Hoshizaki KM-1100MAH Instruction Manual Download

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Hoshizaki

“A Superior Degree

of Reliability”

www.hoshizaki.com

Models

KM-1100MAH, MWH, MRH
KM-1340MAH, MWH, MRH

KM-1601MRH/3

Modular Crescent Cuber

Hoshizaki America, Inc.

Issued: 4-28-2015

INSTRUCTION MANUAL

Summary of Contents for KM-1100MAH

Page 1: ...Hoshizaki A Superior Degree of Reliability www hoshizaki com Models KM 1100MAH MWH MRH KM 1340MAH MWH MRH KM 1601MRH 3 Modular Crescent Cuber Hoshizaki America Inc Issued 4 28 2015 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: ...ter Supply and Drain Connections 18 1 Icemaker 19 2 Water Cooled Condenser 20 G Installation of Remote Condenser Unit 22 1 Location 22 2 Checks Before Installation 23 3 Setup 23 4 Line Set Size and Refrigerant Charge 23 5 Line Set Installation 24 6 Electrical Connection 27 7 Stacking Remote Condenser Unit 28 H Final Checklist 29 I Startup 30 III Maintenance 31 A Maintenance Schedule 31 B Cleaning ...

Page 4: ...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 5: ...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 6: ...uit Ampacity 20 AMPS 20 AMPS 20 AMPS Design Pressure HI 467PSI LO 230PSI HI 427PSI LO 230PSI HI 467PSI LO 230PSI Refrigerant 404A 3 LB 15 4 OZ 404A 1 LB 10 5 OZ 404A Total Refrigerant Charge with Hoshizaki Remote Condenser Unit URC 14F 9 LB 11 2 OZ 2 KM 1340M_H Single Phase Model Number KM 1340MAH KM 1340MWH KM 1340MRH AC Supply Voltage 208 230 60 1 3 Wire with Neutral 208 230 60 1 3 Wire with Neu...

Page 7: ...HI 467PSI LO 230PSI Refrigerant 404A Total Refrigerant Charge with Hoshizaki Remote Condenser Unit URC 22F 22 LB 4 3 OZ Three Phase Model Number KM 1601MRH3 AC Supply Voltage 208 230 60 3 Compressor 230V 8 4RLA 75LRA Pump 120V 1 2FLA 60W Fan 120V 3A MAX Fans in URC Other 115V 0 3A Maximum Fuse Size 20 AMPS Max HACR Breaker USA Only 20 AMPS Max Circuit Breaker Canada Only 20 AMPS Minimum Circuit Am...

Page 8: ... 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 Units mm in Rear Side Bottom Model Shown KM 1100MAH Model Shown KM 1100MAH Model Shown KM 1100MAH KM 1100MAH KM 1340MAH A 768 30 1 4 768 30 1 4 B 762 30 762 30 C 602 23 3 4 602 23 3 4 D 827 32 1 2 1055 41 1...

Page 9: ... 27 3 8 F 775 30 1 2 984 38 3 4 G 390 15 3 8 387 15 1 4 NOTICE KM 1100MWH Allow 12 30 cm clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required KM 1340_1601MWH 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 matc...

Page 10: ... 8 F 775 30 1 2 984 38 3 4 G 457 18 454 17 7 8 H 76 3 101 4 I 110 4 3 8 82 3 1 4 NOTICE KM 1100MRH Allow 12 30 cm clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required KM 1340_1601MRH 3 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 st...

Page 11: ... and or service should they be required 4 Remote Condenser Unit URC 14F use with KM 1100MRH and KM 1340MRH 5 Remote Condenser Unit URC 22F use with KM 1601MRH 3 Icemaker Model URC 22F Heat of Rejection AT 90 F 32 C WT 70 F 21 C KM 1601MRH 27 400 BTU hr KM 1601MRH3 24 300 BTU hr NOTICE Allow 24 61 cm clearance at front and rear for proper air circulation and ease of maintenance and or service shoul...

Page 12: ... 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 For KM 1100M_H models allow 12 30 cm clearance at rear sides and top for proper air circulation and ease of maintenance and or service should they be required For KM 1340M_H and KM 1601M_H ...

Page 13: ...ct your local Hoshizaki distributor NOTICE Remote models must be connected to an appropriate remote condenser unit The 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 N...

Page 14: ...el 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 ...

Page 15: ...n control thermostat assembly c Lower the bin control thermostat assembly through the hole located in the bottom of the icemaker Secure the bin control thermostat assembly with the lower hook and the 2 thumbscrews removed in the previous step d Insert the plug into the receptacle on the assembly until it locks into place IMPORTANT The plug must be inserted into the receptacle for the icemaker to o...

Page 16: ...lectrical 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 to startup to prevent compressor damage Usually an electrical permit and serv...

Page 17: ...his unit could result in death serious injury or severe damage to the icemaker This unit must be connected to a three phase power source The transformer s voltage tap switch must be positioned to match incoming voltage at startup See diagram below 208 230 60 3 4A4807 010 JUNCTION BOX 208 230V BROWN BLACK L1 L3 RED L2 208 230V 208 230V Fig 4 ...

Page 18: ...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 19: ...be pulled out for service Fig 5 Model Shown KM 1601MRH Air Cooled and Remote Models Remote Condenser Line Set Connections Shut Off Valve Drain Valve 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 Minimum 3 8 Nominal ID Copper Water Tubing or Equivalent Icemaker Condensation Drain Outlet 3 8 OD Hard Tube Vent Tube ...

Page 20: ...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 6 Water Cooled Models Connection to an Open Drain System Model Shown KM 1340MWH Icemaker Icemaker Water Supply Inlet 1 2 FPT Bin Drain Outlet 3 4 FPT ...

Page 21: ...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 Fig 7...

Page 22: ... 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 the maximum line lengt...

Page 23: ...maker 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 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 ...

Page 24: ...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 12 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 25: ...o the icemaker Leave a service loop behind the icemaker to allow the icemaker to be pulled out for service See Fig 11 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 26: ... ring diaphragm and threads before making the connection See Fig 12 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 27: ...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 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 u...

Page 28: ...er 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 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 15 3 Secure the upper remote condenser unit ...

Page 29: ...er 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 Is the compressor snug on all mounting pads Have the refrigerant lines been checked to make sure they do not r...

Page 30: ...utes 6 Turn off the power supply then remove the front panel and the insulation panel 7 Slide the cube guide to the right then remove the rubber cap and sleeve covering the overflow pipe See Fig 16 Unscrew the overflow pipe After the water tank has drained reconnect the overflow pipe Replace the rubber cap sleeve and cube guide in their correct positions NOTICE Make sure the O ring is attached to ...

Page 31: ...tation 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 c...

Page 32: ...mp 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 completely closed To close the cleaning valve the valve handle ...

Page 33: ...er cap and sleeve covering the overflow pipe Unscrew the overflow pipe After the water tank has drained reconnect the overflow pipe Replace the rubber cap sleeve cube guide and front insulation panel 10 In bad or severe water conditions turn off the power supply then remove clean cleaning solution 5 oz Hoshizaki Scale Away per gallon of warm water rinse and replace the cube guides float switch wat...

Page 34: ...letely horizontal closed Move the control switch to the ICE position then replace the front panel After 3 5 min remove the front panel then move the control switch to the OFF position 20 Turn the cleaning valve to the left until completely vertical open Move the control switch to the WASH position then replace the front panel After 5 min remove the front panel then move the control switch to the O...

Page 35: ... then slide the cube guide to the right Remove the rubber cap and sleeve covering the overflow pipe Unscrew the overflow pipe After the water tank has drained reconnect the overflow pipe Replace the rubber cap sleeve cube guide and front insulation panel NOTICE Be sure the O ring is attached to the bottom of the overflow pipe and be careful not to cross thread the overflow pipe 28 Clean the dispen...

Page 36: ... 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 icemaker water supply line drain valve 2 Drain the water tank 1 Turn off the power supply then remove...

Page 37: ...ine 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 di...

Page 38: ...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 39: ...39 HOSHIZAKI AMERICA INC 618 Hwy 74 S Peachtree City GA 30269 USA TEL 770 487 2331 FAX 770 487 3360 www hoshizaki com 1A3762 010 ...

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