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Summary of Contents for Hoshizaki A-Series
- Page 1 Instruction Manual Steelheart Series Refrigerated Kitchen Equipment Models Upright A-Series hoshizakiamerica.com Issued: 11-21-2019 Revised: 2-6-2020...
- Page 2 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;...
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Page 3: Table Of Contents
IMPORTANT This manual should be read carefully before the appliance is installed and operated. Read the warnings and guidelines contained in this booklet carefully as they provide essential information for the continued safe use and maintenance of the appliance. Retain this booklet for any further reference that may be necessary. CONTENTS Important Safety Information .................... -
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, damage to the appliance, or damage to property. Indicates a hazardous situation that, if not avoided, will result in DANGER death or serious injury. - Page 5 WARNING WARNING, continued • THE APPLIANCE MUST BE The appliance should be destined only to the use for which it has been expressly GROUNDED. The appliance is equipped conceived. Any other use should be with a NEMA 5-15 three-prong grounding considered improper and therefore plug to reduce the risk of potential dangerous.
- Page 6 WARNING, continued WARNING, continued • Children should be properly supervised • Do not put warm or hot foods in the cabinet. around the appliance. Let them cool first, or they will raise the cabinet temperature and could deteriorate • Do not climb, stand, or hang on the other foods in the cabinet or overload the appliance or doors or allow children or appliance.
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Page 7: Installation Instructions
I. Installation Instructions WARNING • This appliance must be installed in accordance with all 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. •... -
Page 8: Checks Before Installation
B. Checks Before Installation WARNING Refer to the nameplate for electrical specifications. The nameplate is located on the right side wall of the 1 and 2 section cabinet interior and the rear wall of the 3 section cabinet interior. For more electrical connection details, see "I.G. Electrical Connection."... -
Page 9: Setup
C. Setup 1. Caster or Optional 6 in. Leg Installation and Leveling the Appliance a) Caster or Optional 6 in. Leg Installation 1) Move as close to the final location as possible. 2) Remove the 2 bolts securing the appliance to the pallet, then remove the appliance from the pallet. -
Page 10: Dt1A-Hs Heated Condensate Pan Installation
D. DT1A-HS Heated Condensate Pan Installation WARNING Failure to install the heated condensate pan in accordance with this manual could adversely affect safety and result in costly water damage. 1) Remove the heated condensate pan and heated condensate pan bracket from the accessory bag. - Page 11 5) Replace the channel cover in its correct position. 6) Route the drain hoses into the heated condensate pan assembly. See Fig. 7. Warning! Confirm that the drain hoses does not contact the heater. Adjust as necessary. 7) Using a nylon tie from the accessory bag, secure the heated condensate pan power supply cord to one of the drain hoses.
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Page 12: Food Cart Ramp (Roll-In/Roll-Thru Appliances)
E. Food Cart Ramp (Roll-In/Roll-Thru Appliances) Confirm the area where the appliance is to be installed is flat and level. 1) Place the appliance in position, then seal the perimeter where the appliance contacts the floor with approved caulk compound in a smooth and easily cleanable manner. See Fig. - Page 13 4) Loosen the door sweep bracket adjustment screws. See Fig. 12. Door Sweep Bracket Door Sweep Ramp Door Sweep Bracket Adjustment Screws Fig. 12 5) Adjust the door sweep so that the door sweep touches the ramp when the door is closed.
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Page 14: Door Reversal
F. Door Reversal This 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. WARNING • Wear proper PPE (personal protection equipment) when executing these procedures (safety glasses and gloves). - Page 15 4) Remove the lower hinge bracket and thrust washer. See Fig. 17. Retain thrust washer for opposite side lower hinge bracket installation. Remove the filler screws from the opposite side lower hinge bracket holes and mount them into the holes of the removed lower hinge bracket.
- Page 16 8) Clear foam from the spring cartridge hole to allow for spring cartridge installation. Install the spring cartridge and secure it to the door using the spring cartridge screws removed in step 6. See Fig. 22. Next, align the upper hinge bracket to the door in the orientation that allows for closed door installation.
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Page 17: Half Solid Door Reversal
2. Half Solid Door Reversal Note: Hinge brackets, and spring cartridge are universal and can be used in both left and right-hinged applications. Example shows change from right hinged to left hinged. 1) Lock the casters. 2) Remove the front panel, then being careful not to pull the wires on the control module and door switch(es), remove the control panel. - Page 18 5) Remove the filler screws from the opposite side upper hinge bracket holes and mount them into the holes of the removed upper hinge bracket. NOTICE! Be sure to reuse the hinge bracket screws for mounting the hinge bracket as the hinge bracket screws are 5×12 and filler screws are 5×10.
- Page 19 9) Remove the lower hinge bracket spring cartridge screw, washer, and thrust washers from the door. Set the door aside. Next, secure the lower hinge bracket to the opposite side. Make sure the lower thrust-washers are in place. See Fig. 31. Washer Thrust Washers (2) Thrust Washers (2)
- Page 20 13) Place the center hinge bracket lower pin with thrust washer into the nylon bearing on top of the door. Secure the center hinge bracket to the cabinet. See Fig. 34. Center Hinge Bracket Nylon Bearing Thrust Washer Thrust Washers (2) Lower Door Fig.
- Page 21 16) Make sure the center hinge bracket upper thrust washer is in place on top of the center hinge bracket upper pin. 17) Align the upper hinge bracket to the upper door in the orientation that allows for closed door installation. Make sure the thrust washers are in place between the upper hinge bracket and upper door, then secure the upper hinge bracket to the door using the spring cartridge screw and washer removed earlier.
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Page 22: Full Glass Door Reversal
Wrench A: 1 - 11/16" (17 mm) Thin Open End Tappet Wrench Wrench B: 1 - 5/16" (8 mm) Thin Open End Tappet Wrench Loctite Thread Locker Blue 242 or 243 Note: Hoshizaki wrenches and Loctite Thread Locker Blue are available through your local distributer. Wrench A: 3A8298-01, Wrench B: 3A8299-01, and Loctite Thread Locker Blue 243: 8504-0304 (10 ml bottle). - Page 23 7) Open the door. Using a flat head screwdriver, unhinge the lower hinge arm from the lower hinge bracket. See Fig. 41. Lower Hinge Lower Hinge Lower Hinge Fig. 41 Lower Hinge Bracket Bracket 8) Close the door, then remove the screws securing the upper hinge bracket. See Fig. 42. 9) Lift the door off the lower hinge bracket and set aside.
- Page 24 12) Remove the hardware from the lower hinge bracket. Apply Loctite Thread Locker Blue 242 or 243 to the bottom hinge bushing threads then place it and the slide pin in place on the lower hinge bracket. See Fig. 44. Note: Make sure the fittings are properly aligned, then start the connection by hand to ensure that it is not cross threaded.
- Page 25 15) Rotate the door 180 degrees and place the lower hinge in its new position and secure. See Fig. 47. 16) Place the upper hinge in its new position on the door. Door (Bottom) Upper Hinge Bracket Tension Rod Lower Hinge Bracket Door (Top) Fig.
- Page 26 19) Close the door. Make sure the upper hinge bracket lock nut is loose. 20) Level the door by sliding the backer plate to the left or to the right, then tighten the slide pin and bottom hinge bushing with a wrench until it is tight. See Fig. 50. Next, mark a reference line on the bracket and bushing then tighten the fitting an additional 1/8 turn.
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Page 27: Half Glass Door Reversal
4. Half Glass Door Reversal Special Tools Required: Wrench A: 1 - 11/16" (17 mm) Thin Open End Tappet Wrench Wrench B: 1 - 5/16" (8 mm) Thin Open End Tappet Wrench Note: Hinge brackets are universal and can be used in both left and right-hinged applications. - Page 28 7) Open the upper door. Using a flat head screwdriver, unhinge the upper hinge arm from the upper hinge bracket. See Fig. 55. Upper Hinge Upper Hinge Upper Hinge Bracket Upper Hinge Bracket Fig. 55 8) Close the upper door, while maintaining a hold on the door, remove the upper hinge bracket, then lift the door off the center hinge bracket upper pin and set aside.
- Page 29 10) Close the lower door. While supporting the lower door, remove the screws supporting the center hinge bracket, then lift the lower door (with center hinge bracket) from the lower hinge bracket and set aside. See Fig. 58. 11) Remove the lower hinge bracket, then move the filler screws for the upper, center, and lower hinge brackets to the opposite side of the cabinet.
- Page 30 13) Remove the lock nut and tension rod from the center hinge bracket. See Fig. 61 Rotate the center hinge bracket 180 degrees, then replace the tension rod and lock nut on the center hinge bracket. Washer Washer Center Hinge Thrust Center Hinge Thrust...
- Page 31 18) Rotate the lower door (making it the upper door) 180 degrees. Rotate the lower hinge bracket 180 degrees. Confirm the thrust washer is in place on the door, then place the new upper hinge bracket onto the upper door pin. See Fig. 65. Upper Hinge Bracket Upper Hinge...
- Page 32 21) Make sure the center hinge bracket lock nut is loose. 22) Level the doors. If the doors are out of level, loosen the backer plate of the appropriate hinge bracket, slide the backer plate to the left or to the right, then tighten the slide pin and bottom hinge bushing with a wrench until it is tight.
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Page 33: Electrical Connection
G. 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 severe damage to equipment. • This appliance requires an independent power supply of proper capacity. See the nameplate for electrical specifications. -
Page 34: Final Checklist
H. Final Checklist 1) Is the appliance level? 2) Have the front casters been locked? 3) Is the appliance in a site where the ambient temperature is as specified below all year around? – Refrigerators and Solid Door Freezers 45°F to 100°F (7°C to 38°C) –... -
Page 35: Operating Instructions
II. Operating Instructions WARNING, continued • The appliance is not intended for use by A. Important Notes About Usage persons (including children) with reduced DANGER physical, sensory, or mental capabilities, or lack of experience and knowledge, Risk of Fire or Explosion unless they have been given supervision Flammable Refrigerant Used or instruction concerning use of the... - Page 36 NOTICE WARNING, continued • Protect the floor when moving the • The appliance is designed only for appliance to prevent damage to the floor. temporary storage of food. Employ sanitary methods. Use for any other • Keep ventilation openings, in the purposes (for example, storage of appliance enclosure or in the built-in chemicals or medical supplies such...
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Page 37: Startup
B. Startup WARNING • All parts are factory-adjusted. Improper adjustments 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. IMPORTANT At startup, there is a slight delay before the compressor starts. 1) Plug the appliance into the electrical outlet. -
Page 38: Adjusting The Temperature Setpoint
2. Adjusting the Temperature Setpoint The temperature setpoint is the value for the average cabinet temperature. The temperature differential for the compressor to turn on and off is ±3°F (±1.7°C) of the temperature setpoint. For example, for a refrigerator temperature setpoint of 36°F (2°C), the compressor comes on at 39°F (3.7°C), and the compressor goes off at 33°F (0.3°C). -
Page 39: Control Module Buttons And Icons
D. Control Module Buttons and Icons Control module icons inform you of energized components and if the appliance is in alarm. Control Module Icons Icon Meaning Compressor Compressor running. Defrost Appliance is in defrost cycle. See "II.E. Defrost" for details. Evaporator Fan Motor Evaporator fan motor is running. -
Page 40: Defrost
E. Defrost DANGER Risk of Fire or Explosion Flammable Refrigerant Used • Do not use mechanical devices to defrost. • Do not puncture refrigerant tubing. Risk of fire or explosion due to puncture of refrigerant tubing; follow handling instructions carefully. Risque De Feu Ou D'Explosion Le Frigorigène Est Inflammable •... -
Page 41: Food Storage
F. Food Storage WARNING • This appliance is designed only for 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. •... -
Page 42: Alarm Safeties
G. Alarm Safeties Alarm signals are designed to protect the appliance and food product. These alarms give information or warnings in the event the appliance is operating out of acceptable parameters. Should one of the alarms occur, follow the instructions in the table below to address the alarm. -
Page 43: Safety Devices
Note: Time may vary with compressor overload or high-pressure switch activation. 3. High-Pressure Switch If pressure on the high-side of the appliance exceeds Hoshizaki specifications, the high-pressure switch activates and interrupts the compressor circuit, de-energizing the compressor until the pressure returns to an acceptable level. -
Page 44: Cleaning And Maintenance Instructions
III. Cleaning and Maintenance Instructions A. Cleaning WARNING • Before cleaning the appliance, press and hold the standby button to turn "OFF" the appliance, unplug the appliance 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. -
Page 45: Maintenance
Wick 4. 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 this appliance should be performed in accordance... -
Page 46: Preparing The Appliance For Periods Of Non-Use
IV. Preparing the Appliance for Periods of Non-Use When shutting down the appliance for periods of non-use, follow the instructions below. WARNING • Prevent the doors from closing to reduce the risk of children getting trapped. • To reduce the risk of electric shock, do not touch the plug with damp hands. NOTICE Clean the appliance. -
Page 47: Disposal
V. Disposal DANGER Risk of Fire or Explosion Flammable Refrigerant Used • Follow handling instructions carefully in compliance with U.S. government regulations. • Do not puncture refrigerant tubing. Risk of fire or explosion due to puncture of refrigerant tubing; follow handling instructions carefully. •... - Page 48 618 Hwy. 74 South, Peachtree City, GA 30269 USA (P) 770.487.2331 (F) 770.487.3360 hoshizakiamerica.com 1A5918-011...
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