The unit will power up and display the room temperature. 2. Press the Mode button until the orange indicator light shines above the word Dehumidify. 3. Condensed water may accumulate in the unit. If the internal tank becomes full, the warning light will shine and the unit will not operate until the unit has been drained. See Draining Excess Water section. 4. The fan will operate in Med speed. Fan speed is not adjustable in Dehumidify mode. Fan Mode 1. Press the On/Off button to turn the unit on.

Fig. 5 Fig. 6 Fig. 7 Right rear sided (recommended) Right sided Lower sided Cut here Hacksaw Interconnection cable Indoor unit pipes Indoor unit drain hose Vinyl tape For Left rear Sided and Left Sided Piping: (See Fig. 8) Fig. 8 Left rear sided Left sided The length of the cable which will be passed through the wall hole should be longer than 40”. Fig. 9 Suction pipe Discharge pipe Dimensions from the center of the installa4” 6” tion plate for reference. 1. Regarding the left rear sided and lef

If a leak is found, repair and recheck. After the indoor unit(s) have been installed, make sure that condensed water is properly drained. (If this is neglected, the unit(s) may become flooded.) Special care should be given to the following details: Leak Test Leak Check Drainage Indoor Unit Outdoor Unit (Heat Pump Only) • Drain hose must • Do not use a trap • Never put the • Do not tilt up- slope downward or kink. end of the drain ward. to the outdoor side. hose into the water. NOTE: Allow cleara

Up/Down Air Flow Direction Control OPENCLOSED Operation starts by manipulating the Remote Control. Please check and identify the name and location of part. ACL Button (Front Cover) Cover1 2 “AM 12:00” Blinking INSTALLING BATTERIES 3 1. To lift the cover press in and up on the lid latch with your thumb nail. 2. Insert two (2) (AAA) size batteries according to the plus (+) and minus (-) markings. Always use Alkaline batteries. 3. Replace cover. 4. Press the “ACL” button on the face of the Remote.

• Do not install in an area with flammable or corrosive vapors. Avoid salty air or sulfuric gas areas. • Be sure all clearances are specified in the above figure (front, upper, left, right and rear of the unit) and also open on more than two sides. • Be sure hot exhaust and noise does not bother the customer or their neighbors. • Do not allow hot exhaust to blow directly on pets and plants. ! CAUTION ! • Read this installation manual thoroughly before installing the air conditioner(s) for proper

Be sure to match each air handler with its corresponding terminal strip connection. Use above diagram for each circuit. HCW18000/HCW24000 ! CAUTION ! • Connect one end of the ground wire to the outdoor unit ground terminal. • Use minimum 14 AWG wire conductors between the indoor and outdoor units. • Refer to page 16 to determine the wire size from the power ECR International Hyundai Ductless Split System14 ! CAUTION ! CONNECTING OF POWER SOURCE Before supplying the power, check that the voltage

.. Check that the power source is connected properly. .. Check if the in-house fuse and/or breaker is “ON”. .. Check to see if the power is on. .. Check if the air filters are dirty. .. Check if the room temperature setting is correct. .. Check the horizontal louver. .. Check to see if the air intake or the discharge outlet have been blocked. .. Check if the air flow rate is correct. CALL FOR SERVICE • If the air conditioner(s) still have problems, disconnect the • If foreign substances or water

CLEANING AIR FILTERS (ONCE EVERY TWO WEEKS) Clean the air filters at least once every two weeks to save elec-• Check that the air inlet and outlet of the indoor and outdoor tricity. Use the vacuum cleaner to remove dust from the air filter. units are not blocked. • Check that the ground wire is connected and there is no NOTE: In case the dust on the air filter cannot be easily wire breaks anywhere. removed with a vacuum cleaner, use a neutral clean-• Check that the installation bracket is not co

OPERATION (Continued) OPERATION CONDITION TIMER MODE (ON, OFF) • The timer can be set during any mode. Select the timer setting by pressing: ON-TIMER button or OFF-TIMER button. (Example) Time is AM 10:20. Air-conditioner is not in operation. How to start the air conditioner at PM 1:30 and stop it at PM 6:30. mark will blink 1. Press the button. button. Time can also be adjusted by 10-minute intervals by pressing button at center interval. 2. Press button to adjust ON TIMER to PM 1:30 (Time can

Monitor 24°C (75°F) 26°C (79°F):18/24K 27°C (81°F):9/12K............ • The room temperature is adjustable as you desire by pressing the room temperature setting. • The adjustable range is up to 4°C (8°F) plus or minus. • Automatic operation will not show the set room temperature. • The room temperature automatically appears in the display indicator about 5 seconds after adjustment. Temperature Range16°°°°°C (61°°°°°F) Lower Limit 30°°°°°C (86°°°°°F) Upper Limit Each press changes unit of tempera