Инструкция на Кондиционеры серии LT

Текст инструкции

1. Стр. 1 Ceiling Cassette

2. Стр. 3 Functions

   Indoor Unit Operation ON/OFF by Remote controller Sensing the Room Temperature • Room temperature sensor. (Thermistor) • Maintains the room temperature in accordance with the Setting Temp. Room temperature control Starting Current Control • Indoor fan is delayed for 5 seconds at the starting. Time…

3. Стр. 4 Remote Controller

   Operation ON/OFF Operation Mode Selection (Cooling (Heating model only) model only) Cooling Operation Mode ( Heating Operation Mode ( ) ) Soft Dry Operation Mode ( Auto Operation Mode ( ) ) Fan Speed Selection LO (Low) MED (Med) HI (High) JET Room Temperature Display : High:39°C ↔ LOW:11°C…

4. Стр. 5 Product Specifications (Cooling & Heating)

5. Стр. 6 Dimensions

6. Стр. 7 (2) Outdoor Unit

7. Стр. 8 Refrigeration Cycle Diagram

   INDOOR UNIT OUTDOOR UNIT CHECK VALVE (Heating Model only) LIQUID SIDE 2-WAY VALVE CAPILLARY TUBE HEAT EXCHANGE (EVAPORATOR) HEAT EXCHANGE (CONDENSER) GAS SIDE 3-WAY VALVE REVERSING VALVE (Heating Model Only) ACCUMU LATOR COOLING HEATING COMPRESSOR GAS LIQUID Rated Max. Rated Max. * Additional…

8. Стр. 9 Wiring Diagram

9. Стр. 10 Operation Details

   (1) The function of main control 1. Time Delay Safety Control • 3min The compressor is ceased for 3minutes to balance the pressure in the refrigeration cycle. (Protection of compressor) • 5sec Vertical air flow direction control louvers open in 5 seconds to prevent noise between louvers and wind. •…

10. Стр. 11 6. Heating Mode Operation (Except Cooling Model)

    The unit will operate according to the setting by the remote controller and the operation diagram is shown as following. Intake Air temp. minimum 3min Setting temp.+3°C (Compressor OFF) A Setting temp. (Compressor ON) INDOOR FAN COMPRESSOR 1min (Hot Start) Low OFF Selecting Fan Speed B A minimum…

11. Стр. 12 8. Defrost Control

    • Defrost operation is controlled by timer and sensing the indoor piping temperature. • The defrost starts only when the outdoor pipe temperature falls below -6°C after 45 minutes passed from starting of heating operation. • Defrost ends after 9 minutes 30 seconds passed from starting of defrost…

12. Стр. 13 Installation of Indoor, Outdoor Unit

    1. Selection of the best location Ceiling Board 50 or more Above 250 330 or less 50 or more 100 or more Ceiling Ceiling Board 30 or less • There should not be any heat source or steam near the unit. • There should not be any obstacles to prevent the air circulation. • A place where air circulation…

13. Стр. 14 2. Ceiling opening dimensions and hanging bolt location

    • The dimensions of the paper model for installing are the same as those of the ceiling opening dimensions. Level gauge 328.4 (Hanging bolt) 30.8 931.6 893.4 (Hanging bolt) 860 430 (Ceiling opening) 390 Ceiling 1,000 (Ceiling opening) CAUTION • This air-conditioner uses a drain pump. • Horizontly…

14. Стр. 15 3. The Indoor Unit Installation

    Ceiling Nut (W3/8 or M10) Spring washer (M10) Flat washer for M10 (accessory) Ceiling board Flat washer for M10 (accessory) Nut (W3/8 or M10) 90mm Hanging bolt (W3/8 or M10) Keep the length of the bolt from the bracket to 40mm Air Conditioner body Paper model for installation Adjust the same height…

15. Стр. 16 WIRED REMOTE CONTROL INSTALLATION

    DISASSEMBLING • Separate the under plate from Remote control box. Front case Th el ow er pa rt Lever carefully the box open using a screw driver, etc. Remote control box body • Fix the cord clamps on the wall by ø 3 tapping screws (accessory). • Fix the remote control cord. • Fix the under plate on…

16. Стр. 17 5. Wiring Connection

    • Open the control box cover and connect the Remote controller cord and Indoor power wires. Power cord Control box cover Remote control cord In-Out connecting wire • Heat Pump Model Terminal Block of Indoor Unit 1(L) 2(N) 4(L) 5(N) Terminal Block of Outdoor Unit 4(L) 5(N) Terminal Block of Outdoor…

17. Стр. 18 ELECTRICAL WIRING

    1. All wiring must comply with LOCAL REGULATIONS. 2. Select a power source that is capable of supplying the current required by the air conditioner. 3. Feed the power source to the unit via a distribution switch board designed for this purpose. 4. The terminal screws inside the control box may be…

18. Стр. 19 6. Connecting Pipes to the Indoor Unit

    • Preparation of Piping Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following procedure. 1) Cut the pipes and the cable. ■ Use the accessory piping kit or the pipes purchased locally. ■ Measure the distance between the indoor and the outdoor unit. ■ Cut…

19. Стр. 20 Piping Connection

    1. Form the piping according to its routing. Avoid bending and bending back the same piping point more than three times. (This will result in hardening the pipe.) 2. After deforming the piping, align centers of the union fitting of the indoor unit and the piping, and tighten them firmly with…

20. Стр. 21 7. Installation of Decorative Panel

    The decorative panel has its installation direction. Before installing the decorative panel, always remove the paper template. 1. Temporarily fix two decorative panel fixing screws (hexagon M6 screw) on the unit body. (Tighten by amount 10mm in length.) The fixing screws (hexagon M6 screw) are…

21. Стр. 22 CAUTION

    Install certainly the decorative panel. Cool air leakage causes sweating. Water drops fall. Good example Bad example Air conditioner unit Cool air leakage (no good) Ceiling board Decorative panel Air conditioner unit Ceiling board Decorative panel Fit the insulator (this part) and be careful for…

22. Стр. 23 HEAT INSULATION

    1. Use the heat insulation material for the refrigerant piping which has an excellent heat-resistance (over 120°C). Fastening band 2. Precautions in high humidity circumstance: (accessory) This air conditioner has been tested according to the "KS Standard Conditions with Mist" and confirmed that…

23. Стр. 25 2) Connection of power supply

    1. Connect the power supply cord to the independent power supply. • Circuit breaker is required. 2. Operate the unit for fifteen minutes or more. 3) Evaluation of the performance 1. Measure the temperature of the intake and discharge air. 2. Ensure the difference between the intake temperature and…

24. Стр. 26 Optional Operation

    1) Two Thermistor System (1) Open the rear cover of the wired remote-controller to set the mode. (2) Select one of three selectable modes as follows. • Position 1: The room temperature is controlled by the thermistor of the main body. • Position 2: The room themperature is controlled by the…

25. Стр. 27 2) Adjusting air volume to the height of ceiling

26. Стр. 28 3) Group Control(Optional Wiring)

    • You can use a group control operation after connecting the brown and yellow wire of each air-conditioner. • Remove the resistor "OP 7" in remote controller. • It operates maximum 16 Units by only one Wired Remote Controller, and each Unit starts sequentially to prevent overcurrent. Wiring design…

27. Стр. 29 2-way, 3-way Valve

    2-way Valve (Liquid Side) Hexagonal wrench (4mm) Flare nut 3-way Valve (Gas Side) Valve cap Open position Flare nut Closed position Open position Closed position To piping connection To piping connection To outdoor unit 1. Pin Service Service port cap port To outdoor unit Works Shaft position Shaft…

28. Стр. 30 1. Air purging

    Required tools : hexagonal wrench, adjustable wrench, torque wrenches, wrench to hold the joints, and gas leak detector. The air in the indoor unit and in the piping must be purged. If air remains in the refrigeration pipes, it will affect the compressor, reduce to cooling capacity, and could lead…

29. Стр. 31 3-way Valve

    1. Pumping down Liquid side Indoor unit 3-Way valve Open Outdoor unit Gas side Closed 3-Way valve Lo CLOSE CLOSE Purge the air • Procedure (6) Operate the air conditioner in cooling mode and stop it when the gaug e indicates 1kg/cm2g. (1) Confirm that both liquid side and gas side valves are set to…

30. Стр. 32 1) Re-air purging

    (Re-installation) Liquid side Indoor unit 2-Way valve Closed Outdoor unit Gas side Closed 3-Way valve Gas cylinder Lo R22 OPEN CLOSE • Procedure (6) Disconnect the charge set and the gas cylinder, and set the 2-way and 3-way valves to the open position. – Be sure to use a hexagonal wrench to operate…

31. Стр. 33 2) Balance refrigerant of the 3-way valve

    (Gas leakage) Liquid side Indoor unit Outdoor unit 2-Way valve Open 3-Way valve Open Gas side Lo OPEN CLOSE • Procedure (1) Confirm that both the liquid side and gas side valves are set to the back seat. (3) Open the valve (Lo side) on the charge set and discharge the refrigerant until the gauge…

32. Стр. 34 2. Evacuation

    (All amount of refrigerant leaked) Liquid side Indoor unit Outdoor unit 2-Way valve Open 3-Way valve Open Gas side Vacuum pump Lo OPEN CLOSE • Procedure (1) Connect the vacuum pump to the center hose of charge set center hose (3) Close the valve (Lo side) on the charge set, turn off the vacuum pump…

33. Стр. 35 3. Gas Charging

    (After Evacuation) Liquid side Indoor unit 2-Way valve Open Outdoor unit Gas side Open 3-Way valve Check valve Charging cylinder Lo (1) OPEN CLOSE • Procedure \ (1) Connect the charge hose to the charging cylinder. – Connect the charge hose which you disconnected from the vacuum pump to the valve at…

34. Стр. 36 Cycle Troubleshooting Guide

    Trouble analysis 1. Check temperature difference between intake and discharge air and operating current. Temp. Difference Operating Current Temp. difference Current : approx. 0°C : less than 80% of rated current All amount of refrigerant leaked out Check refrigeration cycle Temp. difference Current…

35. Стр. 37 Electronic Parts Troubleshooting Guide

36. Стр. 38 Possible Trouble 2

    : The indoor fan does not operate. Is it the HOT START mode? YES It is normal operation. NO Exchange IC01M. NO Is IC01M operated normally? YES Is the each Relay any problem? YES Exchange Relay. NO Check the fan motor and connector.(CN-MOTOR) Possible Trouble 3 : Ineffective Heating Is it Heating…

37. Стр. 39 Possible Trouble 4

    Is IC01M operated normally? : Auto Air direction louver does not operate. NO Exchange IC01M. YES Check the motor and connector. (CN-LOUVER) Possible Trouble 5 Is the LCD operated normally? : Wired remote controller does not operate. YES Check the parts of communication. NO Connector CN-Remo, and…

38. Стр. 40 Electronic control device

39. Стр. 42

    137213 2671100 268712 2671100 –42– 135312 159830 140570 330860 349600 263230 346810 266090 158591 266012 354211 354212 159830 137213 130411 249951 Exploded View and Replacement Parts List 1. Indoor Unit

40. Стр. 43 Replacement parts list

41. Стр. 44

    559010 –44– 430410 447910 649950 546810 W0CZZ 554031 552203-1 552203-2 550140 554160 552202 437212 2. Outdoor Unit

42. Стр. 45 • Parts List

43. Стр. 46

    February, 2001 Printed in Korea

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