Hoshizaki F300BAJ User Manual

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Instruction Manual

Self-Contained Flaker

Models F-300BAJ F-500BAJ

hoshizakiamerica.com

Issued: 12/12/2016

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 will adversely affect safety, performance, component life, and warranty coverage and may result in costly water damage. 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

618 Highway 74 South Peachtree City, GA 30269 Attn: Hoshizaki Technical Support Department

NOTE: To expedite assistance, all correspondence/communication MUST include the

following information:

• Model Number

• Serial Number

• Complete and detailed explanation of the problem.

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. Specications ...................................................................................................................... 7

A. Electrical and Refrigerant Data ..................................................................................... 7

1. F-300BAJ ................................................................................................................. 7

2. F-500BAJ ................................................................................................................. 7

B. Dimensions/Connections .............................................................................................. 8

1. F-300BAJ ................................................................................................................. 8

2. F-500BAJ ................................................................................................................. 9

II. Installation and Operating Instructions ............................................................................ 10

A. Location ...................................................................................................................... 10

B. Checks Before Installation ........................................................................................... 10

C. How to Remove Panels ...............................................................................................11

D. Setup ............................................................................................................................11

E. Electrical Connection .................................................................................................. 12

F. Water Supply and Drain Connections .......................................................................... 14

G. Final Checklist ............................................................................................................ 16

H. Startup ........................................................................................................................ 17

I. Bin Control Check ......................................................................................................... 18

J. Alarm Safeties .............................................................................................................. 20

III. Maintenance ................................................................................................................... 21

A. Maintenance Schedule ................................................................................................ 22

B. Cleaning and Sanitizing Instructions ........................................................................... 23

IV. Preparing the Appliance for Periods of Non-Use ............................................................ 27

V. Disposal ........................................................................................................................... 28

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 installation, 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 and may result in costly water damage.

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.

• 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 damage.

• 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: Failure to properly ground the appliance may result in death, electric shock, or re.

• To reduce the risk of electric shock, do not touch the power switch, control switch, or plug (on corded models) with damp hands.

WARNING, continued

For Corded Models

appliance. If it becomes necessary to remove or replace the power cord, be sure to

• Do not climb, stand, or hang on the appliance or appliance door or allow children or

• Be careful not to pinch ngers when opening and closing the door. Be careful when

• This appliance is equipped with a NEMA5-15 three-prong grounding plug to reduce the risk of potential shock hazards. Corded models 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 plug and do not use an adapter plug. Failure to follow these instuctions may result in death, electric shock, or re.

• Before servicing, move the power switch to the "OFF" position. Unplug the appliance from the electrical outlet.

• 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

connect the power cord's ground wire.

For Hard-Wired Models

• Electrical connection must be hard-wired.

• Before servicing, move the power switch to the "OFF" position. Turn off the power supply. Lockout/Tagout to prevent the power supply from being turned back on inadvertently.

For All Models

• 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.

• Do not place ngers or any other objects into the ice discharge opening.

• 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.

animals to do so. Serious injury could occur or the appliance could be damaged.

opening and closing the door when children are in the area.

WARNING, continued

• Do not use combustible spray or place volatile or ammable substances 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 appliance.

• Do not place anything on top of the appliance. Foreign objects or moisture could enter the appliance and result in electric shock or re.

NOTICE

• Protect the oor when moving the appliance to prevent damage to the oor.

• Follow the water supply, drain connection, and maintenance instructions carefully to reduce the risk of costly water damage.

• In areas where water damage is a concern, install in a contained area with a oor drain.

• Install the appliance in a location that stays above freezing. Normal operating ambient temperature must be within 45°F to 100°F (7°C to 38°C).

• If water collects in the bin and will not drain, turn off the appliance and close the water supply line shut-off valve. Call for service.

• Do not leave the appliance on during extended periods of non-use, extended absences, or in sub-freezing temperatures. To properly prepare the appliance for these occasions, follow the instructions in "IV. Preparing the Appliance for Periods of Non-Use."

• Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of obstruction.

• Do not place objects on top of the appliance.

• The storage bin is for ice use only. Do not store anything else in the storage bin.

I. Specications

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 certication marks, see the nameplate.

We reserve the right to make changes in specications and design without prior notice.

1. F-300BAJ

Model Number F-300BAJ

AC Supply Voltage 115/60/1 Amperes 7.8 AMPS Design Pressure HI-467PSI LO-250PSI Refrigerant 404A 9.17 OZ.

2. F-500BAJ

Model Number F-500BAJ

AC Supply Voltage 115/60/1 Compressor 115V 10.5RLA 54.5LRA Gear Motor 115V 2.4FLA 1/4 HP Fan 115V 0.85A MAX Other 115V 0.08A Maximum Fuse Size 20 AMPS Max. HACR Circuit Breaker (USA only) 20 AMPS Max. Circuit Breaker (Canada only) 20 AMPS Minimum Circuit Ampacity 20 AMPS Design Pressure HI-467PSI LO-250PSI Refrigerant 404A 1 LB. 0.6 OZ.

B. Dimensions/Connections

1. F-300BAJ

Unit: mm [in.]

SideFront

NOTICE

Allow 6" (15 cm) clearance at rear and sides for proper air circulation and ease of maintenance and/or service should they be required. Allow 24" (61 cm) clearance at top to allow for removal of the auger.

Rear

2. F-500BAJ

Front

Unit: mm [in.]

NOTICE

Side

Rear

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.

• CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after installation. Make sure that none have fallen into the ice storage bin.

A. Location

NOTICE

• The appliance is not intended for outdoor use. Normal operating ambient temperature must be within 45°F to 100°F (7°C to 38°C); Normal operating water temperature must be within 45°F to 90°F (7°C to 32°C). Operation of the appliance, for extended periods, outside of these normal temperature ranges may affect appliance performance.

• The appliance will not work at sub-freezing temperatures. To prevent damage to the water supply line, drain the appliance if the air temperature is going to go below 32°F (0°C). See "IV. Preparing the Appliance for Periods of Non-Use."

• Appliance should not be located next to ovens, grills, or other high heat producing equipment.

• Allow 6" (15 cm) clearance at rear and sides for proper air circulation and ease of maintenance and /or service should they be required. Allow 24" (61 cm) clearance at top to allow for removal of the auger.

• The location should provide a rm and level foundation for the appliance.

B. Checks Before Installation

• Visually inspect the exterior of the shipping container and immediately report any damage to the carrier. Upon opening the container, any concealed damage should also be immediately reported to the carrier.

• Remove the shipping carton, tape, and packing material. If any are left in the appliance, it will not work properly.

• See the nameplate on the rear panel, and check that your voltage supplied corresponds with the voltage specied on the nameplate.

• Remove the package containing the accessories.

• Remove the protective plastic lm from the panels. If the appliance is exposed to the sun or to heat, remove the lm after the appliance cools.

C. How to Remove Panels

See Fig. 1

• Top Panel: Remove the screws. Lift up at the front slightly, push rearward, and lift off.

• Front Panel: Remove the screws. Lift up and pull towards you.

Sliding Door

Front Panel

Storage Bin

Top Panel

Fig. 1

Model Shown: F-500BAJ

D. Setup

1) See Fig. 2. Attach four 6" adjustable legs provided to the bottom of the appliance.

2) Position the appliance in the selected permanent location.

3) Level the appliance from side-to-side and front-to-rear by adjusting the legs.

Fig. 2

Model Shown: F-500BAJ

E. Electrical Connection

WARNING

• THE APPLIANCE MUST BE GROUNDED: appliance may result in death, electric shock, or re.

• To reduce the risk of electric shock, do not touch the power switch, control switch, or plug (on corded models) with damp hands.

• For Corded Models

• This appliance is equipped with a NEMA5-15 three-prong grounding plug reduce the risk of potential shock hazards. Corded models 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 plug and do not use an adapter plug. Failure to follow these instuctions may result in death, electric shock, or re.

• Do not use an extension cord.

• Make sure the power switch is in the "OFF" position before plugging in or unplugging the appliance to reduce the risk of electric shock.

Failure to properly ground the

• 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 to this screw upon reattachment.

• For Hard-Wired Models

• Electrical connection must be hard-wired.

• Electrical connections must be made in accordance with the instructions on the "WARNING" tag, provided with the pig tail leads on the junction box. See Fig. 3.

• Usually an electrical permit and services of a licensed electrician are required.

• The maximum allowable voltage variation is ±10 percent of the nameplate rating.

4A5730-010

For Hard-Wired Models

• The opening for the power supply connection is 7/8" DIA to t a 1/2" trade size conduit.

• The white lead must be connected to the neutral conductor of the power source.

NOTICE! Miswiring may result in damage to the icemaker.

F-500BAJ

WARNING

ELECTRICAL CONNECTION

THIS UNIT MUST BE GROUNDED

Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the icemaker. The white lead must be connected to the neutral conductor of the power source. See diagram below.

115/60/1

JUNCTION BOX

BLACK

15V 1

WHITE

Fig. 3

F. Water Supply and Drain Connections

See Fig. 4 and Fig. 5

WARNING

Water supply and drain connections must be installed in accordance with applicable national, state, and local regulations.

NOTICE

• Normal operating water temperature must be within 45°F to 90°F (7°C to 32°C). Operation of the appliance, for extended periods, outside of this normal temperature range may affect appliance performance.

• Water supply pressure must be a minimum of 10 PSIG and a maximum of 113PSIG. If the pressure exceeds 113 PSIG, the use of a pressure reducing valve is required.

• External lters, strainers, or softeners may be required depending on water quality. Contact your local Hoshizaki Certied Service Representative or local Hoshizaki distributor for recommendations.

• A plumbing permit and services of a licensed plumber may be required in some areas.

• Drain lines must have 1/4" fall per foot (2 cm per 1 m) on horizontal runs to get a good ow. A vented tee connection is also required for proper ow.

• Drain lines should not be piped directly to the sewer system. An air gap of a minimum of 2vertical inches (5 cm) must be between the end of the drain pipes from the icemaker and ice storage bin and the oor drain.

Water Supply Inlet

1/2" Female Pipe Thread (FPT)

Minimum Water Supply Line Size

1/4" Nominal ID Copper Water Tubing or Equivalent

Icemaker and Bin Drain Outlets

3/4" Female Pipe Thread (FPT)

Minimum Drain Line Size

3/4" NominalID Hard Pipe or Equivalent

F-300BAJ

Icemaker Water Supply Inlet 1/2" FPT

Icemaker

Drain Valve

Minimum 1/4" Nominal ID Copper Water Tubing or Equivalent

Shut-Off Valve

Icemaker Drain Outlet 3/4" FPT

F-500BAJ

Vent Tube

Bin Drain Outlet 3/4" FPT

Minimum 3/4" Nominal ID Hard Pipe or Equivalent

Icemaker Water Supply Inlet 1/2" FPT

Icemaker

Fig. 4

Drain Valve

Be sure there is sufficient extra water supply line and drain line for the appliance to be pulled out for service.

Separate piping to approved drain. Leave a 2-inch (5-cm) vertical air gap between the end of each pipe and the drain.

2-inch (5-cm) air gap

Floor

Drain

Minimum 1/4" Nominal ID Copper Water Tubing or Equivalent

Shut-Off Valve

Icemaker Drain Outlet 3/4" FPT

Vent Tube

Bin Drain Outlet 3/4" FPT

Minimum 3/4" Nominal ID Hard Pipe or Equivalent

Fig.5

Vent Tube

Be sure there is sufficient extra water supply line and drain line for the appliance to be pulled out for service.

Separate piping to approved drain. Leave a 2-inch (5-cm) vertical air gap between the end of each pipe and the drain.

2-inch (5-cm) air gap

Floor

Drain

G. Final Checklist

WARNING

CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are

securely in place after installation. Make sure that none have fallen into the ice storage bin.

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" (15 cm) at the rear and sides and 24" (61 cm) at the top of the appliance for maintenance and service?

4) Have the shipping carton, tape, and packing material been removed from the appliance?

5) Have all electrical and water connections been made? Do electrical and water connections meet all national, state, and local code and regulation requirements?

6) Has the power supply voltage been checked or tested against the nameplate rating? Is the power supply a properly grounded, independent 3-prong wall outlet on corded models, or has a proper ground been installed to the icemaker on hard-wired models?

7) Are the water supply and drain lines sized as specied? Are the water supply line shut-off valve and drain valve installed? Has the water supply pressure been checked to ensure a minimum of 10 PSIG and a maximum of 113 PSIG?

8) Are all components, fasteners, and thumbscrews securely in place?

9) 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?

10) Has the end user been given the contact information of an authorized service agent?

11) Has the warranty card been lled out and forwarded to the factory for warranty registration?

H. 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 power switch, control switch, or plug (on corded models) with damp hands. If you have to slide the appliance back for a built-in installation, make sure you do not damage or pinch the water supply line, drain line, or power cord.

NOTICE

• If the appliance is turned off, wait for at least 3 min. before restarting the appliance to prevent damage to the compressor.

• At startup, conrm that all internal and external connections are free of leaks.

1) Open the water supply line shut-off valve.

2) Remove the top and front panels.

3) Make sure the power switch is in the "OFF" position.

4a) Corded Models: Plug the icemaker into the electrical outlet.

4b) Hard-Wired Models: Turn on the power supply.

5) Move the control switch to the "ICE" position, then move the power switch to the "ON" position to start the automatic icemaking process. Replace the front and top panels.

6) Once the unit starts to produce ice, allow it to run for another 30 min.

7) Remove the top and front panels.

8) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Move the power switch to the "ON" position, then replace the front and top panels. Allow the water system to drain for 5 min.

9) Remove the top and front panels, then move the power switch to the "OFF" position.

10a) Corded Models: Unplug the icemaker from the electrical outlet.

10b) Hard-Wired Models: Turn off the power supply.

11) Pour warm water into the ice storage bin and melt any remaining ice. Clean the ice storage bin liner using a neutral cleaner. Rinse thoroughly after cleaning.

12) Conrm bin control operation. See "II.I. Bin Control Check."

I. Bin Control Check

A mechanical bin control controls the level of ice in the ice storage bin.

IMPORTANT

• Make sure the icemaker has been installed as outlined in this manual and that the water supply is on.

• Make sure S1 dip switch 7 is in the "OFF" position and dip switch 8 is in the "ON" position.

1) Remove the top and front panels and the control box cover.

2) Make sure the power switch is in the "OFF" position.

3a) Corded Models: Plug the icemaker into the electrical outlet.

3b) Hard-Wired Models: Turn on the power supply.

4) Move the control switch to the "ICE" position, then move the power switch to the "ON" position.

5) Make sure the "GM" LED on the control board is on. See Fig. 6. There is a delay of at least 30 seconds before the "GM" LED turns on after power-up. After the "GM" LED turns on, press the "SERVICE" button on the control board to bypass the 5-min. compressor delay. WARNING! Risk of electric shock. Care should be taken not to touch live terminals. Conrm the "COMP" LED turns on. Note: If the "SERVICE" button is not pressed, the "COMP" LED turns on and

compressor energizes 5 min. after gear motor starts.

6) Once the "COMP" LED is on and compressor is energized, engage the actuator located in the ice storage bin. See Fig. 7. The icemaker shuts down within 6 to 10 sec. Release the actuator.

7) Move the power switch to the "OFF" position.

8a) Corded Models: Unplug the icemaker from the electrical outlet.

8b) Hard-Wired Models: Turn off the power supply.

9) Replace the control box cover in its correct position.

10a) Corded Models: Plug the icemaker into the electrical outlet.

10b) Hard-Wired Models: Turn on the power supply.

11) Move the control switch to the "ICE" position, then move the power switch to the "ON" position to start the automatic icemaking process.

12) Replace the front and top panels.

"SERVICE" Button

"COMP" LED

Control Board

S1 Dip Switch

"GM" LED

Fig. 6

Model Shown: F-500BAJ

Fig. 7

Actuator

J. 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 qualied 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.

• Before servicing, move the power switch to the "OFF" position.

Corded Models: Unplug the appliance from the electrical outlet. Hard-Wired Models: Turn off the power supply. Lockout/Tagout to prevent the

power supply from being turned back on inadvertently.

No. of Beeps

(every 5 sec.)

1 Low Water Safety

UFS open>90 sec. after WV energized.

2 Control Switch

In "DRAIN" position longer than 15 min.

3 High-Pressure Switch

First and second activation in 1 hr.

4 High-Pressure Switch

Third activation in 1 hr.

5 Freeze Timer

WV off > 30 min. since last WV activation.

6 Low Voltage

92VAC±5% or less

7 High Voltage

147VAC±5% or more

8 Gear Motor

CCR contacts fail to close.

Type of Alarm Reset Options

Automatic reset once water supply is restored and UFS closes.

Automatic reset once the control switch is moved to the "ICE" position.

Automatic reset once pressure drops below the high pressure threshold and the high pressure switch closes.

Call for service. To avoid possible catastrophic failure, it is recommended to leave the icemaker off until this alarm is resolved. Manual reset. Turn power off and on again.

Manual reset. Turn power off and on again.

"POWER OK" LED turns off if voltage protection operates. The control voltage safeties automatically reset when voltage is corrected.

Manual reset. Turn power off and on again.

Legend: CB–control board; CCR–compressor control relay; UFS–upper oat switch;

WV–inlet water valve

III. Maintenance

The appliance must be maintained in accordance with the instruction manual and labels provided. Consult with your local Hoshizaki Certied Service Representative about maintenance service. To obtain the name and phone number of your local Hoshizaki Certied Service Representative, visit www.hoshizaki.com.

WARNING

• Only qualied service technicians should service the appliance.

• To reduce the risk of electric shock, do not touch the power switch, control switch, or plug (on corded models) with damp hands. Make sure the power switch is in the "OFF" position before plugging in or unplugging the appliance on corded models.

• Before servicing, move the power switch to the "OFF" position.

Corded Models: Unplug the appliance from the electrical outlet. Hard-Wired Models: Turn off the power supply. Lockout/Tagout to prevent the

power supply from being turned back on inadvertently.

• CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after any maintenance is done to the appliance. Make sure that none have fallen into the ice storage bin.

• Do not place ngers or any other objects into the ice discharge opening.

• After service, make sure that there are no wires pinched between the panels and appliance. Make sure you do not damage or pinch the water supply line, drain line, or power cord.

Top Panel

Proximity Switch

Bin Top Cover

Gasket A

Spout A

Evaporator Packing

Reservoir

Bin Control Bracket

Snap Pin

Shaft

Actuator

Gasket B

Spout B

Extruding Head

Evaporator Assembly

Fig. 8

Model Shown: F-500BAJ

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 scoop using a neutral cleaner. Rinse thoroughly after cleaning. Bi-Weekly Air Filter Inspect. Wash with warm water and neutral cleaner if dirty. Monthly External Water

Filters Icemaker Exterior Wipe down with a clean, soft cloth. Use a damp cloth containing a neutral

Every 6 Months

Yearly Inlet Water Valve

After 3 Years, then Yearly

Icemaker and Ice Storage Bin

Evaporator Condensate Drain Pan and Gear Motor Drain Pan

Icemaker and Ice Storage Bin Drains

Extruding Head Seal Bolts

and Drain Valve Water Hoses Inspect the water hoses and clean/replace if necessary. Condenser Inspect. Clean if necessary by using a brush or vacuum cleaner. Icemaker Inspect for oil spots, loose components, fasteners, and wires. Upper Bearing

(extruding head)

Upper Bearing (extruding head); Lower Bearing and O-ring (lower housing); Mechanical Seal; Evaporator Cylinder; Auger

Check for proper pressure and change if necessary.

cleaner to wipe off oil or dirt build up. Clean any chlorine staining (rust colored spots) using a non-abrasive cleanser.

Clean and sanitize per the cleaning and sanitizing instructions provided in this manual. See "III.B. Cleaning and Sanitizing Instructions."

Wipe down with a clean cloth and warm water. Slowly pour one cup of sanitizing solution (prepare as outlined in the sanitizing instructions in this manual) into the evaporator condensate drain pan (drains into gear motor drain pan). Be careful not to overow the gear motor drain pan. Repeat with a cup of clean water to rinse.

Check to make sure they are clear.

Inspect for leakage around seal bolts. Tighten (see torque value below) or replace as necessary. Seal bolts must be replaced once removed because seal material is one-time use only. If new seal bolts do not have preapplied threadlocker, apply Loctite243 or equivalent threadlocker to seal bolt threads.

• Torque: 11.1 ft-lb/15 N·m. Tighten 2 times. Allow at least 5 sec. in between each tightening.

Close the water supply line shut-off valve and drain the water system. Clean the inlet water valve screen and clean and inspect the drain valve.

Check for wear using .02" round stock or pin gauge. Replace both upper bearing and lower bearing if wear exceeds factory recommendations. See the Service Manual for details.

Inspect. Replace both upper bearing and lower bearing if wear exceeds factory recommendations. Replace the mechanical seal if the seal's contact surfaces are worn, cracked, or scratched. See the Service Manual for details.

B. Cleaning and Sanitizing Instructions

The icemaker must be cleaned and sanitized at least twice a year. More frequent cleaning and sanitizing may be required insome conditions.

WARNING

• To prevent injury to individuals and damage to the appliance, do not use ammonia type cleaners.

• Carefully follow any instructions provided with the cleaning and sanitizing solutions.

• Always wear liquid-proof gloves and goggles to prevent the cleaning and sanitizing solutions from coming into contact with skin or eyes.

• After cleaning and sanitizing, do not use ice made from the cleaning and sanitizing solutions. Be careful not to leave any solution on the parts or in the ice storage bin.

• Do not place ngers or any other objects into the ice discharge opening.

1. Cleaning Solution

Dilute 4.8 . oz. (142 ml) of Hoshizaki "Scale Away" with 0.8 gal. (3 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.

2. Cleaning Procedure

1) Close the water supply line shut-off valve.

2) Remove the top and front panels.

3) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Next, move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Allow the water system to drain for 5 min. Note: If the control switch is left in the "DRAIN" position for 10 min. or more, a 2-beep

alarm sounds every 5 sec. Move the control switch out of the "DRAIN" position to clear the alarm.

4) Remove all ice from the ice storage bin.

5) After the water system has drained, remove the top and front panels, then move the power switch to the "OFF" position.

6) Remove spout B and gasket B, then remove spout A, and gasket A. See Fig. 8.

7) Pour the cleaning solution over the extruding head until the evaporator assembly and the reservoir are full and the solution starts to run through the overow hose on the reservoir. Note: If there is excess scale on the extruding head, ll the evaporator assembly and

reservoir as described above, then use a clamp on the reservoir hose between the reservoir and evaporator assembly to block ow. Pour additional cleaning solution over the extruding head until the evaporator assembly is completely full.

8) Replace gasket A, spout A, gasket B, and spout B in their correct positions.

9) Allow the icemaker to sit for 10 min. before operation. If you placed a clamp on the reservoir hose in step 7, remove it before operation.

10) In bad or severe water conditions, clean the oat switch assembly as described below. See Fig. 9. Otherwise, continue to step 11.

a. Remove the oat switch assembly from

the reservoir cover.

Float Switch Assembly

b. Wipe down the oat switch assembly

with the cleaning solution.

Reservoir Cover

c. Rinse the oat switch assembly

thoroughly with clean water.

Reservoir

d. Replace the oat switch assembly in its

correct position.

Fig. 9

11) Move the control switch to the "ICE" position, then move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Make ice using the solution until the icemaker stops making ice.

12) Remove the top and front panels.

13) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Next, move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Allow the water system to drain for 5min.

14) After the water system has drained, remove the top and front panels, then move the power switch to the "OFF" position.

15) Move the control switch to the "ICE" position.

16) Move the power switch to the "ON" position, then replace the front and top panels in their correct positions.

17) Open the water supply line shut-off valve to supply water to the reservoir.

18) After the gear motor starts, remove the top and front panels.

19) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Next, move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Allow the water system to drain for 5min.

20) After the water system has drained, remove the top and front panels, then move the power switch to the "OFF" position. Note: If you do not sanitize the unit, go to step 16 in "III.B.5. Sanitizing

Procedure - Final."

21) Close the icemaker water supply line shut-off valve.

3. Sanitizing Solution

Dilute 2.5 . oz. (74 ml or 5 tbs) of a 5.25% sodium hypochlorite solution (chlorine bleach) with 5 gal. (19 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.

4. Sanitizing Procedure - Initial

1) Make sure the power switch is in the "OFF" position and the icemaker water supply line shut-off valve is closed.

2) Remove the top and front panels. Remove spout B and gasket B, then remove spout A, gasket A, and the evaporator packing.

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 overow hose on the reservoir.

4) Remove the snap pin, shaft, actuator, and bin control bracket from the bin top cover.

5) Remove the sliding door.

6) Soak the sliding door, spouts, gaskets, evaporator packing, snap pin, shaft, actuator, and bin control bracket in .25gal. (1 l) of sanitizing solution for 10 min., then wipe them down.

7) Rinse the parts thoroughly with clean water. NOTICE! If the solution is left on these

parts, they will rust.

8) Replace all parts in their correct positions.

9) Move the control switch to the "ICE" position, then move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Make ice using the solution until the icemaker stops making ice.

10) Remove the top and front panels.

11) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Next, move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Allow the water system to drain for 5min.

12) After the water system has drained, remove the top and front panels, then move the power switch to the "OFF" position.

5. Sanitizing Procedure - Final

1) Mix a new batch of the sanitizing solution.

2) Remove spout B and gasket B, then remove spout A and gasket A.

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 overow hose on the reservoir.

4) Allow the icemaker to sit for 10 min. before operation.

5) Replace gasket A, spout A, gasket B, and spout B in their correct positions.

6) Move the control switch to the "ICE" position, then move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Make ice using the solution until the icemaker stops making ice.

7) Remove the top and front panels.

8) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Next, move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Allow the water system to drain for 5min.

9) After the water system has drained, remove the top and front panels, then move the power switch to the "OFF" position.

10) Move the control switch to the "ICE" position.

11) Move the power switch to the "ON" position, then replace the top and front panels in their correct positions.

12) Open the water supply line shut-off valve to supply water to the reservoir.

13) After the gear motor starts, remove the top and front panels.

14) Move the power switch to the "OFF" position, then move the control switch to the "DRAIN" position. Next, move the power switch to the "ON" position. Replace the front and top panels in their correct positions. Allow the water system to drain for 5 min.

15) After the water system has drained, remove the top and front panels, then move the power switch to the "OFF" position.

16) Move the control switch to the "ICE" position, then move the power switch to the "ON" position to start the automatic icemaking process, then replace the top and front panels in their correct positions. Allow the icemaker to run for 30 min.

17) After 30 min., remove the top and front panels and move the power switch to the "OFF" position.

18) Pour warm water into the ice storage bin to melt all of the ice. Clean the ice storage bin liner thoroughly using a neutral cleaner. Rinse thoroughly after cleaning.

19) Move the power switch to the "ON" position to start the automatic icemaking process.

20) Replace the top and front panels in their correct positions.

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" position. When storing the appliance for extended time or in sub-freezing temperatures, follow the instructions below.

1) Close the icemaker water supply line shut-off valve and open the icemaker water supply line drain valve.

2) Remove the top and front panels.

alarm sounds every 5 sec. Move the control switch out of the "DRAIN" position to clear the alarm.

4) Attach a compressed air or carbon dioxide supply to the icemaker water supply line drain valve.

5) Move the control switch to the "ICE" position, to open the inlet water valve and briey blow out the inlet water valve. After blowing out the inlet water valve, move the power switch to the "OFF" position.

6) Close the icemaker water supply line drain valve.

7) Remove all ice from the ice storage bin. Clean the ice storage bin liner and door using a neutral cleaner. Rinse thoroughly after cleaning.

8) Replace the top and front panels in their correct positions.

V. Disposal

This 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.

618 Hwy. 74 South, Peachtree City, GA 30269 USA (P) 770.487.2331 (F) 770.487.3360 hoshizakiamerica.com 1A4364-010

Hoshizaki F300BAJ User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual

Important Safety Information

A. Electrical and Refrigerant Data

1. F-300BAJ

2. F-500BAJ

B. Dimensions/Connections

1. F-300BAJ

2. F-500BAJ

II. Installation and Operating Instructions

A. Location

B. Checks Before Installation

C. How to Remove Panels

D. Setup

E. Electrical Connection

F. Water Supply and Drain Connections

G. Final Checklist

H. Startup

I. Bin Control Check

J. Alarm Safeties

III. Maintenance

A. Maintenance Schedule

B. Cleaning and Sanitizing Instructions

IV. Preparing the Appliance for Periods of Non-Use

V. Disposal