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INSTALLATION MANUAL
AMAZON III W
K2F-252 DN3W
K2F-280 DN3W
K2F-335 DN3W
Thank you very much for purchasing our air conditioner. Before using your air
conditioner, please read this manual carefully and keep it for future reference.

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Summary of Contents for Kaysun AMAZON III W

  • Page 1 INSTALLATION MANUAL AMAZON III W K2F-252 DN3W K2F-280 DN3W K2F-335 DN3W Thank you very much for purchasing our air conditioner. Before using your air conditioner, please read this manual carefully and keep it for future reference.
  • Page 3: Table Of Contents

    Install according to this installation instructions strictly. CONTENTS PAGE If installation is defective, it will cause water leakage, electrical shock fire. PRECAUTIONS................. 1 When installing the unit in a small room, take measures CONSTRUCTION CHECKPOINTS .......... 2 against to keep refrigerant concentration from exceeding ACCESSORIES ...............
  • Page 4: Construction Checkpoints

    Carry out the specified installation work after taking into Young children should be supervised to ensure that they account strong winds, typhoons or earthquakes. do not play with the appliance. Improper installation work may result in the equipment falling and causing accidents. Don't install the air conditioner in the following locations: There is petrolatum existing.
  • Page 5: Accessories

    3. ACCESSORIES The refrigerant pipes must have the specified diameter. Nitrogen of a certain pressure must be filled into the refrigerant Table.3-1 pipe before welding. The refrigerant pipe must undergo heat insulation treatment. Outline Function Qty. Name After the refrigerant pipe is installed completely, the indoor unit cannot be powered on before performing the airtight test and Main unit creating a vacuum.
  • Page 6: Main Unit Installation

    4. MAIN UNIT INSTALLATION 4.4 Hoisting Main Unit 4.1 Main unit combi nation It is banned to take wooden cork base as the force bearing point of lifting up the unit during hoisting, the correct method Table.4-1 is use the braces or lifting ropes which can bear the unit’s weight, and go through the lifting holes of the front and back bottom plates in the unit for hoisting.
  • Page 7 Centering position illustration of each connective pipe (Unit: mm) Before construct the unit base, please ensure the base is directly supporting the rear and front folding edges of the bottom panel vertically, for the reason of these edges are the actual supported sites to the unit.
  • Page 8 4.6 Main units’ placement sequence Top maintenance space & master and slave units’ settings A system, which provide with more than two main units, will be set as the followings method: The main units in this system should place sequentially from the large to the small capacity; the largest capacity main unit must be mounted at the first branching site;...
  • Page 9: Water System Installation

    10) All low positions of the water system should be provided with 5. WATER SYSTEM INSTALLATION drainage valves, to drain water in the heat exchanger of water side and the system completely; and all high positions should be supplied with discharge valves, to facilitate expelling air from 5.1 Basic requirements of connection of chilled the pipeline.
  • Page 10 5.2 Positions of water inlet, outlet and drainage 5.3 Installation of drainage port connecting port pipes According to the field installation condition, it is selected the side which is draining easily for installing the drainage port connecting pipes. During installation, the seal ring should be put on the water outlet connector, then install into the drainage hole in the chassis Air discharging valve from the bottom of the unit, and then rotate 90°, to make it firmly...
  • Page 11 System main 5.4 Installation of the main unit water pipelines water return pipe Air discharging valve System main water inlet pipe System water return pipe Unit water inlet branch pipe Unit water return ī branch pipe Y-shape ī water filter ī...
  • Page 12 3) When wiring connection is conducted, adjustment of other 6) According to the different water quality the situations of double- screws except connection terminals of micro switches and pipe heat exchanger and water system pipelines are different. ground screws is prohibited. In the meanwhile, over great For removing the scale, it is needed to periodically clean the force should not applied when wires of micro switches are double-pipe heat exchanger and water system pipelines.
  • Page 13 Table.5-2 7) After cleaning, close the isolating valve, and take down the cleaning system devices and keeping properly for backup. 8) Please contact the waste liquor treating company to treat the collected waste liquor. ITEMS CONCENTRATION (mg/L) 9) Connect the unit water system as the state before cleaning, thoroughly check the unit and assist devices whether work ≤15, and can not Chromaticity...
  • Page 14: Refrigerant Pipe

    6. REFRIGERANT Note: 1.Reduced length of the branching tube is the 0.5m of the PIPE equivalent length of the pipe. 6.1 Length and drop height permitted of the 2. When the conditions following as table. 6-2 are all meeted, the allowable length can extended to 90m. refrigerant piping Table.6-1 Table.6-2...
  • Page 15 6.2 Select the refrigerant piping type (71) (71) (71) (71) (71) (71) (71) (10) (140) (56) (71) Fig.6-3 Table.6-3 6.4 Size of joint pipes for main unit Pipe name Code (As per the Fig. 6-2) Base on the following tables, select the diameters of the main unit connective pipes.
  • Page 16 Table.6-6 Size of joint pipes for 410A main unit Table.6-9 Main unit multi-connective pipe assembly Parallel connect Main unit connective Main with the branch- Main pipe pipe diameter unit Qty. When the equivalent length of all liquid pipes ing pipes Model ≥90m, the size of main pipe (mm) Model...
  • Page 17 The main pipe L8 with N87N10 downstream indoor units that 6.9 Gas tight test total capacity is 112+56×2=224 the pipe L8 diameter isΦ19.1/Φ 9.5, thus select KCMI 100B-200B for the branching pipe H. The main pipe L5 with N57N10 downstream indoor units that Upon set up the indoor unit pipeline, please connect the total capacity is 112+56×3+71×2=366, the pipe L5 diameter is Hi-pressure pipe with shut-off valve firstly.
  • Page 18 6.12 The Installation key points of 6.10 Vacuum with vacuum connective pipes between main pump units 1) Use the vacuum pump which vacuum level lower than Connect the pipes between main units, the pipes should -0.1MPa and the air discharge capacity above 40L/min. place horizontally (Fig.6-7,Fig.6-8), it is not allow the concave at junction site and set longer than 200mm bending pipes for 2) The main unit is not necessary to vacuum, don’t open the...
  • Page 19: Electric Wiring

    7. ELECTRIC WIRING 3) The branching pipe must be installed horizontally, error angle of it should not large than 10°. Otherwise, malfunction will be 7.1 Sw1 query instructions caused Table.7-1 U-shaped branching pipe Display content (Normal Note display) Main unit address 0,1,2,3 Main unit capacity 8,10,12...
  • Page 20 The display contents as followings: 1) Normal display: When in standby, it displays the qty. of indoor units that can communicate with the main unit .When it is & operating , it will display the rotation frequency of the compressor. 2ε...
  • Page 21 7.3 Explanation of main board Fig.7-6 Installation manual...
  • Page 22 S1 definition Explanation of main board Starting time is set about 10 Table.7-2 minutes Content Reserve Starting time is set about 12 Reserve minutes (Default the Factory Set) Air discharge temp. sensed port 2 of inverter compressor Air discharge temp. sensed port 1 of inverter compressor Power supply connected port of Mid-termial base S3 definition Wiring port for communication between indoor and main units,...
  • Page 23 S10 definition CAUTION Combined with ENC4 to set the qty.of Set refrigerant piping system, signal wires between the indoor unit to be 1-15 Indoor indoor unit, and that between main-main unit into one system. Combined with ENC4 to set the qty.of Power must unified supply to all indoor units in the same the indoor unit to be 16-31 system.
  • Page 24 7.6 Electric parameter form of outdoor unit Table.7-3 Outdoor Unit Power Current Compressor System Voltage Hz Min. Max. MCA TOCA MFA MSC 17.4 380~415 50 13.5 18.6 380~415 50 14.5 18.6 17.4 10HP 17.4 12HP 380~415 50 21.0 20.9 Notes: 1.The current value of combination unit is the total value of each basic model(refer to Table.7-3) For example: 34HP=10HP+12HP*2 Power current: MCA=14.5+21*2=56.5...
  • Page 25 7-9-2 Water pump ON/OFF signal wiring 7.7 Control system and Each unit has configured a dry contact terminal for central Installation control of the water pump (see Fig.7-13),this terminal can The control line should be shielded wire. Using other wiring not be connected to power terminal of the water pump shall create signal interference.
  • Page 26 Main unit Main unit Main unit (master unit) (slave unit) (slave unit) (All shield terminals of shield wires connect to COMM terminal (H1 H2 E) (P Q E) (H1 H2 E) (H1 H2 E) Signal wire between main units To closed end of shield wire (P Q E) Signal wire of indoor/main units...
  • Page 27 Main unit Main unit Main unit (master unit) (slave unit) (slave unit) (All shield terminals of shield wires connect to COMM terminal (K1 K2 E) (K1 K2 E) (K1 K2 E) Main unit Main unit Main unit Main unit (master unit) (slave unit) (slave unit) centralized controller...
  • Page 28 7.10 Example for power wire connection 7.10.1 A water circuit for single system wiring Power (380-415V 3N~ 50Hz/60Hz) L1 L2 L3 N B C N Branch box Main unit (slave unit) Main unit (master unit) Main unit (slave unit) X X T1 T1 X X T1 T1 X X T1 T1 X X T2 T2...
  • Page 29 7.10.2 A water circuit for several systems wiring Power (380-415V 3N~ 50Hz/60Hz) Branch box Branch box Main unit (master unit) Main unit (slave unit) Main unit (slave unit) Signal wires between main unit Connect to water flow switch terminals Connect to water flow switch terminals Connect to water flow switch terminals Signal wires between indoor unit and main unit...
  • Page 30: Trial Run

    TRIAL RUN Fill the name of connected system Inspection and confirmation before To clearly identify the connected systems between two or commissioning more indoor units and main unit, select names for every system and record them on the nameplate on the main 1) Check and confirm that refrigeration pipe line and electric control box cover.
  • Page 31 b. Leakage detector alarming device related to mechanical ventilator Indoor unit a:Ventilation peristome Fig.8-3 Turn over to customer Be sure to deliver the Installation Manual of the indoor unit, and the main unit to the user. Installation manual...

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K2f-252 dn3wK2f-280 dn3wK2f-335 dn3w