Hitachi RAD-18NHA1 Скачать руководство пользователя страница 5 | Manualshive

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ENGLISH

INDOOR UNIT

NAMES AND FUNCTIONS OF EACH PART

WIDTH (mm)

750

MODEL

RAD-18NHA1/RAD-25NHA1/RAD-35NHA1/RAD-50NHA1

HEIGHT (mm)

235

DEPTH (mm)

400

MODEL NAME AND DIMENSIONS

INDOOR UNIT INDICATORS

TEMPORARY SWITCH

Use this switch to start and stop when the remote controller does
not work. Normally do not use this button.

TIMER LAMP

This lamp lights when the timer is working.

OPERATION LAMP

This lamp lights during operation.
During heating, the operation indicator may blink, blowing very
lightly or totally stopping under the following conditions:

(1) During preheating (heating operation)

For about 2–3 minutes after starting up.

(2) During defrosting (heating operation)

Defrosting will be performed about once an hour when frost
forms on the heat exchanger of the outdoor unit, for 5–10
minutes each time. (If the piping length used is longer than
usual, frost will likely to form.)

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Содержание RAD-18NHA1

Страница 1: ... MODEL RAD 18NHA1 RAD 25NHA1 RAD 35NHA1 RAD 50NHA1 Instruction manual Page 1 22 To obtain the best performance and ensure years of trouble free use please read this instruction manual completely INDOOR UNIT RAD 18NHA1 RAD 25NHA1 RAD 35NHA1 RAD 50NHA1 ...

Страница 2: ... where there is flammable gas The outdoor unit may catch fire if flammable gas leaks around it Please ensure smooth flow of water when installing the drain hose CAUTION PRECAUTIONS DURING SHIFTING OR MAINTENANCE PRECAUTIONS DURING OPERATION Avoid an extended period of direct air flow for your health W A R N I N G Should abnormal situation arises like burning smell please stop operating the unit an...

Страница 3: ... amount of heat in the room is above the cooling or heating capability of the unit for example more people entering the room using heating equipments and etc the preset room temperature cannot be achieved This appliance is not intended for use by young children or infirm persons unless they have been adequately supervised by a responsible person to ensure that they can use the appliance safely You...

Страница 4: ... Circulating fan Adjusting the Number of Indoor Units Decrease the number of indoor units to be operated especially when it is very hot or cold or when you want to reach the present temperature quickly Stopped Indoor Units When an indoor unit is operated in the cooling heating or dehumidifying mode in the room the sound of refrigerant flow may be heard from a stopped indoor unit or a stopped indoo...

Страница 5: ...is lamp lights when the timer is working OPERATION LAMP This lamp lights during operation During heating the operation indicator may blink blowing very lightly or totally stopping under the following conditions 1 During preheating heating operation For about 2 3 minutes after starting up 2 During defrosting heating operation Defrosting will be performed about once an hour when frost forms on the h...

Страница 6: ...PERATURE buttons Use these buttons to raise or lower the temperature setting Keep pressed and the value will change more quickly TIME button Use this button to set and check the time and date RESET buttons FUNCTION selector Use this button to select the operating mode Every time you press it the mode will change from AUTO to HEAT to DEHUMIDIFY to COOL and to FAN cyclically FAN SPEED selector This ...

Страница 7: ... with a beep Press the button again to stop operation You can raise or lower the temperature setting as necessary by maximum of 3 C Press the temperature button and the temperature setting will change by 1 C each time The preset temperature and the actual room temperature may vary somewhat depending on conditions The display does not indicate the preset temperature in the AUTO mode If you change t...

Страница 8: ...d is HI at first and varies to MED or LOW automatically when the preset temperature has been reached HI Economical as the room will become warm quickly But you may feel a chill at the beginning MED Fan speed slow LOW Fan speed slower Set the desired room temperature with the TEMPERATURE buttons the display indicates the setting The temperature setting and the actual room temperature may vary somew...

Страница 9: ...he temperature setting The function will stop the indoor unit will stop emitting air as soon as the room temperature becomes lower than the setting temperature Set the desired room temperature with the TEMPERATURE button the display indicates the setting The range of 20 26 C is recommended as the room temperature for dehumidifying Press the START STOP button Dehumidifying operation starts with a b...

Страница 10: ...ED Fan speed slow LOW Fan speed slower Set the desired room temperature with the TEMPERATURE button the display indicates the setting The temperature setting and the actual room temperature may vary some how depending on conditions Press the START STOP button Cooling operation starts with a beep Press the button again to stop operation The cooling function does not start if the temperature setting...

Страница 11: ...rature and setting temperature is large fan starts to run at HI speed After room temperature reaches the preset temperature the cooling operation which changes the fan speed and room temperature to obtain optimum conditions for natural healthful cooling will be performed For the cooling operation FAN OPERATION You can use the device simply as an air circulator Use this function to dry the interior...

Страница 12: ...EL button The RESERVED sign goes out with a beep and the TIMER lamp turns off on the indoor unit 1 Set the current month and day with the TIMER control button 1 Press the OFF TIMER button The OFF mark blinks on the display 1 Press the ON TIMER button the ON mark blinks on the display 2 Set the turn off time with the TIMER control button Press the RESERVE button 3 Press the ON TIMER button so that ...

Страница 13: ...e with the TIMER control button The setting of turn off time is now complete Example The device will turn off at 11 00p m Example The device will turn on at 7 00 a m The setting of the turn on time is now complete 4Set the turn on time with the TIMER control button 5 Point the signal window of the remote controller toward the indoor unit and press the RESERVE button The ON mark starts lighting ins...

Страница 14: ...ller 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 Example If you set 3 hours sleep time at 11 38 p m the turn off time is 2 38 a m 2 Press the SLEEP button and set the sleep timer The device will be turned off by the sleep timer and turned on by on timer How to Cancel Reservation Point the signal window of the remo...

Страница 15: ...set sleep timer can not be set If you set the sleep timer after the off on off or off on timer has been set the sleep timer becomes effective instead of the off on off or off on timer set earlier You can not set other timer during sleep timer operation After sleep timer time is up and when press sleep button again the sleep timer will be set as last setting Sleep timer effective only once NOTE ...

Страница 16: ...for a long period of time water will condensed on the air deflector and drips down occasionally This will wet your furniture RESET 1 NON DUCT Adjustment of the conditioned air in the upward and downward directions According to Dehumidifying or Cooling operation the horizontal air deflector is automatically set to the proper angle suitable for each operation The deflector can be swing up and down a...

Страница 17: ...n you do not use the room air conditioner set the circuit breaker to OFF HOW TO USE THE AIR CONDITIONER EFFECTIVELY 1 An average room temperature setting is probably the best for you as well as being economical Excessive cooling or heating is not recommended for health reasons High electricity bills may also result Close the curtains or blinds to prevent heat from flowing into or escaping the room...

Страница 18: ...with your wake up time in the morning This will enable you to enjoy a comfortable room temperature Please use the timer effectively Dusty air filter will reduce the air volume and the cooling efficiency To prevent from wasting electric energy please clean the filter every 2 weeks Please pay attention to the room temperature and air flow direction when operating the unit for baby children and old f...

Страница 19: ...to be used for a long period of time please switch off the power from the mains If the power from mains remains ON the indoor unit still consumes about 8W in the operation control circuit even if it is in OFF mode Warning To protect the whole unit during lightning please stop operating the unit and remove the plug from the socket OFF Interference From Electrical Products Caution To avoid noise int...

Страница 20: ...aner If there is too much dust use neutral detergent After using neutral detergent wash with clean water and dry in the shade 3 Install the filters Slightly lift the suction grille and close as original state CAUTION Do not wash with hot water at more than 40 C The filter may shrink When washing it shake off moisture completely and dry it in the shade do not expose it directly to the sun The filte...

Страница 21: ...ture suitable CONDITION CHECK THE FOLLOWING POINTS Notes In quiet operation or stopping the operation the following phenomena may occassionally occur but they are not abnormal for the operation 1 Slight flowing noise of refrigerant in the refrigerating cycle 2 Slight rubbing noise from the fan casing which is cooled and then gradually warmed as operation stops The odor will possibly be emitted fro...

Страница 22: ...ly Companies are to be observed Minimum Maximum Minimum Maximum Indoor Dry bulb C 21 32 20 27 Wet bulb C 15 23 12 19 Outdoor Dry bulb C 21 43 2 21 Wet bulb C 15 26 1 15 Note Avoid to use the room air conditioner for cooling operation when the outside temperature is below 10 C 14 F The recommended maximum and minimum operating temperatures of the hot and cold sides should be as below Cooling Heatin...

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