Hoshizaki KM-900MAF Instruction Manual
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- Page 1 ISSUED: OCT. 1, 1998 REVISED: FEB. 16, 1999 HOSHIZAKI MODULAR CRESCENT CUBER MODEL KM-900MAF KM-900MWF KM-900MRF KM-900MRF3 INSTRUCTION MANUAL...
- 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 assis- tance. HOSHIZAKI AMERICA, INC.
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Page 3: Table Of Contents
• Keep this manual with the icemaker for later reference. CONTENTS PAGE I. SPECIFICATIONS ....................1 1. NAMEPLATE RATING ..................1 [a] KM-900MAF (Air-cooled) .................1 [b] KM-900MWF (Water-cooled) ................2 [c] KM-900MRF (Remote Air-cooled) ..............3 [d] KM-900MRF3 (Remote Air-cooled, 3 phase) ..........4 2. DIMENSIONS/CONNECTIONS................5 [a] KM-900MAF ....................5... -
Page 4: Specifications
I. SPECIFICATIONS 1. NAMEPLATE RATING [a] KM-900MAF (Air-cooled) KM-900MAF 208-230/60/1 (3 wire with Neutral for 115V) 208-230V 10.2RLA 61LRA 120V 0.5FLA 120V 0.85FLA 115-120V 0.15A 20AMPS MAX.HACR BREAKER (USA ONLY) 20AMPS 20AMPS MAX. CIRC. BREAKER (CANADA ONLY) 20AMPS HI-467PSI LO-230PSI 404A 3lbs. -
Page 5: [B] Km-900Mwf (Water-Cooled)
[b] KM-900MWF (Water-cooled) KM-900MWF 208-230/60/1 (3 wire with Neutral for 115V) 208-230V 9.7RLA 61LRA 120V 0.5FLA 115-120V 0.15A 15 AMPS MAX.HACR BREAKER (USA ONLY) 15 AMPS MAX. CIRC. BREAKER (CANADA ONLY) 15 AMPS 15 AMPS HI-427PSI LO-230PSI 404A 1 lb. 7 oz. See the Nameplate for electrical and refrigeration speci- fications. -
Page 6: [C] Km-900Mrf (Remote Air-Cooled)
[c] KM-900MRF (Remote Air-cooled) KM-900MRF 208-230/60/1 (3 wire with Neutral for 115V) 208-230V 10.0RLA 61LRA 120V 0.5FLA REMOTE 120V 115-120V 0.15A 20AMPS MAX.HACR BREAKER (USA ONLY) 20AMPS MAX. CIRC. BREAKER (CANADA ONLY) 20AMPS 20AMPS HI-467PSI LO-230PSI 404A 9lbs. 15oz. See the Nameplate for electrical and refrigeration speci- fications. -
Page 7: [D] Km-900Mrf3 (Remote Air-Cooled, 3 Phase)
[d] KM-900MRF3 (Remote Air-cooled) KM-900MRF3 208-230/60/3 208-230V 7.0RLA 55LRA 120V 0.5FLA REMOTE 120V 115-120V 0.15A 20AMPS MAX.HACR BREAKER (USA ONLY) 20AMPS MAX. CIRC. BREAKER (CANADA ONLY) 20AMPS 20AMPS HI-467PSI LO-230PSI 404A 9lbs. 15oz. See the Nameplate for electrical and refrigeration speci- fications. -
Page 8: Dimensions/Connections
2. DIMENSIONS/CONNECTIONS [a] KM-900MAF A1JA10A9810... -
Page 9: [B] Km-900Mwf
[b] KM-900MWF A1JA10A9810... -
Page 10: [C] Km-900Mrf
[c] KM-900MRF A1JA10A9810... -
Page 11: [D] Km-900Mrf3
[d] KM-900MRF3 A1JA10A9810... -
Page 12: Installation And Operating Instructions
6) See the Nameplate on the Rear Panel, and check that your voltage supplied corresponds with the voltage specified on the Nameplate. 7) This icemaker needs a storage bin. The recommended storage bin is HOSHIZAKI ICE STORAGE BIN, Model B-500 series. -
Page 13: Location
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. -
Page 14: Electrical Connection
5. ELECTRICAL CONNECTION WARNING 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 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. - Page 20 KM-900MAF KM-900MRF KM-900MRF3 KM-900MWF Fig. 10 A1JA10A9901...
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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? Is the cube guide in its correct position? 5) Have all electrical and piping connections been made? -
Page 22: Start Up
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. -
Page 23: Preparing The Icemaker For Long Storage
10 . PREPARING THE ICEMAKER FOR LONG STORAGE WARNING 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 24 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”...
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Page 25: Maintenance And Cleaning Instructions
CLOSED POSITION OPEN 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 26 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.
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Page 27: [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 28: Maintenance
2. MAINTENANCE IMPORTANT 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 29 HOSHIZAKI HOSHIZAKI AMERICA, INC. 618 HIGHWAY 74 SOUTH PEACHTREE CITY, GA 30269 U.S.A. PHONE: 770-487-2331 91A1JA10A...