Heavy industries packaged air conditioner (24 pages)
Summary of Contents for Mitsubishi SRK20ZJ-S
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USER’S MANUAL AIR-CONDITIONER ENGLISH SRK20ZJ-S SRK25ZJ-S SRK35ZJ-S SRK50ZJ-S This air conditioner complies with EMC Directive 2004/108/EC, Este acondicionador de aire cumple con la directiva EMC: 2004/ LV Directive 2006/95/EC. 108/EC, LV Directiva 2006/95/EC. Ce climatiseur est conforme à la Directive EMC: 2004/108/EC, LV Deze airconditioner voldoet aan EMC Directive 2004/108/EC, LV Directive 2006/95/EC.
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. • The safety precautions are classified as “ DANGER” and “ CAUTION”. Precautions as shown in the column “ DANGER”...
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❚ Safety precautions CAUTION Do not sit on the outdoor unit nor put After a long period of use, check the unit's Do not touch the aluminum fins on the anything on it. support structure from time to time. air heat exchanger. If the unit falls down or things drop If you do not repair any damage It may result in injury.
Name of each part and its function INDOOR UNIT Air Inlet panel Draws the indoor air. Page 17 Air filter Removes dust or dirt from the inlet air. Page 17 Air-cleaning filter Page 18 Room temperature sensor Heat exchanger Air outlet Air blows out of here.
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 6 RUN (HOT KEEP) light (green) 3D AUTO light (green) •...
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 Pull out the cover and take out old batteries.
Operation and display section for remote control Operation section FAN SPEED button OPERATION MODE select button Each time the button is pressed, the Each time the button pressed, the display is switched over in turn. display is switched over in turn. Page 8 Page 8, 9 ON/OFF (luminous) button...
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: Press MODE button. Move the [ mark] to the (Auto) position. Point the remote control toward the air-conditioner, and Press the ON/OFF button.
COOL/HEAT/DRY/FAN mode operation Point the remote control toward the air-conditioner, and Press the MODE select button. Move the [ mark] to the required operation position. (Cool), (Heat), (Dry), (Fan) Press the ON/OFF button. Press the TEMP button. Press button for the preferred temperature. Standard Press the FAN SPEED button Set the fan speed as preferred.
Airflow direction adjustment Adjusting airflow direction ■ Up/down direction can be adjusted with the AIRFLOW (UP/DOWN) 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) ■...
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. Page 13 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. Page 13 ON-TIMER operation can be set regardless of whether the air-conditioner is running or not. Example: In the case the preferred room temperature is required at 8:00.
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.
HIGH POWER/ECONOMY operation If the air-conditioner is not operating, point the remote control toward the air conditioner, and Press the ON/OFF button. Press the HI POWER/ECONO button. • When the operating mode is AUTO, COOL or HEAT Every time the HI POWER/ECONO button is pressed, the display is switched in the order of: No display (HIGH POWER)
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. In order to active CLEAN operation, press the CLEAN switch with the tip of a ballpoint pen.
Maintenance Before maintenance During the operational season Cleaning the air filter Standard interval is once every two week Turn off the power supply. • Pull up the air inlet panel forward. Remove the air filter • Lightly hold the knobs at both sides and lift a little to remove the panel forward.
Cooling/heating is affected by an air filter clogged up with dust etc., and the operation noise becomes louder. It may also NOTE use extra electricity. Please clean the air filter at appropriate intervals. At the end of the season At the beginning of the season Perform the fan operation for a half day.
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. •...
Notice The unit does not restart immediately after you have Restart is blocked for 3 minutes after you have stopped the operation stopped it. to protect the unit. (RUN light is on) Please wait for operating? three minutes. The three-minute protection timer in the microcomputer automatically starts it up again.
Contact your dealer ■ Turn off the power switch immediately and inform your dealer in any of the following situations: The fuse or switch blows continu- The cable becomes extremely hot. ously. The covering of the cable is cracked. CAUTION Fuse often blows.