Refrigerator Does Not Cool; Frost And/Or Dew Occurs; Refrigerator Cools Overly; Lamp At Display Section Is Blinking - Hitachi R-ZX740JH Instruction Manual

For household use
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When this happens
Is not cooled down.
Ice cream is soft.
Frost, dew or ice adheres to
the inside of the refrigerator
or the frame of the drawer.
Dew adheres to the outside
of the refrigerator.
Dew condensation
occurs in the Refrigerator
Compartment.

Refrigerator cools overly.

Food freeze.
3 or more of the
temperature adjustment
lamps of freezing/
refrigerating are blinking.
flashing
flashing
flashing
All indicator lamps flash
flashing
All displays flashing
Blinks other than those above
The indication on the Control
Panel is changing quickly.
Check Item
Does any food or package caught in the door prevent the door from
closing completely?
Is food squeezed in? or Is a large amount of food put in at one time?
Is the case in each compartment fixed securely?
Food cannot be cooled enough, depending on the installation place
or surrounding situation.
Isn't the " Energy Saving " mode "ON"?
Isn't the temperature set to " ■ "?
Does the temperature around the refrigerator become high due to
weather (ex: in summer)?
Haven't you left a door open for a long time or opened or closed it
frequently?
Isn't the indication on the Control Panel changing quickly?
Was the door or the drawer not temporarily shut completely?
Haven't you left a door open for a long time or opened or closed it
frequently?
Is the air surrounding the refrigerator humid?
Isn't the heater for preventing dew condensation set to Low?
Isn't the temperature set to " ■■■ "?
Haven't you left a door open for a long time or opened or closed it
frequently?
" ■■■ " is selected in the temperature setting.
The surrounding temperature is lower than 5˚C.
Is it placed in front of the Cold Air Blowout Port?
Check the ON/OFF of 6 lamps of the freezing " ■■■ / ■■
/ ■ " and the refrigerating " ■■■ / ■■ / ■ " one by one.
Don't you put food or ice other than that made by the Automatic Ice
Maker in the Ice Compartment?
Have you just had your service staff member inspect your refrigerator?
Have you just had your service staff member inspect your refrigerator?
Haven't your held " On " for five seconds or more?
Haven't you just set " Off "?
Isn't the door opened?
Isn't the door closed incompletely due to food being caught?
− − − − −
− − − − −
Action and Reasons
Remove caught food, if any, and close the door securely. Pay
attention to the height of food when placing it in the refrigerator.
Allow clearance between each food in each compartment.
Install them correctly.
Pg.71
Check to see if the refrigerator is installed properly.
Exit the " Energy Saving " mode.
Pg.65
If a compartment is not be cooled enough, change the temperature
setting.
Pg.53, 59
Temperature in the refrigerator rises little by little while its door is
open. If the door is opened/closed frequently or left open for a long
time, temperature cannot easily lower.
Reduce the number of times of opening and closing the door, or
open/close the door quickly.
The refrigerator is in the demo mode. Please cancel the mode.
Refer to the below
Check that any food or package caught in the door, and then close it completely.
When a door is opened or closed, water in the air may cling to the walls
or parts in the Freezer in the form of frost or ice. Open or close the door
quickly, or reduce frequency of opening and closing the door. Wipe off
the frost or dew with a dry cloth.
Dew may adhere to those parts when the indoor humidity is high (ex:
rainy day). Wipe off the dew with a dry cloth.
When the air surrounding the refrigerator is humid, dew may be
formed. Set the heater for preventing dew condensation to Standard.
Wipe off the dew with a dry cloth.
Pg.65
When the temperature is set to " ■■■ ", dew may be formed on
the surface of a door. Set the temperature to " ■■ ".
Wipe off the dew with a dry cloth.
Condensation may form on the wall and/
or around the cold air blowout port when
the door is opened and closed frequently
or the humidity is high around the
refrigerator. No trouble. Wipe it off with a
dry cloth.
Switch it to " ■■ ".
Pg.53, 59
When the ambient temperature is low, the inside of the refrigerator may
cool overly. Switch the temperature setting to " ■ ".
Do not place food in front of the cold air blowout port.
A lid or plastic wrap can prevent freezing.
Contact with the customer service
with checking
to the blinking
lamps. If you record, It can be
accurately informed.
Some foods, etc. may come into contact with the ice tray.
Empty the Ice Compartment and do the "Ice Maker Cleaning".
Pg.68
It may be in the operation check mode for serviceman.
It will return to the normal mode after about 15 minutes. There is no
problem with using the refrigerator.
It may be in the operation check mode for serviceman.
It will return to the normal mode after about 10 minutes. There is no
problem with using the refrigerator.
It is in process of Ice Maker Cleaning.
The blink will stop in about four minutes. Do not open any door of the
refrigerator during blinking.
The Automatic Ice Maker is working.
Blinking stops in about one minute. The frame of the Freezer cannot be
removed during blinking.
Close a door when it is open.
If a door is closed incompletely due to food being caught, remove the
caught food and close it securely.
Consult your dealer.
The refrigerator is in the demo mode. Please cancel the mode.
In the demo mode, the refrigerator does not perform the cooling operation.
Open the right and left doors of the Refrigerator Compartment and the
door of the Lower Freezer.
Touch
on the Control Panel to turn on the indicator lamp.
Press and hold the
button for 10 seconds or more until the preset
sound is heard.
All the indicator lamps are lit for a few seconds, the demo mode is
cancelled and the cooling operation is started.
Close the right and left doors of the Refrigerator Compartment and the
door of the Lower Freezer.
Pg.46
Dew condensation
(Checklist)
73

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