove the base cover then disconnect one end of the pump tubing to drain th...

Page 40: ... 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 panels in their correct positions ...

Page 41: ...osal 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 ...

Page 42: ...42 HOSHIZAKI AMERICA INC 618 Hwy 74 S Peachtree City GA 30269 USA TEL 770 487 2331 FAX 770 487 3360 www hoshizaki com 1A3221 010 ...

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