Manuel d'utilisation / d'entretien du produit RAC50NH4 du fabricant Hitachi
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RAC25NH4/RAK25NH4 RAC35NH4/RAK35NH4 RAC50NH4/RAK50NH4 RAC25NH4 RAC35NH4 RAC50NH4 RAK25NH4 RAK35NH4 RAK50NH4.
– 1 – ! SAFETY PRECAUTION ● Please read the “Safety Precaution” carefully before operating the unit to ensure correct usage of the unit. ● Pay special attention to signs of “ Warning ” and “ Caution ”. The “Warning” section contains matters which, if not observed strictly, may cause death or serious injury.
– 2 – PRECAUTIONS DURING OPERA TION ● Do not attempt to operate the unit with wet hands, this could cause fatal accident. ● When operating the unit with burning equipments, regularly ventilate the room to avoid oxygen insufficiency.
– 3 – INDOOR UNIT NAMES AND FUNCTIONS OF EACH P AR T Air filter To prevent dust from coming into the indoor unit. (Refer page 25) Front panel Indoor unit indicators Light indicator showing the operating condition.
– 4 – INDOOR UNIT INDICA TORS TEMPORARY SWITCH ● Use this switch to start and stop when the remote controller does not work. ● By pressing the temporary switch, the operation is done in automatic mode. OPERA TION INDICA TOR ● This figure shows the opening condition of front panel.
– 5 – AUTO HEAT DEHUMIDIFY COOL FAN FAN SPEED LOW MED HI SLEEPING STOP (CANCEL) START (RESERVE) START/STOP TIME TIMER SET TIMER SELECTOR ON TIMER OFF TIMER AUTO SWING ˚ CH RESET ˚ CH NAMES AND FUNCTIONS OF REMOTE CONTROL UNIT REMOTE CONTROLLER ● This controls the operation of the indoor unit.
– 6 – AUTOMA TIC OPERA TION The device will automatically determine the mode of operation, HEAT, COOL or DEHUMIDIFY depending on the initial room temperature.
– 7 – HEA TING OPERA TION ● Use the device for heating when the outdoor temperature is under 21 ° C. When it is too warm (over 21 ° C), the heating function may not work in order to protect the device. Press the FUNCTION selector so that the display indicates (HEAT).
– 8 – DEHUMIDIFYING OPERA TION Use the device for dehumidifying when the room temperature is over 16 ° C. When it is under 15 ° C, the dehumidifying function will not work.
– 9 – ˚ C RESET ˚ C COOLING OPERA TION Use the device for cooling when the outdoor temperature is 22-42 ° C. If in doors humidity is very high (80%), some dew may form on the air outlet grille of the indoor unit. Press the FUNCTION selector so that the display indicates (COOL).
– 10 – FAN SPEED (AUTO) ..... When the AUTO fan speed mode is set in the cooling/heating operation: For the heating operation ● The fan speed will automatically change according to the temperature of discharged air. ● When the difference of room temperature and setting temperature is large, fan starts to run at HI speed.
– 11 – HOW TO SET THE TIMER ON/OFF-Timer ● The device will turn on (off) and off (on) at the designated times. ● The switching occurs first at the preset time that comes earlier. ● The arrow mark appearing on the display indicates the sequence of switching operations.
– 12 – 3 Point the signal window of the remote controller toward the indoor unit, and press the (RESERVE) button. The (OFF) mark starts lighting instead of flashing and the sign (RESERVED) lights. A beep occurs and the (TIMER) lamp lights on the indoor unit.
– 13 – HOW TO SET THE SLEEP TIMER 1 Set the ON-timer. Set the current time at first if it is not set before (see the pages for setting the current time).
– 14 – Cooling “ ” and dehumidifying “ ” Explanation of the sleep timer The device will control the F AN SPEED and room temperature automatically so as to be quiet and good for people ’ s health. Y ou can set the sleep timer to turn of f after 1, 2, 3 or 7 hours.
– 15 – ADJUSTING THE AIR DEFLECTOR 1 2 Adjustment of the conditioned air to the left and right. Hold the vertical air deflector as shown in the figure and adjust the conditioned air to the left and right. ● If the “ (AUTO SWING)” button is pressed once, the horizontal air deflector swings up and down.
– 16 – HOW TO EXCHANGE THE BA TTERIES IN THE REMOTE CONTROLLER 1 Remove the cover as shown in the figure and take out the old batteries. = 2 Install the new batteries. The direction of the batteries should match the marks in the case. 1. Do not use new and old batteries, or different kinds of batteries together.
– 17 – Suitable Room T emperature Install curtain or blinds V entilation Effective Usage Of Timer Do Not Forget T o Clean The Air Filter Please Adjust Suitable T emperature For Baby And Children Warning Freezing temperature is bad for health and a waste of electric power.
– 18 – FOR USER’S INFORMA TION The Air Conditioner And The Heat Source In The Room Not Operating For A Long T ime When Lightning Occurs Caution If the amount of heat in the room is above the cooling capability of the air conditioner (for example: more people entering the room, using heating equipments and etc.
– 19 – A TT ACHING THE AIR CLEANSING AND DEODORIZING FIL TERS 1 Open the front panel. ● Pull up the front panel by holding it at both sides with both hands. 2 Remove the filter. ● Push upward to release the claws and pull out the filter. 3 Attaching the air cleansing and deodorizing filters to the filter.
– 20 – MAINTENANCE Cleaning and maintenance must be carried out only by qualified service personal. Before cleaning, stop operation and switch off the power supply. 1. AIR FILTER Clean the air filter, as it removes dust inside the room. In case the air filter is full of dust, the air flow will decrease and the cooling capacity will be reduced.
– 21 – 2. Washable Front Panel ● Remove the front panel and wash with clean water. Wash it with a soft sponge. After using neutral detergent, wash thoroughly with clean water. ● When front panel is not removed, wipe it with a soft dry cloth. Wipe the remote controller thoroughly with a soft dry cloth.
– 22 – 3. MAINTENANCE AT BEGINNING OF LONG OFF PERIOD ● Run the unit by setting the operation mode to (COOL), the temperature to 32 ° C and the fan speed to HI for about half a day on a fine day, and dry the whole of the unit. ● Switch off the power plug.
– 23 – AFTER SALE SERVICE AND W ARRANTY WHEN ASKING FOR SERVICE, CHECK THE FOLLOWING POINTS. When it does not operate ● Is the fuse all right? ● Is the voltage extremely high or low? ● Is th.
Hitachi, Ltd. Tokyo, Japan International Sales Division THE HITACHI ATAGO BUILDING, No. 15 – 12 Nishi Shinbashi, 2 – Chome, Minato – Ku, Tokyo 105 - 8430, Japan.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Hitachi RAC50NH4 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Hitachi RAC50NH4 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Hitachi RAC50NH4, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Hitachi RAC50NH4 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Hitachi RAC50NH4, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Hitachi RAC50NH4.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Hitachi RAC50NH4. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Hitachi RAC50NH4 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
