Hitachi RAD25QH4 Manual
Indoor/outdoor unit, multizone 70h/80h
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Also See for RAD25QH4:
- Instruction manual (29 pages) ,
- Service manual (294 pages) ,
- Service manual (145 pages)
Related Manuals for Hitachi RAD25QH4
Summary of Contents for Hitachi RAD25QH4
- Page 1 SPLIT TYPE AIR CONDITIONER INDOOR UNITS/OUTDOOR UNIT RAM70QH4 RAF25NH4 RAF50NH4 (MULTIZONE 70H) RAD25QH4 RAM80QH4 RAD40QH4 (MULTIZONE 80H) RAD25QH4 RAD40QH4 RAF25NH4 RAF50NH4 û RAM70QH4 RAM80QH4...
- Page 2 SAFETY RECAUTION Please read the ÒSafety PrecautionÓ carefully before operating the unit to ensure correct usage of the unit. Warning Caution Pay special attention to signs of Ò Ó and Ò Ó. The ÒWarningÓ section contains matters which, if not observed strictly, may cause death or serious injury. The ÒCautionÓ section contains matters which may result in serious consequences if not observed properly.
- Page 3 RECAUTIONS DURING O ERATION ¥ The product shall be operated under the manufacturer specification and not for any other intended use. PROHIBITION ¥ Do not attempt to operate the unit with wet hands, this could cause fatal accident. DON'T WET ¥...
- Page 4 MODEL : RAD-25QH4, RAD-40QH4 MULTI-AIR CO DITIO ER With this multi-air conditioner, several indoor units can be connected to one outdoor unit to be driven. You can operate the required number of indoor units. Combination of operations: ¥ You cannot operate the indoor units in ¥...
- Page 5 MODEL AME A D DIME SIO S MODEL WIDTH HEIGHT DEPTH RAD-25QH4 RAD-40QH4 750mm (29-17/32") 235mm (9-1/4") 400mm (15-3/4") (INDOOR UNIT) I DOOR U IT I DICATORS TEMPORARY SWITCH Use this switch to start and stop when the remote controller does not work.
- Page 6 ODEL : RAF-25NH4, RAF-50NH4 ULTI-AIR CONDITIONER With this multi-air conditioner, several indoor units can be connected to one outdoor unit to be driven. You can operate the required number of indoor units. Combination of operations: ¥ You cannot operate the indoor units in ¥...
- Page 7 INDOOR UNIT CONTROL PANEL TE PORARY SWITCH TE PORARY SWITCH If the remote controller does not work due to battery failure, press this switch to start and stop operation. ¥ This temporary operation will be at the most recent setting made.
- Page 8 AMES A D FU CTIO S OF EACH PART REMOTE CO TROLLER ¥ This controls the operation of the indoor unit. The range of control is about 7 meters. If indoor lighting is controlled electronically, the range of control may be shorter. This unit can be fixed on a wall using the fixture provided.
- Page 9 VARIOUS FU CTIO S Auto Restart Control ¥ If there is a power failure, operation will be automatically restarted when the power is resumed with previous operation mode and airflow direction. (As the operation is not stopped by remote controller.) ¥...
- Page 10 EATING OPERATION ¥ 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. ¥ In order to keep reliability of the device, please use this device above -15¡C of the outdoor temperature. Press the FUNCTION selector so that the display indicates (HEAT).
- Page 11 DE UMIDIFYING OPERATION 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. Press the FUNCTION selector so that the display indicates (DEHUMIDIFY). The FAN SPEED is set at LOW automatically. The FAN SPEED button does not work.
- Page 12 OOLING OPERATION Use the device for cooling when the outdoor temperature is 22-42¡C. If humidity is very high (over 80%) indoors, some dew may form on the air outlet grille of the indoor unit. Press the FUNCTION selector so that the display indicates (COOL).
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Page 13: Fan Operation
FAN OPERATION You can use the device simply as an air circulator. Use this function to dry the interior of the indoor unit at the end of summer. Press the FUNCTION selector so that the display indicates (FAN). Press the (FAN SPEED) button. - Page 14 OW TO SET T E TIMER Time, Day, Month Set the current month and day with the TIMER control button. TIME, DAY, After you change the MONTH (current batteries; time, day, month) OFF TIMER ON TIMER Press the (OFF-TIMER) OFF-Timer button.
- Page 15 Set the Set the current time with Press the (TIME) button (TIME) button. the TIMER control button. again.The time indication starts ¥ The time indication will lighting instead of flashing. disappear automatically in 10 seconds. ¥ To check the current time setting, press the (TIME) button twice.
- Page 16 OW TO SET T E 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 1 hour 2 hours 3 hours...
- Page 17 MODEL : RAD-25Q 4, RAD-40Q 4 ADJUSTING T E AIR DEFLECTORS 1. NON DUCT Adjustment of the conditioned air in the upward and downward directions. According to ÒDehumidifyingÓ or ÒCoolingÓ operation, the horizontal air deflector is automatically set to the proper angle suitable for each operation.
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Page 18: Circuit Breaker
OW TO C ANGE T E BATTERIES IN T E REMOTE CONTROLLER Remove the cover as shown in the figure and remove the old batteries. Install the new batteries. Push and pull to the direction of The direction of the batteries should match the marks in arrow mark the case. -
Page 19: Maintenance
MAINTENANCE WARNING ¥ Before cleaning, stop unit operation with the remote controller and turn off the circuit breaker. CAUTION ¥ Do not expose the unit to water as it may cause an electric shock. ¥ For cleaning inside the air conditioner, consult your sales agent. ¥... - Page 20 INFORMATION CAPABILITIES eating Capability CAUTION ¥ This room air conditioner utilizes a heat pump system that absorbs Do not use a stove exterior heat and brings it into a room to be heated. As the ambient or any other high- temperature gets lower, heating capability will also lower.
- Page 21 ADJUSTING TH AIR D FL CTORS Adjustment of the conditioned air in the upward and downward directions. The horizontal air deflector is automatically set to the proper angle suitable for each operation. The deflector can be swung up and down continuously and also set to the desired angle using the Ò...
- Page 22 HOW TO CHANG TH BATT RI S IN TH R MOT CONTROLL R Remove the cover as shown in the figure and remove the old batteries. Install the new batteries. Push and pull to The direction of the batteries should match the marks in the direction of arrow mark the case.
- Page 23 MAINT NANC WARNING ¥ Before cleaning, stop unit operation with the remote controller and turn off the circuit breaker. CAUTION ¥ Do not expose the unit to water as it may cause an electric shock. ¥ For cleaning inside the air conditioner, consult your sales agent. ¥...
- Page 24 2. HOW TO INSTALL AND R MOV TH FRONT PAN L ¥ Be sure to use both hands to grasp the front panel when removing it or attaching it. ¥ The front panel may be installed up or down to suit user preference. Removing ¥...
- Page 25 OPTIONAL PARTS 1. AIR CL ANSING AND D ODORIZING FILT RS (SPX-CFH5) ¥ The air cleansing and deodorizing filters can absorb even minute dust particles. The filterÕs antibacterial function prevents growth of microorganisms Air cleansing and deodorizing filters in the filter. The air cleansing and deodorizing filters also add air purification to the unitÕs normal operation to offer a clean and comfortable environment.
- Page 26 INFORMATION CAPABILITI S Heating Capability ¥ This room air conditioner utilizes a heat pump system that absorbs CAUTION exterior heat and brings it into a room to be heated. As the ambient Do not use a stove temperature gets lower, heating capability will also lower. In such a or any other high- situation, the PAM and inverter work to increase compressor rpm to keep temperature devices...
- Page 27 R GULAR INSP CTION PLEASE CHECK THE FOLLOWING POINTS EVERY EITHER HALF YEARLY OR YEARLY. CONTACT YOUR SALES AGENT SHOULD YOU NEED ANY HELP. Check to see if the unitÕs earth line has been connected correctly. If the earth line is disconnected or faulty, unit failure or electric WARNING shock hazard may result.
- Page 28 Steam emitted from the outdoor unit Water generated during defrosting operation evaporates and steam is emitted. Caused as the smells and particles of smoke, food, cosmetics, etc. present in room Odors air become attached the unit and blown off into the room again. Defrosting is underway (as the heating operation is stopped, the microcomputer The outdoor unit continues to operate checks frost accumulated in the indoor unit and instructs the unit to perform...
- Page 29 Fax: +46 (0) 8 562 711 13 Tel: +39 02 38073415 Servizio Clienti Email: csgswe@hitachi-eu.com Fax: +39 02 48786381/2 Email: customerservice.italy@hitachi-eu.com HITACHI EUROPE LTD (Norway) AB HITACHI EUROPE S.A.S Lyon Office STRANDVEIEN 18 B.P. 45, 69671 BRON CEDEX 1366 Lysaker...
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