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Should the reader have any questions or concerns which have not been satisfactorily addressed, please call, send an e-mail message, or write to the Hoshizaki Technical Support Department for assistance. Phone: 1-800-233-1940; (770) 487-2331 Fax: 1-800-843-1056;...
3. Remote Models (MRJZ(-C)(-CB)(-SC)) ..............12 4. Low Side, Parallel Rack System Models (MLJZ) ........... 13 5. Remote Condenser Unit URC-5FZ (use with F-1002MRJZ(-C)(-SC), FD-650MRJZ-C, FD-1002MRJZ-C(-CB)) ..14 II. Installation and Operating Instructions ................15 A. Location ........................15 B. Checks Before Installation ................... 15 C.
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I. Final Checklist ......................34 1. Pre-Startup ......................34 2. Post-Startup ......................35 J. Startup ......................... 36 K. Bin Control Check ....................... 37 1. Infrared Sensor Check ................... 37 2. Mechanical Backup Bin Control Check ..............39 3. Infrared Sensor Shutdown Delay ................40 L.
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.
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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. •...
I. Specifications A. Electrical and Refrigerant Data The rating label and nameplate provide electrical and refrigerant data. The rating label can be seen by removing the front panel. The nameplate is located on the rear panel. For certification marks, see the nameplate. We reserve the right to make changes in specifications and design without prior notice.
Design Pressure HI-467PSI LO-230PSI HI-427PSI LO-230PSI HI-467PSI LO-230PSI Refrigerant 404A 12.4 OZ. 404A 15.0 OZ. 404A Total Refrigerant Charge with Hoshizaki Remote Condenser Unit URC-5FZ: 4 LB. 1.2 OZ. 5. FD-1002M_J(Z)-C(-CB) Single Phase Model Number FD-1002MAJ-C FD-1002MRJZ-C(-CB) AC Supply Voltage 115/60/1...
2. Water-Cooled Models (MWJ(-C)(-SC)) Units: mm [in.] Side Rear Model Shown: F-801MWJ F-801MWJ(-C) FD-650MWJ-C F-1002MWJ(-C) Model Shown: F-801MWJ A 560 [22] 560 [22] Bottom B 550 [21-5/8] 550 [21-5/8] F-801 and F-1002 C 395 [15-9/16] 395 [15-9/16] D 659 [25-15/16] 659 [25-15/16] E 599 [23-9/16] 599 [23-5/8]...
4. Low Side, Parallel Rack System Models (MLJZ) Units: mm [in.] Rear Side [26-5/8] F-1002MLJZ Bottom F-1002MLJZ A 560 [22] B 555 [21-7/8] C 395 [15-9/16] D 658 [25-7/8] E 598 [23-1/2] F 575 [22-5/8] G 169 [6-5/8] H 24 [15/16] I 35 [1-3/8] J 64 [2-1/2] K Data Pending...
5. Remote Condenser Unit URC-5FZ (use with F-1002MRJZ(-C)(-SC), FD-650MRJZ-C, FD-1002MRJZ-C(-CB)) Units: mm [in.] Rear URC-5FZ Heat of Rejection NOTICE AT 90°F (32°C) Icemaker Model WT 70°F (21°C) Allow 24" (61 cm) clearance F-1002MRJZ 8,600 BTU/hr at front and rear for proper...
II. Installation and Operating Instructions WARNING • The appliance must be installed in accordance with applicable national, state, and local codes and regulations. • Failure to install, operate, and maintain the appliance in accordance with this manual will adversely affect safety, performance, component life, and warranty coverage and may result in costly water damage.
• NOTICE! Remote models must be connected to an appropriate remote condenser unit. The remote condenser units listed below are recommended. Connection to a different remote condenser unit will void the warranty unless Hoshizaki approves a different remote condenser unit for your specific application. For further details, contact your local Hoshizaki distributor.
(bin accessory) to the bottom of the ice storage bin. 2) Position the dispenser unit/ice storage bin in its permanent location. 3) If required, install an adapter kit or top kit. Contact your local Hoshizaki distributor for recommendations. 4) Level the dispenser unit/ice storage bin in both the left-to-right and front-to-rear directions.
E. Electrical Connection WARNING For All Models • 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. •...
• External filters, strainers, or softeners may be required depending on water quality. Contact your local Hoshizaki Certified Service Representative or local Hoshizaki distributor for recommendations. • A plumbing permit and services of a licensed plumber may be required in some areas.
1. Icemaker Icemaker Water Minimum Icemaker Icemaker Drain Minimum Icemaker Supply Inlet Water Supply Line Size Outlet Drain Line Size 1/2" Female Pipe 1/4" Nominal ID 3/4" Female Pipe 3/4" Nominal ID Thread (FPT) Copper Water Tubing or Thread (FPT) Hard Pipe or Equivalent Equivalent •...
2. Water-Cooled Condenser a) Connection to an Open Drain System Condenser Water Minimum Condenser Condenser Drain Minimum Condenser Supply Inlet Water Supply Line Size Outlet Drain Line Size 1/2" Female Pipe 1/4" Nominal ID Copper 3/8" Female Pipe 1/4" Nominal ID Hard Pipe Thread (FPT) Water Tubing or Equivalent Thread (FPT)
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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 3/8" Female Pipe 1/4" Nominal ID Copper Thread (FPT) Water Tubing or Equivalent Thread (FPT) Water Tubing or Equivalent...
G. Remote Condenser Unit Installation WARNING • Installation of remote condenser unit must be performed by properly trained and EPA-certified service personnel. • The remote condenser unit must be installed in accordance with applicable national, state, and local codes and regulations. •...
Line Set Greater than 66' (20 m) Hoshizaki Up to 66' (20 m) Maximum 100' (30.5 m) Remote Condenser Liquid Charge Liquid Charge Adjustment Discharge Discharge Hoshizaki Icemaker Unit Line Line Adjustment Line Line (R-404A) F-1002MRJZ(-C)(-SC) URC-5FZ 1/4" 3/8" OD 3/8"...
5. Line Set Installation WARNING • R-404A itself is not flammable at atmospheric pressure and temperatures up to 176°F (80°C). • R-404A itself is not explosive or poisonous. However, when exposed to high temperatures (open flames), R-404A can be decomposed to form hydrofluoric acid and carbonyl fluoride both of which are hazardous.
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4) Braze the liquid line copper tube to the straight copper tube and the straight copper tube to the icemaker liquid line service valve. NOTICE • Before brazing, remove the Schrader valve cores from the service valve access ports. • When brazing, protect the service valve by using a wet cloth to prevent the service valve from overheating.
b) Line Set Greater than 66' (20 m) Up to a Maximum of 100' (30.5 m) 1) Route the factory line set or appropriate size copper tubing. When field fabricating, insulate the copper tubes separately. Leave a service loop behind the icemaker to allow the icemaker to be pulled out for service.
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15) After evacuation, add the appropriate amount of additional R-404A. See "II.G.4 Line Set Size and Refrigerant Charge" for details. Hoshizaki Technical Support is available at 1-800-233-1940 for recommendations. 16) Close both gauge manifold valves. 17) Open the icemaker service valves first, then open the remote condenser unit service valves.
6. Electrical Connection WARNING • Electrical connection 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. • To reduce the risk of electric shock, make all remote condenser unit connections before connecting the icemaker power supply.
3) Install a ground wire from the icemaker fan motor junction box to the remote condenser unit junction box. Use wire of an appropriate gage and outdoor rating. 4) Install line and neutral wires from the fan motor leads in the icemaker fan motor junction box to the leads in the remote condenser unit junction box.
Line Set Size and Rack System Requirements Suction Pressure (Evaporator Pressure Regulator Maximum Load at (EPR) Valve is factory adjusted Liquid Suction 90°F (32°C) Ambient for R-404A. Adjust only if Hoshizaki Icemaker Line Line 70°F (21°C) Water necessary.) F-1002MLJZ 1/4" OD 3/8" OD 5,700 BTU/h...
2. Line Set Installation WARNING • Do not use silver alloy or copper alloy containing arsenic. • Use an electronic leak detector or soap bubbles to check for leaks. Add a trace of refrigerant to the line set tubing through the service valve access ports (if using an electronic leak detector), and then raise the pressure using nitrogen gas (140 PSIG).
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8) Use an electronic leak detector or soap bubbles to check for leaks. Add a trace of refrigerant to the line set tubing through the service valve access ports (if using an electronic leak detector), and then raise the pressure using nitrogen gas (140 PSIG). WARNING! Do not use refrigerant as a mixture with pressurized air for leak testing.
I. Final Checklist 1. Pre-Startup 1) Is the icemaker level? 2) Is the icemaker in a site where the ambient temperature is within 45°F to 100°F (7°C to 38°C) and the water temperature within 45°F to 90°F (7°C to 32°C) all year around? 3) Is there at least 6"...
2. Post-Startup 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. • Confirm that all internal and external connections are free of leaks. 1) Has the bin control been set to the proper setting for the application? 2) Has the bin control operation been confirmed? 3) Are all components, fasteners, and thumbscrews securely in place?
J. Startup WARNING All parts are factory-adjusted. Improper adjustments may adversely affect safety, performance, component life, and warranty coverage. NOTICE • If the appliance is turned off, wait for at least 3 minutes before restarting the appliance to prevent damage to the compressor. •...
K. Bin Control Check An infrared sensor is used as the primary bin control to control the level of ice in the dispenser unit/ice storage bin. A mechanical bin control is used as a backup bin control. IMPORTANT • Make sure the icemaker has been installed as outlined in this manual and that the water supply is on.
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7) "GM" LED and "COMP" LED are on. Use an object to cover the infrared sensor lens at the bottom of the icemaker. If the bottom of the icemaker is not accessible in your application, remove the thumbscrew securing the infrared sensor housing, remove the housing from the base, then cover the infrared sensor lens.
2. Mechanical Backup Bin Control Check 1) Make sure the power switch is in the "OFF" position and that the power supply is off. 2) If not removed, remove the top panel. 3) Remove the spout-to-chute strap connecting the spout to the chute assembly, then remove the spout-to-chute packing, spout-to-chute bracket (if applicable), and drip guide (if applicable).
Should a different shutdown delay be desired, adjust S1 dip switch 1, 2, and 3 to obtain the shutdown delay needed. See the table below. For further details, contact Hoshizaki Technical Support at 1-800-233-1940.
L. Alarm Safeties Should an alarm occur, follow the instructions in the table below to address the alarm. If an alarm continues to occur, contact an authorized service agent. WARNING • Only qualified service technicians should service the appliance. • To reduce the risk of electric shock, do not touch the icemaker power switch or control switch with damp hands.
III. Maintenance The appliance must be maintained in accordance with the instruction manual and labels provided. Consult with your local Hoshizaki Certified Service Representative about maintenance service. WARNING • Only qualified service technicians should service the appliance. • To reduce the risk of electric shock, do not touch the icemaker power switch or control switch with damp hands.
A. Maintenance Schedule The maintenance schedule below is a guideline. More frequent maintenance may be required depending on water quality, the appliance's environment, and local sanitation regulations. Maintenance Schedule Frequency Area Task Daily Scoop Clean the ice scoop using a neutral cleaner. Rinse thoroughly after cleaning.
1. Cleaning Solution Dilute 9.6 fl. oz. (0.29 l) of Hoshizaki "Scale Away" with 1.6 gal. (6.0 l) of warm water. This is a minimum amount. Make more solution if necessary. IMPORTANT! For safety and maximum effectiveness, use the solution immediately after dilution.
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10) In bad or severe water conditions, clean the float switch as described below. Otherwise, continue to step 11. a. Remove the float switch from the reservoir cover. b. Wipe down the float switch with the cleaning solution. c. Rinse the float switch thoroughly with clean water. d.
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3) Pour the sanitizing solution over the extruding head until the evaporator assembly and the reservoir are full and the solution starts to run through the overflow hose on the reservoir. 4) Remove the proximity switch from the chute assembly, then remove the chute assembly from the icemaker.
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6) Allow the icemaker to sit for 10 minutes before operation. 7) Move the control switch to the "ICE" position, then move the power switch to the "ON" position. Replace the panels in their correct positions, then turn on the power supply. Make ice using the solution until the icemaker stops making ice.
IV. Preparing the Appliance for Periods of Non-Use NOTICE When storing the appliance for an extended time or in sub-freezing temperatures, follow the instructions below to prevent damage. When the appliance is not used for two or three days under normal conditions, it is sufficient to only move the power switch to the "OFF"...
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3. On water-cooled models, remove the water from the water-cooled condenser: 1) Make sure the power supply is off, then remove the front panel and right side panel. 2) Close the condenser water supply line shut-off valve. If connected to a closed loop system, also close the condenser return line shut-off valve.
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V. Disposal The appliance contains refrigerant and must be disposed of in accordance with applicable national, state, and local codes and regulations. Refrigerant must be recovered by properly certified service personnel.
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618 Hwy. 74 South, Peachtree City, GA 30269 USA (P) 770.487.2331 (F) 770.487.3360 hoshizakiamerica.com 1A6531-010...