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Tadiran Telecom SUV2-H18/1CFA-N Service Manual

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MODELS:
SUV2-H18/1CFA-N
SUV3-H24/1CGA-N
SUV4-H28/1CGA-N
SUV4-H36/1CKA-N
SUV5-H42/1CKA-N
(Refrigerant R410A)

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Summary of Contents for Tadiran Telecom SUV2-H18/1CFA-N

  • Page 1 MODELS: SUV2-H18/1CFA-N SUV3-H24/1CGA-N SUV4-H28/1CGA-N SUV4-H36/1CKA-N SUV5-H42/1CKA-N (Refrigerant R410A)

  • Page 2: Table Of Contents

    CONTENT 1. Safety Precautions ..................1 2. Specifications ....................2 2.1 Unit Specifications ..................... 2 2.2 Operation Characteristic Curve ................8 2.3 Capacity Variation Ratio According to Temperature ..........8 2.4 Noise Curve ........................ 9 3. Construction Views ................... 10 3.1 Outdoor Unit ......................
  • Page 3 Summary and Features Outdoor Unit SUV2-H18/1CFA-N SUV3-H24/1CGA-N、SUV4-H28/1CGA-N...
  • Page 4 SUV4-H36/1CKA-N、SUV5-H42/1CKA-N...

  • Page 5: Safety Precautions

    Safety Precautions Safety Precautions 1. Safety Precautions Installing, starting up, and servicing air conditioner can behazardous due to system pressure, electrical components, and equipment location, etc.Only trained, qualifi ed installers and service personnel areallowed to install, start-up, and service this equipment.Untrained personnel can perform basic maintenance fun-ctions such as cleaning coils.

  • Page 6: Specifications

    Specifications Specifications 2. Specifications 2.1 Unit Specifications Model SUV2-H18/1CFA-N SUV3-H24/1CGA-N － Product Code KEJ001W0011 KEJ001W0021 － Cooling Capacity 5.2(2.1 ～ 5.9) 7(2.3 ～ 8.45) Heating Capacity 5.2(2.55 ～ 5.95) 7(3.5 ～ 8.6) 3.47 3.41 3.71 3.63 SEER 6.10 6.10 SCOP(Average) 4.00...
  • Page 7 Specifications Specifications Model SUV2-H18/1CFA-N SUV3-H24/1CGA-N Fan Type Axial-fl ow Axial-fl ow Fan Diameter-height 522-140 550-124 Fan Diameter-height inch 20.6-5.5 21.6-4.9 Motor Model SGW60M-ZL SGW120M-ZL Motor Type DC motor DC motor Motor Insulation Class Motor Safe Class IP44 IP44 Motor Full Load Amp(FLA) 1.03...
  • Page 8 Specifications Specifications Model SUV4-H28/1CGA-N SUV4-H36/1CKA-N － Product Code KEJ001W0060 KEJ001W0140 － Cooling Capacity 8.2（2.3 ～ 10.55） 10.50 Heating Capacity 8.2（4.1 ～ 10.7） 10.50 3.57 2.92 3.90 3.28 SEER 6.10 6.10 SCOP(Average) 4.00 4.00 Energy Class A++/A+ A++/A+ Sound Pressure Level dB(A) Sound Power Level dB(A)
  • Page 9 Specifications Specifications Model SUV4-H28/1CGA-N SUV4-H36/1CKA-N Fan Type Axial-fl ow Axial-fl ow Fan Diameter-height 550-124 570-137 Fan Diameter-height inch 21.6-4.9 21.6-4.9 Motor Model SGW120M-ZL SGW120M-ZL Motor Type DC motor DC motor Motor Insulation Class Motor Safe Class IP44 IP44 Motor Full Load Amp(FLA) 0.96 0.96 Fan Motor Type...
  • Page 10 Specifications Specifications Model SUV5-H42/1CKA-N － Product Code KEJ001W0150 － Cooling Capacity 12.10 Heating Capacity 12.10 2.69 2.88 SEER 5.60 SCOP(Average) 4.00 Energy Class A+/A+ Sound Pressure Level dB(A) Sound Power Level dB(A) Rated Voltage 220-240 Rated Frequency Phases Min/Max. Voltage 184/264 Cross-sectional Area of Power Cable Conductor 4.00...
  • Page 11 Specifications Specifications Model SUV5-H42/1CKA-N Fan Type Axial-fl ow Fan Diameter-height 570 － 137 Fan Diameter-height inch 21.6-4.9 Motor Model SGW120M-ZL Motor Type DC motor Motor Insulation Class Motor Safe Class IP44 Motor Full Load Amp(FLA) 0.96 Fan Motor Type DC motor Fan Motor Speed Fan Motor Power Output Fan Motor Power Input...

  • Page 12: Operation Characteristic Curve

    Specifications Specifications 2.2 Operation Characteristic Curve Cooling Heating Condition Condition Indoor:DB 20°C Indoor:DB 27°C WB19°C Indoor air flow: Super High Indoor air flow: Super High Pipe length:5m Pipe length:5m Voltage:230V Voltage:230V Compressor Speed(rps) Compressor Speed(rps) 2.3 Capacity Variation Ratio According to Temperature Heating operation ambient temperature range is -20ºC~24ºC Cooling Heating...

  • Page 13: Noise Curve

    Specifications Specifications 2.4 Noise Curve Outdoor side noise when blowing 36&42K 24&28K Compressor frequency(Hz)

  • Page 14: Construction Views

    Construction Views Construction Views 3. Construction Views 3.1 Outdoor Unit SUV2-H18/1CFA-N Unit:mm...
  • Page 15 Construction Views Construction Views SUV3-H24/1CGA-N、SUV4-H28/1CGA-N Unit:mm...
  • Page 16 Construction Views Construction Views SUV4-H36/1CKA-N、SUV5-H42/1CKA-N 1020 Unit:mm...

  • Page 17: Refrigerant System Diagram

    Refrigerant System Diagram Refrigerant System Diagram 4. Refrigerant System Diagram Heat Exchanger Filter Heat Exchanger Capillary Motor Electronic Expansion Valve Four-Way Valve Gas/Liquid Separator Compressor The outdoor and indoor units start to work once the power is switched on. During the cooling operation, the low temperature, low pressure refrigerant gas from the heat exchanger of each indoor unit gets together and then is taken into the compressor to be compressed into high temperature, high pressure gas, which will soon go to the heat exchanger of the outdoor unit to exchange heat with the outdoor air and then is turned into refrigerant liquid.
  • Page 18 Schematic Diagram Schematic Diagram SUV2-H18/1CFA-N SUV3-H24/1CGA-N...
  • Page 19 Schematic Diagram Schematic Diagram SUV4-H28/1CGA-N ’ SUV4-H36/1CKA-N ’...
  • Page 20 Schematic Diagram Schematic Diagram SUV5-H42/1CKA-N ’ These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit.

  • Page 21: Installation Manual

    Installation Manual Installation Manual 6. Installation Instructions 6.1 Standard Accessory Parts The standard accessory parts listed below are furnished and should be used as required. Table 1 Name Appearance Q’ty Usage Drainage To connect with the hard PVC Connecter drain pipe Drain Plug To plug the unused drain hole One for 18K unit,...

  • Page 22: Installation Location And Matters Needing Attention

    Table 3 Capacity of the Recommended Cord Models Power Supply Air Switch (pieces×sectional area) SUV2-H18/1CFA-N 220-240V~,50Hz 3×1.5mm SUV3-H24/1CGA-N 220-240V~,50Hz 3×2.5mm SUV4-H28/1CGA-N SUV4-H36/1CKA-N 220-240V~,50Hz 3×4.0mm...
  • Page 23 Installation Manual Installation Manual Notes: 1. The specifi cations of the breaker and power cable listed in the table above are determined based on the maximum power (maximum amps) of the unit. 2. The specifi cations of the power cable listed in the table above are applied to the conduit-guarded multi-wire copper cable (like, YJV copper cable, consisting of PE insulated wires and a PVC cable jacket) used at 40°C and resistible to 90°C (see IEC 60364-5-562).
  • Page 24 Installation Manual Installation Manual ● Installation of the Outdoor Unit 1. During the transportation of the outdoor unit, two lifting ropes long enough must be used in four directions and the separation included angle must be less than 40° prevent the center of unit deviating. 2.
  • Page 25 Installation Manual Installation Manual SUV2-H18/1CFA-N OUTDOOR UNIT N(1) N(1) BN YEGN BN YEGN BN YEGN INDOOR UNIT 1 INDOOR UNIT 2 POWER SUV3-H24/1CGA-N OUTDOOR UNIT N(1) N(1) N(1) BN YEGN BN YEGN BN YEGN BN YEGN INDOOR UNIT 1 INDOOR UNIT 2...
  • Page 26 Installation Manual Installation Manual Table 6 Dimension of the Refrigerant Pipe of the Indoor Unit Capacity Level of the Indoor Unit Gas Pipe (mm) Liquid pipe (mm) 07、09、12 Φ9.52 Φ6.35 Φ12.7 Φ6.35 Φ15.9 Φ6.35 ● Piping between the Indoor and Outdoor units 1.
  • Page 27 Fig.5 ● Calculation of the Additional Refrigerant Charging 1. Refrigerant Charge in the Outdoor Unit before Shipment Table 8 Model Refrigerant Charge (kg) SUV2-H18/1CFA-N SUV3-H24/1CGA-N SUV4-H28/1CGA-N SUV4-H36/1CKA-N SUV5-H42/1CKA-N Notes: (1). The refrigerant charge mentioned in the table above is not include those charged additionally in the indoor unit and the refrigerant pipe.
  • Page 28 Installation Manual Installation Manual 3. Example: SUV4-H28/1CGA-N Fig.6 Table 10 Indoor Unit Serial No. Model Indoor Unit 1 SMVH07A-2AA1NC(I) Indoor Unit 2 SMVH07A-2AA1NC(I) Indoor Unit 3 SMVH07A-2AA1NC(I) Indoor Unit 4 SMVH07A-2AA1NC(I) Table 11 Liquid Refrigerant Pipe Serial No. Diameter Φ6.35 Φ6.35 Φ6.35 Φ6.35...
  • Page 29 Installation Manual Installation Manual ● Items to be checked after the installation Table 14 Items to be Checked Possible Errors Check Results The unit may fall off ,vibrate or Has each part and component of the unit been installed securely? generate noise.

  • Page 30: Check After Installation

    Installation Manual Installation Manual 6.3 Check after installation Check according to the following requirement after fi nishing installation. Items to be checked Possible malfunction Has the unit been installed fi rmly? The unit may drop, shake or emit noise It may cause in suffi cient cooling(heating) Have you done the refrigerant leakage test? capacity.

  • Page 31: Conf Guration Of Connection Pipe

    Installation Manual Installation Manual 6.5 Confi guration of connection pipe 1. Standard length of connection pipe ● 5m, 7.5m, 8m. 2. Min. length of connection pipe is 3m. 3. Max. length of connection pipe and max. high difference. Max length Max height Max length Max height...

  • Page 32: Pipe Expanding Method

    Installation Manual Installation Manual 6.6 Pipe expanding method Improper pipe expanding is the main cause of refrigerant leakage. Please expand the pipe according to the following steps: A: Cut the pipe Confi rm the pipe length according to the distance of indoor unit and outdoor unit. Cut the required pipe with pipe cutter. pipe pipe cutter leaning...

  • Page 33: Exploded Views And Parts List

    Exploded Views and Parts List Exploded Views and Parts List 7. Exploded Views and Parts List 7.1 Outdoor Unit Model: SUV2-H18/1CFA-N...
  • Page 34 Exploded Views and Parts List Exploded Views and Parts List Part Code Description SUV2-H18/1CFA-N Product Code KEJ001W0010 Rear grill K10860012 axial fl ow fan(original color) K15010002 front panel(apricot grey) K11010002P ODU fan motor K16800015 motor support subassembly K1120001201 left side panel(apricot grey)
  • Page 35 Exploded Views and Parts List Exploded Views and Parts List Model: SUV3-H24/1CGA-N...
  • Page 36 Exploded Views and Parts List Exploded Views and Parts List Part Code Description SUV3-H24/1CGA-N Product Code KEJ001W0020 Rear grill K10860013 Condenser Assy K10300098 Top Cover Sub-Assy K10450023P Electric Box Assy K11800144 4-way Valve Assy K12050059 4-way-valve coil K3380000501 Motor Support K11200024 suction pipe subassembly K12640082...
  • Page 37 Troubleshooting Troubleshooting Model: SUV4-H28/1CGA-N...
  • Page 38 Troubleshooting Troubleshooting Part Code Description SUV4-H28/1CGA-N Product Code KEJ001W0060 Rear grill K10860013 Condenser Assy K10300166 Top Cover Sub-Assy K10450023P Electric Box Assy K11800288 4-way Valve Assy K12050096 4-way-valve coil K3380000501 Motor Support K11200031 suction pipe subassembly K12640082 Fan Motor K16800024 Small Handle K22210004 Left Side Plate Sub-Assy...
  • Page 39 Troubleshooting Troubleshooting SUV4-H36/1CKA-N Model:...
  • Page 40 Troubleshooting Troubleshooting Part Code Description SUV4-H36/1CKA-N Product Code KEJ001W0140 left side panel(apricot grey) K10600050P Rear grill K10860022 front panel(apricot grey) K1101001001P small handle K22210006 front panel K10600051P axial fl ow fan(original color) K15010006 ODU fan motor K16800024 chassis subassembly K10400100P Partition board K10440038 compressor and accessory...
  • Page 41 Troubleshooting Troubleshooting Part Code Description SUV4-H36/1CKA-N Product Code KEJ001W0140 support panel K10620052 electric box assembly K11800419 electric box assembly2 K11800417 air louver K15200051 supporting board(electric box) K10620051 inductor K34010014 plastic fi xing coil K22200001 electric box K10820012 wiring board(3 unit) K33600030 wire fi...
  • Page 42 Troubleshooting Troubleshooting SUV5-H42/1CKA-N Model:...
  • Page 43 Troubleshooting Troubleshooting Part Code Description SUV5-H42/1CKA-N Product Code KEJ001W0150 left side panel(apricot grey) K10600050P Rear grill K21600007 front panel(apricot grey) K11010010P small handle K22210006 front panel K10600051P axial fl ow fan(original color) K15010006 ODU fan motor K16800024 chassis subassembly K10400123P Partition board K10440038 compressor and accessory...
  • Page 44 Troubleshooting Troubleshooting Part Code Description SUV5-H42/1CKA-N Product Code KEJ001W0150 support panel K10620052 electric box assembly K11800487 electric reactor assembly K11800417 air louver K15200051 supporting board(electric box) K10620051 inductor K34010014 plastic fi xing coil K22200001 electric box K10820012 wiring board(3 unit) K33600008 wire fi...

  • Page 45: Troubleshooting

    Troubleshooting Troubleshooting 8. Troubleshooting 8.1 PCB Printed Diagram Outdoor Unit(18K) ● Top View Silk scren name Connector function note Connect compressorU(BU) connect blue V U (BU) V (YE) W (RD) Compressor power line interface (YE) connect yellow W(RD) connect red OUTFAN1 DC fan interface Connect outdoor DC fan...
  • Page 46 Troubleshooting Troubleshooting Outdoor Unit(24K/28K) ● Top View Silk scren name Connector function note "Connect compressorU(BU) connect blue U (BU) V (YE) W (RD) ompressor power line interface (YE) connect yellow W(RD) connect red" P-SW Pressure switch interface Connect pressure switch (Reserve) Overload interface Connect compressor overload (Reserve) E l e c ! r o n i c e x p a n s i o n v a l v e...
  • Page 47 Removal Procedure Removal Procedure Outdoor Unit(36K) ● Top View Silkscreen name Connector Function note OUTFAN DC fan interface connect to outdoor DC fan 485 communication interface connect to 485 communication interface RE_1 NO.1 reactor interface connect NO.1 reactor AC_N power naught wire interface connect power naught wire RE_2 NO.2 reactor interface...
  • Page 48 Removal Procedure Removal Procedure Outdoor Unit(42K) ● Top View Silkscreen name Connector Function note N_OUT naught wire out interface connect nautht out wire interface L_OUT live wire out interface connect live out wire interface OUTFAN1 NO.1 DC fan interface connect to NO.1 outdoor DC fan WIFI WIFI interface connect to WIFI module...

  • Page 49: Removal Procedure

    Removal Procedure Removal Procedure 9. Removal Procedure 9.1 Removal Procedure of Outdoor Unit(18K) Warning Be sure to wait for a minimum of 10 minutes after turning off all power supplies before disassembly. Procedure Note 1.Before disassembly 2. Remove top cover Top cover Screw Remove connection screws connecting the top cover...
  • Page 50 Removal Procedure Removal Procedure Procedure Note 4.Remove grille and panel A: Remove connection screws between the front grille and the front panel. Then remove the front grille. B: Remove connection screws connecting the front panel with the chassis and the motor support, and then remove the front panel.
  • Page 51 Removal Procedure Removal Procedure Procedure Note 7. Remove left side plate Remove connection screws connecting the left side plate with the condenser assy. Then remove the left side plate. Left side plate 8. Remove right side plate Remove connection screws connecting the right Right side plate side plate with the valve support and the electric box.
  • Page 52 Removal Procedure Removal Procedure Procedure Note 10. Remove Reactor Take off the fi xed scre,and you could take off the reactor. Reactor 11. Remove motor support Motor support Unscrewed the chassis and the motor bracket fi xed screw, motor bracket is desirable. 12.
  • Page 53 Removal Procedure Removal Procedure Procedure Note 13. Remove 4-way valve assy Unsolder the spot weld of 4-way valve assy, compressor and condenser, and then remove the 4-way valve assy . 4-way valve assy Warning Discharge the refrigerant completely before unsoldering,when unsoldering, wrap the gas valve with awet cloth completely to avoid damage to thevalve caused by high temperature.
  • Page 54 Removal Procedure Removal Procedure Procedure Note 15. Remove Expansion valve Assy Unsolder the spot weld of expansion valve assy, liquid valve and condenser, and then remove the expansion valve assy . Expansion valve Assy 16. Remove the compressor A: Remove the 2 screws fi xing the gas valve and unsolder the welding joint between the gas valve and the air-return pipe to remove the gas valve.

  • Page 55: Removal Procedure Of Outdoor Unit

    Removal Procedure Removal Procedure 9.2 Removal Procedure of Outdoor Unit Warning Be sure to wait for a minimum of 10 minutes after turning off all power supplies before disassembly. Procedure Note 1.Before disassembly 2. Remove top cover Top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate, and then remove the toppanel.
  • Page 56 Removal Procedure Removal Procedure Procedure Note 4.Open the side plate Use screwdriver unscrewed the fi xed screw of the side plate and the chassis, and then descend into the handle of the side plate hole by hand press, make the side plate and on the right side of card board, panel button out, again ask outside, can remove the side plate.
  • Page 57 Removal Procedure Removal Procedure Procedure Note 7.Remove big handle and 阀门盖 Big handle Remove the connection screw fi xing the big handle and then remove the handle. Use a screwdriver to fi xed valve cover screw drive, pull up to remove the valve cover. Valve cover 8.
  • Page 58 Removal Procedure Removal Procedure Procedure Note 10. Remove electric box assy Electric box assy Remove screws fi xing the electric box assy; Screw loosen the wire bundle and unplug the wiring terminals. Then lift the electric box to remove it. 11.
  • Page 59 Removal Procedure Removal Procedure Procedure Note 12. Remove acoustic cotton Split the acoustic cotton lock,and take out 3 pcs slowly. NOTE: Do not damage the pipe. Acoustic cotton 1 Acoustic cotton 2 Acoustic cotton 3 14. Remove 4-way valve assy 4-way valve assy Unsolder the spot weld of 4-way valve assy, compressor and condenser, and then remove...
  • Page 60 Removal Procedure Removal Procedure Procedure Note 16. Remove Expansion valve Assy Expansion valve Assy Unsolder the spot weld of expansion valve assy, liquid valve and condenser, and then remove the expansion valve assy . 17. Split the valve and valve support Pull out the valve block with the hands or tools.
  • Page 61 Removal Procedure Removal Procedure 9.3 Removal Procedure of Outdoor Unit Warning Be sure to wait for a minimum of 10 minutes after turning off all power supplies before disassembly. Procedure Note 1.Before disassembly 2. Remove top cover Top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate, and then remove the toppanel.
  • Page 62 Removal Procedure Removal Procedure Procedure Note 4.Open the side plate Use screwdriver unscrewed the fi xed screw of the side plate and the chassis, and then descend into the handle of the side plate hole by hand press, make the side plate and on the right side of card board, panel button out, again ask outside, can remove the side plate.
  • Page 63 Removal Procedure Removal Procedure Procedure Note Right side plate 6. Remove right side plate Remove connection screws connecting the right side plate with the valve support and the electric box. Then remove the right side plate. 7.Remove axial fl ow blad Remove the nut fi...
  • Page 64 Removal Procedure Removal Procedure Procedure Note 9. Remove motor support Motor support Remove tapping screws fi xing the motor andlift the motor support to remove it. 10. Remove 4-way valve assy Unsolder the spot weld of 4-way valve assy, compressor and condenser, and then remove the 4-way valve assy .
  • Page 65 Removal Procedure Removal Procedure Procedure Note 12. Gas liquid separator and diaphragm Use screwdriver unscrewed the fi xed screw of gas-liquid separator, the upward gas-liquid separator, gas-liquid Gas-liquid separator separator is desirable. Use a screw knife clapboard and chassis have fi xed screw drive, partition is desirable.
  • Page 66 Removal Procedure Removal Procedure Procedure Note 18. Remove Compressor Remove the foot nuts on the compressor and then remove the compressor. Compressor...
  • Page 67 TADIRAN INTERNATIONAL...

This manual is also suitable for:

Suv3-h24/1cga-nSuv4-h28/1cga-nSuv4-h36/1cka-nSuv5-h42/1cka-n

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