Related Manuals for Hitachi RAI-25QPB
Summary of Contents for Hitachi RAI-25QPB
- Page 1 CEILING CASSETTE TYPE AIR CONDITIONER INDOOR UNIT MODEL RAI-25QPB RAI-35QPB RAI-50QPB INDOOR UNIT RAI-25QPB RAI-35QPB RAI-50QPB...
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Page 2: Safety Precaution
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. - Page 3 PRECAUTIONS DURING OPERATION The product shall be operated under the manufacturer specifi cation and ● not for any other intended use. 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 ●...
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Page 4: Names And Functions Of Each Part
● Recommended to replace the air cleaning fi lter after every 3 months for normal usage. Type number for this air cleaning fi lter is <SPX-NTW1>. Please use this number for ordering when you want to renew it. MODEL NAME AND DIMENSIONS MODEL WIDTH (mm) HEIGHT (mm) DEPTH (mm) RAI-25QPB, 35QPB, 50QPB – 4 –... -
Page 5: Multi-Air Conditioner
MULTI-AIR CONDITIONER Several indoor units can be connected to one outdoor unit. You can operate only one unit or several units according to your needs. Combination of Operations: When operation mode is selected: ● You cannot operate the indoor units in the ●... -
Page 6: Operation Indicator
INDOOR UNIT INDICATORS OPERATION LAMP This lamp lights during operation. The OPERATION LAMP fl ashes in the following cases during heating. (1) During preheating For about 2–3 minutes after starting up. (2) During defrosting Defrosting will be performed about once an one hour when frost forms on the heat exchanger of the outdoor unit, for 5–10 minutes each time. -
Page 7: Circuit Breaker
Note The recommended temperature range for safety testing should be as below: ● Cooling Heating Minimum Maximum Minimum Maximum Dry bulb °C Indoor Wet bulb °C Dry bulb °C Outdoor Wet bulb °C CIRCUIT BREAKER When you do not use the room air conditioner, set the circuit breaker to “OFF”. MEMO ...................................... - Page 8 THE IDEAL WAYS OF OPERATION Suitable Room Temperature Install curtain or blinds It is possible Warning to reduce Freezing temperature heat entering is bad for health and a the room waste of electric power. through windows. Ventilation Effective Usage Of Timer At night, please use the “OFF or ON timer Caution operation mode”, together with your wake...
- Page 9 FOR USER’S INFORMATION The Air Conditioner And The Heat Source In The Room 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.), the preset room temperature cannot be achieved.
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Page 10: Maintenance
MAINTENANCE CAUTION Cleaning and maintenance must be carried out by qualifi ed service personnel. Before the cleaning, stop operation and disconnect the power supply. Clean the fi lter at least once every one month. This helps save electricity cost. CLEANING OF PRE-FILTER REMOVAL AND ATTACHMENT OF PRE-FILTER PROCEDURE Remove the fi... -
Page 11: Cleaning Of Front Panel
2. CLEANING OF FRONT PANEL Wipe it with a soft dry cloth. ● When it is excessively dirty, wipe with soft cloth soaked in lukewarm water or neutral detergent. ● Then wipe thoroughly with a soft dry cloth. CAUTION ● Do not splash or direct water to the body of the unit when cleaning it as this may cause short circuit. - Page 12 AFTER SALE SERVICE AND WARRANTY WHEN ASKING FOR SERVICE, CHECK THE FOLLOWING POINTS. CONDITION CHECK THE FOLLOWING POINTS If the remote controller is Do the batteries need replacement? ● not transmitting a signal. Is the polarity of the inserted batteries correct? ●...
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