USER’S MANUAL AIR CONDITIONER ENGLISH MANUEL DE L’UTILISATEUR FRANÇAIS CLIMATISEUR ANWENDERHANDBUCH DEUTSCH KLIMAGERÄT SRK20ZD-S1 SRK25ZD-S1 SRK35ZD-S1 SRK50ZD-S1 ISTRUZIONI PER L’USO ITALIANO CONDIZIONATORE D’ARIA MANUAL DEL PROPIETARIO SRK20HD-S1 SRK28HD-S1 SRK40HD-S1 ESPAÑOL ACONDICIONADOR DE AIRE GEBRUIKERSHANDLEIDING NEDERLANDS AIRCONDITIONING SRK20CD-S1 SRK28CD-S1 SRK40CD-S1 MANUAL DO UTILIZADOR PORTUGUÊS APARELHO DE AR CONDICIONADO √¢∏°π∂™ Ã∏™∏™ ∂§§∏¡π∫∞ ∫§πª∞∆π™∆π∫√ РУКОВ
Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES, LTD. Air Conditioner. To get the best long-lasting performance, 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. This instruction manual contains the explanation of the heatpump air-conditioner.
Safety precautions • Before starting to use the system, please read these “Safety precautions” carefully to ensure proper operation of the system. • The safety precautions are classified as “ DANGER” and “ CAUTION”. Precautions as shown in the column “ DANGER” indicate that improper handling could have dramatic consequences like death, serious injury, etc. Nevertheless, even precautions as shown in the column “ CAUTION” might pose a serious problem, depending on the circumstances.
Safety precautions CAUTION Do not place a combustible insecticide or paint spray near the blower, nor aim it directly at the system. You should not expose any combustion appliance directly to the air stream of the air-conditioner. Do not wash the air-conditioner with water. This may result in a fire. The appliance may then work inadequately. This could cause an electric shock.
Choice of operations and features Choice of operations HEAT Page 9 Page 9 COOL The unit draws in heat from the outside air, transfers it inside and heats the room. Cooling by extracting heat from the room. DRY Page 9 Drying by extracting damp from the room. Functioning of micro-computer depends on setting and room temperatures. It dehumidifies while keeping room temperature almost constant. FAN Page 9 Page 8 AUTO Fanning by circulating room air. Automatic selection of operating mode.
Name of each part and its function INDOOR UNIT SRK20ZD-S1 SRK25ZD-S1 SRK35ZD-S1 SRK50ZD-S1 SRK20HD-S1 SRK28HD-S1 SRK40HD-S1 SRK20CD-S1 SRK28CD-S1 SRK40CD-S1 Air inlet grill Draws in the indoor air. Air filter Removes dust or dirt from the inlet air. Page 15 Natural enzyme filter Photocatalytic washable deodorizing filter Room temperature detector Unit operation section Unit indication section and remote control signal receiver Air outlet Air blows out of here.
Unit indication section RUN (HOT KEEP) light (green) • Illuminates during operation. • Blinks at air flow stop due to the ‘HOT KEEP’. Page 17 TIMER light (yellow) Illuminates during TIMER operation. HI POWER light (green) Illuminates during HI POWER operation. ECONOMY light (orange) Illuminates during ECONOMY operation. How to open the air inlet grill Place fingers at the recesses on both sides of the grill and pull up the grill to this side so that it will be opened by about 60 degrees.
Operation and indication section for remote control Operation section FAN SPEED button Each time the button is pushed, the cator is switched over in turn. OPERATION MODE select button indi- Each time the button is pushed, the cator is switched over in turn. indi- ON/OFF button HI POWER button Press for starting operation, press again for stopping. This button changes the HI POWER mode. Page 9 ECONOMY button This button changes the ECONOMY mode.
AUTO mode operation procedure ■ Automatically selects the operation mode (HEAT, DRY, COOL) depending on the room temperature when switched on. Aim the remote control at the air conditioner. 1 2 Press the ON/OFF button. When the unit is not in AUTO mode: Press MODE button. Move the [ mark] to the To stop: NOTE • Air is not blowing out during the operation. Page 17 (Auto) position. Press the ON/OFF button. AUTO mode can be operated by simply pressing the ON/OFF button.
COOL/HEAT/DRY/FAN mode operation procedure Aim the remote control at the air conditioner. 1 2 Press the ON/OFF button. Press the MODE select button. Move the [ mark] to the desirable operation position. (Cool), (Cool), ZD, HD type: CD type: 3 Press the TEMP button. 22°C~24°C 21°C~24°C FAN 26°C~28°C DRY button for the desired temperature. HEAT COOL Press or Standard 4 Air flow direction adjustment procedure.
Air flow direction adjustment procedure Adjusting up/down air flow direction ■ Up/down direction can be adjusted with the AIRFLOW button on the remote control. Each time when you press this button the mode changes as follows: Change to AIRFLOW mode. (Air scroll) (Swing) Air scroll SWING FLAP In COOL, DRY and FAN operation Stops at this position for 5 seconds. Thick line Thin line (Flap stopped) In HEAT operation Stops at this position for 5 seconds.
OFF-TIMER operation procedure ■ The unit stops automatically at the end of the set period of time. Example: You wish it to stop PM 10:30. If the air conditioner is not operating, aim the remote control at the air conditioner. 1 2 Press the ON/OFF button. Press the OFF TIMER button. OFF TIMER indicator 3 Press the “ or Each time the is blinking. ” button. button is pressed, the indicator is switched in the order of: AM 0:00 AM 0:10 Each time the AM 0:00 OFF AM 0:20 ... AM 1:00 AM 1:10 ...
PROGRAM TIMER operation procedure ■ The timer operations that consist of the combination of the timer being set at both on and off. Once this has been set and operations started, operations will commence and end at the same time every day as long as the ON/OFF button is not pressed. Example: When it is desired to stop at 10:30 PM, and then start operation at 8:00 AM, near the set temperature. 1 Press the ON/OFF button. ■ OFF TIMER operation setting Set by the procedures on page 11. PM .
Emergency run operation • The unit ON/OFF button on the unit operates ON/OFF temporarily when the remote control is not used. Operation program • OPERATION MODE : AUTO • FAN SPEED : AUTO • AIR FLOW : AUTO • Operation starts by pressing the unit ON/OFF button; it stops if you press the button again. Unit ON/OFF button Remote control handling procedure Replacing the batteries The following cases signify exhausted batteries. Replace old batteries with new ones.
Warning note for remote control handling • Don’t go near high temperature places, such as an electric carpet or stove. • Don’t leave the remote control exposed to direct sunlight or other strong lighting. • Don’t drop the remote control. Handle with care. • Don’t put any obstructing obstacles between the remote control and the unit. • Don’t spill water etc on the remote control. • Do not place heavy objects on the remote controller, or step on it.
Maintenance Before maintenance Turn off the power switch. During the operational season Cleaning the air filter 1 Standard interval is once every two week Remove the air filter 1 Pull up to this side the air inlet grill. 2 Lightly hold the knobs at both sides and lift a little to remove the grill to this side. Don’t spill water. There's a danger of electric shock. 2 • Hot water (40°C or more) It may deform or discolour the unit. • Petrol, paint thinner, benzine or polishing agents, etc.
Installing, inspecting, and replacing the natural enzyme filter and the photocatalytic washable deodorizing filter • Installing the natural enzyme filter and the photocatalytic washable deodorizing filter 1. Open the air inlet grill and remove the air filters. 2. Install the filter holders, with the natural enzyme filter and the photocatalytic washable deodorizing filter installed in the holders, in the air conditioner. 3. Install the air filters and close the air inlet grill.
Troubleshooting Please carry out the following checks before making a service call. The air conditioner does not work at all. Has the power switch been turned off? Has the timer been set in the "ON" position? Is there a power failure or a blown fuse? If the air-conditioner does not operate properly after you have checked the left points, or if any doubt still exists after you have consulted page 17, or if things happen as shown on page 18, switch off the power and contact your dealer.
There is a slight smell. Air blown out during operation may smell. This is caused by tobacco or cosmetics sticking to the unit. You hear a slight gurgling sound. This is caused by refrigerating liquid moving within the unit. You hear a slight cracking sound. This is caused by heat expansion or contraction. You hear a hissing or clicking sound. This is caused by the operation of the refrigerant control valves or electric components.
Air conditioner operating conditions ■ Use within the following operational range. Operating outside of this range may result in the protection devices being activated, preventing the unit from working.
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: ◆ SRK-ZD RUN lamp Cause 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 6 time flash Indoor fan motor error • Defective fan motor, poor connector connection Outdoor temperature sensor e
AIR-CONDITIONING & REFRIGERATION SYSTEMS HEADQUARTERS 16-5, 2-Chome, Kounan, Minato-ku, Tokyo, 108-8215, Japan Fax: (03) 6716-5926 MITSUBISHI HEAVY INDUSTRIES EUROPE, LTD.
