Hoshizaki HUR40A-D Instruction Manual
Commercial refrigerators & freezers
undercounter & worktop series
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- Service manual (64 pages) ,
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Service Manual
Hoshizaki
Hoshizaki America, Inc.
"A Superior Degree
of Reliability"
www.hoshizaki.com
Commercial Refrigerators & Freezers
Undercounter & Worktop Series
Models
Refrigerators
HUR40A(-D) HWR40A(-D)
HUR68A(-D) HWR68A(-D)
HUR96A(-D) HWR96A(-D)
Freezers
HUF40A(-D) HWF40A(-D)
HUF68A(-D) HWF68A(-D)
INSTRUCTION MANUAL
Issued: 6-24-2003
Revised: 7-8-2005
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Table of Contents
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Summary of Contents for Hoshizaki HUR40A-D
- Page 1 Hoshizaki Hoshizaki America, Inc. Commercial Refrigerators & Freezers Undercounter & Worktop Series Models Refrigerators HUR40A(-D) HWR40A(-D) HUR68A(-D) HWR68A(-D) HUR96A(-D) HWR96A(-D) Freezers HUF40A(-D) HWF40A(-D) HUF68A(-D) HWF68A(-D) INSTRUCTION MANUAL “A Superior Degree of Reliability” www.hoshizaki.com Issued: 6-24-2003 Revised: 7-8-2005...
- Page 2 HOSHIZAKI provides this manual primarily to assist qualified service technicians in the installation, maintenance and basic service of the unit. 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.
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Page 3: Table Of Contents
• Please review this manual. It should be read carefully before the unit is installed and operated. Only qualified service technicians should install, service and maintain the unit. This manual should be made available to the technician prior to installation, maintenance or service. - Page 4 B. Maintenance ......................20 1. Air Filter ........................ 20 2. Power Supply Connection ..................21 3. Other ........................21...
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Page 5: Installation Instructions
I. Installation Instructions A. Unpacking and Checks Before Installation CAUTION Unit is heavy. Use care when lifting or positioning. Work in pairs when needed to prevent injury to persons lifting and to prevent damage to the unit. Hold the bottom of the unit. Do not hold doors/drawers; they could become deformed or come off. -
Page 6: Opening And Removing The Front Panel
C. Moving the Unit in a Narrow Elevator or Hallway Hoshizaki undercounter and worktop models have a cartridge type (removable) refrigeration unit. When the space in an elevator or hallway is limited, the unit can be carried as follows: 1) Turn off the power supply, and unplug the unit. -
Page 7: Location
D. Location CAUTION This unit is not intended for outdoor installation. The air temperature should be within a 45°F (7°C) to 100°F (38°C) range. Extended periods of operation at temperatures exceeding these limitations may cause unsatisfactory results. For best operating results: •... -
Page 8: Electrical Connection
F. Electrical Connection Cord-connected units should only be plugged into a 115 volt, 60 Hz circuit with a national and local electrical code approved, grounded wall receptacle. A separate circuit with its own circuit breaker (HACR type) or fuse (LP-CC type) should be provided. Refer to the nameplate, located inside the cabinet, for the proper electrical specifications. -
Page 9: Drain Connection
G. Drain Connection This unit is provided with an energy efficient automatic condensate water disposal system and normally requires no drain connection. H. Final Checklist 1) Is the unit level? 2) Is the unit located in a site where the ambient temperature will be within the 45°F to 100°F (7°C to 38°C) range—year round? 3) Have all shipping cartons, tapes and packing materials been removed from the unit? 4) Has the power supply been checked or tested against the nameplate rating? -
Page 10: Operating Instructions
1. If the unit does not work properly, turn OFF the power switch and unplug the unit or disconnect the main power source, then contact an authorized Hoshizaki service company. To prevent possible electric shock or fire, do not keep the unit in operation. -
Page 11: Startup
WARNING Additional Warning For Units with Drawers 1. Do not hang on or push down on the drawers, and do not load any single drawer with more than 150 lb (68 kg) of product. 2. Depending on the weight of product in the drawers, secure the unit as necessary to prevent it from overturning. -
Page 12: Food Storage
C. Food Storage • Do not block the air inlet and outlet with food, or cooling performance may be reduced. • If the cabinet temperature is set to maintain a subfreezing temperature, do not store vegetables or any foods that should not be frozen, or these foods may deteriorate. •... -
Page 13: Electronic Control Operation
E. Electronic Control Operation The display panel is located on the face of the refrigeration circuit, behind the front panel. Upon opening the front panel, the display panel can be accessed. From the display panel, various controls and functions can be adjusted. Follow the instructions and warnings below and on the display panel for safe and efficient operation of the unit. -
Page 14: Adjusting The Setpoint Temperature
3) Press and hold both the button and the unmarked, blank button for 5 seconds. The cabinet temperature will be displayed using the newly saved temperature scale. 4) Affix the “°C” label supplied with the unit to the display panel, covering “°F” but not the display window. -
Page 15: Start-Up Delay
When pressure on the high-side of the unit is detected to be above a preset limit (determined by Hoshizaki specifications), a pressure switch will activate causing power to be interrupted to the compressor relay. This power interruption will shut down the compressor for a minimum of 5 minutes. -
Page 16: Troubleshooting
1. If the unit does not work properly, turn OFF the power switch and unplug the unit or disconnect the main power source, and immediately contact an authorized Hoshizaki service company. To prevent possible electric shock or fire, do not keep the unit in operation. -
Page 17: Alarm Code Appears In Display
2. Alarm Code Appears in Display If an error occurs, the alarm code and cabinet temperature are displayed in 1-second intervals. When an error occurs, check the error code and follow the instructions below. If more than one abnormal condition exists, alarm codes will be displayed in order of priority. -
Page 18: Poor Cooling Performance
• Operating sounds from compressor, condenser fan motor, or evaporator fan motor. This is not a sign of failure. • Installed on an unsteady floor. Contact an authorized Hoshizaki service company. • Not leveled in the left-to-right or front-to-rear directions. Contact an authorized Hoshizaki service company. -
Page 19: Cleaning And Maintenance Instructions
III. Cleaning and Maintenance Instructions A. Cleaning WARNING 1. Do not splash water directly onto the unit. This might cause short circuit, electric shock, corrosion or failure. 2. When cleaning or inspecting the unit, turn OFF the Power Switch and unplug the unit or disconnect the main power source to prevent electric shock, by unexpected entrance of water into the unit, or injury by any moving parts. -
Page 20: Shelves
4. Shelves Remove and clean regularly. 5. Air Filter As the air filter becomes clogged with dirt or dust, the unit’s performance will be reduced. Do not operate the unit with the air filter removed. This will accelerate clogging of the condenser and result in failure. -
Page 21: Power Supply Connection
Branching off the power cord, using an extension cord, or sharing a single power supply with other appliances may result in electric shock, heat generation or fire. If the plug or power cord is damaged, immediately contact an authorized Hoshizaki service company and ask for repairs. 3. Other All other maintenance or service on this unit should be performed in accordance with the Hoshizaki Service Manual by a qualified service technician. - Page 22 HOSHIZAKI AMERICA, INC. 618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.com 91A3FA10C...