Hitachi R-WB730PRU5, Instruction Manual

● Door Alarm: Informs by PeepPeepPeep sound. 

● Eco Alarm Display: Indicates the door opening state on the control panel.

If the door is left open for more than 1 minute, 

the alarm system will inform the user by the sound and digital display.

Duration of Door Opening

Door Alarm Sound

ECO Alarm Display

After 1 minute
After 

2

 minute

After 

3

 minute

PeepPeepPeep
PeepPeepPeepPeepPeep
Peeps continuously.

6

1. Keep touching  "Quick Freezing"

    for 5 seconds until 

    "Peep!" sound is heared.

There is not sound when 

touching any button  

(deactive door alarm sound).   

1. Keep touching  "Quick Freezing" 

    for 5 seconds until "PiPi!" sound

    is heared.

There is sound when touching 

any button

(active door alarm sound).

To Disactivate Alarm and Sound

To re-activate Alarm and Sound

Peep!

Pi!

1,2,..5 Seconds

. . . .

PiPi!

. . . .

1,2,..5 Seconds

Pi!

Notice

● Upon shipment, the alarm and sound are set "ON".

● If the Door Alarm, Eco Alarm Display and each button operation sound have been deactivated, the refrigerator will still set the alarm 

    and sound to “OFF” even though a power failure or when unplugging and reconnecting the power plug.

Door Alarm and ECO Alarm Functions

(F Open)

 Touch “Quick Freezing”  for Start

 Quick Freezing operation, lamp light is on.

  Touch “Quick Freezing”  again for stop

   Quick Freezing operation, lamp light is off.

  After 2 hours (approx.) Quick freezing 

  operation will be finished, lamp light is off.

2 Hours (Approx.)

 pi!

● During "Quick Freezing", priority cooling of the freezer compartment will be done, Thus, try to avoid unnecessary opening  and closing the doors not to have 
    a temperature rise of the refrigerator compartment.

Notice

Quick Freezing

● In case the compartment temperature rises up, the operation will be back to a normal setting temporarily.
● After a long time operation of “Energy Saving”, in some cases, fatty ice cream, etc,  may become soft. Please stop “Energy Saving” operation in this case.
● If you Touch “Quick Freezing” button during "Energy Saving " operation, ”Energy Saving” operation will be done after “Quick Freezing” operation finished. 

Notice

Touch“Energy Saving” 

for Start Energy Saving operation,

 light is on.

Touch “Energy Saving”

again for stop  Energy Saving

 operation, light is off.

1

2

Energy Saving

Touch "Child Lock" 

for 5 seconds

(”Child Lock” light is on)..

To stop this function , touch

 "Child Lock" for 5 seconds again

 (”Child Lock” light is off) 

1

2

Child Lock

You can prevent mischief of all the buttons on the control panel caused by children.

 Recommend to use this function in case of  low storage volume, or a long vacation when the doors are not opened for long time.

When you want to freeze food or make ice quickly, use this function.

 Pipi!

 Pipi!

Pipi!

1,2,..5 Seconds

 pi!

1,2,..5 Seconds

Peep!

Other Function

(R Open)

Pi Pi!

(There must  setting more than 45 seconds before unplug the power or power failure. otherwise the  temperature display shown as before setted.)

Operation Monitoring Display

ECO sign : ECO LED Will display, while the compressor running at low speed. LED Unlit when the Quick freezing is operating. 
Dual Fan sign : Dual Fan LED will display, while the cooling operates efficiently.

Approximately 30 seconds after the end of operation, ECO LED and Dual Fan LED will dimmed, other lighting will be unlit.