Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT HOW to SET the Sleep Timer

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HOW TO SET THE SLEEP TIMER

Set the current time at first if it is not set before (see the pages for setting the current time). Press the (SLEEP) button and the display changes as shown below.

Mode

 

 

Indication

 

 

 

 

 

 

 

 

 

Sleep Timer

 

1 hour

2 hours

3 hours

7 hours

 

 

 

 

 

 

Sleep timer off

 

 

 

 

 

 

 

 

 

Sleep Timer: The device will continue working for the desired number of hours and then turn off.

M SLEEP Point the signal window of the remote controller toward the indoor unit, and press the SLEEP button.

The timer information will be displayed on the remote controller. The TIMER lamp lights with a beep from the indoor unit. When the sleep timer has been set, the display indicates the turn-off time.

AM

Sleep Start timer

Example: If you set 3 hours sleep time at 11:38 p.m., the turn-off time is 2:38 a.m.

The device will be turned off by the sleep timer and turned on by on-timer.

1Set the ON-timer.

2Press the (SLEEP) button and set the sleep timer.

AM

AM

For heating:

In this case, the device will turn off in 2 hours (at 1:38 a.m.) and turn on earlyso that the preset temperature will be almost reached at 6:00 next morning.

How to Cancel Reservation

Point the signal window of the remote controller toward the indoor unit, and press the (CANCEL) button.

The (RESERVED) sign goes out with a beep and the (TIMER) lamp turns off on the indoor unit.

NOTE

If you set the sleep timer when the off-time or on/off-timer has been set earlier, the sleep timer becomes effective instead of the off - or on/off-timer set earlier.

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Contents
Indoor UNIT/OUTDOOR Unit Precautions During Installation Precautions During Shifting or MaintenancePrecautions During Operation Do not climb on the outdoor unit or put objects on itNames and Functions of Each Part Air outletOperation Lamp Yellow This lamp lights during operation Timer Lamp OrangeFilter Lamp Green Attaching the negative ion stick to the filter frameReset buttons Signal emitting window/transmission signTemperature buttons FAN Speed selector Auto Swing button Timer controlVarious Functions Automatic OperationHeating Operation AutoItaliano Français Deutsch English Dehumidifying Operation Cooling Operation FAN Operation EnglishItaliano Français Deutsch HOW to SET the Timer OFF-TimerTime button Timer control button Italiano FrançaisHOW to SET the Sleep Timer Spanish Italiano Français Deutsch English Adjusting the AIR DeflectorsHOW to Exchange the Batteries in the Remote Controller AIR Filter MaintenanceProcedure Cleaning of Front Panel Maintenance AT Beginning of Long OFF PeriodCapabilities Timer PROGRAMMING/SLEEP Timer OperationInformation Various FunctionsRegular Inspection After Sales Service and WarrantyCheck to see if the power plug is securely inserted Check to see if the unit’s earth line has been connectedDetails, consult your sales agent Memo Memo Memo 447 a
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