Hoshizaki BAKER SF 950 + Service Manual
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Hoshizaki BAKER SF 950 + Service Manual

Hoshizaki BAKER SF 950 + Service Manual

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HOSHIZAKI EUROPE
B.V.
HOSHIZAKI SERVICE MANUAL
BAKER SF 950 + / SF 550
As the user, please use the operating instructions.
This service manual does not include operating instructions.
It is only intended for the service technician.
here.
1

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  • Page 1 HOSHIZAKI EUROPE B.V. HOSHIZAKI SERVICE MANUAL BAKER SF 950 + / SF 550 As the user, please use the operating instructions. This service manual does not include operating instructions. It is only intended for the service technician. here.

  • Page 2: Table Of Contents

    HOSHIZAKI EUROPE B.V. Content 1) Safety Information ........................3 2) Intended Use ..........................3 3) Suitable Installation Site ......................3 4) Setting up Several Cabinets Side by Side ...................6 5) Unpacking and Installing the Cabinet ..................7 6) Condensation Water Re-evaporation ...................9 7) Electrical Connection........................9 8) Instructions for Daily Use ......................

  • Page 3: Safety Information

    HOSHIZAKI EUROPE B.V. 1) Safety Information This service manual does not include comprehensive operating instructions for the user; it is only a further supplement to the operating instructions. It intends for a trained service technician. As a result, many important safety instructions for the user are missing about the scope and readability.
  • Page 4 HOSHIZAKI EUROPE B.V. Distance from walls and ceiling: A gap of at least 500 mm must be kept between the top edge of the machine compartment and the ceiling, and of at least 50 mm from walls, furniture and other cabinets.
  • Page 5 HOSHIZAKI EUROPE B.V. ATTENTION • The handle is an auxiliary part for fine-tuning the position of the product. • Securely fix the bolts. Otherwise, the product may be damaged or the handle may come off and injure you. • This product weighs approximately 200kg. Be careful when moving the product. If the product topples over or falls, the product may be damaged or injure you.

  • Page 6: Setting Up Several Cabinets Side By Side

    HOSHIZAKI EUROPE B.V. 4) Setting up Several Cabinets Side by Side Depending on the temperature and air humidity at the installation site as well as the selected set point setting, the moisture in the ambient air can condense on the surface of a refrigerating unit due to its design.

  • Page 7: Unpacking And Installing The Cabinet

    HOSHIZAKI EUROPE B.V. 5) Unpacking and Installing the Cabinet Warning The refrigeration unit is located at the top of the cabinet. At least two people are required to lay down the cabinet and set it up right again. Important If the cabinet has laid on its back or was transported horizontally, then it must stand upright for at least two hours before switching it on to allow the oil to collect in the compressor.
  • Page 8 HOSHIZAKI EUROPE B.V. 7-8- Then, 2 pieces of short wooden pieces at the back of the pallet are removed by hand. Once the pieces of wood that hold the cabinet to the pallet are removed, it means the cabinet is no longer connected to the pallet.

  • Page 9: Condensation Water Re-Evaporation

    HOSHIZAKI EUROPE B.V. Cabinets on legs: Cabinets on legs require an even, solid floor. Cabinets on legs are levelled by turning the internal part of the feet. 6) Condensation Water Re-evaporation The cabinets are equipped with a chamber for re-evaporation of the condensation water on top of the cabinets.

  • Page 10: Instructions For Daily Use

    HOSHIZAKI EUROPE B.V. 8) Instructions for Daily Use In order to achieve the necessary air circulation in the interior, only store goods within the corresponding markings (loading marks) and on the shelves (never on the floor or in front of the air outlets).

  • Page 11: Cleaning And Maintenance

    HOSHIZAKI EUROPE B.V. 9) Cleaning and Maintenance The cabinet must be cleaned regularly. The intervals depend on the usage and level of soiling (at least annually). Before carrying out any cleaning or maintenance operations, unplug the unit Don’t touch or wet the machine compartment parts. This could result in failure or breakdown.
  • Page 12 HOSHIZAKI EUROPE B.V. Condenser Use vacuum cleaner or a soft brush to remove dust and stains from the condenser. Warning: If users clean the condenser with hard brush, such as dishwasher brush, the coating of condenser may peel off. *Air Filter To prevent deformation do not wash the air filter hot water above 40°...

  • Page 13: Control Elements

    HOSHIZAKI EUROPE B.V. 10) Control Elements Overview of the display: ATTENTION During maintenance and repairs, it must be ensured that the unit has no voltage applied to it. So take the plug out of the socket, or shut off the power! It is NOT enough to switch the unit off with the START/STOP button...
  • Page 14 HOSHIZAKI EUROPE B.V. CONNECTION, DISPLAY AND LOADING OF THE SOFTWARE Switch the unit on with the on/off button: Once the unit has been connected up, all segments in the display will light up in white for approx. 3 seconds (display test).
  • Page 15 HOSHIZAKI EUROPE B.V. INITIAL DEFROSTING OF THE EVAPORATOR If the unit is in use and it is cold in the room, the program starts with a defrosting cycle. In connection with this, the display shows the temperature internally within the unit. (Do not use...
  • Page 16 HOSHIZAKI EUROPE B.V. When the button is released, an auditory signal is issued and the value is saved. The display once again will show the internal temperature within the unit. Regulation in HCL, PCL, SCL During storage, the evaporator fans run at low speed. In the programs HCL, PCL,and SCL compressor 2 is cut in immediately or delyed, and the fans start to run at hign speed.
  • Page 17 HOSHIZAKI EUROPE B.V. TIME CONTROLLED COOLING “HCL” This program is time-controlled only. The air temperature and the temperature of the contents of the cabinet are not taken into account. Both compressors perform the cooling in parallel. The second compressor starts 15 seconds after the first one. When the proper evaporator temperature is attained, the fan will be running audibly with a very high RPM figüre.
  • Page 18 HOSHIZAKI EUROPE B.V. TEMPERATURE CONTROLLED COOLING This program cools down to the selected, desired value at full motor power (controlled with the use of the extra sensor). Both compressors perform the cooling in parallel. The second compressor starts 15 seconds after the first one. When the proper evaporator temperature is attained, the fan will be running audibly with a very high RPM figüre.
  • Page 19 HOSHIZAKI EUROPE B.V. After pressing the button, it will be lit continuously. The “P” “+” and “-“ buttons will blink. The curve symbol for Soft Chill will light up. The secondary display shows the program name "SCL" and the tertiary display the selected desired temperature value.
  • Page 20 HOSHIZAKI EUROPE B.V. MANUAL DEFROSTING OF EVAPORATOR Manual defrosting is only possible as initial defrosting: 1) To start a program, press on button and wait for 10 seconds. 2) Press on in order to end/interrupt the program. This will allow defrosting to be commenced.
  • Page 21 HOSHIZAKI EUROPE B.V. THE USER MENU The user menu is opened by pressing the button for approx. 3 seconds. Navigate through the menu using the using the “+” and “-“ buttons, after which the selected menu item is opened with the “P” button. The “P”, “+” and “-“ buttons increase or decrease the value. They are also used to navigate around in the submenu ("LAL").
  • Page 22 HOSHIZAKI EUROPE B.V. DRY COOLING Dry cooling function may only be selected via the user menu. The user menu is opened by pressing the button for approx. 3 seconds. The function can now be switched in or out under the dc menu item, saved with “P” button after which the menu is exited with button.
  • Page 23 HOSHIZAKI EUROPE B.V. ALARMS Code Explanation The door is open (or the door switch is closed in another manner). Door alarm ”dA” was activated. Local alarm, maximum value was activated (LHL) Room temperature sensor is defective. The sensor must be replaced by the service department. The cabinet will still approximately maintain the preset temperature with the use of an emergency program.
  • Page 24 HOSHIZAKI EUROPE B.V. PARAMETER LIST Setting Parameter Description Default Range Temperature limit for ALARM SETTINGS condenser sensor 0….99 °C (Compressor stop, Cond.alarm) Reset temperature 0….99 °C Interval for alarm repetition 5…30 min Parameter Description Setting Range Default Display of setpoint after 0 …...
  • Page 25 HOSHIZAKI EUROPE B.V. Setting Parameter Description Default Range Evaporator fan start after FAN (EVAPORATOR) 0 … ‐10 °C defrosting SETTINGS Running‐ /pause time ratio for 0 … 10 min evaporator fan: Pause Running‐ /pause time ratio for 0 … 99 sec...
  • Page 26 HOSHIZAKI EUROPE B.V. Parameter Description Setting Range Test Compressor 1 + ON ("on") - OFF ("TC") condenser fan Test Evaporator fan ON ("on") - OFF ("TF") TEST RELAY Test Defrost heater ON ("on") - OFF ("Td") SETTINGS Test Light ON ("on") - OFF ("TL") Test Compressor 2 ON ("on") - OFF ("tC2")

  • Page 27: Switching The Door Hinge Side

    HOSHIZAKI EUROPE B.V. 11) Switching the Door Hinge Side The door hinge side can be changed without additional parts. The hinge brackets are asymmetrical, so you must take special care to not get them mixed up – if in doubt, label them before making the modification.
  • Page 28 HOSHIZAKI EUROPE B.V. The following description applies to the modification from right to left. In the opposite situation, the corresponding procedure is reversed. 1. Remove the fastening screw 2. Fold the canopy upwards 3. Open the door at an angle...
  • Page 29 HOSHIZAKI EUROPE B.V. 7. Remove the door closer 8. Move the hinges from the 9. Remove the blind plugs for without turning the door closer bottom right to the top left, this. square. and from the top right to the bottom left;...

  • Page 30: Reaching The Evaporator Unit For Service

    HOSHIZAKI EUROPE B.V. 12) Reaching the Evaporator Unit for Service 1-2-3) The inner air sheet plate of the refrigerator cabinet is disassembled by cordless or manual screwdriver and removed carefully. ) To easy work, sheet place can put on the top of the rail.

  • Page 31: Reaching The Refrigerating Unit For Service

    HOSHIZAKI EUROPE B.V. 13) Reaching the Refrigerating Unit for Service 1. Remove the fastening screw in the middle at the 2. Fold the canopy upwards and secure it against bottom edge of the canopy. folding back down using adhesive tape or similar.

  • Page 32: Measures For Taking The Cabinet Out Of Operation For Long Periods

    HOSHIZAKI EUROPE B.V. 14) Measures for Taking the Cabinet Out of Operation for Long Periods • Disconnect the power plug from the socket or switch off the circuit fuse. • Remove all foods from the cabinet. • Clean the cabinet (see cleaning section).

  • Page 33: Technical Support And Ordering Spare Parts

    OrderSE@hoshizaki.dk Hoshizaki Italia – Italia TEL: +39 348 3022156 commerciale@hoshizaki.it Hoshizaki Europe B.V – All other countries in Europe and Africa TEL: +31 (0)20 691 84 99 sales@hoshizaki.nl -- http://hoshizaki-europe.com/ In the event of faults, please first check if the cabinet is connected to the mains, then check the fault indicator on the display and consult the service manual.

  • Page 34: Technical Data

    2 X 0,232 Equivalent 1,392 Heavy-duty; This appliance is intended for use in ambient temperatures up to 40°C Contact Details: HOSHIZAKI EUROPE B.V. Address: Burgemeester Stramanweg 101 1101 AA Amsterdam, The Netherlands Tel.: +31 (0)20 691 84 99 - http://hoshizaki.europe.com/...

  • Page 35: Dimensions

    HOSHIZAKI EUROPE B.V. 18) Dimensions BAKER SF 950...
  • Page 36 HOSHIZAKI EUROPE B.V. BAKER SF 550...

  • Page 37: Wiring Diagram

    HOSHIZAKI EUROPE B.V. 19) Wiring Diagram SF 950+ DIAGRAM...
  • Page 38 HOSHIZAKI EUROPE B.V. SF 550 DIAGRAM...

  • Page 39: Cooling Diagram

    HOSHIZAKI EUROPE B.V. 20) Cooling Diagram SF 950 COOLING DIAGRAM...
  • Page 40 HOSHIZAKI EUROPE B.V. SF 550 COOLING DIAGRAM...

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Baker sf 550

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