Safety Precautions P Operating O Op peratin Instructions Installation Ins stallat Instructions Care and Cleaning Ca Troubleshooting Tips Tro Remote Control Operating Instructions USER MANUAL Window Type Room Air Conditioner RAC-WK0511CMU RAC-WK0611CRU RAC-WK0811ESCWU RAC-WK1011ESCWU RAC-WK1211ESCWU RAC-WK1511ESCRU RAC-WK1821ESCRU version B - 10 - 2017 Warning notices: Before using this product, please read this manual carefully and keep it for future reference.
Owner’s Manual Safety Precautions ...................................................................................................... 3 Operating Instructions .............................................................................................. 7 Installation Instructions ......................................................................................... 12 Care and Cleaning ...................................................................................................
SAFETY PRECAUTIONS This symbol indicates the possibility of death or serious injury. This symbol indicates the possibility of injury or damage to property. WARNING • Plug in power cord plug properly. Otherwise, it may cause electric shock or fire due to excess heat generation. • Do not modify power cord length or share the outlet with other appliances as it may cause electric shock or fire due to overheating. • Always ensure effective grounding. Incorrect grounding may cause electric shock.
WARNING • Do not open the unit during operation. It may cause electric shock. Safety Precautions • Do not use the power cord near flammable gas or combustibles, such as gasoline, benzene, thinner, etc. It may cause an explosion or fire. • When the air filter is to be removed, do not touch the metal parts of the unit. It may cause injury. • When the unit needs cleaning, switch off, and turn off the circuit breaker. Do not clean unit when power is on as it may cause fire, electric shock or injury.
NOTE WARNING - Electrical Information The complete electrical rating of your new room air conditioner is stated on the serial plate. Refer to the rating when checking the electrical requirements. Please refer to the section Operation of Current Device for details. • Be sure the air conditioner is properly grounded. To minimize shock and fire hazards, proper grounding is important. The power cord is equipped with a threeprong grounding plug for protection against shock hazards.
Operation of Current Device The power supply cord contains a current device that senses damage to the power cord. Test your power supply cord as follows: Safety Precautions 1. Plug in the air conditioner. 2. The power supply cord will have TWO buttons on the plug head. Press the TEST button. You will notice a click as the RESET button pops out. 3. Press the RESET button. Again you will notice a click as the button engages. 4. The power supply cord is now supplying electricity to the unit.
OPERATING INSTRUCTIONS Normal Sounds RAC-WK05 Models High Pitched Sound In front of the unit, you may hear the sound of rushing air being moved by the fan. Trickling Sound Droplets of water hitting condenser during normal operation may cause a trickling sound. Gurgle/Hiss Vibration Gurgling or hissing noises may be heard due to refrigerant flowing through evaporator during normal operation. Unit may vibrate and make noise because of poor wall or window construction or incorrect installation.
Air Conditioner Features (general) WARNING To reduce the risk of fire, electrical shock, or injury to people or property, read the SAFETY PRECAUTIONS before operating this appliance. This air conditioner is designed to be operated under the following conditions: Operating Instructions Cooling Operation Outdoor temp.: 64 ~ 109°F / 18 ~ 43°C Indoor temp.: 62 ~ 90°F / 17 ~ 32°C NOTES • • The relative humidity of room should be less than 80%.
Air Conditioner Features (RAC-WK05 only) MAX COOL MIN COOL NOTE The controls featured in this manual are representative of many available models. Your model may offer slightly different features. TEMP COOL MODE HIGH COOL has maximum cooling effect and airflow. LOW COOL has minimum cooling effect and airflow. FAN MODE Rotate the knob to the left to select your choice of fan speeds for air circulation. NOTE: When selecting a fan speed, the compressor will not run.
Key Pad Features LED Display Wi-Fi Indicator Light (Wi-Fi models only) Power Button CONNECT Operating Instructions Timer Button Sleep Button Mode Button Up ( ) and Down ( Buttons TO TURN UNIT ON OR OFF: Press ON/OFF button to turn unit on or off. NOTE: The unit will automatically initiate the Energy Saver function under Cool, Dry, Auto (only AutoCooling and Auto-Fan) modes. TO CHANGE TEMPERATURE SETTING: Press UP/DOWN button to change temperature setting.
To operate on Auto feature: When you set the air conditioner to AUTO mode, it will automatically select cooling or fan only operation depending on what temperature you have selected and the current room temperature. - The air conditioner will control room temperature automatically according to temperature you’ve set. - In this mode, the fan speed cannot be adjusted as it’s automatically controlled according to temperature setting and room temperature.
INSTALLATION INSTRUCTIONS WARNING - Before You Begin Read these instructions completely and carefully. • IMPORTANT - Save these instructions for local inspector’s use. • IMPORTANT - Observe all governing codes and ordinances. Installation Instructions • Note to Installer - Be sure to leave these instructions with the consumer. • Note to Consumer - Keep these instructions for future reference. • Skill level - Installation of this appliance requires basic mechanical skills.
1. Prepare the Window Lower sash must open sufficiently to allow a clear vertical opening (see dimension H in Table 1). Side louvers and the rear of the AC must have clear air space to allow enough airflow through the condenser for heat removal. The rear of the unit must be outdoors, not inside a building or garage. NOTE Mounting Hardware Weather stripping is only for ENERGY STAR models only.
RAC-WK05 Models Fig. B Fig.B Fig.C Fig. C RAC-WK06/08/10/12/15/18 Models Fig. B Fig. C C. Align the hole in the top rail with those in the top of the unit as shown in Fig. B. Installation Instructions D. Secure the top rail to the unit with the 3/8” Screws as shown in Fig. C. NOTE For safety reasons, all four (4) screws MUST be securely fastened. NOTE The top rail hardware and the Fig. A, Fig. B and Fig. C are not applicable to the units with more than 10000 Btu/h.
B. Slide the free end “I“ section of the panel directly into the cabinet as shown in Fig. 2. Slide the panel down. Be sure to leave enough space to slip the top and bottom of the frame into the rails on the cabinet. “I” section Fig. 2 Fig 2 C. Once the panel has been installed on the side of the cabinet, make sure it sits securely inside the frame channel by making slight adjustments. Top Rail Bottom Rail Fig. Fig. 33 Top Rail Top left Top right D.
B. Extend the side panels out against the window frame (Fig. 6). window frame Fig. 5 Fig. 6 5. Install Support Bracket A. Place the frame lock between the frame extensions and the window sill as shown (Fig. 7). Drive 3/4” (19 mm) or 1/2” (12.7 mm) locking screws through the frame lock and into the sill. Installation Instructions NOTE Fig. 7 Fig.6 To prevent window sill from splitting, drill 1/8” (3 mm) pilot holes before driving screws. Models RAC-WK06/08/10/12/15/18 RAC-WK05 only B.
6. Install R1 Hardware (only by applicable to Energy Star models) In order to minimize air leaks and ensure optimal insulation, it is necessary to install the included R1 hardware to the side curtain. Follow the instructions below. Step 1. After the unit is installed in the window, measure the inner width of the side curtain as shown (Fig. 11). Installation Instructions Measure the inner width of the side curtain Fig.11 Fig. 11 Step 2.
7. Install Weather Stripping (ENERGY STAR models only) In order to minimize air leaks between the room air conditoner and the window opening, trim the weather stripping to the proper length, peel off the protective backing and plug any gaps if needed (Fig. 14). Installation Instructions Fig. 14 If AC is Blocked by Storm Window Models RAC-WK05/06/08/10/12 Fig. 15 SASH Storm window frame or other obstruction. 1-1/2"min (38 mm) Board thickness as required, for proper pitch to rear, along entire sill.
Installation Instructions (WK15 / WK18 only) WARNING - Before You Begin Read these instructions completely and carefully. Preliminary Instructions Window Sash Seal • IMPORTANT - Save these instructions for local inspector’s use. • IMPORTANT - Observe all governing codes and ordinances. • Note to Installer - Be sure to leave these instructions with the consumer. • Note to Consumer - Keep these instructions for future reference.
Preliminary Instructions (cont.) Fig. D SASH 19” MIN. 1/2” MIN. Installation Instructions Storm Window Frame or Other Obstruction 1. Check window opening size - the mounting parts furnished with this air conditioner are made to install in a wooden sill doublehung window. The standard parts are for window dimensions listed above. Open sash to a minimum of 19” (483 mm). See Fig. D. 2. Check condition of window - all wood parts of window must be in good shape and able to firmly hold the needed screws.
A. Window Mounting Front Panel Fig. 1 1 Remove Chassis 1. Pull down front grille and remove filter. (See Fig. 1). 2. Lift front grille upwards and place to one side. 3. Locate the four front screws and remove. These screws will be needed to re-install the front panel (see Fig. 2). 4. Push metal cabinet side to release plastic tabs on each side of front panel (see Fig. 3). 5. Gently lift front panel off unit (see Fig. 3A). 6.
9. Add two foam inserts to holes in top of cabinet where shipping screws were removed from (see Fig. 6). Fig. 6 10. Your unit may come with internal packaging. This packaging must be removed prior to installing the air conditioner back into the cabinet. (see Fig. 7). Shipping Packaging Plastic Tie Installation Instructions Fig. 7 2 Install Top Rail and Side Bracket 1. Attach foam gasket to top rail above holes as shown in Fig. 6. 2. Install top rail and side retainers to cabinet as shown in Fig.
4 Place Cabinet in Window Opening 1. Open window and mark center of window sill as shown (Fig. 11). 2. Place cabinet in window with bottom sill angle firmly seated over window sill as shown. Bring window down temporarily behind top rail to hold cabinet in place (Fig. 12). 3. Shift cabinet left or right as needed to line up center of cabinet on center line marked on sill. 4. Fasten cabinet to window sill with 2 screws into holes (You may wish to pre-drill pilot holes). Fig. 11 Sill Angle Fig.
1/2” Long Screws and Locknuts Left 2. Assemble sill angle bracket to support brackets at the marked position (Fig. 14B). Hand tighten only so adjustments can be made later. Locknut Right Sill Angle Bracket Flathead Bolt 2 Each Required For Each Support Bracket Fig.
4. 3/4” (or 1/2” ) long Hex-head screw Attach the top rail to window frame: Use a 3/32” drill bit to drill one hole through the hole in the middle the top rail into the window frame, and drive one 3/4” (or 1/2”) HEX-HEAD locking screw through hole in the middle the top rail into the window frame as shown (Fig. 17A). Fig. 17A Fig. 18 C 7 Attach Window Filler Panels to Window Frame Extend the window filler panels out against the window frame. B 2.
9 Install Chassis into Cabinet and Install Front to Unit 1. Lift air conditioner and carefully slide into cabinet leaving 6” protruding. 2. DO NOT press or apply pressure to controls or finned coils. 3. Be sure chassis is firmly seated towards rear of cabinet. 4. Installation of front is the reverse of removal outlined in Section 1. B. Thru-the Wall Installation NOTE Consult local building codes prior to Installation, or a qualified carpenter.
Fig. 21 Y Carefully measure and cut an opening with the following dimensions depending on your model. See Fig. 20 and Fig. 21. WIDTH X = inside model width plus twice the thickness of framing material used. Inside Frame Height HEIGHT Y = inside model height plus twice the thickness of framing material used. Inside Frame Widht Inside Frame Height: 18-7/8” (47.9 cm) or 18” (45.7 cm) Inside Frame Width: 26-3/4” (67.9 cm) or 23-7/8” (60.6 cm) X Up to 8-1/2" Fig.
NOTE 1” Long Wood Screw Fig. 25 Fig. 26 Support bracket Check that air conditioner is tilted back about 1-1/4” to 1-5/8” (tilted about 3° to 4° downward to the outside). After proper installation, condensate should not drain from the overflow drain hole during normal use. Adjust the slope if otherwise. (Fig. 15). Refer to Step 5 of Window Mounting for assembly of support brackets. A wooden strip nailed to the outside wall should be used in conjunction with sill support angle brackets.
Removing AC From Window • Turn AC off, and disconnect power cord. • Remove sash seal from between windows, and unscrew safety lock. • Remove screws installed through frame and frame lock. • Remove the R1 Panel (ENERGY STAR models only). • Close (slide) side panels into frame. • Keeping a firm grip on air conditioner, raise sash and carefully remove. • Be careful not to spill any standing water while lifting unit form window. Store parts WITH air conditioner.
CARE AND CLEANING CAUTION Clean your air conditioner occasionally to keep it looking new. Be sure to unplug the unit before cleaning to prevent shock or fire hazards. Air Filter Cleaning RAC-WK05 only The air filter should be checked at least once a month to see if cleaning is necessary. Trapped particles in the filter can build up and cause an accumulation of frost on the cooling coils. • Remove the filter by sliding it out from the righthand side.
TROUBLESHOOTING TIPS Before calling for service, review this list. It may save you time and expense. This list includes common occurrences that are not the result of defective workmanship or materials in this appliance. Problem Solution Wall plug disconnected. Push plug firmly into wall outlet. Air conditioner does not start House fuse blown or circuit breaker tripped. Replace fuse with time delay type or reset circuit breaker. Plug current device tripped. Press the RESET button. Power is OFF.
REMOTE CONTROL OPERATING INSTRUCTIONS Handling the Remote Controller Location of the remote controller • Use the remote controller within a distance of 16.4 ft (5 meters) from the air conditioner, pointing it towards the receiver. Reception is confirmed by a beep. CAUTIONS • 5m ft (5 meters) 16.4 • • • The air conditioner will not operate if curtains, doors or other materials block the signals from the remote controller to the unit. Prevent any liquid from spilling onto the remote controller.
Remote Control Specifications Model RG15A(B)/E Rated Voltage 3.0V (Lithium battery CR2025) Lowest Voltage of CPU Emitting Signal Signal Receiving Range 2.4 V 16.4 ft (5 m) Environment -5 °C~60 °C (23°F~140°F) NOTE • Button design is based on typical model and may vary slightly from the actual one you purchased. • All the functions described are accomplished by the unit. If the is without no this feature, the unit will not respond if the corresponding button on the remote is pressed.
Function Buttons ON/OFF button MODE button Operation starts when this button is pressed and stops when the button is pressed again. Press this button to select the desired operation mode. NOTE: If the unit has ENERGY SAVER function, it will initiate automatically the Energy Saver function under Cool, Dry, and Auto (only Auto-Cooling and Auto-Fan) modes. TEMP DOWN button TEMP UP button Push this button to decrease the indoor temperature setting. Push this button to increase the temperature setting.
How to Use the Buttons 1 3 2 3 Auto operation Ensure the unit is plugged in and power is available. 1. Press the ON/OFF button to start the air conditioner. 2. Press the MODE button to select Auto. 3. Press the TEMP UP/DOWN button to set the desired temperature. NOTES 1. In the Auto mode, the air conditioner can logically choose the erence between the actual ambient room temperature and the set temperature on the remote controller. 2. In Auto mode, you cannot adjust the fan speed.
Dehumidifying operation 1 3 2 3 Ensure the unit is plugged in and power is available. 1. Press the ON/OFF button to start the air conditioner. 2. Press the MODE button to select Dry. 3. Press the TEMP UP/DOWN button to set the desired temperature. NOTE In the Dehumidifying mode, you cannot adjust the fan speed. As it is controlled automatically. Timer operation Press the TIMER button to initiate the Auto-start and Auto-stop setting program of the unit. 2 1 2 To set the Auto-start/stop time.
COMBINED TIMER (Setting both ON and OFF timers simultaneously) 2 1 2 AUTO STOP >AUTO START (On > Stop > Start operation) This feature is useful when you want to stop the air conditioner after you go to bed, and start it again in the morning when you wake up or when you return home. Example: To stop the air conditioner 2 hours after setting and start it again 10 hours after setting. 1. Press the TIMER button until the TIMER OFF indicator is displayed on the LED display of the air conditioner. 2.
Energy saver operation In this mode, the fan will continue to run for 3 minutes after the compressor shuts off. The fan then cycles on for 2 minutes at 10 minute intervals until the room temperature is above the set temperature, at which time the compressor turns back on and cooling resumes. 1 NOTE Operating Instructions (With Remote) • Button design is based on a typical model and may slightly vary from the actual one you purchased. • All the functions described are accomplished by the unit.
WARNING: Chemical Burn Hazard. Keep batteries away from children. This product contains a lithium button/coin cell battery. If a new or used lithium button/coin cell battery is swallowed or enters the body, it can cause severe internal burns and can lead to death in as little as 2 hours. Always completely secure the battery compartment. If the battery compartment does not close securely, stop using the product, remove the batteries, and keep it away from children.
