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INSTALLATION AND OWNER'
YKFE12BXEXBH-RX
Read this manual before installation and operation
Make sure that it is well kept for later reference
0150518127 D
YKFE(12-36)BYEXBHO-X
YKFE36BYOXBHO-X
YKFE48BYOXBHS-X
S
YKFE(18-36)BXEXBH-RX
YKFE(36-55)BXOXBH-RX
YKFE55BYOXBHS-X
M
ANUAL

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Summary of Contents for York YKFE12BXEXBH-RX

  • Page 1 INSTALLATION AND OWNER' ANUAL YKFE12BXEXBH-RX YKFE(18-36)BXEXBH-RX YKFE(36-55)BXOXBH-RX YKFE(12-36)BYEXBHO-X YKFE55BYOXBHS-X YKFE36BYOXBHO-X YKFE48BYOXBHS-X Read this manual before installation and operation Make sure that it is well kept for later reference 0150518127 D...
  • Page 3: Table Of Contents

    Contents Pages Important Safety Information Safety Awareness Air Conditioner Operation Conditions Remote Control Operation Remote Controller Key Functions Installation Notice Installation Place General Installation Guideline Preparation of Installing Parts and Tools Installation Procedure Piping Procedure Installation of the Outdoor Unit Install Outdoor Pipes and Cables Connection of Outdoor Pipesand Cables Electrical Wiring...
  • Page 4: Important Safety Information

    Important Safety Information CAUTION Do not attempt to install this unit by yourself. This unit requires installation by qualified persons DANGER Do not attempt to service the unit yourself. This unit has no user serviceable components. Opening or removing the cover will expose you to dangerous voltage.
  • Page 5: Safety Awareness

    Important! Please read before starting The air conditioning system meets strict safety and operating and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently. For safe installation and trouble-free operation, you must: □...
  • Page 6: Air Conditioner Operation Conditions

    For proper performance, run the air conditioner under the following temperature conditions: Outdoor temperature: 18 to 43°C Room temperature: 16 to 30°C Cooling operation CAUTION Room relative humidity less than 80%. If the air conditioner operates in excess of this figure, the surface of the air conditioner may attract condensation.
  • Page 7: Remote Controller

    Remote Controller Appearance and LCD Screen Display Turbo mode Dry mode Fan mode Cool mode Auto mode Quiet mode Health model-Ionizer Code Sleep mode Louver selection Keypad Lock Function not available (YCK3F10/15/18AAS-W not available) Temperature indicator Louver indicator Fan speed Clock Timer TEMPERATURE +/-...
  • Page 8: Key Functions

    Key Functions 1. Auto Mode: 6. TURBO/QUIET Press the MODE button when indicates. (1) Press "TURBO/QUIET", the LCD displays The mode of operation, COOL or FAN, will be TURBO Mode is set. automatically determined by room temperature. Press "TURBO/QUIET" again, the controller LCD displays the Quiet Mode is set.
  • Page 9: Installation Notice

    Installation Notice Location: ● During cooling operation, the air conditioner will dry the room air, so please fix a pipe to drain all the water away from the air conditioner. ● Please let the indoor unit more than one meter away from the TV set and the radio in order to avoid the picture and noise interference.
  • Page 10: Installation Place

    Installation Place ■ The Indoor Unit To make sure ● There is enough room for installation and maintenance (Refer to Fig.1 and Fig.2 ). ● The ceiling is horizontal, and its structure can endure the weight of the indoor unit. ●...
  • Page 11: General Installation Guideline

    Installation works Descriptions Preparation of tools and Preparation of installation installation parts To insert the flare nuts, mounted on the connection parts of both indoor Flaring the pipes and outdoor unit, onto the copper pipes Pipe bending Connection of installation parts Connection of long piping (elbows, socket etc) Tighten the flare nut (outdoor)
  • Page 12: Preparation Of Installing Parts And Tools

    Preparation of Installing Parts and Tools Installation parts,Tools Flaring tool (Φ6,35-Φ19,05) Flaring the pipes Reamer Remove burrs from cut edges of pipes Pipe cutter (MAX 35mm Copper pipe) Cutting the pipings Allen Key To open the service valve (H5-1/4", 1/2", 5/8" & H8-3/4") Pipe bender Bending the pipings Leak detector...
  • Page 13: Installation Procedure

    Installation Procedure WARNING □ Install the air conditioner in a location which can withstand a load at least five times the weight of air conditioner and which will not amplify sound or vibration. If the installation location is not strong enough, the indoor unit may fall and cause injuries.
  • Page 14 Installation Procedure 3. Body Installation 1) Install nut A, then nut B onto the hanging bolt. 2) Raise the body and mount its hooks onto the hanging bolt between the special nuts. 3) Turn nut B to adjust the height of body. 4) Leveling using a level to fine adjust the body for proper positioning.
  • Page 15 Installation Procedure 5. Fix the Intake Grille and Panel 1) Slide the intake grille push buttons (two places). 2) Close the intake grille. Fig. 6 Fig. 7 General precautions: a) The inlet and outlet ports should not be obstructed; the air should be able to blow all over the room. b) Leave the space required to service the air conditioner.
  • Page 16 Preparation of piping 1) Cut the pipes and the cable Pipe cutter □ Use the accessory piping kit or the pipes purchased locally, conforming to refrigeration grade. Slanted Rough □ Measure the distance between the indoor and the outdoor unit. □...
  • Page 17: Piping Procedure

    Piping Procedure 2. From the piping Wrap the connecting port of indoor unit with the insulation material and secure it with two Plastic Gas side Bands (for the right Piping). pipiing □ If you connect an additional drain hose, the end of Main cable the drain-outlet should be water, and fix it on the wall to avoid swinging in the wind.
  • Page 18 Piping Procedure 3. Connection of piping Move the indoor tubing and drain hose to the hole. □ Remove tubing holder and pull the tubing out of the chassis. Replace the tubing holder into original position. Route the tubing and the drain hose straight backwards. Insert the xonnecting cable into the indoor unit through the hole.
  • Page 19: Installation Of The Outdoor Unit

    Installation of the Outdoor Unit 1. Single unit mounting 1. When there is obstruction above the unit ,if we 2. When the front side (air outlet) is open and can keep the space as shown in the figure,this obstruction is lower than unit, if we can keep the position is still feasible.
  • Page 20 Installation of the Outdoor Unit 3. Multi-unit installation in front and back (unit: mm) Standard The top and two side surfaces must be exposed to open space, and barriers on at least one side of the front and back shall be lower than the outdoor unit. Above 1000mm Above 1500mm Above 2000mm...
  • Page 21: Install Outdoor Pipes And Cables

    Install Outdoor Pipes and Cables Minimum 0.8 mm wall thickness interconnecting pipe to be used for R410A refrigerant type. CAUTION ● Bend the tubing in proper way. Don’t harm them. ● Daub the surfaces of the flare pipe and the joint nuts with frozen oil, and wrench it for 3~4 rounds with hands before fasten the flare nuts.
  • Page 22: Connection Of Outdoor Pipesand Cables

    Connection of Outdoor Pipes and Cables 1. Connecting piping to outdoor unit Align the center of the pipings and sufficiently tighten the flare nut with fingers. Finally tighten the flare nut with torque wrench until the wrench clicks. □ When tightening the flare nut with torque wrench, ensure the direction for tightening follows the arrow on the wrench.
  • Page 23: Electrical Wiring

    Electrical Wiring Important Notes: 1. The air conditioner should use separate power supply with rated voltage. 2. The external power supply to the air conditioner should have grounded wiring, which is linked to the ground wiring of the indoor and outdoor unit. 3.
  • Page 24: Purge And Vacuum

    Purge and Vacuuming 1. Connect gauge and pump as figure, step1. 2. Open low-pressure gauge, and operate vacuum pump. If the scale- moves of gauge (Iow) reach vacuum condition in a moment, tighten joints. 3. When pressure is 10 Pa, stop pump and close joint, wait for 5 minutes, the pressure is not over 15 Pa. 4.
  • Page 25: Test Operation

    Test Operation 1. The test operation must be carried out after the entire installation has been completed. 2. Please confirm the following points before the test operation: ● The indoor unit and outdoor unit are installed properly. ● Tubing and wiring are correctly completed. ●...
  • Page 26: Troubleshooting

    Trouble Shooting PROBLEM CAUSE REMEDY □ Blown Fuse. □ Replace proper fuse. □ Circuit breaker tripped. Unit does not run. □ Reset the breaker. □ No electrical supply. □ Switch ON the power supply. □ Main power switched off. □ Power failure. □...
  • Page 27 Trouble Shooting Insufficient cooling The operation controller Air filter too dirty? Any other heat sources in Door or window left opened? adjusted as required? the room? Any obstacle exists at the air inlet or Sunlight direct into the room? Too crowded in the room? outlet? When the air conditioner does not operate properly after you have checked the above-mentioned items or when following phenomenon is observed, stop the operation of the air conditioner and contact your dealer.
  • Page 28 Trouble Shooting Indoor Troubleshooting: YSM3F (10-18) AAS Board LED display Wired controller display ① Troubleshooting Possible reasons Pump motor disconnected or at wrong position, or the float switch broken Malfunction of drain system down, or the float switch disconnected or at wrong position.
  • Page 32 2014 Johnson Controls, Inc. www.johnsoncontrols.com Doc. No.: 160701 Johnson Controls reserve the right to change product features without prior notice.

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