Hoshizaki CRMR4812, CRMR488, CRMR2712M, CRMR48WD4, CRMF27LP User Manual

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Hoshizaki America, Inc.
Hoshizaki
Commercial Series Refrigerated Kitchen Equipment
Models Undercounter
“A Superior Degree
of Reliability”
www.hoshizaki.com
Worktop Prep Table
INSTRUCTION MANUAL
Issued: 9-16-2015 Revised: 3-1-2016
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WARNING
Only qualied service technicians should install and service the appliance. To obtain the name and phone number of your local Hoshizaki Certied Service Representative, visit www.hoshizaki.com. No installation or service should be undertaken until the technician has thoroughly read this Instruction Manual. Likewise, the owner/manager should not proceed to operate the appliance until the installer has instructed them on its proper operation. Failure to install, operate, and maintain the appliance in accordance with this manual may adversely affect safety, performance, component life, and warranty coverage. Proper installation is the responsibility of the installer. Product failure or property damage due to improper installation is not covered under warranty.
Hoshizaki provides this manual primarily to assist qualied service technicians in the installation, maintenance, and service of the appliance.
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; (770) 487-3360
E-mail: techsupport@hoshizaki.com
HOSHIZAKI AMERICA, INC. 618 Highway 74 South Peachtree City, GA 30269 Attn: Hoshizaki Technical Support Department
Web Site: www.hoshizaki.com
NOTE: To expedite assistance, all correspondence/communication MUST include the
following information:
• Model Number
• Serial Number
• Complete and detailed explanation of the problem.
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IMPORTANT
This manual should be read carefully before the appliance is installed and operated. Read the warnings and guidelines contained in this manual carefully as they provide essential information for the continued safe use and maintenance of the appliance. Retain this manual for any further reference that may be necessary.
CONTENTS
Important Safety Information ................................................................................................. 4
I. Installation Instructions ....................................................................................................... 7
A. Location ........................................................................................................................ 7
B. Checks Before Installation ............................................................................................. 8
C. Setup ............................................................................................................................. 8
D. Door Reversal.............................................................................................................. 14
E. Electrical Connection .................................................................................................. 17
F. Final Checklist .............................................................................................................. 18
II. Operating Instructions ...................................................................................................... 19
A. Important Notes About Usage ..................................................................................... 19
B. Startup ........................................................................................................................ 21
C. Controls and Adjustments ........................................................................................... 21
1. Temperature Reading ............................................................................................. 21
2. Adjusting the Temperature ..................................................................................... 21
D. Defrost ......................................................................................................................... 22
1. Undercounter and Worktop Refrigerators ............................................................... 22
2. Prep Table Refrigerators and Undercounter and Worktop Freezers ....................... 22
E. Food Storage............................................................................................................... 23
F. Safety Devices ............................................................................................................. 23
G. Cooling Performance .................................................................................................. 24
H. Cabinet Condensation ................................................................................................ 24
III. Cleaning and Maintenance Instructions .......................................................................... 25
A. Cleaning ...................................................................................................................... 25
1. Exterior ................................................................................................................... 25
2. Cabinet Interior ...................................................................................................... 25
3. Door/Drawer Gaskets ............................................................................................ 25
4. Shelves .................................................................................................................. 25
5. Drawers ................................................................................................................. 26
6. Worktop (Worktop Models) .................................................................................... 26
7. Cutting Board (Prep Table Models) ......................................................................... 26
8. Rail, Rail Hood, and Rail Cover (Prep Table Models) ............................................ 26
B. Maintenance ................................................................................................................ 27
1. Condenser .............................................................................................................. 27
2. Power Supply Connection ...................................................................................... 27
IV. Preparing the Appliance for Periods of Non-Use ............................................................ 28
V. Disposal ........................................................................................................................... 29
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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.
NOTICE Indicates a situation which could result in damage to the
appliance or property.
IMPORTANT Indicates important information about the use and care of the
appliance.
WARNING
The appliance should be destined only to the use for which it has been expressly conceived. Any other use should be considered improper and therefore dangerous. The manufacturer cannot be held responsible for injury or damage resulting from improper, incorrect, and unreasonable use. Failure to install, operate, and maintain the appliance in accordance with this manual will adversely affect safety, performance, component life, and warranty coverage.
To reduce the risk of death, electric shock, serious injury, or re, follow basic precautions including the following:
• Only qualied service technicians should install and service the appliance.
• The appliance must be installed in accordance with applicable national, state, and local codes and regulations.
• To reduce the risk of electric shock, do not touch the plug with damp hands.
• Unplug the appliance before servicing.
• The appliance requires an independent power supply of proper capacity. See the nameplate for electrical specications. Failure to use an independent power supply of proper capacity can result in a tripped breaker, blown fuse, damage to existing wiring, or component failure. This could lead to heat generation or re.
THE APPLIANCE MUST BE GROUNDED. The appliance is equipped with a NEMA5-15 three-prong grounding plug hazards. It must be plugged into a properly grounded, independent 3-prong wall outlet. If the outlet is a 2-prong outlet, it is your personal responsibility to have a qualied electrician replace it with a properly grounded, independent 3-prong wall outlet. Do not remove the ground prong from the power cord and do not use an adapter plug. Failure to follow these instructions may result in death, electric shock, or re.
• Do not use an extension cord.
• Do not use an appliance with a damaged power cord. The power cord should not be altered, jerked, bundled, weighed down, pinched, or tangled. Such actions could result in electric shock or re. To unplug the appliance, be sure to pull the plug, not the cord, and do not jerk the cord.
to reduce the risk of potential shock
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WARNING, continued
• The GREEN ground wire in the factory-installed power cord is connected to the appliance. If it becomes necessary to remove or replace the power cord, be sure to connect the power cord's ground wire.
• Do not splash, pour, or spray water directly onto or into the appliance. This might cause short circuit, electric shock, corrosion, or failure.
• Do not make any alterations to the appliance. Alterations could result in electric shock, injury, re, or damage to the appliance.
• 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.
• Children should be properly supervised around the appliance.
• Do not climb, stand, or hang on the appliance or doors/drawers or allow children or animals to do so. Do not climb into the appliance or allow children or animals to do so. Death or serious injury could occur or the appliance could be damaged.
• Be careful not to pinch ngers when opening and closing the doors/drawers or rail cover (prep table models) or when handling food pans. Be careful when opening and closing the doors/drawers or rail cover when children are in the area.
• Open and close the doors/drawers and rail cover (prep table models) with care. Opening the doors/drawers or rail cover too quickly or forcefully may cause injury or damage to the appliance or surrounding equipment.
• Do not use combustible spray or place volatile or ammable substances in or near the appliance. They might catch re.
• Keep the area around the appliance clean. Dirt, dust, or insects in the appliance could cause harm to individuals or damage to the equipment.
• Do not throw anything onto the shelves or load any single shelf with more than 120lb. (54.5 kg) of product. They might fall off and cause injury.
• Do not load any single drawer with more than 75 lb. (34 kg) of product. Depending on the weight of product in the drawers, secure the unit as necessary to prevent it from overturning. Do not open more than one drawer at a time.
• The appliance is designed only for temporary storage of food. Employ sanitary methods. Use for any other purposes (for example, storage of chemicals or medical supplies such as vaccine and serum) could cause deterioration of stored items.
• Do not block air inlets or outlets, otherwise cooling performance may be reduced.
• Do not tightly pack the cabinet. Allow some space between items to ensure good air ow. Also allow space between items and interior surfaces.
• Do not put warm or hot foods in the cabinet. Let them cool rst, or they will raise the cabinet temperature and could deteriorate other foods in the cabinet or overload the appliance.
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WARNING, continued
• All foods should be wrapped in plastic lm or stored in sealed containers. Otherwise foods may dry up, pass their smells onto other foods, cause frost to develop, result in poor appliance performance, or increase the likelihood of cross-contamination. Certain dressings and food ingredients, if not stored in sealed containers, may accelerate corrosion of the evaporator, resulting in failure.
• Do not store items near air outlets. Otherwise, items may freeze up and crack or break causing a risk of injury or contamination of other food.
Additional Warnings for Prep Table Models
• The entire rail must always be covered by rail dividers and pans (1/6 size, up to 6"(15cm)deep). Otherwise, the appliance will not cool properly.
• Use only 1/6 size pans up to 6"(15cm) deep. Do not use damaged pans.
• Ingredients must be pre-chilled to 37°F (3°C) or less before placing in rail.
• Keep the rail cover closed when not actively preparing food.
• The rail is for keeping ingredients cool while preparing food. If not actively preparing food for a long period such as overnight, seal pans with plastic wrap in addition to closing the rail cover. Depending on conditions, the cabinet temperature setting may need to be adjusted to prevent items from freezing. Alternatively, seal ingredients and store them in a refrigerator or freezer.
NOTICE
• Protect the oor when moving the appliance to prevent damage to the oor.
• Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of obstruction. Do not place anything on top of the appliance in an undercounter installation. There must be at least 1.5" (4 cm) overhead clearance for proper ventilation. The factory-installed rear bumpers must be in place to ensure proper rear clearance. Blockage of airow could negatively affect performance and damage the appliance.
• Do not allow the appliance to bear any outside weight.
• To prevent deformation or cracks, do not spray insecticide onto the plastic parts or let them come into contact with oil.
• To avoid damage to the gasket, use only the door/drawer handle when opening and closing.
• To avoid damage to the top seal, do not lift the appliance by the top panel or remove the top panel.
Additional Notice for Prep Table Models
• Do not place anything on top of the rail hood or rail cover and do not lift the appliance by the rail hood or rail cover. The rail hood and rail cover are not designed to bear any outside weight.
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I. Installation Instructions

WARNING
• The appliance must be installed in accordance with applicable national, state, and local regulations.
• Appliance is heavy. Use care when lifting or positioning. Work in pairs when needed to prevent injury or damage.
• Do not tilt the appliance more than 45°.

A. Location

WARNING
• The appliance is not intended for outdoor use.
• Normal operating ambient temperature:
– Undercounter and Worktop Models 45°F to 100°F (7°C to 38°C)
– Prep Table Models 45°F to 86°F (7°C to 30°C)
Operation of the appliance, for extended periods, outside of this normal temperature range may affect appliance performance.
For best operating results:
• The appliance should not be located next to ovens, grills, or other high heat producing equipment.
• The location should provide a rm and level foundation for the appliance.
• The appliance should not be located in a corrosive environment.
• The factory-installed rear bumpers must be in place to ensure proper rear clearance. For undercounter and worktop models, a minimum of 1.5" (4 cm) overhead clearance should be provided for proper ventilation. For prep table models, a minimum of 10"(25cm) clearance above the rail hood should be provided to allow the rail cover to open.
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B. Checks Before Installation

WARNING
Refer to the nameplate for electrical specications. The nameplate is located on the right side wall of the cabinet interior. For more electrical connection details, see "I.E. Electrical Connection." We reserve the right to make specication and design changes without prior notice.
Nameplate
• Visually inspect the exterior of the shipping package and immediately report any damage to the carrier. Upon opening the package, any concealed damage should also be immediately reported to the carrier.
• Remove the shipping carton, tape, and packing material. Also remove the protective plastic lm from both the exterior panels and the interior door/drawer panel. If the appliance is exposed to the sun or to heat, remove the lm after the appliance cools.
• Remove all accessory containers before discarding the packing materials. Dispose of all packing materials in a proper and environmentally responsible manner.
• Check for missing or damaged accessories.

C. Setup

1. Remove the Appliance from the Pallet
1) Move as close to the nal location as possible.
2) Remove the 2 bolts securing the appliance to the pallet, then remove the appliance from the pallet. Block the appliance securely at a height of 8" (20 cm) off the oor. Do not lay the appliance down.
3) Attach the casters to the bottom of the appliance. Locking casters should be attached to the front of the appliance. See Fig. 1. NOTICE! Ensure casters are completely
threaded into appliance and tight.
Door
Fig. 1
Locking Casters in Front
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2. Check the Refrigeration Circuit
• Visually check that the refrigerant lines do not rub or touch other lines or surfaces and that the condenser fan blade turns freely.
• Check that the compressor is securely attached.
3. Position the Appliance and Lock the Front Casters
The front casters on the appliance are lockable. After positioning the appliance in its nal location, lock the front casters.
4. Remove the Nylon Ties and Adjust the Shelves
Shelves are pre-installed. There is 1 shelf per section.
1) Remove and discard the nylon ties used to secure the shelves during shipping. See Fig.2. Use caution to prevent damage to the shelf and appliance interior.
2) To adjust a shelf, rst remove the shelf from the appliance. Position the shelf support clips on the pilasters at the desired shelf height, then place the shelf in position.
Nylon Tie
Fig. 2
Shelf
Shelf Support Clip
Pilaster
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5. Install the Rail Dividers and Pans (Prep Table Models)
Install the rail dividers and 1/6 size pans included with the appliance. See Fig. 3 and the
table below. The entire rail must always be covered by rail dividers and pans. Otherwise,
the appliance will not cool properly. Use pans with a depth of up to 6"(15cm). Do not use
damaged rail dividers or pans.
Pans
Fig. 3
Rail Dividers
Rail Divider Layout
-8 Models
CRMR27-8 CRMR48-8, CRMR60-8
Front-to-Back: HS-5187 (13-3/4"; 348 mm) Qty 1 Side-to-Side: HS-5185 (12-1/2"; 319 mm) Qty 2
-12, -12M Models
CRMR48-12, CRMR60-12, CRMR72-12 CRMR27-12M, CRMR48-12M, CRMR60-12M
Front-to-Back: HS-5188 (12-5/8"; 322 mm) Qty 2 Side-to-Side (Outer): HS-5189 (13-5/8"; 346 mm) Qty 2 Side-to-Side (Center): HS-5190 (13-1/2"; 344 mm) Qty 1
CRMR60-16, CRMR72-16
Front-to-Back: HS-5188 (12-5/8"; 322 mm) Qty 3 Side-to-Side (Outer): HS-5189 (13-5/8"; 346 mm) Qty 2 Side-to-Side (Center): HS-5190
(13-1/2"; 344 mm)
Qty 2
Front-to-Back: HS-5188 (12-5/8"; 322 mm) Qty 1 Side-to-Side: HS-5189 (13-5/8"; 346 mm) Qty 2
Front-to-Back: HS-5184 (20-3/4"; 526 mm) Qty 1 Side-to-Side: HS-5185 (12-1/2"; 319 mm) Qty 4
-16 Models
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Rail Divider Layout, continued
-18, -18M Models
CRMR72-18 CRMR48-18M, CRMR60-18M, CRMR72-18M
Front-to-Back: HS-5188 (12-5/8"; 322 mm) Qty 2 Side-to-Side (Outer): HS-5191 (20-5/8"; 523 mm) Qty 2 Side-to-Side (Center): HS-5192 (20-1/2"; 520 mm) Qty 1
-24M Models
CRMR60-24M, CRMR72-24M
Front-to-Back: HS-5184 (20-3/4"; 526 mm) Qty 2 Side-to-Side: HS-5185 (12-1/2"; 319 mm) Qty 8
-30M Models
CRMR72-30M
Front-to-Back: HS-5184 (20-3/4"; 526 mm) Qty 2 Side-to-Side: HS-5185 (Outer) (12-1/2"; 319 mm) Qty 4 Side-to-Side: HS-5186 (Center) (12-1/2"; 316 mm) Qty 2
Front-to-Back: HS-5184 (20-3/4"; 526 mm) Qty 3 Side-to-Side (Outer): HS-5185 (12-1/2"; 319 mm) Qty 8 Side-to-Side (Center): HS-5186 (12-1/2"; 316 mm) Qty 2
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6. Install the Rail Cover (Prep Table Models)
1) Install and tighten the pivot pins and pivot bolts on the rail hood with the pivot pin shafts facing inward towards the open rail area. See Fig. 4.
2) Models with Two Rail Covers: Install and tighten the pivot pins and pivot bolts to the center hinge brackets, then secure the center hinge brackets using the 4×8 screws provided. See Fig.5.
3) Install the rail cover(s) by squeezing in slightly on the rail cover side panels and aligning the holes in the rail cover side panels with the pivot pins. See Fig. 6.
Rail Hood
Fig. 4
Pivot Pin
Pivot Bolt
For Models with Two Rail Covers
4×8 Screws
Fig. 5
Fig. 6
Pivot Bolt
Pivot Pin
Pivot Pins
4×8 Screws
Pivot Pin
Center Hinge Bracket
Pivot Bolt
Center Hinge Bracket
Rail Cover
Rail Hood
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7. Attach the Cutting Board Brackets and Cutting Board (Prep Table Models)
1) Remove the screws from the cutting board bracket mounting locations on the appliance. See Fig. 7a for Sandwich Top models and Fig. 7b for Mega Top models.
2) Use the screws removed in step 1 to attach the cutting board brackets.
3) Slide the cutting board into the cutting board brackets. WARNING! Make sure the
cutting board brackets and cutting board are secure. Otherwise, the cutting board could come off and cause injury.
Fig. 7a
Sandwich Top Models
Fig. 7b
Outer Cutting Board Brackets and 5×10 Screws
Cutting Board
Inner Cutting Board Brackets and 5×12 Screws Quantity: 1 for CRMR27 Sandwich Top Models 2 for CRMR48 Sandwich Top Models 3 for CRMR60 and CRMR72 Sandwich Top Models
Mega Top Models
Use Upper Hole
Outer Cutting Board Brackets and 5×10 Screws
Cutting Board
Inner Cutting Board Brackets and 5×12 Screws Quantity: 2 for CRMR27 Mega Top Models 4 for CRMR48 Mega Top Models 5 for CRMR60 and CRMR72 Mega Top Models
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D. Door Reversal

The appliance is provided with a cabinet design which, after being delivered to the installation location, permits changing of the door swing from left to right or right to left. To change the door swing, follow the steps below. Example shows change from right hinged to left hinged.
WARNING
• Wear eye protection when reversing the doors.
• Keep ngers away from edge of upper hinge bracket. Spring cartridge can cause the upper hinge bracket to move suddenly with extreme force.
1) Make sure the appliance is unplugged from the electrical outlet and the casters are locked.
2) Open the door to the fully open position, then remove the inner screw from the upper hinge bracket. See Fig. 8.
3) Close the door. WARNING! Keep away from upper hinge bracket. Upper hinge bracket kicks out when door is closed. See Fig. 9. Remove the outer screw from the upper hinge bracket.
WARNING! Upper hinge bracket kicks out when door is closed
Inner Screw Upper Hinge Bracket
Outer Screw Upper Hinge Bracket
Door Fully Open
Door Closed
Fig. 8
Fig. 9
4) While maintaining a hold on the door, remove the lower hinge bracket. See Fig. 10. Leave the thrust-washer in place.
5) Pull out the bottom of the door slightly and gently remove the door from the appliance.
6) Remove the upper hinge bracket from the spring cartridge. See Fig. 11.
Screw
Fig. 10
Thrust-Washer
Lower Hinge Bracket
Bolts
Fig. 11
Washer
Upper Hinge Bracket
Door
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7) Remove the ller cap, ller screws, and spring cartridge. See Fig. 12. Leave the
thrust-washers in place on the spring cartridge. NOTICE! Spring cartridge may be
difficult to remove. Be careful not to damage the nish.
Filler Cap
Filler Screws
Screws
Thrust-Washers
Fig. 12
Door
Spring Cartridge
8) Clear material from the spring cartridge hole to allow for spring cartridge installation.
Reinstall the ller cap, ller screws, and spring cartridge on the opposite side of the door. See Fig. 13.
Spring Cartridge
Screws
Fig. 13
Spring Cartridge Hole
Filler Screws
Filler Cap
Door
9) Make sure the thrust-washers are in place on the spring cartridge, then install the upper
hinge bracket onto the spring cartridge. See Fig. 14. The upper hinge bracket should be canted out towards the center as shown with the screw holes towards the back of the appliance.
10) Remove the ller cap and nylon bearing from the bottom of the door. SeeFig.15. Reinstall on the opposite side.
Screw
Washer
Screw Holes
Upper Hinge Bracket
Thrust-Washers
Door
Filler Cap
Fig. 14
Fig. 15
Nylon Bearing
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11) Move the door into position and maintain a hold on the door. Make sure the thrust-washer is in place, then install the lower hinge bracket. Do not tighten the bolts yet. Start each bolt for a few threads only and leave loose. See Fig. 16.
12) Apply Loctite Threadlocker Blue 242 or 243 to the outer screw's threads, then install the outer screw into the upper hinge bracket. Do not tighten the screw yet. Start the screw for a few threads only and leave loose. See Fig. 17. Note: The door being reversed must be in the closed position. However, the adjoining door may be opened for ease of access.
Outer Screw Upper Hinge Bracket
Thrust-Washer
Lower Hinge Bracket
Bolts
Fig. 16
Door Closed
Fig. 17
13) Open the door to the fully open position.
14) Rotate the upper hinge bracket inward into position using pliers. See Fig.18. NOTICE! Be careful not to damage the nish. Apply Loctite Threadlocker Blue 242 or 243 to the inner screw's threads, then install the inner screw into the upper hinge bracket.
15) Tighten all fasteners.
Rotate Inward
Rotate upper hinge bracket using pliers
Inner Screw
Fig. 18
Upper Hinge Bracket
Door Fully Open
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E. 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, re, or severe damage to equipment.
• The appliance requires an independent power supply of proper capacity. See the nameplate for electrical specications. Failure to use an independent power supply of proper capacity can result in a tripped breaker, blown fuse, damage to existing wiring, or component failure. This could lead to heat generation or re.
THE APPLIANCE MUST BE GROUNDED. The appliance is equipped with a NEMA5-15 three-prong grounding plug hazards. It must be plugged into a properly grounded, independent 3-prong wall outlet. If the outlet is a 2-prong outlet, it is your personal responsibility to have a qualied electrician replace it with a properly grounded, independent 3-prong wall outlet. Do not remove the ground prong from the power cord and do not use an adapter plug. Failure to follow these instructions may result in death, electric shock, or re.
• To reduce the risk of electric shock, do not touch the plug with damp hands.
to reduce the risk of potential shock
• Do not use an extension cord.
• Do not use an appliance with a damaged power cord. The power cord should not be altered, jerked, bundled, weighed down, pinched, or tangled. Such actions could result in electric shock or re. To unplug the appliance, be sure to pull the plug, not the cord, and do not jerk the cord.
• The GREEN ground wire in the factory-installed power cord is connected to the appliance. If it becomes necessary to remove or replace the power cord, be sure to connect the power cord's ground wire.
• Usually an electrical permit and services of a licensed electrician are required.
• The maximum allowable voltage variation is ±10 percent of the nameplate rating.
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F. Final Checklist

1) Is the appliance level?
2) Have the casters been properly installed and have the front casters been locked?
3) Is the appliance in a site where the ambient temperature is constantly within 45°F to 100°F (7°C to 38°C) for undercounter and worktop models or 45°F to 86°F (7°C to 30°C) for prep table models?
4) Have the shipping carton, tape, and packing material been removed from the appliance? Hasthe protective plastic lm been removed from both the exterior panels and the interior door/drawer panel?
5) Have the appliance and accessories been checked for shipping damage?
6) Are the factory-installed rear bumpers in place to ensure proper rear clearance? For undercounter and worktop models, is there at least 1.5" (4 cm) overhead clearance for proper ventilation? For prep table models, is there at least 10"(25cm) clearance above the rail hood to allow the rail cover to open?
7) For prep table models, have the rail dividers, pans, rail cover, cutting board brackets, and cutting board been properly installed?
8) Has the power supply voltage been checked or tested against the nameplate rating? Is the power supply a properly grounded, independent wall outlet? Does the electrical connection meet all national, state, and local code and regulation requirements.
9) Have the refrigerant lines been checked to make sure they do not rub or touch other lines or surfaces? Has the condenser fan blade been checked to make sure it turns freely? Is the compressor securely attached?
10) Have the nylon ties used to secure the shelves during shipping been removed and discarded? Have the shelves been adjusted to the desired height?
11) Has the end user been given the instruction manual, and instructed on how to operate the appliance and the importance of the recommended periodic maintenance?
12) Has the end user been given the name and telephone number of an authorized service agent?
13) Has the warranty card been lled out and forwarded to the factory for warranty registration?
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II. Operating Instructions

A. Important Notes About Usage

WARNING
• Only qualied service technicians should install and service the appliance.
• Failure to install, operate, and maintain the appliance in accordance with this manual may adversely affect safety, performance, component life, and warranty coverage.
• To reduce the risk of electric shock, do not touch the plug with damp hands.
• Do not splash, pour, or spray water directly onto or into the appliance. This might cause short circuit, electric shock, corrosion, or failure.
• 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.
• Children should be properly supervised around the appliance.
• Do not climb, stand, or hang on the appliance or doors/drawers or allow children or animals to do so. Do not climb into the appliance or allow children or animals to do so. Death or serious injury could occur or the appliance could be damaged.
• Be careful not to pinch ngers when opening and closing the doors/drawers or rail cover (prep table models) or when handling food pans. Be careful when opening and closing the doors/drawers or rail cover when children are in the area.
• Open and close the doors/drawers and rail cover (prep table models) with care. Opening the doors/drawers or rail cover too quickly or forcefully may cause injury or damage to the appliance or surrounding equipment.
• Do not use combustible spray or place volatile or ammable substances in or near the appliance. They might catch re.
• Keep the area around the appliance clean. Dirt, dust, or insects in the appliance could cause harm to individuals or damage to the equipment.
• Do not throw anything onto the shelves or load any single shelf with more than 120lb. (54.5 kg) of product. They might fall off and cause injury.
• Do not load any single drawer with more than 75 lb. (34 kg) of product. Depending on the weight of product in the drawers, secure the unit as necessary to prevent it from overturning. Do not open more than one drawer at a time.
• The appliance is designed only for temporary storage of food. Employ sanitary methods. Use for any other purposes (for example, storage of chemicals or medical supplies such as vaccine and serum) could cause deterioration of stored items.
• Do not block air inlets or outlets, otherwise cooling performance may be reduced.
• Do not tightly pack the cabinet. Allow some space between items to ensure good air ow. Also allow space between items and interior surfaces.
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WARNING, continued
• Do not put warm or hot foods in the cabinet. Let them cool rst, or they will raise the cabinet temperature and could deteriorate other foods in the cabinet or overload the appliance.
• All foods should be wrapped in plastic lm or stored in sealed containers. Otherwise foods may dry up, pass their smells onto other foods, cause frost to develop, result in poor appliance performance, or increase the likelihood of cross-contamination. Certain dressings and food ingredients, if not stored in sealed containers, may accelerate corrosion of the evaporator, resulting in failure.
• Do not store items near air outlets. Otherwise, items may freeze up and crack or break causing a risk of injury or contamination of other food.
Additional Warnings for Prep Table Models
• The entire rail must always be covered by rail dividers and pans (1/6 size, up to 6"(15cm)deep). Otherwise, the appliance will not cool properly.
• Use only 1/6 size pans up to 6"(15cm) deep. Do not use damaged pans.
• Ingredients must be pre-chilled to 37°F (3°C) or less before placing in rail.
• Keep the rail cover closed when not actively preparing food.
• The rail is for keeping ingredients cool while preparing food. If not actively preparing food for a long period such as overnight, seal pans with plastic wrap in addition to closing the rail cover. Depending on conditions, the cabinet temperature setting may need to be adjusted to prevent items from freezing. Alternatively, seal ingredients and store them in a refrigerator or freezer.
NOTICE
• Protect the oor when moving the appliance to prevent damage to the oor.
• Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of obstruction. Do not place anything on top of the appliance in an undercounter installation. There must be at least 1.5" (4 cm) overhead clearance for proper ventilation. Blockage of airow could negatively affect performance and damage the appliance.
• Do not allow the appliance to bear any outside weight.
• To prevent deformation or cracks, do not spray insecticide onto the plastic parts or let them come into contact with oil.
• To avoid damage to the gasket, use only the door/drawer handle when opening and closing.
• To avoid damage to the top seal, do not lift the appliance by the top panel or remove the top panel.
• Do not leave the doors/drawers open.
Additional Notice for Prep Table Models
• Do not place anything on top of the rail hood or rail cover and do not lift the appliance by the rail hood or rail cover. The rail hood and rail cover are not designed to bear any outside weight.
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B. Startup

WARNING
All parts are factory-adjusted. Improper adjustments may adversely affect safety, performance, component life, and warranty coverage.
1) Plug the appliance into the electrical outlet. WARNING! To reduce the risk of electric shock, do not touch the plug with damp hands. At startup, there is a slight delay before the compressor starts.
2) Allow the appliance to cool down prior to loading it with food products. For prep table models, the entire rail must be covered by rail dividers and pans (1/6 size, up to 6"(15cm)deep) and the rail cover must be closed. Otherwise, the appliance will not cool properly. Leave the pans empty until the appliance cools down. Wash the pans and cutting board before use. WARNING! Make sure the cutting board brackets and
cutting board are secure. Otherwise, the cutting board could come off and cause injury.

C. Controls and Adjustments

1. Temperature Reading

A thermometer with both °F and °C scales is mounted in the cabinet. See Fig. 19.

2. Adjusting the Temperature

The appliance features a cabinet temperature control dial. The warmest setting is 1 and the coldest setting is 7. See the table below for default settings.
Model Default Temperature Setting Approximate Default Temperature
Undercounter Worktop
Prep Table 6 34°F (1°C)
Between 4 and 5 Refrigerator: 34°F (1°C)
Freezer: -5°F (-21°C)
Fig. 19
Thermometer (located on side wall or rear shroud depending on model)
Cold
Cabinet Temperature Control Dial
Coldest
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D. Defrost

1. Undercounter and Worktop Refrigerators

Off-Cycle Defrost: Undercounter and worktop refrigerators defrost naturally between run cycles.

2. Prep Table Refrigerators and Undercounter and Worktop Freezers

Time-Initiated Defrost Cycle: Prep table refrigerators and undercounter and worktop freezers have a defrost timer to control defrost cycle initiation and termination.
To initiate a manual defrost cycle follow the steps below.
1) Make sure the appliance is unplugged, then remove the rear panel. See Fig. 20.
2) Rotate the defrost timer cam clockwise until it clicks. When the appliance is plugged in it will start in a defrost cycle. To bypass one defrost cycle, rotate the defrost timer cam clockwise until it clicks
nd
time.
a 2
3) Replace the rear panel in its correct position.
Defrost Timer Cam
4) Plug the appliance into the electrical outlet.
Rear Panel
Fig. 20
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E. Food Storage

WARNING
• The appliance is designed only for temporary storage of food. Employ sanitary methods. Use for any other purposes (for example, storage of chemicals or medical supplies such as vaccine and serum) could cause deterioration of stored items.
• Do not block air inlets or outlets, otherwise cooling performance may be reduced.
• Do not tightly pack the cabinet. Allow some space between items to ensure good air ow. Also allow space between items and interior surfaces.
• Do not put warm or hot foods in the cabinet. Let them cool rst, or they will raise the cabinet temperature and could deteriorate other foods in the cabinet or overload the appliance.
• All foods should be wrapped in plastic lm or stored in sealed containers. Otherwise foods may dry up, pass their smells onto other foods, cause frost to develop, result in poor appliance performance, or increase the likelihood of cross-contamination. Certain dressings and food ingredients, if not stored in sealed containers, may accelerate corrosion of the evaporator, resulting in failure.
• Do not store items near air outlets. Otherwise, items may freeze up and crack or break causing a risk of injury or contamination of other food.
Additional Information for Prep Table Models
• The entire rail must always be covered by rail dividers and pans (1/6 size, up to 6"(15cm)deep). Otherwise, the appliance will not cool properly.
• Use only 1/6 size pans up to 6"(15cm) deep. Do not use damaged pans.
• Ingredients must be pre-chilled to 37°F (3°C) or less before placing in rail.
• Keep the rail cover closed when not actively preparing food.
• The rail is for keeping ingredients cool while preparing food. If not actively preparing food for a long period such as overnight, seal pans with plastic wrap in addition to closing the rail cover. Depending on conditions, the cabinet temperature setting may need to be adjusted to prevent items from freezing. Alternatively, seal ingredients and store them in a refrigerator or freezer.

F. Safety Devices

1. Compressor External or Internal Protector
If combined temperature/amperage value is above the limit specied by the compressor manufacturer, the compressor protector operates independently to turn off the compressor. The compressor protector de-energizes the compressor until the temperature/amperage value returns to an acceptable level.
2. High-Pressure Switch (CRMF48(-W))
If pressure on the high-side of the unit exceeds Hoshizaki specications, the high-pressure switch activates and interrupts the compressor circuit, de-energizing the compressor until the pressure returns to an acceptable level.
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G. Cooling Performance

Be sure the appliance is properly installed and located for optimum cooling performance. If cooling performance is not at its optimum level, check the following items:
• Doors/drawers opened too often.
• Doors/drawers left open. Close.
• Cabinet too tightly packed or air inlets/outlets blocked. Allow some space between items to ensure good air ow.
• Warm or hot foods inside. Take them out until they cool down more.
• Ambient temperature too high. Avoid installation near high heat producing equipment or exposure to direct sunlight.
• Temperature control setting not cold enough. Adjust to a colder setting. The warmest setting is 1 and the coldest setting is 7.
• Prep Table Refrigerators and Undercounter and Worktop Freezers: Appliance in defrost cycle. The cabinet temperature may rise temporarily during the defrost cycle, but this will not affect the food inside.
Additional Information for Prep Table Models
• Pans and rail dividers not in place. The entire rail must always be covered by rail dividers and pans (1/6 size, up to 6"(15cm)deep) or the rail will not cool properly.
• Warm or hot ingredients inside. Only load ingredients that have been pre-chilled to 37°F (3°C) or less.
• Rail cover open when not actively preparing food. When not actively preparing food, close the rail cover.

H. Cabinet Condensation

In the event condensation develops on the cabinet exterior, check the following items:
• Doors/drawers left open. Close.
• Ambient humidity too high. In high humidity areas it may be necessary to wipe off the cabinet frame occasionally.
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III. Cleaning and Maintenance Instructions

A. Cleaning

WARNING
• Unplug the appliance before cleaning to prevent electric shock by unexpected entrance of water into the appliance or injury by moving parts. To reduce the risk of electric shock, do not touch the plug with damp hands.
• Before cleaning the appliance, move all foods into another clean refrigerator or freezer.
• Do not splash, pour, or spray water directly onto or into the appliance. This might cause short circuit, electric shock, corrosion, or failure.
• Carefully follow instructions provided with cleaning and sanitizing products.
NOTICE
• To prevent damage to the plastic surfaces, do not use the following: hot water, thinner, benzine, alcohol, petroleum, soap powder, polishing powder, alkaline cleaner, acid, scouring pad and especially those strong cleaners for use on a ventilating fan or a cooking range.
• To prevent corrosion and damage to stainless steel surfaces, use only products formulated for use on stainless steel appliances. Do not use steel wool, abrasive products, or products containing sodium hypochlorite (chlorine bleach).
• Use a clean cloth for cleaning.

1. Exterior

Wipe the exterior occasionally with a clean, soft cloth. Use a damp cloth containing a neutral cleaner to wipe off oil or dirt buildup. Clean any rust colored spots using a non-abrasive cleanser.

2. Cabinet Interior

Spills should be wiped up promptly to avoid unpleasant odors. The cabinet interior should be cleaned periodically with a mild soap or detergent and warm water.

3. Door/Drawer Gaskets

Door/drawer gaskets should be cleaned regularly with mild soap and warm water to remove dirt and grease.

4. Shelves

Remove and clean regularly.
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5. Drawers

Drawers and drawer slides are removable.
To remove a drawer: Remove all items from the drawer. Pull the drawer out to its fully extended position. Open the safety clips (one on each side) by sliding them forward, then rotating them up. See Fig. 21. Lift up on the handle slightly, then pull to disengage the drawer. Be sure to support the rear and front of the drawer while removing it.
WARNING! Be sure to close the safety clips when reinstalling the drawer.
To remove a drawer slide (center slide containing rollers): Push up on the stop lever while pulling on the drawer slide. See Fig. 22. Drawer slides do not require lubrication, but drawer slides should be kept clean and free of food.
Note: Drawer slides are dishwasher safe.
Safety Clip
Closed
Safety Clip
Open
Safety Clips
Fig. 21
Stop Lever
Drawer Slide
Fig. 22
Stop Lever

6. Worktop (Worktop Models)

Clean the work surface as often as necessary to maintain a clean, sanitary surface. Clean any rust colored spots using a non-abrasive cleanser.

7. Cutting Board (Prep Table Models)

Remove and clean the cutting board as often as necessary to maintain a clean, sanitary work surface. Also clean the space underneath the cutting board as often as necessary to maintain a clean, sanitary surface. After cleaning, slide the cutting board back into the cutting board brackets. WARNING! Make sure the cutting board brackets and cutting
board are secure. Otherwise, the cutting board could come off and cause injury.

8. Rail, Rail Hood, and Rail Cover (Prep Table Models)

Spills and splashes should be wiped up promptly to avoid unpleasant odors. Wipe the rail area, the rail hood, and the rail cover occasionally with a clean, damp sponge or cloth containing a neutral cleaner. Clean any rust colored spots using a non-abrasive cleanser. Do not pour or spray water into the rail area. WARNING!Support the rail cover when
cleaning. Otherwise, the rail cover could close suddenly and cause injury. NOTICE!Do not allow any foreign objects to fall into the cabinet while cleaning.
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B. Maintenance

WARNING
• Unplug the appliance before performing maintenance to prevent electric shock or injury by moving parts. To reduce the risk of electric shock, do not touch the plug with damp hands.
• Before performing maintenance, move all foods into another clean refrigerator or freezer.

1. Condenser

Check the condenser once a year and use a brush or vacuum cleaner to clean the condenser as required. More frequent cleaning may be required depending on conditions.

2. Power Supply Connection

If the plug or power cord is damaged, contact your local Hoshizaki service representative or local Hoshizaki distributor immediately and ask for repairs.
All other maintenance or service on the appliance should be performed in accordance with the Hoshizaki Service Manual by a qualied service technician.
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IV. Preparing the Appliance for Periods of Non-Use

When shutting down the appliance for more than one week, follow the instructions below.
WARNING
When preparing the appliance for long storage, prevent the doors/drawers from closing to reduce the risk of children getting trapped.
NOTICE
When preparing the appliance for long storage, clean the appliance. See "III.A. Cleaning" for details.
1) Before shutting down the appliance, move all foods into another clean refrigerator or freezer.
2) Unplug the appliance. WARNING! To reduce the risk of electric shock, do not touch
the plug with damp hands.
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V. Disposal

WARNING
When preparing the appliance for disposal, remove the doors/drawers to reduce the risk of children getting trapped. Leave any shelves in place so that children may not easily climb inside.
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 certied service personnel.
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HOSHIZAKI AMERICA, INC.
618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.com 1A3962-011
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