Modular Crescent Cuber Models KMD-410MAH KMD-410MWH INSTRUCTION MANUAL Issued: 7-5-2013
IMPORTANT Only qualified service technicians should install and service the appliance. To obtain the name and phone number of your local Hoshizaki Certified Service Representative, visit www.hoshizaki.com. No installation or service should be undertaken until the technician has thoroughly read this Instruction Manual. Likewise, the owner/manager should not proceed to operate the appliance until the installer has instructed them on its proper operation.
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 PAGE Important Safety Information ---------------------------------------------------------------------------3 I.
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. NOTICE Indicates a situation which could result in damage to the appliance or property. IMPORTANT Indicates important information about the installation, use and care of the appliance.
WARNING, continued • The appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. • 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.
I. Specifications A. Electrical and Refrigerant Data The nameplate provides electrical and refrigerant data. The nameplate is located on the right side panel. For certification marks, see the nameplate. We reserve the right to make changes in specifications and design without prior notice. Single Phase Model Number KMD-410MAH KMD-410MWH AC Supply Voltage 115/60/1 115/60/1 Compressor 115-120V 5.1RLA 50.0LRA 115V-120V 5.1RLA 50.0LRA Pump 120V 0.42FLA 23W 120V 0.42FLA 23W Fan 120V 0.
B. Dimensions/Connections 1.
2.
II. Installation and Operating Instructions WARNING • Install in accordance with all applicable national, state, and local codes and regulations. • CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after installation. Make sure that none have fallen into the storage bin. A. Checks Before Installation NOTICE Remove all shipping cartons, tape, and packing material. If any are left in the icemaker, it will not work properly.
• Side Panel (R): Remove the screw. Slide forward slightly and lift off. • Front Insulation: Lift up slightly, and pull towards you. • Top Insulation: Push up at front corner, and pop off. Top Panel Top Insulation Side Frame Front Insulation Front Panel Screw Side Panel Screws Fig. 1 C. Location NOTICE • This icemaker is not intended for outdoor use.
• In areas where water damage is a concern, install in a contained area with a floor drain. • Allow at least 6” (15 cm) clearance at the right side for proper air circulation and at least 12” (30 cm) clearance at top for ease of maintenance and/or service should they be required. • Location should provide a firm and level foundation for the equipment. D.
6b) 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. 2b. Secure the mounting brackets to the icemaker with the bolts provided. Secure the mounting brackets to the dispenser unit with self-tapping screws (not provided).
6) Route the bin control lead through the hole in the base, then into the bushing provided. See Fig. 5. Bin Control Lead Bushing Fig. 5 7) While pulling up the bin control lead, hook the bin control on the right side interior wall. Then push the bin control up against the bottom of the unit, and slide to the back until it snaps in place. Make sure the slotted holes at the right side of the bin control are securely placed on the collars at the bottom of the unit. See Fig. 6. Collars Bin Control Fig.
Right Deflector Left Deflector Thumbscrew Thumbscrew Collars (Behind Left Deflector) Collars Fig. 7 11) Replace the water tank, cube guide, pump motor bracket, pump motor and float switch in their correct positions until they snap in place. NOTICE Be sure to let the discharge hose pass behind the copper tube and connect it securely in position. See Fig. 3. Otherwise, the discharge hose may be caught in the front insulation, leading to improper results.
F. Electrical Connection WARNING • 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 appliance requires an independent power supply of proper capacity. See the nameplate for electrical specifications.
G. Water Supply and Drain Connections - See Fig. 9, 10 or 11 WARNING Water supply and drain connections must be installed in accordance with applicable national, state, and local regulations. NOTICE • Normal operating water temperature should be within 45°F to 90°F (7°C to 32°C). Operation of the appliance, for extended periods, outside of this normal temperature range may affect appliance performance. • Water supply pressure must be a minimum of 10 PSIG and a maximum of 113 PSIG.
1. Icemaker Icemaker Water Supply Inlet 1/2" Female Pipe Thread (FPT) Minimum Icemaker Water Supply Line Size 1/4" Nominal ID Copper Water Tubing or Equivalent Icemaker Drain Outlet 3/4" Female Pipe Thread (FPT) Minimum Icemaker Drain Line Size 3/4" Nominal ID Hard Pipe or Equivalent • An icemaker water supply line shut-off valve and drain valve must be installed. • Be sure there is sufficient extra water supply line and drain line for the appliance to be pulled out for service.
2. Water-Cooled Condenser a) Connection to an Open Drain System Condenser Water Minimum Condenser Supply Inlet Water Supply Line Size 1/2" Female Pipe 1/4" Nominal ID Copper Thread (FPT) Water Tubing or Equivalent Condenser Drain Outlet 1/2" Female Pipe Thread (FPT) Minimum Condenser Drain Line Size 1/4" Nominal ID Hard Pipe or Equivalent • A condenser water supply line shut-off valve and drain valve must be installed. • In some areas, a back flow preventer may be required in the cooling water circuit.
b) Connection to a Closed Loop System Condenser Water Minimum Condenser Condenser Minimum Condenser Supply Inlet Water Supply Line Size Return Outlet Return Line Size 1/2" Female Pipe 1/4" Nominal ID Copper 1/2" Female Pipe 1/4" Nominal ID Copper Thread (FPT) Water Tubing or Equivalent Thread (FPT) Water Tubing or Equivalent • Shut-off valves and drain valves must be installed at both the condenser water supply inlet and condenser return outlet. • Minimum water flow to the condenser is 4 GPM.
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.
I. Startup WARNING All parts are factory-adjusted. Improper adjustments may adversely affect safety, performance, component life, and warranty coverage. NOTICE • If the unit is turned off, wait for at least 3 minutes before restarting the icemaker to prevent damage to the compressor. • To prevent damage to the water pump, do not leave the control switch in the “SERVICE” position for extended periods of time when the water tank is empty.
14) Turn on the power supply to start the automatic icemaking process. 15) To confirm bin control operation, press the bin control’s actuator paddle during the first 5 minutes of the freeze cycle. The compressor and fan motor should de-energize within 15 seconds, then the drain valve should energize until the water tank empties. After the water tank empties, the pump motor and drain valve should de-energize. III.
3) Turn off the power supply. 4) Remove the front panel and move the control switch to the “SERVICE” position. Move the service switch to the “DRAIN” position. 5) Replace the front panel in its correct position and turn on the power supply for 2 minutes. 6) Turn off the power supply. 7) Remove the front panel then remove the front insulation (the large insulation panel in front of the evaporator) by lifting up the panel slightly and pulling it towards you.
NOTICE Be sure to let the discharge hose pass behind the copper tube and connect it securely in position. See Fig. 12. Otherwise, the discharge hose may be caught in the front insulation, leading to improper results. Float Switch Connector Discharge Hose Pump Motor Connector Snap Tab Thumbscrews Pump Motor Bracket Fig. 12 Pump Motor Float Switch Snap Tab Cube Guide Fig. 13 9) Pour the cleaning solution into the water tank. 10) Move the service switch to the "WASH" position.
12) Turn on the power supply to start the washing process. 13) Turn off the power supply after 30 minutes. 14) Remove the front panel. 15) Move the service switch to the "DRAIN" position. 16) Replace the front panel in its correct position and turn on the power supply for 2 minutes. 17) Turn off the power supply and remove the front panel. 18) Move the control switch to the "ICE" position. 19) Replace the front panel in its correct position. 20) Turn on the power supply to fill the water tank with water.
2. Sanitizing Procedure - Following Cleaning Procedure 1) Dilute a 5.25% sodium hypochlorite solution (chlorine bleach) with water (add approximately 0.9 fl. oz. (27 ml) to 1.8 gal. (6.8 lit.) of water). 2) Remove the front insulation. 3) Pour the sanitizing solution into the water tank. 4) Move the service switch to the "WASH" position. 5) Replace the front insulation and the front panel in their correct positions. 6) Turn on the power supply to start the sanitizing process.
B. Maintenance This icemaker must be maintained individually, referring to the instruction manual and labels provided with the icemaker. WARNING • Only qualified service technicians should service this icemaker. • To reduce the risk of electric shock, do not touch the control switch with damp hands. • Move the control switch to the “OFF” position and turn off the power supply before servicing. Lockout/Tagout to prevent the power supply from being turned back on inadvertently.
C. Preparing the Icemaker for Periods of Non-Use NOTICE • During extended periods of non-use, extended absences, or in sub-freezing temperatures, follow the instructions below to reduce the risk of costly water damage. • To prevent damage to the water pump, do not leave the control switch in the “SERVICE” position for extended periods of time when the water tank is empty. During extended periods of non-use, extended absences, or in sub-freezing temperatures, follow the instructions below.
5) Replace the front panel in its correct position. 6) Remove all ice from the dispenser unit/storage bin. Clean the dispenser unit/storage bin using a neutral cleaner. Rinse thoroughly after cleaning. 7) Close the icemaker water supply line drain valve. 3. On water-cooled model only, remove the water from the water-cooled condenser: 1) Turn off the power supply and remove the front panel. 2) Move the control switch on the control box to the “OFF” position. 3) Remove the top panel and right side panel.
HOSHIZAKI AMERICA, INC. 618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.
