Hoshizaki JWE-620UA-6B инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Hoshizaki JWE-620UA-6B. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Hoshizaki JWE-620UA-6B или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Hoshizaki JWE-620UA-6B можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Hoshizaki JWE-620UA-6B, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Hoshizaki JWE-620UA-6B должна находится:
- информация относительно технических данных устройства Hoshizaki JWE-620UA-6B
- название производителя и год производства оборудования Hoshizaki JWE-620UA-6B
- правила обслуживания, настройки и ухода за оборудованием Hoshizaki JWE-620UA-6B
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Hoshizaki JWE-620UA-6B это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Hoshizaki JWE-620UA-6B и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Hoshizaki, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Hoshizaki JWE-620UA-6B, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Hoshizaki JWE-620UA-6B, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Hoshizaki JWE-620UA-6B. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    SER VICE MANUAL HOSHIZAKI DISHWASHER JWE-620UA-6B NO. 80VC-782 ISSUED: OCT . 20, 2009 REVISED: MAR. 28, 201 1 MODEL[...]

  • Страница 2

    IMPORT ANT Only quali fi ed service technicians should install, service, and maintain the unit. No service or maintenance should be undertaken until the technician has thoroughly read this Service Manual. Failure to service and maintain the equipment in accordance with this manual may adversely affect safety , performance, component life, and warr[...]

  • Страница 3

    IMPORT ANT This manual should be read carefully before the unit is serviced or maintenance operations are performed. Only quali fi ed service technicians should install, service, and maintain the unit. Read the warnings contained in this booklet carefully as they give important information regarding safety . Please retain this booklet for any furt[...]

  • Страница 4

    3. Inadequate Rinse ----------------------------------------------------------------------------------- 43 4. Dishwasher Will Not Start When Door Closed ----------------------------------------------44 5. No or Inadequate Detergent/Rinse Aid Supply ----------------------------------------------45 6. W ash T ank W ater Boils ------------------------[...]

  • Страница 5

    Important Safety Information Throughout this manual, notices appear to bring your attention to situations which could result in death, serious injury , or damage to the unit. W ARNING Indicates a hazardous situation which could result in death or serious injury . CAUTION Indicates a situation which could result in damage to the unit. IMPORT ANT Ind[...]

  • Страница 6

    1 I. Speci fi cations A. Speci fi cation Sheet WASH TANK SIDE BOOSTER TANK SIDE 3 phase 3-wire 208-230V/60Hz (±10%) 15.8kVA(39.7A) Max Running 36.6A, Rated Motor 4.2A 26.0A Rated Motor 1.40kW (Power Factor 85%) Max 14.30kW AC SUPPLY VOLTAGE POWER SUPPLY CAPACITY AMPERAGE STARTING AMPERAGE ELECTRICAL CONSUMPTION HEATER 6.9kW 6.0kW RACK SIZE NUMBE[...]

  • Страница 7

    2 B. Nameplate Rating For certi fi cation marks, see the nameplate on the dishwasher . We reserve the right to make changes in speci fi cations and design without prior notice.[...]

  • Страница 8

    3 C. Dimensions/Connections Units: mm [in.][...]

  • Страница 9

    4 II. General Information A. Construction 1. Dishwasher[...]

  • Страница 10

    5 2. Internal Booster Tank Legend: F/S – fl oat switch; H –heater; TH –thermistor[...]

  • Страница 11

    6 3. Control Box a) Auxiliary Code U-1, U-2, U-3, V -0, A-0 Fan Motor Air Flow To p V i e w Ground Fault Circuit Interrupter W ash T ank Heater Control W ash PM Control Internal Booster T ank Heater Control Rinse PM Control Side V iew Fan motor is atta ched to the base Legend: CB –control board; GFCI –ground fault circuit interrupter; MC –mag[...]

  • Страница 12

    7 b) Auxiliary Code A-1 and Later Legend: CB –control board; GFCI –ground fault circuit interrupter; MC –magnetic contactor; PM –pump motor; RX –phase reversal relay; TR –transformer; X –relay[...]

  • Страница 13

    8 B. Sequence of Operation The steps in the sequence are as outlined below. 1. Auto Fill Cycle a) Auxiliary Code U-1, U-2, U-3, V -0, A-0 “AUTO FILL” lamp fl ashing and “RINSE,” “STANDARD,” or “LONG” lamp on. If WT WLS is open when power is supplied and the “ON/OFF” button is pressed, the “AUTO FILL” lamp fl ashes and the [...]

  • Страница 14

    9 on. If WT WLS is open, BZ beeps continuously, the "AUTO FILL" lamp goes off and "A1" fl ashes in the display. For details, see "III.B.3.a) Auto Fill Error (A1)." Note: 1. If DS opens during the auto fi ll cycle, the "AUTO FILL" lamp goes off, and RPM de- energizes. When DS closes again, the "AUTO FIL[...]

  • Страница 15

    10 "STANDBY/CLEANING" Button Start When the "READY" lamp is on, the unit starts operation in the selected mode when the "STANDBY/CLEANING" button is pressed. "STANDARD" or "LONG" lamp fl ashing (depending on the wash mode selected). WPM energizes and power is supplied to DFT for the length of time [...]

  • Страница 16

    11 "RINSE" lamp fl ashing. RPM energizes and power is supplied to RFT for length of time set by the rinse cycle time setting. For details, see "Rinse Cycle Time" (service menu item 03) in "II.D.7.b) Service Menu Chart." RPM draws water from BT and sends it through the rinse spray arms. Rinse aid is fed into the rinse [...]

  • Страница 17

    12 C. Sequence of Operation Flow Chart a) Auxiliary Code U-1, U-2, U-3, V -0, A-0 Dishwasher Sequence Flow Chart JWE-620UA-6B 1. Auto Fill Cycle • DS must be closed for cycle to start. • RPM time: (service menu item 03). • RPM energized/de-energized count: (service menu item 07). • BTH and WTH are de-energized during Auto Fill Cycle. Cycle [...]

  • Страница 18

    13 Dishwasher Sequence Flow Chart JWE-620UA-6B 1. Auto Fill Cycle • DS must be closed for cycle to start. • RPM time: (service menu item 03). • RPM energized/de-energized count: (service menu item 07). • BTH is de-energized during Auto Fill Cycle. • WTH energized when WT WLS closed. Cycle Steps 2. Ready Cycle (Unit Inactive) WV energized/[...]

  • Страница 19

    14 D. Control Board and Operation Board • A Hoshizaki exclusive solid-state control board and operation board are employed in all Hoshizaki dishwasher units. • All models are pretested and factory set. CAUTION 1. The control board and operation board are fragile; handle very carefully. 2 . The control board and operation board contain integrate[...]

  • Страница 20

    15 2. Control Board Layout Inputs and outputs are laid out on the control board as illustrated below. Buz zer Output XA Conne ctor (2P) Si gn al I np ut XA Co nnec t o r ( 6 P) Powe r I npu t VH Connecto r (6P) Output VH Conne ct o r ( 7P) Output VH Conne ct o r ( 5P) X1 X2 X3 X4 X5 X6 X7 CN8 CN9 CN10 CN1 CN7 CN6 CN5 CN1 1 CN13 CN12 CN4 CN2 CN3 1 4[...]

  • Страница 21

    16 3. Control Board Diagram a) Auxiliary Code U-1, U-2, U-3, V -0, A-0       Pins 1-4 shorted: 3 phase control Pins 1-4 open: Booster Tank control Internal Booster T ank Thermistor W ash T ank Thermistor Buzzer Output X5 X4 MC2 X1 MC1 X1 3 X2 X3 X6 X7 5 7 Wa te r Val v e 1 XA Connector XA Connector XH Connector Door Switch Wash Ta[...]

  • Страница 22

    17 b) Auxiliary Code A-1 and Later       Internal Booster T ank Backup Water Level Float Switch Phase Reversal Input Pins 1-4 shorted: 3 phase control Pins 1-4 open: Booster Tank control Internal Booster T ank Thermistor W ash T ank Thermistor Buzzer Output X5 X4 MC2 X10 MC1 X1 3 X2 X3 X6 X7 5 7 Wa te r Val v e 1 XA Connector XA C[...]

  • Страница 23

    18 4. Operation Panel Layout The operation panel is mounted on the side of the unit and is connected to the CN5 connector on the control board. 5. Features a) Display This operation board uses an LED display to show system details and diagnostic information. b) Service Menu and Error Log A service menu [“01” to “17” and “21” to “25”[...]

  • Страница 24

    19 d) Standby Lamp Comes on when the dishwasher is in the standby mode. The unit will not start even when the door is closed with this lamp on. See "II.D.6.h) "STANDBY/CLEANING" button. e) Up Button, Down Button Press to scroll through the service menu and adjust settings. Can also be used as follows: Press to display the total numbe[...]

  • Страница 25

    20 b) Service Menu Chart (Auxiliary Code U-1, U-2, U-3, V -0, A-0) Service Menu Item and Details Setting Range Display Factory Default 01 W ash Cycle T ime (Standard Mode) 1 to 99 seconds (see no. 08 for multiplier) 1 to 99 41 (41 seconds) 02 W ash Cycle T ime (Long Mode) 10 to 990 seconds (see no. 09 for multiplier) 1 to 99 1 1 (1 1 seconds) 03 Ri[...]

  • Страница 26

    21 c) Service Menu Chart (Auxiliary Code A-1 and Later) Service Menu Item and Details Setting Range Display Factory Default 01 W ash Cycle T ime (Standard Mode) 1 to 99 seconds (see no. 08 for multiplier) 1 to 99 41 (41 seconds) 02 W ash Cycle T ime (Long Mode) 10 to 990 seconds (see no. 09 for multiplier) 1 to 99 1 1 (1 1 seconds) 03 Rinse Cycle T[...]

  • Страница 27

    22 21 T otal Operation Cycles Before Alert 10 to 990 cycles 1 to 99 2 (20 cycles) 22 Display Hold Function ON: stays on OFF: goes off after 10 minutes on or oF oF 23 Power Supply Lock Function ON: "Ch" keeps fl ashing until electrode is turned off OFF: "Ch" goes off when "ON/ OFF" button is switched off on or oF oF 24[...]

  • Страница 28

    23 9. Error Codes In the event of operation outside of normal parameters, the control board identi fi es the issue with an error code and beeps. If more than one error occurs, the display cycles through the relevant error codes. For service corrections, see "III.B. Error Codes." Error Codes A1 W ash T ank Auto Fill Error A2 Internal Boos[...]

  • Страница 29

    24 until the temperature is reached. If the temperature is not reached in 60 seconds, the unit goes into ready mode. This setting only applies when the energy saving mode is activated. Note: The default water temperature drop of setpoint minus 15°F (8°C) was based on test results under the following conditions: Supply Voltage: 230V Water Supply T[...]

  • Страница 30

    25 3) Set service menu item 22 to either OFF [“Ch” goes off after 10 minutes] or ON [“Ch” keeps fl ashing] (factory default: OFF). Even if set to ON, “Ch” goes off when the “ON/OFF” button on the operation panel is switched off. 4) Set service menu item 23 to ON to stop the beep when the “ON/OFF” button is switched off but to r[...]

  • Страница 31

    26 III. Service Diagnosis W ARNING 1. This unit should be diagnosed and repaired only by qualified service personnel to reduce the risk of death, electric shock, serious injury, or fi re. 2 . Risk of electric shock. Use extreme caution and exercise safe electrical practices. 3. Moving parts (e.g., fan blade) can crush and cut. Keep hands clear. 4.[...]

  • Страница 32

    27 It is recommended to conduct this sequence check in the auto fi ll cycle after draining the wash tank and internal booster tank. See “II.B. Sequence of Operation” for further details. 1) Move the power switch (GFCI) to the “OFF” position. 2) Pull out the over fl ow pipe to drain the wash tank. 3) Drain the internal booster tank through[...]

  • Страница 33

    28 B. Error Codes In the event of operation outside of normal parameters, the control board identi fi es the issue with an error code. For further service information, see "III.C. Service Flow Charts." 1. Error Code T able Error Code Problem Operation Reset A1 Wash Tank Auto Fill Error Water level in wash tank does not reach water level [...]

  • Страница 34

    29 Error Code Problem Operation Reset H4 Internal Booster Tank Thermistor Error (open) Thermistor senses abnormal temperature (at (heater off) or below -6°F (-21°C)). Normal (internal booster tank heaters off) After replacing failed component, alarm resets. H5 ROM/RAM Error Control board ROM/RAM fails. Unit stops After replacing control board, al[...]

  • Страница 35

    30 3. Error Code Details a) Auto Fill Error (A1) • If the water level sensor in the wash tank is not closed at the end of the auto fi ll cycle, the unit shuts down, "A1" appears in the display, and the buzzer sounds. • To reset, use the "ON/OFF" button to turn the unit off and then back on. • See the chart below for possi[...]

  • Страница 36

    31 b) Internal Booster Tank Auto Fill Error (A2) • In the auto fi ll cycle, if the internal booster tank water level fl oat switch does not close within 10 minutes after the cycle starts, the unit shuts down, "A2" appears in the display, and the buzzer sounds. • To reset, use the "ON/OFF" button to turn the unit off and th[...]

  • Страница 37

    32 c) Wash Tank Water Level Error (A3) • If the water level in the wash tank goes below the water level sensor in "READY" mode or in "STANDBY," the auto fi ll cycle starts, "A3" appears in the display, and the buzzer sounds. • The error resets if the water level sensor is closed at the end of the auto fi ll cycle[...]

  • Страница 38

    33 d) Internal Booster Tank Water Level Error 1 (Internal Booster Tank Water Level Float Switch Closed) (o1) • If both the internal booster tank water level fl oat switch and the internal booster tank backup water level fl oat switch have remained closed for 1 minute, the internal booster tank heaters de-energize, "o1" appears in the [...]

  • Страница 39

    34 e) Internal Booster Tank Water Level Error 2 (Internal Booster Tank Water Level Float Switch Open) (o2) • If the internal booster tank water level fl oat switch is open and the internal booster tank backup water level fl oat switch has remained closed for 1 minute, the internal booster tank heaters de-energize, "o2" appears in the [...]

  • Страница 40

    35 f) Wash Tank Thermistor Error (H1, H2) • If the wash tank thermistor senses a temperature at or above 231°F (111°C) (2.4k Ω ), the thermistor leads are considered shorted and the wash tank heaters de-energize, "H1" appears in the display, and the buzzer sounds. • If the wash tank thermistor senses a temperature at or below -6°F[...]

  • Страница 41

    36 g) Internal Booster Tank Thermistor Error (H3, H4) • If the internal booster tank thermistor senses a temperature at or above 231°F (111°C) (2.4k Ω ), the thermistor leads are considered shorted and the internal booster tank heaters de-energize, "H3" appears in the display, and the buzzer sounds. • If the internal booster tank t[...]

  • Страница 42

    37 h) ROM/RAM Error (H5) • If a ROM/RAM error is detected, the unit shuts down, "H5" appears in the display, and the buzzer sounds. • After replacing the failed component, the alarm resets. • See the chart below for possible causes and remedies. i) EEPROM Error (H6) • If an EEPROM error is detected, the unit shuts down, "H6&q[...]

  • Страница 43

    38 j) Phase Reversal Error (H7) • If a phase reversal error is detected, the unit shuts down, "H7" appears in the display, and the buzzer sounds. • After correcting the connection, the alarm resets. • See the chart below for possible causes and remedies. Electrical Connection Connected in wrong positions. Swap two of three wires at [...]

  • Страница 44

    39 C. Service Flow Charts 1. Unit Will Not Start Main Power Supply Unit will not start Problem Possible Cause Remedy Power Switch (GFCI) “OFF” position. Move to “ON” position. ON/OFF Button “OFF” position. Move to “ON” position. Power Failure W ait for recovery . No W ater Supply W ater failure. W ait for recovery . Shut off valve c[...]

  • Страница 45

    40 Continue T ransformer Open coil winding. Check continuity and replace. Wiring to Control Board Loose connections or open. Check continuity and replace. Control Board In alarm. See “III.B. Error Codes.” Defective. Replace.[...]

  • Страница 46

    41 2. Dishes Not Clean Low W ash Pump Output Clogged with foreign matter . Clean. V oltage drop. Remove cause. V apor lock due to clogged tank filter . Clean tank filter . Clogged. Dishes not clean Problem Possible Cause Remedy W ash pump defective. Replace. Out of position (not rotating evenly). Obstructed by cutlery or other item. Reposition the [...]

  • Страница 47

    42 W ash Cycle T ime T oo short. Adjust longer . Continue Detergent No supply . See “III.C.5. No or Inadequate Detergent/Rinse Aid Su pp l y .” Insufficient supply . Refill or adjust detergent feeder . Unspecified detergent used. Use specified detergent only . Replace. Defective. Replace. Magnetic contactor defective. Reset manually . Overheat [...]

  • Страница 48

    43 3. Inadequate Rinse Low Rinse Pump Output Clogged with foreign matter . Clean. Rinse water line scaled. Clean. V oltage drop. Remove cause. Inadequate rinse Problem Possible Cause Remedy Rinse pump defective. Replace. Rinse S pray Arms Low pump output. See “Low Ri nse Pump Output.” Rinse Cycle T ime T oo short. Adjust longer . V oltage T oo [...]

  • Страница 49

    44 4. Dishwasher Will Not Start When Door Closed Setting error Unit in “ST ANDBY .” Press “ST ANDBY/ CLEANING” button to cancel “ST ANDBY .” Dishwater will not start when door closed Problem Possible Cause Remedy W ash/Rinse cycle start initiation (service menu item 1 1) set to “ST ANDBY/ CLEANING” button. Change to door switch star[...]

  • Страница 50

    45 5. No or Inadequate Detergent/Rinse Aid Supply Detergent/Rinse Aid Empty . Refill. Clogged or kinked. Clean or straighten. No or inadequate detergent/rinse aid supply Problem Possible Cause Remedy Supply Line (Injector , Vin y l Hose , S trainer ) Air in line. Purge air . Supply volume too low . Set to proper volume. Detergent Pump Defective. Re[...]

  • Страница 51

    46 7. Wash Tank Water Not Draining Drain Hose Clogged. Unclog. W ash tank water not draining Problem Possible Cause Remedy Pinched. Correct. Clogged. Unclog. Drain Pipe (Overflow Pipe) Raised. Correct.[...]

  • Страница 52

    47 D. Float Switch Check and Cleaning If an abnormal input signal is found by “III.A. Diagnostic Procedure” or the error code “o1” or “o2” is displayed, check and clean/replace the fl oat switch according to the procedure below . 1. Float Switch Check T o check the fl oat switch, follow the steps below . 1) Remove the internal booster[...]

  • Страница 53

    48 E. Thermistor Check If the error code “H1” “H2” “H3” or “H4” or an abnormal temperature [above 231°F (111° C) or below -6°F (-21°C) ] appears in the display , or the wash tank water boils, check the thermistor(s) according to the procedure below . If replacement is required, see “IV .M. Removal and Replacement of Thermistor[...]

  • Страница 54

    49 IV . Removal and Replacement of Components W ARNING 1 . This unit should be diagnosed and repaired only by qualified service personnel to reduce the risk of death, electric shock, serious injury, or fi re. 2. Move the power switch (GFCI) to the "OFF" position and turn off the power supply before servicing. Lockout/Tagout to prevent th[...]

  • Страница 55

    50 * The illustration shows relay X13 provided only for Auxiliary Code A-1 and later .[...]

  • Страница 56

    51 C. Removal and Replacement of Internal Booster T ank 1) Move the power switch (GFCI) to the “OFF” position, then turn off the power supply. Lockout/Tagout to prevent the power from being turned back on inadvertently. 2) Close the water supply line shut-off valve. 3) Use the internal booster tank drain hose to drain the internal booster tank.[...]

  • Страница 57

    52 D. Removal and Replacement of W ash Pump Motor To remove: 1) Move the power switch (GFCI) to the “OFF” position, then turn off the power supply . Lockout/T agout to prevent the power from being turned back on inadvertently . 2) Drain the wash tank. 3) Remove the front panel. 4) Carefully pull out the control box. 5) Disconnect the wash pump [...]

  • Страница 58

    53 6) Fill the tank with water, then check for water leaks from the joints. If there is a water leak, check the connections, and retighten the bands. If there are no water leaks, drain the tank. This inspection cannot detect water leaks from the fl exible pipe and pipe joint connection. 7) Connect the wiring. When finished, cover the connections w[...]

  • Страница 59

    54 F . Removal and Replacement of Handle 1) Unscrew the door link shaft with the door closed. While holding the handle by hand to prevent it from springing back, remove the link arms and related parts from the shaft. WARNING Be sure to hold the handle, or it may spring back and cause injury. 2) Remove the screws securing the handle to the arms, and[...]

  • Страница 60

    55 G. Removal and Replacement of Door To remove: 1) Open the door. Remove the lower screws securing the roller units from inside the wash compartment, then loosen the upper screws. CAUTION! Never remove the upper screws, or the roller units will fall into the rails, and the door cannot be removed. If the roller units should fall into the rails, use[...]

  • Страница 61

    56 H. Removal and Replacement of Spring Unit 1 ) Remove the handle. W ARNING! To reduce the risk of injury, follow the instructions in “IV .F . Removal and Replacement of Handle.” 2) Remove the frame covers. 3) Loosen the spring unit mounting screws, and remove the operation panel. 4) Remove the spring unit mounting screws, and lift off the spr[...]

  • Страница 62

    57 6) Adjust the door opening/closing force. See “IV .J. Adjustment of Door Opening/Closing Force.” J. Adjustment of Door Opening/Closing Force The door opening/closing force is easily adjustable as follows: 1) Remove the frame cover . 2) Remove the U-nut. 3 ) Rotate the door opening/closing force adjustment screw with a fl at blade screwdrive[...]

  • Страница 63

    58 K. Removal and Replacement of Flush Pipe 1) Remove the rack rails, upper/lower wash and rinse spray arms, tank fi lters, over fl ow pipe, and separator. 2) Remove the rack guide. 3) Remove the band. 4) Remove the upper and lower headers. 5) Unscrew the joint to the pump discharge outlet, then remove the fl ush pipe. 6) To replace, reverse the[...]

  • Страница 64

    59 L. U-Packing Installation Instructions CAUTION Incorrect installation of the U-packings will cause water leaks. 1) Water Supply Pipe and Rinse Pump Connection • The pipe is under pressure inside and under atmospheric conditions outside. 2) Rinse Water Line Connection Inside Double Pipe • The pipe is under pressure inside and outside.[...]

  • Страница 65

    60 3) Header (Rinse Spray Arm) and Double Pipe Connection M. Removal and Replacement of Thermistor CAUTION 1. The thermistors are fragile; handle very carefully. 2. Always use the recommended sealant (high thermal conductive type), Model KE4560RTV manufactured by SHINETSU SILICONE, Part Code 60Y000-11, or Part Code 4A0683-01 or equivalent. 3. Do no[...]

  • Страница 66

    61 N. Removal and Replacement of Control Board or Operation Board When replacing a control board or operation board, follow the precautions below . CAUTION 1. The control board and operation board are fragile; handle very carefully. 2 . The control board and operation board contain integrated circuits, which are susceptible to failure due to static[...]

  • Страница 67

    62 Stay - OP Joint - Operation (B) Operation Panel (B) T ube (A) T ube (B) Operation Board Connector Cable - Operation Unit Frame Mounting Screw[...]

  • Страница 68

    63 V . Cleaning and Maintenance Instructions A. Daily Maintenance IMPORT ANT Be sure to clean the dishwasher after closing time every day . It is dif fi cult to remove heavy soils left overnight. In high temperature conditions, food scraps will rot and affect sanitary operation. 1) T ake out scraps from the removed tank fi lters, and wash them cl[...]

  • Страница 69

    64 6) Check the pump fi lter inside the wash tank. If it is clogged, clean it with a scourer . 7) Check the water level sensor . If it is dirty , clean it with a soft brush. IMPORT ANT Do not use a metal brush to clean the water level sensor . The surfaces may be damaged, or metal particles attached to the sensor may cause malfunction. 8) Replace [...]

  • Страница 70

    65 1 1 ) Place the lower wash spray arm on the lower spray arm shaft, and tighten the lower spray arm nut in the direction of the arrow . 12) Check that the wash spray arms and rinse spray arms can be turned easily by hand. 13) Insert the drain pipe securely . 14) Lower the rack rail. With the rack rail lifted up, the door cannot be closed and the [...]

  • Страница 71

    66 5) Close the door . “SC” and the “AUTO FILL” lamp start fl ashing, and the self-cleaning cycle begins. The buzzer sounds and the operation panel turns of f when the cycle ends. Move the power switch (GFCI) to the “OFF” position. T urn off the water heater , and the gas and water supplies. 6) Open the door , and remove the upper and [...]

  • Страница 72

    67 Recommendation of safety inspection by service personnel Even if there is no problem with its use, a product out of warranty may have a risk of electric shock, fi re, or water leak due to insulation degradation or aging of the electrical parts. Ask an authorized Hoshizaki service company for the following inspections (charged): • Dust and dir[...]

  • Страница 73

    68 F . Shutdown CAUTION If there is a possibility that the ambient temperature may fall below 32°F (0° C) and freeze the unit, be sure to drain the unit. The water supply line could be damaged and leak water , resulting in damage to the surrounding property . T o drain out the water heater , close the water supply line shut-off valve, and open th[...]

  • Страница 74

    69 7) Remove the right tank fi lter and then the left tank fi lter without spilling scraps inside. G. Long Storage, Relocation, Disposal, T ransfer When preparing the unit for long storage, shut down and clean the unit according to sections A - F . Move the power switch (GFCI) to the “OFF” position and turn of f the power supply . If somethin[...]

  • Страница 75

    70 VI. Operating Instructions CAUTION Do not stack racks. Otherwise, this will cause reduction in the washing effect or failure. Door Rack • Before loading dishes in the rack, be sure to remove any leftovers (ex. meat, fish, vegetables), chopsticks, toothpicks, sticks, straws, paper products and plastics from the dishes. They may clog the piping [...]

  • Страница 76

    71 VII. T echnical Information A. W ater Circuit • The wash water is sprayed by the wash pump from the upper and lower wash spray arms into the wash compartment. • The rinse water is sprayed by the rinse pump from the upper and lower rinse spray arms into the wash compartment. • The detergent is fed by the detergent feeder (not provided by Ho[...]

  • Страница 77

    72 B. Wiring Diagram 1. Auxiliary Code U-1, U-2, U-3, V -0, A-0[...]

  • Страница 78

    73 2. Auxiliary Code A-1 and Later[...]