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ISSUED: JUNE 1, 2000
REVISED: JUNE 7, 2000
HOSHIZAKI
MODULAR CRESCENT CUBER
MODEL
KM-1300NRF
INSTRUCTION MANUAL
1
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IMPORTANT Only qualified service technicians should attempt to install, service or maintain this 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. HOSHIZAKI provides this manual primarily to assist qualified service technicians in the installation, maintenance and service of
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CONTENTS PAGE I. SPECIFICATIONS ..................................................................................................4 1. NAMEPL
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I. SPECIFICATIONS 1. NAMEPLATE RATING MODEL NUMBER KM-1300NRF SERIAL NUMBER AC SUPPLY VOLTAGE 208-230/60/1 (3 wire with Neutral for 115V) COMPRESSOR 208-230V 10.0RLA 61LRA PUMP 120V 1.2FLA 60W FAN REMOTE 120V 3A MAX OTHER 115-120V 0.3A MAXIMUM FUSE SIZE 20AMPS MAX. HACR BREAKER (USA ONLY) 20AMPS MAX. CIRC. BREAKER (CANADA ONLY) 20AMPS MINIMUM CIRCUIT AMPACITY 20AMPS DESIGN PRESSURE HI-467PSI LO-230PSI REFRIGERANT 404A MOTOR-COMPRESSOR THERMALLY PROTECTED NOT INTENDED FOR
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2. DIMENSIONS/CONNECTIONS Note: When used with a storage bin not recommended by Hoshizaki, the icemaker needs the space at the bottom opening as in the illustration. 5
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II. INSTALLATION AND OPERATING INSTRUCTIONS 1. CHECKS BEFORE INSTALLATION IMPORTANT Remove shipping carton, tape(s) and packing. If packing material is left in the icemaker, it will not work properly. 1) Remove the panels to prevent damage when installing the icemaker. (See “2. HOW TO REMOVE PANELS.”) 2) Remove the package containing the accessories from the compressor compartment. 3) Remove the protective plastic film from the panels. If the icemaker is exposed to the sun or to heat, remove
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3. LOCATION WARNING This icemaker is not intended for outdoor use. Normal operating ambient temperature should be within +45°F to +100°F; Normal operating water temperature should be within +45°F to +90°F. Operation of the icemaker, for extended periods, outside of these normal temperature ranges may affect production capacity. For best operating results: Icemaker should not be located next to ovens, grills or other high heat producing equipment. Location should provide a firm and level
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Fig. 2 Fig. 3 8
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5. ELECTRICAL CONNECTION WARNING 1. Electrical connection must be made in accordance with the instructions on the “WARNING” tag, provided with the pig tail leads in the Junction Box. 2. This icemaker requires a ground that meets the national and local electrical code requirements. To prevent possible electrical shock to individuals or extensive damage to the equipment, install a proper ground wire to the icemaker. The white lead must be connected to the neutral conductor of the power sour
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6. INSTALLATION OF REMOTE CONDENSER UNIT [a] CHECKS BEFORE INSTALLATION 1) Unpack and remove shipping carton, tape(s) and packing. 2) Check that the refrigerant lines do not rub or touch lines or other surfaces, and that the fan blade turns freely. [b] LOCATION The condenser unit must be positioned in a permanent site under the following guidelines. A firm and flat site. A dry and well ventilated area with 24" clearance on both front and rear for ease of maintenance and service should they b
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[c] SET UP 1) Secure the Legs to the condenser unit with eight M8 x 16 mm Hexagon Bolts and M8 Nuts as shown in the illustration. See Fig. 6. Note: Locate the Legs symmetrically. 2) The Legs have eight mounting holes. Secure the Legs with eight bolts (not included). 3) Install enough length of two copper tubings provided with Aeroquip couplings between the icemaker and the condenser unit. The two copper tubings should be insulated separately. See Fig. 7. A connector kit “OS-QUICK” is avail
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[d] ELECTRICAL CONNECTION WARNING This remote condenser unit requires a ground that meets the national and local electrical code requirements. To prevent possible electrical shock to individuals or extensive damage to equipment, install a proper ground wire to this condenser unit. This condenser unit must be connected to the Fan Motor Junction Box on the icemaker. The opening for the power supply connection is 7/8" DIA to fit a 1/2" trade size conduit. Usually an electrical permit and ser
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[e] STACKING CONDENSER UNIT 1) Secure the lower condenser unit to the Legs with eight bolts (not included). 2) Attach the upper condenser unit on the top of the lower. 3) Secure the upper condenser unit with the four screws provided. 4) Install refrigerant lines, and make electrical connection for each Fan Motor as shown in Items [c] and [d]. Fig. 9 13
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7. WATER SUPPLY AND DRAIN CONNECTIONS - See Fig. 10 WARNING To prevent damage to the pump assembly, 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. Water supply inlet is 1/2" female pipe thread (FPT). A water supply line shut-off valve and drain valve should be installed. A ball valve is recommended for the shut-off valve. A type of valve other than a ball valve can have a ma
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Fig. 10 15
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8. FINAL CHECK LIST 1) Is the icemaker level? 2) Is the icemaker in a site where the ambient temperature is within +45°F to +100°F all year around? 3) Is there at least a 6" clearance around the icemaker for maintenance or service? 4) Have all shipping tape(s), packing and cartons been removed from the icemaker? Are the cube guides in their correct position? Are the separators properly attached to their holding clips? 5) Have all electrical and piping connections been made? 6) Has the power supp
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9. START UP WARNING 1. All parts are factory-adjusted. Improper adjustments may result in failure. 2. If the unit is turned off, wait for at least 3 minutes before restarting the icemaker to prevent damage to the Compressor. 3. Do not operate the unit in the “WASH” position without water in the Water Tank. This will cause damage to the Water Pump seal. 1) Open the Water Supply Line Shut-off Valve. 2) Remove the Front Panel. 3) Move the Control Switch, on the Control Box, to the “ICE” position.
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10 . PREPARING THE ICEMAKER FOR LONG STORAGE WARNING When shutting off the icemaker for an extended time, drain out all water from the water tank and remove the ice from the Storage Bin. The Storage Bin should be cleaned and dried. Drain the icemaker to prevent damage to the water supply line at sub-freezing temperatures, using air or carbon dioxide. Shut off the icemaker until the proper ambient temperature is resumed. When the icemaker is not used for two or three days, it is sufficient to
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III. MAINTENANCE AND CLEANING INSTRUCTIONS 1. CLEANING INSTRUCTIONS WARNING 1. HOSHIZAKI recommends cleaning this unit at least once a year. More frequent cleaning, however, may be required in some existing water conditions. 2. To prevent injury to individuals and damage to the icemaker, do not use ammonia type cleaners. 3. Always wear liquid-proof gloves for safe handling of the cleaning and sanitizing solution. This will prevent irritation in case the solution contacts with skin. IMPORTANT 1
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Note: To remove cubes on the Evaporator, turn off the power supply and turn it on after 3 minutes. The defrost cycle starts and the cubes will be removed from the Evaporator. 3) Turn off the power supply. 4) Remove the Front Panel, and then remove the Insulation Panel by first removing the Thumbscrew, lifting up the panel slightly and pulling it toward you. 5) Remove the Cap located on the front bottom part of the Ice Dropping Hole. Drain the Water Tank. See Fig. 11. 6) Replace the Cap in its
