ORIGINAL INSTRUCTIONS USER’S MANUAL AIR-CONDITIONER ENGLISH MANUAL DEL PROPIETARIO ESPAÑOL ACONDICIONADOR DE AIRE MANUAL DO UTILIZADOR PORTUGUÊS APARELHO DE AR CONDICIONADO KULLANIM KILAVUZU TÜRKÇE DXK09Z5L-S DXK12Z5L-S DXK15Z5L-S AIR-CONDITIONING & REFRIGERATION DIVISION 3-1, Asahi, Nishibiwajima-cho, Kiyosu, Aichi, 452-8561, Japan http://www.mhi.co.jp MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONING EUROPE, LTD.
Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES, LTD. Air-Conditioner. To get the best long-lasting performance, please read and follow this User’s Manual carefully before using your air-conditioner. After reading, please store the Manual in a safe place and refer to it for operational questions or in the event of any irregularities. This air-conditioner is intended for domestic use.
Safety precautions • Before starting to use the system, please read these “Safety precautions” carefully to ensure proper operation of the system. • When you have read this instruction manual, please keep it without missing. If someone else takes over as operator, make certain that the manual is also passed on to the new operator. Improper handling could lead to drastic result like death, serious injury, etc. CAUTION Might pose a serious problem, depending on the circumstances.
❚ Safety precautions ❚ OPERATION PRECAUTIONS WARNING • Children shall not play with the appli- • Cleaning and user maintenance shall not be made by children without suance. pervision. • Do not expose yourself to the cooling • Do not insert anything into the air inair for a long period. let. This could affect your physical condition This may cause injury, as the internal fan and cause health problems. rotates at high speed.
❚ Safety precautions CAUTION • Do not touch the aluminum fins on the air heat exchanger. It may result in injury. • Do not place household electrical appliances or household items under neath the indoor or outdoor units. Condensation falling from the unit may stain objects and cause accidents or electrical shock. • Do not operate the system without the air filter. It can cause malfunction of the system due to clogging of the heat exchanger.
❚ Safety precautions ❚ PRECAUTIONS FOR RELOCATION OR REPAIRS WARNING • Do not perform any repairs or modifications by yourself. Consult the dealer if the unit requires repair. If you repair or modify the unit, it can cause water leaks, electric shocks or fire. • Consult your dealer for repairs. Wrong repairs could cause an electric shock, fire, etc. • In case the air-conditioner is relocated elsewhere, contact your dealer or a professional fitter.
Name of each part and its function INDOOR UNIT Air filter Remove dust or dirt from the inlet air. Page 18 Indoor unit fan Air-cleaning filter Heat exchanger Front panel Unit display section Page 7 Room temperature sensor Air outlet Air blows out of here. Left/right airflow direction adjustment louver Page 12 Up/down airflow direction adjustment flap Page 12 Drain hose Drains water from the indoor unit.
Name of each part and its function Unit display section Remote control signal receiver Unit ON/OFF button This button can be used for turning on/off the unit when remote control is not available. Page 8 RUN (HOT KEEP) light (blue) • Illuminates during operation. • Blinks when airflow stops due to the ‘HOT KEEP’ and ‘CLEAN operation’. 1.5 sec. HOT KEEP 3 sec. ON ON CLEAN operation OFF OFF 0.5 sec. 1 sec. Page 17 TIMER light (yellow) Illuminates during TIMER operation.
Remote control handling Replacing the batteries The following cases signify exhausted batteries. Replace old batteries with new ones. • Receiving beep is not emitted when a signal is transmitted. • Display fades away. NOTE 1 2 Pull out the cover and take out old batteries. • Do not use old and new batteries together. • Remove the batteries when the remote control is not used for a long period.
Operation and display section for remote control Operation section FAN SPEED button OPERATION MODE select button Each time the button is pressed, the display is switched over in turn. Each time the button pressed, the display is switched over in turn. Page 10, 11 Page 10 ON/OFF (luminous) button HI POWER/ECONO button Press to start operation, press again to stop. This button changes the HIGH POWER/ ECONOMY mode. Page 16 AIR FLOW (UP/DOWN) button This button changes the air flow (up/down) direction.
AUTO mode operation ■ Automatically selects the operation mode (COOL, HEAT, DRY) depending on the room temperature when switched on. When the unit is not in AUTO mode: 1 Press MODE button. Move the [ mark] to the (Auto) position. Point the remote control toward the air-conditioner, and 2 Press the ON/OFF button. To stop: Press the ON/OFF button. NOTE • In case air is not blowing out during the operation.
COOL/HEAT/DRY/FAN mode operation Point the remote control toward the air-conditioner, and 1 Press the MODE select button. Move the [ (Cool), 2 3 mark] to the required operation position. (Heat), (Dry), (Fan) Press the ON/OFF button. Press the TEMP button. Press or button for the preferred temperature. Recommendation 4 Airflow direction adjustment procedure. Press the FAN SPEED button Set the fan speed as preferred. Page 12 NOTE To stop: Press the ON/OFF button.
Airflow direction adjustment Adjusting airflow direction ■ Up/down direction can be adjusted with the AIRFLOW button on the remote control. Every time you press this button the mode changes as follows: Change on AIRFLOW (UP/DOWN) mode. (Flap stopped) (Swing) NOTE FOR HEATING OPERATION • When operation starts, the flap direction is fixed at the horizontal position in order to avoid cold draft, and return to the set the position that was set after the warm air supply is starting.
SLEEP TIMER operation ■ The unit stops automatically after the set time lapses. The set temperature is automatically adjusted according to the elapsed time in order to avoid too much cooling or heating. 1 Page 15 Press the SLEEP button. ■ If it is pressed while the unit is off SLEEP TIMER operation starts with the previous operation settings, and the air conditioning is turned off after the set time elapses.
ON-TIMER operation ■ Operation starts 5 to 60 minutes before the set time so that the room temperature reaches the optimum temperature at the set time. ON-TIMER operation can be set regardless of whether the air-conditioner is running or not. Page 15 Example: In the case the preferred room temperature is required at 8:00. 1 2 Press the ON-TIMER button. ON TIMER display Press the Every time the 0:00 0:10 Every time the is blinking. or button.
PROGRAM TIMER operation ■ The timer operations of the combination of ON and OFF TIMER. Once this has been set the timer operations will be repeated at the same time every day unless the ON/OFF button is pressed. Example: When it is prefered to stop at 22:30, and then start operation at 8:00, near the set temperature. ■ OFF TIMER operation setting Set by the procedures on page 13. Set to ■ ON TIMER operation setting Set by the procedures on page 14.
HIGH POWER/ECONOMY operation If the air-conditioner is not operating, point the remote control toward the air conditioner, and 1 2 Press the ON/OFF button. Press the HI POWER/ECONO button.
SELF CLEAN operation ■ CLEAN operation should be run after AUTO, COOL and DRY operation to remove the moisture from inside the indoor unit and control the growth of mold and bacteria. 1 In order to active CLEAN operation, press the CLEAN switch with the tip of a ballpoint pen. Every time the CLEAN switch is pressed, the display is switched in the order of: No display (CLEAN off) (CLEAN on) NOTE • Two hours later, the air conditioner stops running automatically.
Maintenance Careful matter during maintenance Turn off the power supply. • Do not spill any liquid. Wipe the unit with a soft, dry cloth. Do not use the following articles: There's a danger of electric shock. • Hot water (40°C or more) It may deform or discolour the unit. • Petrol, paint thinner, benzine or cleanser, etc. They may deform or scratch the unit. • Do not touch the aluminum fins on the heat exchanger. • Stand firmly on a stepladder or other stable object when removing the filter.
Cooling/heating is affected by an air filter clogged up with dust etc., and the operation noise becomes louder. It may also use extra electricity. Please clean the air filter at recommendation intervals. NOTE At the end of the season At the beginning of the season 1 Perform the fan operation for a half day. 2 Stop the unit and turn off the power supply. 3 4 5 Clean and reinstall the air filter. Dry the inside of the unit. Cooling season only. The unit consumes approx.
Proper installation Suitable installation position • Do not put any obstruction in front of the indoor unit, preventing proper ventilation and functioning. • Do not install the unit in any of the following places: • Where there is a danger of leaking flammable gases. • Where there is substantial splashing of oil. • Malfunctioning due to corrosion may occur if the unit is installed in a spa where sulfide gases are generated, or in a seaside resort exposed to sea breezes. Contact your dealer.
Notice The unit does not restart immediately after you have stopped it. (RUN light is on) Airflow is not blown out when starting the HEATING operation. RUN light blinks slowly (1.5 sec ON, 0.5 sec OFF) Airflow is not blown out for 5 to 15 min. or blown out not warm wind for a moment at HEATING operation. RUN light blinks slowly (1.5 sec ON, 0.5 sec OFF) Airflow is not blown out when starting the DRY operation. Restart is blocked for 3 minutes after you have stopped the operation to protect the unit.
Contact your dealer ■ Turn off the power switch immediately and inform your dealer in any of the following situations: The cable becomes extremely hot. The covering of the cable is cracked. CAUTION If the power cord becomes damaged, ask your dealer or a qualified engineer to install the replacement to avoid accidents. The fuse or switch blows continuously. The TV, radio or other equipment starts to malfunction. A switch does not activate properly. You hear a strange noise during operation.
Self diagnosis function ■ We are constantly trying to do better service to our customers by installing such judges that show abnormality of each function as follows: RUN light Cause Description of trouble 1-time flash Heat exchanger sensor error • Broken heat exchanger sensor wire, poor connector connection 2-time flash Room temperature sensor error • Broken room temperature sensor wire, poor connector connection 5-time flash Active filter voltage error • Defective power supply 6-time flash Ind
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ORIGINAL INSTRUCTIONS USER’S MANUAL AIR-CONDITIONER ENGLISH MANUAL DEL PROPIETARIO ESPAÑOL ACONDICIONADOR DE AIRE MANUAL DO UTILIZADOR PORTUGUÊS APARELHO DE AR CONDICIONADO KULLANIM KILAVUZU TÜRKÇE DXK09Z5L-S DXK12Z5L-S DXK15Z5L-S AIR-CONDITIONING & REFRIGERATION DIVISION 3-1, Asahi, Nishibiwajima-cho, Kiyosu, Aichi, 452-8561, Japan http://www.mhi.co.jp MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONING EUROPE, LTD.
