Instruction/ maintenance manual of the product RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT Hitachi
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MODEL RAS-25YHA / RA C-25YHA RAS-35YHA / RA C-35YHA INDOOR UNIT Instruction manual T o obtain the best performance and ensure years of trouble free use , please read this instruction manual completely .
– 2 – W ARNING SAFETY PRECA UTION • Please read the “Saf ety Precaution” carefully bef ore operating the unit to ensure correct usage of the unit. • P ay special attention to signs of “ W arning ” and “ Caution ”. The “W ar ning” section contains matters which, if not obser ved strictly , ma y cause death or serious injury .
– 3 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ PRECA UTIONS DURING OPERA TION CA UTION • Indoor unit cleaning must be performed by author iz ed personnel only .
– 4 – N AM ES A ND FUNC TIONS OF E A CH P A R T INDOOR UNIT MODEL NAME AND DIMENSIONS MODEL WIDTH (mm) HEIGHT (mm) DEPTH (mm) RAS-25YHA, RAS-35YHA 780 280 215 RA C-25YHA, RA C-35YHA 750 548 288 Air filter T o prevent du st from com ing into the ind oor unit.
– 5 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ N AM ES A ND FUNC TIONS OF E A CH P A R T INDOOR UN IT INDI C A TORS CA UTION FIL TER LAMP (Green) When the de vice is operated for a total of about 200 hours, the FIL TER lamp lights indicates that it is time to clean the filter .
– 6 – A UTO HEA T DEHUMIDIFY COOL F AN F AN SPEED LOW MED HI SLEEPING ST OP (CANCEL) ST ART (RESER VE) ST ART/ST OP TIME TIMER SET TIMER SELECT OR ON TIMER OFF TIMER A UTO SWING NAMES AND FUNCTIONS OF EACH P AR T REMO TE CONTROLLER • This controls the operation of the indoor unit.
– 7 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ V ARIOUS FUNCTIONS Auto Restart Control AUTOMA TIC OPERA TION The device will autom ati cally dete rmin e the mode of operation , HEA T or COOL dependin g on the initi al room te mpera tur e .
– 8 – Set the desire d F AN SPE ED w ith the (F AN SPE ED) but ton (the disp lay indicates t he set ting). (A UT O ) : The fan spe ed chan ges automatic ally acco rding to the temp erature of the air w hich blow s out. (HI ) : Ec o n o m i c a l a s t h e r o o m w i l l b e c o m e wa r m quic kly .
– 9 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ DEHUMIDIFYING OPERA TION Use the de vice f or dehumidifying when the room temperature is ov er 16°C . When it is under 15°C , the dehumidifying function will not work.
– 10 – Set the desired F AN SPEED with the (F AN SPEED) button (the displa y indicates the setting). (A UT O) : The F AN SPEED is HI at first and v aries to MED automatically when the preset temperature has been reached. ( H I ) : Economical as the room will become cool quickly .
– 11 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ F AN OPERA TION Y ou can use the de vice simply as an air circulator . Use this function to dry the inter ior of the indoor unit at the end of summer .
– 12 – Stop Star t HOW TO SET THE TIMER TIME, D A Y , MONTH (current time, da y , month) OFF TIMER ON TIMER RESER VE CANCEL 1 Set the current month and da y with the TIMER control button. 1 Press the (OFF-TIMER) b ut- ton. The (O FF) ma rk blin ks on the displa y .
– 13 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ 3 P oint the signal window of the remote controller to ward the indoor unit, and press the (RESER VE) b utton. The (ON) mark star ts lighting instead of flashing and the (RESER VED) sign lights.
– 14 – HOW TO SET THE SLEEP TIMER SLEEP How to Cancel Reserv ation P oint the signal window of the remote controller to ward the indoor unit, and press the (CANCEL) button. The (RESER VED) sign goes out with a beep and the (TIMER) lamp tur ns off on the indoor unit.
– 15 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ ADJUSTING THE AIR DEFLECTORS Adjustment of the conditioned air in the upward and downw ard directions. The horizontal air deflector is automatically set to the proper angle suitable f or each operation.
– 16 – MAINTENANCE 2 1 CA UTION PROC EDURE 1. AIR FIL TER Cleaning and maintenanc e mus t b e c arrie d out only by qual ified ser vice per sonal. B efore clean ing, sto p ope ration and sw itch of f the power sup ply . When the filter indi cator lamp comes on, b e sure to clean t he filter .
– 17 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ 2. CLEANING OF FR ONT P ANEL CA UTION • D o not splash o r direc t water to the bod y of the unit when c leaning it a s t his may cause shor t c ircuit.
– 18 – Heating Capability • This room air conditioner utilizes a heat pump system that absorbs e xterior heat and brings it into a room to be heated.
– 19 – ENGLISH DEUTSCH FRANÇAIS IT ALIANO SP ANISH POR TUGUÊS ∂ÏÏËÓÈο Р УССКИЙ REGULAR INSPECTION PLEASE CHECK THE FOLLOWING POINTS EVER Y EITHER HALF YEARL Y OR YEARL Y . CONT ACT Y OUR SALES A GENT SHOULD Y OU NEED ANY HELP . 1 2 3 Check to see if the unit’ s earth line has been connected correctly .
– 20 – Perking n oise Nois e of the v entilat ion fan suckin g in air present in the drain hose and blowing out dehumi dify ing water that ha d acc umulated in t he con densed wat er c ollec tor .
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An important point after buying a device Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT you will learn all the available features of the product, as well as information on its operation. The information that you get Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT will certainly help you make a decision on the purchase.
If you already are a holder of Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT.
However, one of the most important roles played by the user manual is to help in solving problems with Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
