Table of Contents
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SPLIT TYPE AIR CONDITIONER
INDOOR UNIT/OUTDOOR UNIT
RAS-E25YHA B / RAC-E25YHAB
R32
RAS-E35YHA B / RAC-E35YHAB
RAS-E50YHA B / RAC-E50YHAB
OUTDOOR UNIT
RAC-E25YHAB
RAC-E35YHAB
RAC-E50YHAB
Instruction manual
To obtain the best performance and ensure years of trouble free use, please read this instruction manual completely.
MODEL
INDOOR UNIT
RAS-E25YHAB
RAS-E35YHAB
RAS-E50YHAB
- 1 -
Right/Left
F.Wash
Sleep
Silent
Page 1~23
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Table of Contents
Related Manuals for Hitachi RAC-E25YHAB
Summary of Contents for Hitachi RAC-E25YHAB
- Page 1 SPLIT TYPE AIR CONDITIONER INDOOR UNIT/OUTDOOR UNIT MODEL RAS-E25YHA B / RAC-E25YHAB RAS-E35YHA B / RAC-E35YHAB RAS-E50YHA B / RAC-E50YHAB INDOOR UNIT OUTDOOR UNIT RAS-E25YHAB RAS-E35YHAB RAS-E50YHAB RAC-E25YHAB RAC-E35YHAB Right/Left F.Wash Sleep Silent RAC-E50YHAB Instruction manual Page 1~23 To obtain the best performance and ensure years of trouble free use, please read this instruction manual completely.
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Page 2: Safety Precaution
SAFETY PRECAUTION This appliance is filled with R32. • 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 • Do not use any conductor as fuse wire, this could cause fatal accident. PROHIBITION • During thunder storm, disconnect the plug top or turn off the circuit breaker. WARNING “OFF” • Spray cans and other combustibles should not be located within a meter of the air outlets of both indoor and outdoor units.
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Page 4: Names And Functions Of Each Part
“cooling” or “dehumidifying” operation. when “cooling” or “dehumidifying” Piping and Wiring operation is performed, warm air blows. Air inlets (Rear and left sides) RAC-E25YHAB RAC-E35YHAB Drain port (Bottom) Air outlet Drain hose When “heating” operation is Drains the dehumidified water from the indoor unit to the performed, cool air blows and outdoor during “cooling”... - Page 5 NAMES AND FUNCTIONS OF EACH PART INDOOR UNIT INDICATIONS OPERATION LAMP (Yellow) This lamp lights during operation. The OPERATION LAMP flashes in the following cases during Frost Wash Lamp(Green) heating. (1)During preheating TIMER LAMP (Orange) For about 2-3 minutes after This lamp lights when the starting up.
- Page 6 NAMES AND FUNCTIONS OF REMOTE CONTROLLER This controls the operation function and timer setting of the room air conditioner. The range of control is about 7 meters. lf indoor lighting is controlled electronically, the range of control may be shorter. Signal Transmission Transmission Sign MODE selector Button...
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Page 7: Various Functions
VARIOUS FUNCTIONS 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.) If you intend not to continue the operation when the power is resumed, switch off the power supply. When you switch on the circuit breaker, the operation will be automatically restarted with previous operation mode and airflow direction. -
Page 8: Heating Operation
HEATING OPERATION Use the device for heating when the outdoor temperature is under 21°C. When it is too warm (over 2 °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. -
Page 9: Dehumidifying Operation
DEHUMIDIFYING 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 MODE selector button so that the display indicates (DEHUMIDIFY). The fan speed is set at LOW. Press (FAN SPEED) button to select SILENT or LOW fan speed. -
Page 10: Cooling Operation
COOLING OPERATION Use the device for cooling when the outdoor temperature is -10 to 46°C. If humidity is very high (over 80%) indoors, some dew may form on the air outlet grille of the indoor unit. Press the MODE selector button so that the display indicates (COOL). -
Page 11: Fan Operation
FAN OPERATION User can use the device simply as an air circulator. Press the MODE selector button so that the display indicates (FAN). Press the (FAN SPEED) button. (HIGH) (MED) (LOW) (SILENT) F.Wash Right/Left Sleep Silent START Press the (ON/OFF) button. Fan operation starts with a beep. STOP Press the button again to stop operation. -
Page 12: Powerful Operation
POWERFUL OPERATION By pressing (POWERFUL) button during HEATING, DEHUMIDIFYING, COOLING, FAN, AUTOMATIC • operation, the air conditioner performs at maximum power. • During POWERFUL operation, cooler or warmer air will be blown out from indoor unit for COOLING or HEATING operation respectively. Press the (POWERFUL) button during operation. - Page 13 FROST WASH OPERATION (For single model connection) The dust and dirt adhering to indoor heat exchanger which is the cause of the smell. They are washed away by freezing and thawing of the heat exchanger. Frost Wash function can work when the outdoor temperature is 1℃ to 46℃ and Indoor humidity is 30% to 70%. The process of Frost Wash Frost Wash end Frost Wash start...
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Page 14: Eco Operation
ECO OPERATION Energy saving operation by changing set temperature and by limiting the maximum power consumption value. By pressing the (ECO) button during Heating, Automatic, dehumidifying or Cooling operation, the air conditioner performs the “ECO” operation. Press (ECO) button during operation. •... -
Page 15: Sleep Timer Operation
Sleep SLEEP TIMER OPERATION The timer can be set up to a duration of 7 hours. Sleep By pressing (SLEEP) button during AUTO, HEATING, DEHUMIDIFYING, COOLING or FAN operation, the unit shifts the room temperature and reduces the fan speed. It results in energy saving. ■... -
Page 16: Silent Operation
SILENT OPERATION Silent By pressing (Silent) button during AUTO, HEATING, DEHUMIDIFYING, COOLING or FAN ● operation, the fan speed will change to ultra slow. ■ To start SILENT operation Silent Press (Silent) button during operation. ● “ ” is displayed on the LCD. Fan speed will be ultra slow. ■... - Page 17 ADJUSTING THE AIR DEFLECTORS Adjustment of the conditioned air in the upward and downward directions. The horizontal air deflector is automatically set to the proper angle Right/Left F.Wash suitable for each operation. The deflector can be swung up and down continuously and also set to the desired angle using the “...
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Page 18: Air Filter
CLEANING CAUTION Ensure unit and power supply is switched off before cleaning. Avoid touching any metal parts directly and do not use wet hands. Cleaning shall be carried out by competent person and able to follow below instruction. 1. AIR FILTER Clean the AIR FILTER as it removes dust inside the room. - Page 19 2. CLEANING OF 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.
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Page 20: Refrigerant Information
INFORMATION CAPABILITIES Heating Capability CAUTION • This room air conditioner utilizes a heat pump system that absorbs 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 inverter work to increase compressor rpm to keep the t e m... -
Page 21: After Sales Service And Warranty
AFTER SALES SERVICE AND WARRANTY WHEN ASKING FOR SERVICE, CHECK THE FOLLOWING POINTS. CONDITION CHECK THE FOLLOWING POINTS If the remote controller is not • Do the batteries need replacement? transmitting a signal. • Is the polarity of the inserted batteries correct? (Remote controller display is dim or blank.) •... - Page 22 THE FOLLOWING CASES DOES NOT INDICATE MALFUNCTION <Operation start> The unit is preparing to blow warm air. Please wait. During heating, the operation indicator blinks and air blow stops <In operation> The outdoor unit is defrosting. Please wait. (FROST WASH), Indicates frost wash operation is underway.
- Page 23 Notes • In quiet operation or stopping the running, the following phenomena may occasionally 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.
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