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INSTRUCTION MANUAL
REFRIGERATOR-FREEZER
For household use
Model
R-ZXC740KH
R-WXC670KH
R-ZXC740RH
● It takes time to cool for the first time.
It may take more than 4 〜 24 hours to fully cool.
● Make sure that no food protrudes beyond the storage height limit of
each compartment, and allow clearance between each food in each
compartment.
Otherwise, food and/or package may not be stored in each compartment properly, and as
a result, the door may not be closed completely. It may cause the refrigerator not to cool
sufficiently and/or not to make ice.
R-ZXC740KS
R-WXC670KS R-WXC620KS
R-WXC740RH R-WXC670RH
Made in Japan
6 doors
Pg.30, 33
R-WXC740KH
Thank you very much for purchasing a Hitachi
Refrigerator.
This refrigerator is designed for home use only.
Do not use this refrigerator for the business use and/or
any purpose other than storing food.
Please read this operation manual carefully and ensure
you use the appliance correctly. In particular, be
sure to read the "Safety Suggestions" section of this
operation manual before use.
Please keep this operation manual along with your
guarantee card.
Hand over this operation manual together with the
refrigerator when the refrigerator is passed to a third
party and used in a different location, or when it is
sent to a recycling plant.
Pg.8, 9
R-WXC740KS
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Table of Contents
Related Manuals for Hitachi R-ZXC740RH
Summary of Contents for Hitachi R-ZXC740RH
- Page 1 R-WXC740KS R-WXC670KH R-WXC670KS R-WXC620KS R-ZXC740RH R-WXC740RH R-WXC670RH Thank you very much for purchasing a Hitachi Refrigerator. This refrigerator is designed for home use only. Do not use this refrigerator for the business use and/or any purpose other than storing food.
- Page 2 Tips for using the refrigerator wisely for energy savings 1. Open or close a door less frequently and quickly. Frequent opening and closing leads to waste of energy. 2. Do not overfill the refrigerator. Overfilling the refrigerator prevents a smooth circulation of cool air, precluding even cooling throughout the refrigerator and consuming unnecessary power.
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Page 3: Table Of Contents
CONTENTS Door Alarm ............. BEFORE USE Door Alarm and volume adjustment of the operation sound ... SAFETY SUGGESTIONS ........ Triple Power Deodorizing Effect ....... BEFORE USE ..........Energy Saving ..........Preparation before use ..........“ eco ” Operation indicator lamp ....... CAUTION ON USE OF THE WIRELESS LAN ... -
Page 4: Safety Suggestions
SAFETY SUGGESTIONS Ensure to follow these precautions When using this appliance, failure to follow safety precautions may result in personal harm, harm to other people, and also damage to property. ■ The following pictographs categorize and explain the level ■ How the suggestions should be taken are of possible harm on damage that may occur from ignoring indicated and categorized by the following suggestions resulting in missing the appliances. - Page 5 WARNING Handling the power and power cable ● Be sure to unplug the ● Do not insert or remove the power plug before power plug with wet hands. ・ This may result in electric shock. maintaining the ● This appliance is not intended for use refrigerator.
- Page 6 ● Handling, service and installation of used this symbol affi xed on compressor and fl ammable refrigerant shall be done by refrigerator should be kept throughout the Hitachi authorized service companies or life of the refrigerator. service engineer only. In case of emergency ●...
- Page 7 CAUTION When moving the refrigerator ● Do not move the refrigerator ● Use the carrying handle when carrying it. by using its wheels as it may Your hands may slip resulting in injury damage the floor. if you hold the refrigerator at other ・...
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Page 8: Before Use
BEFORE USE Preparation before use Please arrange it as shown below ● The floor should be sturdy and flat. ● Provide a heat-releasing space (See Lay a board with 1cm thickness on the floor if the the right diagram) refrigerator is installed on the carpet, tatami mat, ※... - Page 9 Cleaning the inside of the refrigerator Pg.38〜41 ● Wipe it with a wet and soft cloth and then wipe it with a dry cloth. ● Wash the water supply tank, water filter and ice tray with water. ※ Do not wipe off the lubricant applied to the drawer rail or rail contact surface. (The lubricant is compliant with the Food Sanitation Act) ※...
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Page 10: Caution On Use Of The Wireless Lan
Backup, in advance, measures are needed for the occurrence of such problem. ● At connecting to this product, Hitachi shall not assume any liability, in any case, for damage or loss of data stored in the smartphones and other external devices and breakdown of the connected devices. -
Page 11: What Can Be Done With The Smartphone
● For details such as the handling of personal information, please refer to the terms of use of the application. The terms of use can be confirmed when launching the application for the first time, or by the “ Menu ” button. ※ The application is “ Hitachi Fridge ” application. -
Page 12: Connect To The Smartphone
・ I n order to use all of the functions of this product, it is necessary to connect the smartphone to a 2.4 GHz band wireless LAN router. ・ T ablet terminal is out of the operation guarantee. Install the application Install “ Hitachi Fridge ” application (hereinafter the “ Application ” ) For iPhone For Android Open the “... - Page 13 Pairing setup / add a unit ● The screen and operation of the smartphone differ depending on the model and OS. ● If the Wi-Fi settings on the smartphone has already been made, you may proceed to the next step without performing any operations. ●...
- Page 14 CONNECT TO THE SMARTPHONE (CONTINUED) Set the wireless LAN function as “ Yes ” Operate the unit 1 Touch button on the Control Panel to turn on the indicator lamp. All indicator lamps turn on, and then the current settings are displayed. 2 Touch and hold for at least 3 seconds until the setting sound (beep) sounds to light ●...
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Page 15: How To Use Other Wireless Lan Features
If the pairing setup fails ● Make sure that the wireless LAN password, which was entered in , is correct ● Make sure that the smartphone and its OS is targeted model ● Make sure that the wireless LAN router ’ s communication standard corresponds to IEEE.802.11b/g/n (2.4 GHz only). It does not correspond 5 GHz. -
Page 16: How To Use The Application
HOW TO USE THE APPLICATION By installing the application on the smartphone and pairing it with the unit, it becomes possible to control the unit remotely and confirm its status. Use after the pairing setup. Pg.13 The screen and functions of the application may change without notice by the version upgrade. The display of the application switches by receiving the status of the unit. - Page 17 How to see the Control Panel (info) screen How to see the Control Panel (Setup) screen Select “ Control Panel ” from the “ Tab ” button of the application, and tap Select “ Control Panel ” from the “ Tab ” button of the application, and tap the “...
- Page 18 HOW TO USE THE APPLICATION (CONTINUED) How to use the menu Tap “ ” button in the application to display the menu. It is possible to register and change the registration information, make notification settings, and make settings for convenient usage. Operate according to the indication on the smartphone screen.
- Page 19 On the updating the unit ’ s software If there is software to update, the wireless LAN feature can be used to update the unit software. Caution at updating ・ In order to update the unit software, it is necessary to set the pairing via a wireless LAN router. Pg.13 ・...
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Page 20: Learn Name & Function Of Each Part
LEARN NAME & FUNCTION OF EACH PART Name of each compartment, temperature guide, and examples of stored food Refrigerator compartment Pg.24 Vacuum compartment Pg.26 Shelf: About 2˚C ~ 6˚C Pocket: About 2˚C ~ 9˚C Daily foods About 0˚C ~ 2˚C About -2˚C ~ 0˚C Yo gur t Milk... -
Page 21: Functions Of The Control Panel
Functions of the Control Panel The Control Panel is divided into two sections: Display Section in the upper part and Operation Section in the lower part. The Display and Operation Sections are normally unlit. Touch to light it up. The Operation Section is a touch panel. Touch it to toggle the setting. Providing information It will turn on while it is working in “... -
Page 22: Auto Door
Refrigerator Refrigerator Compartment Compartment door (left) door (right) Auto Door Lower Freezer Vegetable Compartment ■ Auto Refrigerator Door You can open the door easily by touching the door lightly with your fingers thanks to the Auto Refrigerator Door function. (Only for R-ZXC740K type, R-ZXC740R type) ■... -
Page 23: Using The Auto Refrigerator Door
Using the Auto Refrigerator Door When touching the Open Top view of the refrigerator Top view of the refrigerator Opening one door Open both doors How to open the Button for the Auto Refrigerator Auto Refrigerator on either side at a time , the operation sound is Door Door... -
Page 24: Refrigerator Compartment
REFRIGERATOR COMPARTMENT Refrigerator Compartment Interior LED light Cold Air Blowout Port Swing partition Height adjustable Pocket (fixed) pockets Egg stand Height adjustable pockets Fixed shelf Height adjustable upper/ middle shelf Refrigerator Compartment Temperature Sensor Height adjustable lower shelf Double door pockets (left) Double door pockets (right) -
Page 25: When Keeping Food At Lower Temperatures (Using " Sensor Cooling " Function)
When keeping food at lower temperatures (using the “ Sensor Cooling ” function) “ Sensor Cooling ” has two functions: ● Lower the temperature of the “ Low-temperature Refrigeration Space ” (Disabled: About 2 to 6 ˚C ⇒ Enabled: About 0 to 3 ˚C) Suitable for storing prepared daily dishes. -
Page 26: Vacuum Compartment
VACUUM COMPARTMENT Vacuum Compartment Platinum catalyst The platinum catalyst decomposes odor ingredients of meat or fi sh into carbon dioxide to maintain the freshness of foods. carbon dioxide to maintain the freshness of foods. Vacuum Pump LED light Brightly lights up the Vacuum Case when a door of the Refrigerator Compartment is opened. -
Page 27: Change The Settings Of The Vacuum Compartment
Change the settings of the Vacuum Compartment Touch button on the Control Panel to turn on the indicator lamp. All indicator lamps turn on, and then the current settings are displayed. Touch button to change the settings as you like. The display switches in sequence as shown below every time the button is touched. -
Page 28: Ice Compartment (Automatic Ice Maker)
Ice Compartment ICE COMPARTMENT (AUTOMATIC ICE MAKER) Water Supply Control Panel Container (Approx. 1.0 L) Display Container-full line Add water line Making button Ice Case Ice Storage Space “ Water Supply ” indicator lamp R-WXC670K type R-WXC620K type AUTOMATIC ICE MAKER R-WXC670R type Container- full line... -
Page 29: Stored Ice Amount And Ice-Making Time
Stored ice amount and ice-making time R-ZXC740K type, R-WXC740K type, R-WXC670K type, R-WXC620K type, Model R-ZXC740R type, R-WXC740R type, R-WXC670R type Normal operation About 90 pcs Stored ice amount Ice is leveled About 150 pcs Normal “ On ” About 110 minutes 〜 140 minutes Time for one-time ice making (12 cubes) “... -
Page 30: Freezer Compartment
Upper Freezer FREEZER COMPARTMENT Lower Freezer Upper Freezer Lower Freezer 3-layer freezer case provides you with large Use it to keep daily foods or partially used food. storage space compartment and convenient reach of your freeze food items. Upper limit line It is suitable for storing the food preserved for a long time and the food that melt easily such as ice cream. -
Page 31: Adjusting Temperature In A Refrigerator Compartment
Adjusting temperature in a refrigerator compartment The temperature is set to “ ■■ ” at the time of purchase. Use the setting on a daily basis. If you feel the inside is not cooled enough in summer, select “ ■■■ ” . Touch button on the Control Panel to turn on the indicator lamp. -
Page 32: Vegetable Compartment
VEGETABLE COMPARTMENT Vegetable Compartment Platinum catalyst Odor ingredients of meat or fi sh and/or ethylene gas from vegetables is decomposed into carbon dioxide to maintain the freshness of foods. ※ Do not remove it. (only for R-ZXC740K type, R-WXC740K type, Partition Locking handle R-ZXC740R type, R-WXC740R type) -
Page 33: When Storing Food
When storing food Store food according to its type or size. ● Pay attention to the height of food to be stored. ・ T he door may not be closed securely, which leads to inefficient cooling. It may also damage food, the case and the Moisture Cover. ・ S ome PET bottle can ’... -
Page 34: Various Functions
VARIOUS FUNCTIONS Fine adjustment of the temperature (Refrigerator Compartment / Freezer Compartment) Temperature settings for Refrigerator and Freezer Compartments can be more finely adjusted by 11 levels. Open the door of the Lower Freezer Compartment. Touch button on the Control Panel to turn on the indicator lamp. All indicator lamps turn on, and then the current settings are displayed. -
Page 35: Door Alarm
Door Alarm If any door is kept opened for 1 minute or more, it is notified with sound or light. All the doors have the Door Alarm function. (However, for R-WXC740K type, R-WXC670K type, R-WXC620K type, R-WXC740R type, R-WXC670R type, no Door Alarm is installed in the Upper Freezer.) Duration when door is 1 minute... -
Page 36: Energy Saving
Energy Saving “ eco ” Operation indicator lamp is automatically turned on and inform the energy saving operation when the operation is comparatively stable. Open or close a door less frequently and quickly. Use this indicator wisely to “ eco ” Operation indicator lamp save energy efficiently. -
Page 37: Setting " Energy Saving " Mode
Setting “ Energy Saving ” mode Setting the “ Energy Saving ” mode reduces the ability to cool each compartment for energy savings. Likewise, when the door of the Vegetable Compartment is left open for 30 seconds or more, the LED light in the compartment has reduced brightness for energy savings. -
Page 38: Maintenance
MAINTENANCE ● Make sure to unplug the power plug when maintaining the refrigerator. Warning ■ When dirt is found ● Wipe off it immediately. It is recommended to clean the hidden places once a year. Power plug Door gaskets Once or twice a year Once a month Unplug the power plug and remove Use a soft cloth wet by... -
Page 39: Vacuum Compartment
Vacuum Compartment Once a month Pull out the Vacuum Case. When the Vacuum Compartment Gasket is dirt For how to remove, Pg.42 Remove the vacuum compartment Be sure to remove foods contained in the Vacuum Case. gasket from the Vacuum Case. Grasp the tab of the vacuum compartment gasket on the Wipe off following parts with a soft... -
Page 40: Ice Maker Cleaning
MAINTENANCE (CONTINUED) Ice Maker Cleaning When using for the first time When not used for more than one week ● Do not place your hand in the mechanical section Warning of the automatic ice maker. (Rotation of the ice tray may cause injury.) Wash the Ice Tray or water paths with water. -
Page 41: Water Supply Container
Water supply container Ice tray Once a week Once or twice a year Remove the water Touch button on the Control supply container, Panel to turn on the indicator lamp. and then the lid. All indicator lamps turn on, and then the current settings are Gasket displayed. -
Page 42: How To Remove/Attach Parts
● Do not remove parts except the ones listed here. Please contact with a Hitachi customer service centre for cleaning such parts after removing them. ● Do not remove the platinum catalysts in the Vacuum and Vegetable Compartments. Do not wash them with water. -
Page 43: Ice Case (Ice Compartment)・Upper Freezer Case (Upper Freezer)
・Upper Freezer case Ice Case (Ice Compartment) (Upper Freezer) Draw the door fully and lift up the case towards you. Underside of the case Put the case bottom on the frame and set the case. ● Before taking out the Ice Case of R-ZXC740K type, R-WXC740K type, R-ZXC740R type, R-WXC740R type close the lid of the Small Article Frame Case by pulling it to the front. -
Page 44: Troubleshooting
TROUBLESHOOTING Check the following points before asking repair. Contact your dealer or our customer center if the problem still exists after checking them. When this happens Check Item Action and Reasons Cooling may take more than 24 hours at installation. Place food at appropriate intervals, refrain from opening and closing a door as Not cooled well. -
Page 45: Refrigerator Does Not Cool
When this happens Check Item Action and Reasons Does any food or package caught in the door prevent the door from Remove caught food, if any, and close the door securely. Pay closing completely? attention to the height of food when placing it in the refrigerator. Is food squeezed in? or Is a large amount of food put in at one time? Allow clearance between each food in each compartment. -
Page 46: Refrigerator Cools Overly
TROUBLESHOOTING (CONTINUED) When this happens Check Item Action and Reasons “ ■■■ ” is selected in the temperature setting. Switch it to “ ■■ ”. Pg.24, 31 When the ambient temperature is low, the inside of the refrigerator may Refrigerator cools overly. The surrounding temperature is lower than 5˚C. -
Page 47: It Smells Strange
When this happens Check Item Action and Reasons It is not clear whether the The Vacuum Compartment has been vacuumized properly if a vacuum Vacuum Compartment has Do you hear a sound when opening the Vacuum Compartment? releasing sound (hissing sound) is heard when opening it. been vacuumized. -
Page 48: Auto Refrigerator Door
TROUBLESHOOTING (CONTINUED) When this happens Check Item Action and Reasons This is the operating sound of the Auto Refrigerator Door. Hitting sound (thumping sound) This is not malfunction. This is the operating sound of the Auto Refrigerator Door. Buzzing sound (whir) Noise is loud. -
Page 49: Others
When this happens Check Item Action and Reasons You feel electricity a little The refrigerator may be charged with static electricity, but there is no when touching the main − − − − − problem with the safety. body of the refrigerator. It is caused by the electromagnetic radiation slightly generated from this Radio and/or television are refrigerator. -
Page 50: Wireless Lan
Action and Reasons Want to know whether the smartphone is For the corresponding OS version, confirm via the website below. https://www.homeappliances.hitachi.com/global/app/ref/series01/index.html corresponding to the application. Want to use a tablet The application does not correspond to a tablet terminal. (No operation guarantee) terminals. - Page 51 When this happens Action and Reasons SSID or password for the Refer to the instruction manual of the wireless LAN router. The password may be described as “Encryption Key” or “Security wireless LAN router are Key” etc. depending on the manufacturer or the model of the wireless LAN router. unknown.
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Page 52: Transporting Your Refrigerator (Transport For Moving)
Transporting your refrigerator (transport for moving) Place a sheet or cloth Take out foods or ice. for protection first, and then lay it back to drain Empty the water from the water water. supply container/ice tray. Such as old cloth Pull off the power plug. - Page 53 ● Hydrocarbons are flammable. The coolants are sealed in the coolant circuitry, and with normal operation they will not leak, but should the circuitry be damaged, refrain from using flames or other electrical products, and open windows for ventilation. After that, please contact the dealer or Hitachi customer service centre. Storable weight The following table shows the weight of food that can be stored on the shelves and in the cases.
- Page 54 MEMO...
- Page 55 MEMO...
- Page 56 AFTER-SALES SERVICE Please contact the following Hitachi Service Centre if power cord is damaged or service is required. If some malfunction occurs during operation, unplug the power plug immediately and contact the service centre to have the refrigerator repaired. •...