Hoshizaki KMS-750MLH Instruction Manual
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Hoshizaki KMS-750MLH Instruction Manual

Hoshizaki KMS-750MLH Instruction Manual

Modular crescent cuber serenity series
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Hoshizaki
Hoshizaki America, Inc.
"A Superior Degree
of Reliability"
www.hoshizaki.com
Modular Crescent Cuber
Serenity Series
Model
KMS-750MLH
Including
Condensing Unit Model SRK-7H
INSTRUCTION MANUAL
™
Issued: 4-18-2007

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  • Page 1 Hoshizaki America, Inc. “A Superior Degree of Reliability” www.hoshizaki.com Modular Crescent Cuber Serenity Series Model KMS-750MLH Including Condensing Unit Model SRK-7H INSTRUCTION MANUAL ™ Issued: 4-18-2007...
  • Page 2 Should the reader have any questions or concerns which have not been satisfactorily addressed, please call, write or send an e-mail message to the HOSHIZAKI Technical Support Department for assistance. HOSHIZAKI AMERICA, INC.

  • Page 3: Table Of Contents

    • Keep this manual with the icemaker for later reference. I. Specifications ... 4 A. Nameplate Rating ... 4 1. KMS-750MLH ... 4 . Condensing Unit Model SRK-7H ... 5 B. Dimensions/Connections ... 6 1. KMS-750MLH ... 6 .

  • Page 4: Specifications

    ELECTRICAL POWER SUPPLIES BEFORE SERVICING UNIT. See the nameplate for electrical and refrigeration specifications. This nameplate is located on the rear panel. This icemaker is designed for connection to HOSHIZAKI CONDENSING UNIT, Model SRK-7H only! CONNECTION TO ANOTHER CONDENSING UNIT WILL VOID WARRANTY.

  • Page 5: Condensing Unit Model Srk-7H

    208-230/60/1 (3 WIRE WITH NEUTRAL FOR 115V) 230V 7RLA 54.0LRA 115V 2.6FLA (total) 126W 115V 0.7A HI-467PSI LO-230PSI R-404A 10LBS. 11oz. FOR OUTDOOR USE Hoshizaki America, Inc. Peachtree City, GA www.hoshizaki.com LISTED REFRIGERANT CONDENSER 18Z6 SRK-7H 20 AMPS 20 AMPS...

  • Page 6: Dimensions/Connections

    B. Dimensions/Connections 1. KMS-750MLH...

  • Page 7: Condensing Unit Model Srk-7H

    2. Condensing Unit Model SRK-7H...

  • Page 8: Installation And Operating Instructions

    • A dry and well ventilated area with 4" (61 cm) clearance in both front and rear for proper air circulation and ease of maintenance and/or service should they be required. See Fig. 1. • The icemaker must be coupled with the appropriate condensing unit as listed below. Icemaker KMS-750MLH IMPORTANT IMPORTANT IMPORTANT Hoshizaki Condensing Unit SRK-7H...

  • Page 9: Checks Before Installation

    3. This icemaker is designed for dispensers 30" wide or wider. If using a storage bin, the recommended storage bin is HOSHIZAKI ICE STORAGE BIN, Model B-500 series. 1) Unpack the icemaker. Remove all shipping cartons, tape and packing. If packing material is left in the icemaker, it will not work properly.

  • Page 10: Condensing Unit

    2. Condensing Unit 1) Unpack and remove all shipping cartons, tape and packing. ) See the nameplate on the condensing unit. Check that your voltage supplied corresponds with the voltage specified on the nameplate. Note: Power to the icemaker is supplied by the condensing unit. Electrical connections must be installed in accordance with applicable national, state and local regulations.

  • Page 11: Installation Of The Icemaker

    D. Installation of the Icemaker Before operating the icemaker, the bin control must be installed correctly. Failure to properly install the bin control could result in ice backup and unit damage. 1. Setup 1) Unpack the dispenser or storage bin. If using a storage bin, attach the four adjustable legs provided (bin accessory) to the bottom of the storage bin.
  • Page 12 4) Remove the float connection hose from the plastic pipe. 5) Remove the tank drain hose from the tank. Although the tank can be removed at this point, do not remove it yet because the bin control is taped to the tank. Float Connection Hose The bin control lead is routed through the back of the icemaker.
  • Page 13 If a gap is left between the bin control and the wall of the dispenser, ice may get between them and damage the bin control. Therefore, make sure there is no gap. 1) Make sure the bin control is flush with the dispenser or storage bin wall, then tighten the  thumbscrews.

  • Page 14: Installation Of The Condensing Unit

    See "F. Electrical Connection." M8x16mm Bolt 2. Line Set • Precharged tubing kits, available as optional equipment from HOSHIZAKI AMERICA, are recommended. Field fabricated line sets are allowed, see instructions below. • The maximum line length is 55 feet.
  • Page 15 Factory Line Set Installation 1) Route the factory line set from the condensing unit to the icemaker. Factory fabricated line sets are precharged and do not need to be evacuated. ) Attach the two refrigerant lines to the male couplings on the remote condensing unit first and then at the icemaker.

  • Page 16: Electrical Connection

    F. Electrical Connection 1. Electrical connection must be made in accordance with the instructions on the "WARNING" tag, provided with the pig tail leads in the condensing unit junction box. . Electrical connections must meet national, state and local electrical code requirements.

  • Page 17: Condensing Unit

    2. Condensing Unit 1) Remove the front panel. ) Connect the six wires from the icemaker to the condensing unit's terminal board. See wiring label for wiring connections. 3) Supply power from the electrical panel to the condensing unit. (This differs from KM style installations.) Connect the wire leads in the power supply junction box to the power supplied from the disconnect or electrical panel.
  • Page 18 Fig. 8. • The icemaker should be installed in accordance with applicable national, state and local regulations. • A plumbing permit and services of a licensed plumber may be required in some areas. KMS-750MLH Water Supply Inlet 1/" FPT Drain Outlet 3/4"...

  • Page 19: Final Checklist

    H. Final Checklist 1) Is the icemaker level? ) Are all components, fasteners and thumbscrews securely in place? 3) Is there at least 4" (61 cm) minimum clearance around the condensing unit? 4) Have all shipping cartons, tape and packing been removed from the icemaker and condensing unit? Are the cube guides and tank separator in their correct positions? 5) Is the icemaker in a site where the ambient temperature is within +45°F to +100°F (7°C to 38°C) all year around?

  • Page 20: Startup

    I. Startup 1. Electrical power must be on at the condensing unit for a minimum of 4 hours prior to start up to prevent compressor damage. . All parts are factory-adjusted. Improper adjustments may result in failure. 3. If the unit is turned off, wait for at least 3 minutes before restarting the icemaker to prevent damage to the compressor.

  • Page 21: Cleaning And Maintenance Instructions

    1. Cleaning Procedure 1) Dilute  fl. oz. (650 ml) of the recommended cleaner Hoshizaki "Scale Away" or "LIME-A-WAY" (Economics Laboratory, Inc.) with 4 gal. (15 l) of warm water. ) Remove all ice from the evaporator and the dispenser or storage bin unit.
  • Page 22 9) Remove the insulation panel by removing the thumbscrews, then pour the cleaning solution into the water tank. 10) Move the service switch to the "WASH" position. 11) Replace the insulation panel and the front panel in their correct positions. 1) Turn on the power supply and start the washing process.

  • Page 23: Sanitizing Procedure - Following Cleaning Procedure

    2. Sanitizing Procedure - Following Cleaning Procedure 1) Dilute a 5.5% sodium hypochlorite solution (chlorine bleach) with water. (Add  fl. oz. (60 ml) of sanitizer to 4 gal. (15 l) of water). ) Remove the insulation panel, if it is in its normal position. 3) Pour the sanitizing solution into the water tank.

  • Page 24: Preparing The Icemaker For Long Storage

    C. Preparing the Icemaker for Long Storage When the icemaker is not used for two or three days under normal conditions, it is sufficient to only move the control switch to the "OFF" position. When storing the icemaker for extended time or in sub-freezing temperatures, turn the water off and drain out all water from the water lines and remove the ice from the dispenser or storage bin.
  • Page 25 16) Disconnect the float switch vent hose from the drain hose tee. Move the service switch to the "DRAIN" position and the control switch to the "SERVICE" position. 17) From the tee on the drain hose, blow the drain water valve out using compressed air or carbon dioxide.
  • Page 26 HOSHIZAKI AMERICA, INC. 618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.com 91A1YC10A...

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Srk-7h

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