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Hoshizaki KM-900MAH Instruction Manual

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MODULAR CRESCENT CUBER
HOSHIZAKI
MODELS
KM-900MAH
KM-900MWH
KM-900MRH
KM-900MRH3
INSTRUCTION MANUAL
ISSUED:
FEB. 21, 2001
REVISED: SEPT. 25, 2001
TM

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Summary of Contents for Hoshizaki KM-900MAH

  • Page 1 MODULAR CRESCENT CUBER KM-900MAH KM-900MWH KM-900MRH KM-900MRH3 INSTRUCTION MANUAL HOSHIZAKI MODELS ISSUED: FEB. 21, 2001 REVISED: SEPT. 25, 2001...
  • Page 2 HOSHIZAKI provides this manual primarily to assist qualified service technicians in the installation, maintenance and service of the icemaker. Should the reader have any questions or concerns which have not been satisfactorily addressed, please call or write to the HOSHIZAKI Technical Support Department for assistance.

  • Page 3: Table Of Contents

    • Keep this manual with the icemaker for future reference. I. SPECIFICATIONS ...4 1. NAMEPLATE RATING ...4 [a] KM-900MAH (Air-cooled)...4 [b] KM-900MWH (Water-cooled) ...5 [c] KM-900MRH (Remote Air-cooled) ...6 [d] KM-900MRH3 (Remote Air-cooled, 3 phase) ...7 2. DIMENSIONS/CONNECTIONS ...8 [a] KM-900MAH ...8...

  • Page 4: Specifications

    I. SPECIFICATIONS 1. NAMEPLATE RATING [a] KM-900MAH (Air-cooled) See the Nameplate for electrical and refrigeration speci- fications. This Nameplate is located on the upper right hand side of rear panel. Since this Nameplate is located on the rear panel of the...

  • Page 5: [B] Km-900Mwh (Water-Cooled)

    [b] KM-900MWH (Water-cooled) See the Nameplate for electrical and refrigeration speci- fications. This Nameplate is located on the upper right hand side of rear panel. Since this Nameplate is located on the rear panel of the icemaker, it cannot be read when the back of the icemaker is against a wall or against another piece of kitchen equipment.

  • Page 6: [C] Km-900Mrh (Remote Air-Cooled)

    [c] KM-900MRH (Remote Air-cooled) See the Nameplate for electrical and refrigeration speci- fications. This Nameplate is located on the upper right hand side of rear panel. Since this Nameplate is located on the rear panel of the icemaker, it cannot be read when the back of the icemaker is against a wall or against another piece of kitchen equipment.

  • Page 7: [D] Km-900Mrh3 (Remote Air-Cooled, 3 Phase)

    [d] KM-900MRH3 (Remote Air-cooled) See the Nameplate for electrical and refrigeration speci- fications. This Nameplate is located on the upper right hand side of rear panel. Since this Nameplate is located on the rear panel of the icemaker, it cannot be read when the back of the icemaker is against a wall or against another piece of kitchen equipment.

  • Page 8: Dimensions/Connections

    2. DIMENSIONS/CONNECTIONS Unit: mm. (inches) [a] KM-900MAH...

  • Page 9: [B] Km-900Mwh

    Unit: mm. (inches) [b] KM-900MWH...

  • Page 10: [C] Km-900Mrh, Km-900Mrh3

    Unit: mm. (inches) [c] KM-900MRH, KM-900MRH3...

  • Page 11: Installation And Operating Instructions

    7) See the Nameplate on the Rear Panel, and check that your voltage supplied corresponds with the voltage specified on the Nameplate. 8) This icemaker needs a storage bin. The recommended storage bin is HOSHIZAKI ICE STORAGE BIN, Model B-500 series.

  • Page 12: How To Remove Panels

    2. HOW TO REMOVE PANELS - See Fig. 1 a) Front Panel ... Remove the screw. Lift up and pull toward you. b) Top Panel ... Lift up slightly its front, push away, and then lift off. c) Side Panel (R) ... Remove the screw. Pull slightly toward you, and lift off.

  • Page 13: Set Up

    4. SET UP 1) Unpack the Storage Bin, and attach the four adjustable legs provided (bin accessory) to the bottom of the Storage Bin. 2) Position the Storage Bin in the selected permanent position. 3) Place the icemaker on the top of the Storage Bin. 4) Secure the icemaker to the Storage Bin, by using the two mounting brackets and the four bolts provided.

  • Page 14: Electrical Connection

    5. ELECTRICAL CONNECTION 1. Electrical connection must be made in accordance with the instructions on a “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.

  • Page 15: Installation Of Remote Condenser Unit

    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 moves freely. [b] LOCATION The condenser unit must be positioned in a permanent site under the following guidelines.

  • Page 16: [C] Set Up

    The two copper tubings should be insulated separately. See Fig. 7. • Precharged tubing kits, available as optional equipment from HOSHIZAKI AMERICA, are recommended. 4) Line sets fabricated in the field should be evacuated through the charging ports on the Aeroquip couplings and charged with R-404A refrigerant vapor to a pressure of 15 - 30 PSIG.

  • Page 17: [D] Electrical Connection

    3) Connect the Fan Motor leads in the Junction Box of the remote condenser unit to the Fan Motor leads in the Junction Box of the HOSHIZAKI remote air-cooled icemaker. 4) Install a ground wire to the remote condenser unit.

  • Page 18: [E] Stacking Condenser Unit

    [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].

  • Page 19: Water Supply And Drain Connections

    7. WATER SUPPLY AND DRAIN CONNECTIONS - See Fig. 10 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.
  • Page 20 KM-900MAH KM-900MRH KM-900MRH3 KM-900MWH Fig. 10...

  • Page 21: Final Check List

    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 6" clearance around the icemaker for maintenance or service? 4) Have all shipping carton, tapes and packing been removed from the icemaker? a) Is the cube guide in its correct position? b) Does the Bin Switch assembly actuator arm and paddle swing freely?

  • Page 22: Start Up

    9. START UP 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.
  • Page 23 Note: The Bin Switch will only shut down the unit at the end of a harvest or within the first 5 minutes of the freeze cycle. To shut the unit down outside of this time period turn the control switch to “OFF”. 8) Turn off the power supply.

  • Page 24: Preparing The Icemaker For Long Storage

    10. PREPARING THE ICEMAKER FOR LONG STORAGE When shutting off the icemaker for an extended time, drain out all water from the water line 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 a foot or hand pump.
  • Page 25 4) Close the Potable Water Supply Line Shut-off Valve and open the Potable Water Supply Line Drain Valve. See Fig. 10. 5) Allow the line to drain by gravity. 6) Attach compressed air or carbon dioxide supply to the Potable Water Line Drain Valve. 7) Move the Control Switch to the “ICE”...

  • Page 26: Cleaning And Maintenance Instructions

    CLOSED POSITION [a] CLEANING PROCEDURE 1) Dilute approximately 16 fl. oz. of recommended cleaner Hoshizaki “Scale Away” or “LIME-A-WAY,” (Economics Laboratory, Inc.) with 3 gal. of water. 2) Remove all ice from the Evaporator and the Storage Bin.
  • Page 27 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 the Base Cover, and then remove the Insulation Panel by lifting up the panel slightly and pulling it toward you.

  • Page 28: [B] Sanitizing Procedure

    1) Dilute IMS-II Sanitizer or a 5.25% Sodium Hypochlorite solution with water (Add 1.5 fl. oz. of sanitizer to 3 gal. of water). Note: IMS-II Sanitizer, Part #SA0004, is available through your Hoshizaki Dealer. 2) Remove the Insulation Panel. 3) Pour the sanitizing solution into the Water Tank.

  • Page 29: Maintenance

    2. MAINTENANCE This icemaker must be maintained individually, referring to the instruction manual and labels provided with the icemaker. 1) Stainless Steel Exterior To prevent corrosion, wipe the exterior occasionally with a clean and soft cloth. Use a damp cloth containing a neutral cleaner to wipe off oil or dirt build up. 2) Storage Bin and Scoop •...
  • Page 30 HOSHIZAKI HOSHIZAKI AMERICA, INC. 618 HIGHWAY 74 SOUTH PEACHTREE CITY, GA 30269 U.S.A. PHONE: 770-487-2331 91A1JE10B...

This manual is also suitable for:

Km-900mrhKm-900mrh3Km-900mwh

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