Hoshizaki ROX-20TB2-U Installation Manual
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Hoshizaki ROX-20TB2-U Installation Manual

Hoshizaki ROX-20TB2-U Installation Manual

Water electrolyzer
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Hoshizaki
Hoshizaki America, Inc.
Water Electrolyzer
Model
ROX-20TB2-U
INSTALLATION MANUAL
"A Superior Degree
of Reliability"
www.hoshizaki.com
Issued: 5-1-2012

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Summary of Contents for Hoshizaki ROX-20TB2-U

  • Page 1 Hoshizaki Hoshizaki America, Inc. Water Electrolyzer Model ROX-20TB2-U INSTALLATION MANUAL “A Superior Degree of Reliability” www.hoshizaki.com Issued: 5-1-2012...
  • 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

    IMPORTANT This manual should be read carefully before the product is installed and operated. Only qualified service technicians should install, service, and maintain the product. Read the warnings contained in this booklet carefully as they give important information regarding safety. Please retain this booklet for any further reference that may be necessary.

  • Page 4: Important Safety Information

    Important Safety Information Throughout this manual, notices appear to bring your attention to situations which could result in death, serious injury, or damage to the unit. WARNING Indicates a hazardous situation which could result in death or serious injury. NOTICE Indicates a situation which could result in damage to the unit or property.

  • Page 5: Checks Before Installation

    • Ensure adequate ventilation. Hydrogen gas or chlorine gas may cause health problems. • Do not mix electrolyzed water with other chemicals. Mixture with acidic or chlorine-based chemicals can cause chlorine gas, resulting in health problems. • Do not use a large volume of sanitizing water only. Generation of a large amount of chlorine gas may cause health problems or corrosion of surrounding equipment.

  • Page 6: Electrical Connection

    normal temperature ranges may affect performance. 3. Ensure adequate ventilation. Hydrogen gas or chlorine gas may cause health problems. 4. Do not install the unit where exposed to humidity or splashing water. Reduction in insulation property may cause an electric leak or shock. Locations should be at least 6”...
  • Page 7 2. This unit requires an independent power supply. See the nameplate for proper voltage and breaker/fuse size. Failure to use a proper breaker or fuse can result in a tripped breaker, blown fuse, damage to existing wiring, or component failure. This could lead to heat generation or fi re. 3.

  • Page 8: Installation Of Water Softener (Sold Separately) And Water Filter (Sold Separately)

    4. INSTALLATION OF WATER SOFTENER (SOLD SEPARATELY) AND WATER FILTER (SOLD SEPARATELY) [a] CHECKS BEFORE INSTALLATION 1) Unpack and remove shipping carton, tape(s) and other packaging material(s). 2) Check that all the necessary accessories are included. 3) Follow the instruction manual for the water softener and the water fi lter. [b] LOCATION * Install the water softener and water fi...

  • Page 9: [E] Water Supply And Plumbing Connections

    NOTICE The maximum allowable voltage variation should not exceed ±10 percent of the rated voltage. Operation of the unit outside of this range may cause damage to the unit or reduction of the performance. * Usually an electrical permit and services of a licensed electrician are required. [e] WATER SUPPLY AND PLUMBING CONNECTIONS NOTICE Do not run the water softener and the water fi...

  • Page 10: [B] Location

    [b] LOCATION WARNING 1. This remote controller is not intended for outdoor use. Normal operating ambient temperature should be within 40°F to 95°F (5°C to 35°C); Normal operating water temperature should be within 40°F to 85°F (5°C to 30°C). Operation of the remote controller for extended periods outside of these normal temperature ranges may affect performance.
  • Page 11 1) Attach the PVC braided hose to the connector with the clamp. PVC Braided Hose 2) Attach the connectors to the electrolyzer with the Clamp gaskets between the connectors and the electrolyzer. Make sure to check the connection locations for the Connector sanitizing and cleaning water hoses.

  • Page 12: [D] Electrical Connection

    6) Attach the caution label (accessory) in readily visible position near the remote controller. [d] ELECTRICAL CONNECTION Unit Side Panel * Usually an electrical permit and services of a licensed electrician are required. 1) Remove the three screws securing the side panel.

  • Page 13: [A] Checks Before Installation

    [a] CHECKS BEFORE INSTALLATION 1) Unpack and remove shipping carton, tape(s) and other packaging material(s). 2) Check that all the necessary accessories are included. 3) Check that the electrolyzer and water tank are installed so that the cables of the fl oat switches can reach from the electrolyzer to the water tank.

  • Page 14: [C] Set Up

    For best operating results: * The water tank should not be located next to ovens, grills or other high heat producing equipment. * Location should provide a fi rm and level foundation for the equipment. * Allow minimum 60 cm (24”) clearance at rear, sides and top for ease of maintenance and/ or service.

  • Page 15: [D] Electrical Connection

    [d] ELECTRICAL CONNECTION * Usually an electrical permit and services of a licensed electrician are required. * To operate the unit in the pool mode, replace the XM connector (5P) [red] with the accessory XM connector (5P) [dark blue]. See “9. [a] OPERATION MODE”. Unit 1) Remove the side panels.

  • Page 16: [A] Checks Before Installation

    [a] CHECKS BEFORE INSTALLATION 1) Unpack and remove shipping carton, tape(s) and other packaging material(s). 2) Check that all the necessary accessories are included. [b] LOCATION WARNING 1. This outlet valve is not intended for outdoor use. Normal operating ambient temperature should be within 40°F to 95°F (5°C to 35°C);...

  • Page 17: Water Supply And Plumbing Connections

    1) Choose a dispense method (water pump or water tank) depending on the installation situation. Install PVC pipes from the water tank to the location where electrolyzed water is used. Note: In case of using a water pump, follow the instruction manual for electric wiring and piping.
  • Page 18 2. The vertical height of the pipe and total length of the pipes for sanitizing and cleaning water should be the same. Different pipe lengths may cause an unstable amount of sanitizing and cleaning water to be generated, poor performance or damage to the unit. 3.
  • Page 19 * Prepare a drain hose with a plastic shut-off valve if water needs to be removed from the unit or water may freeze in the unit in cold areas. Remove the drain cap on the back of the unit and attach the plastic joint, vinyl or PVC hose and plastic shut-off valve. Drain outlet is 1/2”...

  • Page 20: [B] Unit With Water Tank, Water Softener & Water Filter

    Remote Controller * Piping Example Water Outlet Sink Water Supply Hose Braided Water Filter Hose Water Softener Assembly Water Softener Shut-off Valve Water Supply Pressure Unit Salt Water Tank Reducing Valve Water Pressure Gauge Drain Water Supply Water Supply Valve Pipe Pipe [b] UNIT WITH WATER TANK, WATER SOFTENER &...
  • Page 21 6. Maintain water supply pressure to the unit within 22 - 115 PSIG (0.15 - 0.78 MPa). Excessively low or high water pressure may cause poor performance of sanitizing and cleaning water, trouble or water leakage from the connections. 7. Use the accessory braided hoses, connectors and gaskets or PVC pipes for electrolyzed water piping.
  • Page 22 * Put the salt water hose through the cap (accessory) and push in the salt water hose until the stopper hits the cap. In case of using a larger tank, install the salt water hose so that the fi lter on the salt water hose can reach the bottom of the tank. Note: Install the piping so that the outlets are located above the salt water fi...
  • Page 23 3/4” Vent Pipe Inspection Valve 3/4” Horizontal Pipe Inspection Valve Pitch: 5/100 3/4” Downward Pipe Vertical piping length: Max. 80” Install the piping to (2m) the water tank so that the outlets are located above the unit. 1/2-3/4” Vertical Pipe Union 3/4”...

  • Page 24: Adjustment

    * Piping Example Vent Pipe Inspection Valve Water Tank To drain Water Pressure Gauge Water supply Neutralizer Shut-off Valve Pressure Reducing Union Valve Drain Salt Water Tank To drain Valve Water Softener Shut-off Valve Unit Water Filter Pressure Reducing Valve 9.

  • Page 25: [B] Current, Voltage, Portion Control Dispensing Time, Handwashing Time

    [b] CURRENT, VOLTAGE, PORTION CONTROL DISPENSING TIME, HANDWASHING TIME IMPORTANT Contact an authorized Hoshizaki service company before adjusting the current or voltage. Improper adjustment may cause an excessive chlorine concentration in sanitizing water, resulting in health problems, corrosion, or deviation from the food additive or disinfectant requirements.
  • Page 26 6) Check that the display window is showing “AdJ”. “AdJ” indicates that the unit is currently in the adjust mode. 7) Release the set button. 8) Check that the display window is showing “A1”. “A1” indicates that the unit is in stage 1 of the adjust mode.

  • Page 27: Final Check List

    10. FINAL CHECK LIST 1) Is the electrolyzer level? 2) Is the water tank level? 3) Is the electrolyzer in a site where the ambient temperature is within 40°F to 95°F (5°C to 35°C) and the water temperature within 40°F to 85°F (5°C to 30°C) all year around? 4) Is there at least 2”...
  • Page 28 HOSHIZAKI AMERICA, INC. 618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.com L2X002102...

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