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Summary of Contents for Hoshizaki KMD-860MWJ
- Page 1 Instruction Manual Modular Crescent Cuber Models KMD-860MAJ, MWJ, MRJ hoshizakiamerica.com Issued: 1-16-2018...
- Page 2 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: 1-800-233-1940; (770) 487-2331 Fax: 1-800-843-1056;...
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Page 3: Table Of Contents
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 .................... -
Page 4: Important Safety Information
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. WARNING Indicates a hazardous situation which could result in death or serious injury. - Page 5 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.
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Page 6: Specifications
20 AMPS 20 AMPS 20 AMPS Ampacity Design Pressure HI-467PSI LO-230PSI HI-427PSI LO-230PSI HI-467PSI LO-230PSI Refrigerant 404A 2 LB. 6.8 OZ. 404A 1 LB. 12.2 OZ. 404A Total Refrigerant Charge with Hoshizaki Remote Condenser Unit URC-9F: 9 LB. 14.8 OZ. -
Page 7: Dimensions/Connections
B. Dimensions/Connections Units: mm [in.] 1. Air-Cooled Models (MAJ) Rear Side Model Shown: KMD-860MAJ KMD-860MAJ Model Shown: KMD-860MAJ A 768 [30-1/4] B 762 [30] Bottom C 80 [3-1/8] D 713 [28-1/8] E 662 [26-1/8] F 660 [26] G 170 [6-3/4] H 28 [1-1/8] 14 [1/2] J 499 [19-5/8]... -
Page 8: Water-Cooled Models (Mwj)
2. Water-Cooled Models (MWJ) Units: mm [in.] Rear Side Model Shown: KMD-860MWJ KMD-860MWJ Model Shown: KMD-860MWJ A 768 [30-1/4] B 762 [30] Bottom C 80 [3-1/8] D 713 [28-1/8] E 662 [26-1/8] F 660 [26] G 176 [6-7/8] H 28 [1-1/8]... -
Page 9: Remote Models (Mrj)
3. Remote Models (MRJ) Units: mm [in.] Rear Side Model Shown: KMD-860MRJ KMD-860MRJ A 768 [30-1/4] Model Shown: KMD-860MRJ B 762 [30] Bottom C 80 [3-1/8] D 713 [28-1/8] E 640 [25-1/4] F 660 [26] G 170 [6-3/4] H 28 [1-1/8] 14 [1/2] J 499 [19-5/8] Model Shown: KMD-860MRJ... -
Page 10: Remote Condenser Unit Urc-9F (Use With Kmd-860Mrj)
4. Remote Condenser Unit URC-9F (use with KMD-860MRJ) Units: mm [in.] 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. Rear URC-9F Heat of Rejection Icemaker AT 90°F (32°C) Model WT 70°F (21°C) -
Page 11: Installation And Operating Instructions
II. Installation and Operating Instructions 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. -
Page 12: How To Remove Panels
• NOTICE! Remote models 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. -
Page 13: Setup
(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. -
Page 14: Electrical Connection
E. Electrical Connection 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. •... -
Page 15: Water Supply And Drain Connections
• 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. -
Page 16: Icemaker
1. Icemaker Icemaker Water Minimum Icemaker Icemaker Drain Minimum Icemaker Condensation Supply Inlet Water Supply Line Size Outlet Drain Line Size Drain Outlet 1/2" Female Pipe 1/4" Nominal ID 3/4" Female Pipe 3/4" Nominal 5/8" OD Hard Thread (FPT) Copper Water Tubing or Thread (FPT) ID Hard Pipe or Tube... -
Page 17: Water-Cooled Condenser
Bin Drain Outlet 3/4" FPT 2-inch (5-cm) air gap Minimum 1/4" Nominal ID Hard Pipe or Equivalent Minimum 3/4" Nominal ID Hard Pipe or Equivalent Floor Drain Fig. 5 Water-Cooled Models Model Shown: Connection to an Open Drain System KMD-860MWJ... -
Page 18: B) Connection To A Closed Loop System
Bin Drain drain. Nominal ID Outlet Copper Water 3/4" FPT Tubing or Equivalent 2-inch (5-cm) air gap Minimum 3/4" Nominal ID Hard Pipe or Equivalent Floor Drain Fig. 6 Water-Cooled Models Model Shown: Connection to a Closed Loop System KMD-860MWJ... -
Page 19: Installation Of Remote Condenser Unit For Remote Models
G. Installation of Remote Condenser Unit for Remote Models 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. •... -
Page 20: Checks Before Installation
Mixing of refrigerants will result in improper operation and possible damage to the refrigeration system. Line Set Size and Refrigerant Charge Line Set Line Set Greater than 66' (20 m) Hoshizaki Up to 66' (20 m) Maximum 100' (30.5 m) Remote Hoshizaki Condenser... -
Page 21: Line Set Installation
5. Line Set Installation Precharged factory line sets, available as optional equipment from Hoshizaki America, are recommended. For details, see "II.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."... - Page 22 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.
- Page 23 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.
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Page 24: Electrical Connection
6. Electrical Connection 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. -
Page 25: Stacking Remote Condenser Unit
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. -
Page 26: Final Checklist
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"... -
Page 27: Startup
I. Startup WARNING All parts are factory-adjusted. Improper adjustments may adversely affect safety, performance, component life, and warranty coverage. NOTICE • If the appliance is turned off, wait for at least 3 minutes before restarting the appliance to prevent damage to the compressor. •... -
Page 28: Maintenance
III. 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. WARNING • Only qualified service technicians should service the appliance. • To reduce the risk of electric shock, do not touch the control switch with damp hands. -
Page 29: Maintenance Schedule
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 Frequency Area Task Daily Scoop Clean the ice scoop using a neutral cleaner. Rinse thoroughly after cleaning. Bi-Weekly Air Filters Inspect. -
Page 30: Cleaning And Sanitizing Instructions
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. WARNING • To prevent injury to individuals and damage to the icemaker, do not use ammonia type cleaners. - Page 31 Fig. 16 the "OFF" position. 6) Remove the front insulation panel, then pour 14 fl. oz. (414 ml) of Hoshizaki "Scale Away" into the water tank. Replace the front insulation panel. Turn the cleaning valve to the left until completely vertical (open).
- Page 32 13) Remove the front insulation panel, then remove splash guard, cube guide B and cube guide A. Remove the overflow cap, overflow pipe, water shield, and drain plug. After the water tank has drained, replace the drain plug, water shield, overflow pipe, overflow cap, cube guide A, cube guide B, splash guard, and front insulation panel.
- Page 33 24) Remove the front insulation panel, then remove splash guard, cube guide B and cube guide A. Remove the overflow cap, overflow pipe, water shield, and drain plug. After the water tank has drained, replace the drain plug, water shield, overflow pipe, overflow cap, cube guide A, cube guide B, splash guard, and front insulation panel.
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Page 34: Preparing The Icemaker For Periods Of Non-Use
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 seal, do not leave the control switch in the "WASH"... - Page 35 3. On water-cooled models, remove the water from the water-cooled condenser: 1) Make sure the power supply 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.
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Page 36: Disposal
V. Disposal The icemaker 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 37 618 Hwy. 74 South, Peachtree City, GA 30269 USA (P) 770.487.2331 (F) 770.487.3360 hoshizakiamerica.com 1A4871-010...
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