Hisense Hi-Smart E+ Series Installation And Service Manual
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Hisense Hi-Smart E+ Series Installation And Service Manual

Hisense Hi-Smart E+ Series Installation And Service Manual

Vrf air-conditioner heat pump
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VRF AIR-CONDITIONER (HEAT PUMP)
TCY12021008
G

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  • Page 1 VRF AIR-CONDITIONER (HEAT PUMP) TCY12021008...

  • Page 3: Important Notice

    If you have any questions, please contact your dealer or designated service center of HISENSE. To protect the environment, please do not discard the product at will, and HISENSE can provide recycling services in accordance with the relevant provisions of the country and provide replaceable parts in accordance with national standard requirements.
  • Page 4 IMPORTANT NOTICE Do not perform installation work, refrigerant piping work, drain pump installation, drain piping and electrical wiring without referring to installation manual. If the instructions are not followed, it may lead to water leakage, electric electric shock. These products are equipped with electrical parts, so do not pour water into the indoor units or outdoor units, or it will lead to a serious electrical failure.
  • Page 5 The standard utilization of the unit shall be explained in these instructions. Please contact your local agent, as the occasion arises. HISENSE’s liability shall not cover defects arising from the alteration performed by customers without HISENSE’s consent in a written form.

  • Page 6: Table Of Contents

    CONTENT Introduction General Data Piping System Capacities and Selection Data Control System Safety Summary Structure Transportation and Handling Outdoor Unit Installation Initial Check Refrigerant Piping Work Electrical Wiring Test Run Troubleshooting...

  • Page 7: Maintenance

    Maintenance...
  • Page 8 External Input/Output and Function Setting External Input and Output Settings 3.3.3 Input Outdoor Fan Motor Start/Stop (Control Function No.4) 3.3.9 Output Compressor ON Signal (Control Function No.3) Function Setting...
  • Page 9 Field Work Instructions Test Run...
  • Page 10 DESIGN...

  • Page 11: Introduction

    Introduction 1. Introduction 1.1 Line-Up of Outdoor Unit Single Fan Model Capacity Model Dual Fans Model Capacity Model Capacity Model Capacity Model...

  • Page 12: Application Case

    Introduction 1.2 Application Case The following indoor units can be combined with the outdoor unit. Type Picture 38 48 4-way Cassette Type Mini 4-way Cassette Type Console Type Ceiling Ducted Type(High Static Pressure) Ceiling Ducted Type(Low Static Pressure) Ceiling Ducted Type(DC Low- height) Ceiling Ducted Floor Concealed Type...
  • Page 13 Introduction NOTES: The connectable indoor unit capacity ratio can be calculated as follows: Connectable Indoor Unit Capacity Ratio = Total Indoor Unit Capacity / Outdoor Unit Capacity. the outdoor air temperature may be higher than 43°C), the recommended number of connected units is not encouraged to indoor unit may decrease, or the indoor unit may not reach high wind operation for a long time when it is started.

  • Page 14: General Data

    General Data 2. General Data 2.1 Key Parameter Capacity Model Power Supply Nominal Capacity Cooling Operation Power Consumption 4.33 SEER Capacity (Max) Power Consumption (Max) COP (Max) Heating Operation Capacity (Nominal) Power Consumption (Nominal) COP (Nominal) SCOP Normal mode(Cooling/Heating) Sound Pressure Level Silent mode (db=3) Cabinet Color...
  • Page 15 General Data Capacity Model Power Supply Nominal Capacity Cooling Operation Power Consumption 3.43 4.33 SEER Capacity (Max) Heating Operation Power Consumption (Max) COP (Max) SCOP Normal mode(Cooling/Heating) Sound Pressure Level Silent mode (db=3) Cabinet Color Height Outer Dimensions Depth Height Packing Dimensions Depth Type...
  • Page 16 General Data Capacity Model Power Supply Nominal Capacity Cooling Operation Power Consumption 3.43 4.33 SEER Capacity (Max) Heating Operation Power Consumption (Max) COP (Max) SCOP Normal mode(Cooling/Heating) Sound Pressure Level Silent mode (db=3) Cabinet Color Height Outer Dimensions Depth Height Packing Dimensions Depth Type...
  • Page 17 General Data Capacity Model Power Supply Nominal Capacity Cooling Operation Power Consumption SEER Capacity (Max) Heating Operation Power Consumption (Max) COP (Max) SCOP Normal mode(Cooling/Heating) Sound Pressure Level Silent mode (db=3) Cabinet Color Height Outer Dimensions Depth Height Packing Dimensions Depth Type Rotary...
  • Page 18 General Data 2.2 Component Data Outdoor Heat Exchanger, Fan and Fan Motor Model Heat Heat exchanger type Exchanger Tube Material Copper Outside diameter Rows Material Pitch Quantity Max. operating pressure Max.frontal area Fan Part Type Quantity Outside diameter Fan motor Type Start-up mode Soft driving...
  • Page 19 General Data Model Heat Heat exchanger type Exchanger Tube Material Copper Outside diameter Rows Material Pitch Quantity Max. operating pressure Max.frontal area Fan Part Type Quantity Outside diameter Fan motor Type Start-up mode Soft driving Nominal output power Quantity Insulation grade Parameters of Compressor Compressor Model High Side...
  • Page 20 General Data 2.3 Safety and Control Device Setting Compressor Protection The compressor is protected by the following devices and their combinations. High Pressure Switch: This switch cuts out the operation of the compressor when the discharge pressure exceeds the setting. Oil Heater: This band type heater protects against oil foaming during cold starting, as it is energized while the compressor stopped.

  • Page 21: Sound Data

    General Data 2.4 Sound Data Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second)
  • Page 22 General Data Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second) Central Frequency (Cycle per Second)

  • Page 23: Dimensional Data

    General Data 2.5 Dimensional Data unit: mm Hole for Condensate drain 2×U Cut Holes for Anchor Bolt M10 Air Inlet Bottoman Side Rear Side Hole for Refrigerant Piping (Knockout-Hole) 2×U Holes for Anchor Hole for Refrigerant Piping Bolt M10 (Knockout-Hole) 2×Holes for Fixing the Uint to the wall M5 Tapping Screw...
  • Page 24 General Data unit: mm Hole for Condensate drain 4× Holes for Anchor Bolt M10 Bottom Side Rear Side Air Inlet Hole for Refrigerant Piping Hole for Refrigerant Piping (Knockout-Hole) (Knockout-Hole) 2×Holes for Fixing the Uint to the wall(M5 Tapping Screw) Liquid Line Refrigerant Piping Gas Line Refrigerant Air Outlet...
  • Page 25 General Data unit: mm Hole for Condensate drain 4× Holes for Anchor Bolt M12 Air Inlet Hole for Condensate drain ( Rear Side Bottom Side Hole for Refrigerant Piping Hole for Refrigerant (Knockout-Hole) Piping (Knockout-Hole) 1100 1100 2×Holes for Fixing the Uint to the wall(M5 Tapping Screw) Liquid Line Refrigerant Piping...
  • Page 26 General Data 2.6 Structure Model Mark Part Name Mark Part Name Mark Part Name Mark Part Name Damping Rubber Oil Separator Fan Motor Crankcase Heater Heat Exchanger Compressor Pressure Switch (L) High Pressure Sensor Pressure Switch (H) Strainer Propeller Fan...
  • Page 27 General Data Model Mark Part Name Mark Part Name Mark Part Name Mark Part Name Compressor Distributor Heat Exchanger Damping Rubber Propeller Fan Strainer Pressure Switch (H) Fan Motor High Pressure Sensor Crankcase Heater Low Pressure Sensor...
  • Page 28 General Data Model Mark Part Name Mark Part Name Mark Part Name Mark Part Name Compressor Distributor Heat Exchanger Damping Rubber Propeller Fan Strainer Pressure Switch (H) Fan Motor High Pressure Sensor Crankcase Heater Refrigerant cooler Low Pressure Sensor...
  • Page 29 General Data Model Mark Part Name Mark Part Name Mark Part Name Mark Part Name Compressor Pressure Switch (H) Heat Exchanger High Pressure Sensor Propeller Fan Low Pressure Sensor Damping Rubber Fan Motor Oil Separator Strainer Distributor Crankcase Heater...
  • Page 30 General Data 2.7 Electrical Data Power Source Transmitting Rated Cable Size Cable Size Model Power Source Current Nominal Sensitive Nominal Current Current (mm ) (mm ) NOTES: professionals. Refer to relevant standards for above-noted power cord size. based on the table below. or equivalent, and the shielding layer shall be grounded.

  • Page 31: Piping System

    Piping System 3. Piping System 3.1 Connection of Refrigerant Pipes Model (HP) Liquid Model (HP) Liquid 3.2 Pipe Connection Design Guidance...
  • Page 32 Piping System Item Mark Total Piping Length Maximum Piping Length Equivalent Length Maximum Piping Length between Indoor Unit Outdoor Unit is Higher Outdoor Unit and Indoor Units Outdoor Unit is Lower Item Mark Details Total Piping Length a+b+c+d+e The total amount of all piping actual length. Maximum Piping The actual piping length between the stop valve of the a+b+c...
  • Page 33 Piping System First branch: Outdoor Unit Capacity NOTE: Total Indoor Unit Capacity Liquid NOTE: Pipe between last branch and indoor unit The pipe diameter should be the same as the indoor unit piping connection size, details refer to the technical catalog of indoor unit.
  • Page 34 Piping System 3.3 Calculation of Additional Refrigerant refrigerant quantity according to the following procedure, and charge it into the system. Record the additional refrigerant quantity to facilitate maintenance and servicing activities thereafter. AVW-41/48/54HJFHH1 AVW-41/48/54HJ(K)FHH2 Total Piping Length Refrigerant Charge (kg/m) liquid piping (kg) refrigerant charge for liquid piping...
  • Page 35 Piping System Total additional charge must not exceed the maximum additional refrigerant charge indicated in the following table. additional refrigerant amount. Ref. Charge of O.U. Maximum additional Outdoor Unit Models refrigerant charge (kg) refrigerant charge (kg) NOTES: Total refrigerant charge of this system is calculated in the following formula. This System = Total Refrigerant Charge: Date of Charging:...
  • Page 36 Piping System 3.4 Piping Connection Branch Pipe Dimensions (optional) Reducer for Liquid Models Liquid Line Line (1 unit) (1 unit) Unit: mm, ID: Inner Diameter, OD: Outer Diameter...

  • Page 37: Capacities And Selection Data

    Capacities and Selection Data 4. Capacities and Selection Data 4.1 Procedure for Selection of the System This section explains the procedure to select the most suitable outdoor unit, with the values to be taken into account and the necessary steps to be carried out. The ease of access for installation and maintenance work must be taken into account when selecting the location for installation of the outdoor unit.

  • Page 38: Selection Parameters

    Capacities and Selection Data 4.1.2 Selection parameters To select the outdoor units, it will be necessary to consult and/or use a series of parameters shown in tables and graphics For cooling and heating capacities: refer to Engineering Data. 4.1.3 Check points for system installation For selecting the unit capacity, perform the system selection with checking the refrigerant concentration at leakage in order not to exceed the maximum permissible concentration.
  • Page 39 Capacities and Selection Data Selecting outdoor unit capacity. calculate maximum outdoor unit capacity with considering the correction factors according to temperature condition, piping length and lift, defrosting correction factor (for heating operation) . The calculation is required for cooling and heating operation: Outdoor unit capacity = Outdoor unit capacity at estimated load x Correction factors Outdoor unit capacity at estimated load: at the estimated load from Engineering Data.

  • Page 40: Temperature Conditions

    Capacities and Selection Data 4.1.4 Selection procedure example Given conditions Once considered the system possibilities, it’s the moment to start with the selection procedure. In order to do this, it has been Total load required for each room Concept Room 3 Room 4 Temperature conditions: Operating conditions...
  • Page 41 Capacities and Selection Data Correction factor according to piping length: Correction factor according to defrosting condition (for heating operation): Actual capacity of the outdoor unit (Outdoor unit pre-selected capacity) x (Correction factor according to pipe length and height) x (Correction factor according to defrosting operation) x (Correction factor according to altitude) Actual capacity of each indoor unit.
  • Page 42 Capacities and Selection Data 4.2 Capacity Correction Based on Refrigerant Piping Length Correction factor for cooling capacity according to piping length. The correction factors are shown The cooling capacity should be corrected according to the following formula: Equivalent piping length for CC: Cooling capacity in the performance table F: Correction factor based on the equivalent piping length Outdoor Unit...
  • Page 43 Capacities and Selection Data Correction factor for cooling capacity according to piping length. The correction factors are shown in The heating capacity should be corrected according to the following Equivalent piping length for formula: HC: cooling capacity in the performance table F: correction factor based on the equivalent piping length Outdoor Unit Indoor Unit...
  • Page 44 Capacities and Selection Data 4.3 Correction Factor According to Defrosting Operation The heating capacity in the preceding paragraph does not include defrost operation periods. Therefore, capacity should be corrected as follows: Corrected Heating Capacity = Correction Factor x Heating Capacity Correction Factor Heating Heating...

  • Page 45: Control System

    Control System 5. Control System 5.1 Refrigerant Cycle Cooling Operation Field Refrigerant Piping Flare Connection Heating Operation Mark Part Name Mark Part Name Mark Part Name Compressor Oil Separator Heat Exchanger Pressure Switch (H) (PSH) Refrigerant cooler High Pressure Sensor (Pd) Strainer Pressure Switch (L) (PSL) Strainer...
  • Page 46 Control System Cooling Operation Field Refrigerant Piping Flare Connection Heating Operation Mark Part Name Mark Part Name Mark Part Name Compressor Oil Separator Heat Exchanger Pressure Switch (PSH) Silencer High Pressure Sensor (Pd) Strainer Low Pressure Sensor (Ps) Strainer Distributor Strainer Capillary Tube Capillary Tube...
  • Page 47 Control System Cooling Operation Field Refrigerant Piping Flare Connection Heating Operation Mark Part Name Mark Part Name Mark Part Name Compressor Oil Separator Heat Exchanger Pressure Switch (PSH) Silencer High Pressure Sensor (Pd) Refrigerant cooler Strainer Low Pressure Sensor (Ps) Strainer Distributor Strainer...
  • Page 48 Control System Cooling Operation Field Refrigerant Piping Flare Connection Heating Operation Mark Part Name Mark Part Name Mark Part Name Compressor Capillary Tube Heat Exchanger Pressure Switch (PSH) Oil Separator High Pressure Sensor (Pd) Refrigerant cooler Strainer Low Pressure Sensor (Ps) Strainer Distributor Strainer...

  • Page 49: Control Logic

    Control System 5.2 Control Logic Item Details Comp. Frequency Control To determine the compressor frequency depending on (a),(b) and (c). Quasi PI Control: To determine the I.U. electronic expansion valve opening so as to keep (d) at an optimum value. To change the I.U.

  • Page 50: Cooling Operation

    Control System 5.3 Standard Operation Sequence Cooling Operation I.U. : Indoor Unit Power to Power to Temp. of discharge Power to CH : ON O.U.: ON O.U. PCB: ON of Comp. Power to CH : OFF Auto-Louver only for indoor unit with auto-louver Start of Communication between Power to...
  • Page 51 Control System Cooling Operation I.U. : Indoor Unit : Actuator (refer to Table 5.1) Inverter: OFF MC Operation: OFF Temp.of discharge Power to CH : ON of Comp. Power to CH : OFF Press RUN/STOP MOF Operation: OFF Power to Y52C : OFF Power to CMC : OFF Switch Elapsed Time:...

  • Page 52: Dry Operation

    Control System Dry Operation I.U. : Indoor Unit : Actuator (refer to Table 5.1) Power to Power to Temp.of discharge Power to CH : ON O.U. PCB: ON O.U.: ON of Comp. Power to CH : OFF Auto-Louver only for indoor unit 0 Reset with auto-louver Start of Communication between...
  • Page 53 Control System Dry Operation I.U. : Indoor Unit : Actuator (refer to Table 5.1) Inverter: OFF MC Operation: OFF Temp.of discharge Power to CH : ON of Comp. Power to CH : OFF Press RUN/STOP MOF Operation: OFF Power to Y52C : OFF Power to CMC : OFF Switch Elapsed Time:...

  • Page 54: Heating Operation

    Control System Heating Operation I.U. : Indoor Unit : Actuator (refer to Table 5.1) < 20 < Outdoor Temperature +10 Power to Power to Temp.of discharge Power to CH : ON O.U.: ON O.U. PCB: ON of Comp. > 25 >...
  • Page 55 Control System Heating Operation I.U. : Indoor Unit : Actuator (refer to Table 5.1) Inverter: OFF MC Operation: OFF < 20 < Outdoor Temperature +10 Temp.of discharge Power to CH : ON of Comp. > 25 > Outdoor Temperature +15 Power to CH : OFF Press RUN/STOP...

  • Page 56: Defrost Operation

    Control System Defrost Operation Heating I.U. : Indoor Unit Operation : Actuator (refer to Table 5.1) Defrosting Start Condition is approved. Power to RVR : OFF “DEFROST” Indication MIF Operation: OFF MOF Operation: OFF Defrost Operation Defrosting Stop Condition is approved. Power to RVR : ON “DEFROST”...
  • Page 57 Control System Crankcase Heater in O.U. Float Switch in I.U. Relay for Condensate Pump Motor in I.U. Condensate Pump Motor in I.U. Indoor Fan Motor in I.U. Relay for Magnet Switch in O.U. Magnet Switch in O.U. Compressor Motor in O.U. Outdoor Fan Motor in O.U.
  • Page 58 Control System Standard Defrost (a) Temperature Condition Defrost Operation Stop Area Temperature Conditions under Defrost Operation Defrost Operation Start Area Outdoor Temperature [ (b) Condition of Operating Time for Defrost Operation Start the heat exchanger. Forced Defrost (The accumulated time is reset when the operation is stopped or the defrost operation is performed.) The defrost operation stops when any of the following conditions is met.

  • Page 63: Installation

    INSTALLATION...

  • Page 64: Safety Summary

    Safety Summary 1. Safety Summary Do not perform installation work, refrigerant piping Do not install the indoor unit, outdoor unit, remote work, drain piping and electrical wiring connection control switch and cable within approximately 3 meters without referring to the installation manual. from strong electromagnetic wave radiators such as medical equipment.
  • Page 65 Structure × : Prohibited Interchangeability Measuring Instrument and Tool : Strictly Required) Pipe Cutter Chamfering Reamer Flaring Tool Flaring for Tubes Extrusion Dimensional Control of Tube after Flaring Use elbow for bend and braze. Expanding Tool Expanding Tubes Refrige- available. Use joint for connecting tube. rant Pipe Connection of Flare Nut same.

  • Page 66: Transportation And Handling

    Transportation and Handling 3. Transportation and Handling 3.1 Transportation Transport the product as close to the installation location as possible before unpacking. Do not put any material on the product. Apply two lifting wires onto the outdoor unit, when lifting it by crane. Lifting Method Do not remove any packing materials.

  • Page 67: Outdoor Unit Installation

    Outdoor Unit Installation 4. Outdoor Unit Installation 4.1 Service Space The obstacle is on the air inlet side. (a) Upper opening Single installation Multiple installations Seal around Open around Front Front Front Front is the proper alignment position on the Note: Both sides are open.
  • Page 68 Outdoor Unit Installation The obstacle is on the air outlet side. (a) Upper opening Single installation Multiple installations is the proper alignment position on the front side. machines. Fig. 4.3 Installation and maintenance space (Case 3) (3) The obstacle is on both sides. (a) Upper opening (b) The obstacle is on the top Single installation...

  • Page 69: Factory-Supplied Accessories

    Outdoor Unit Installation 4.2 Factory-Supplied Accessories Check to ensure that the following accessories are packed with the outdoor unit. Installation Manual Magnetic Ring NOTE If any of these accessories are not packed with the unit, please contact your contractor. 4.3 Initial Check Install the outdoor unit where good ventilation is available, and where it is dry .

  • Page 70: Installation Work

    Outdoor Unit Installation NOTE Install the outdoor unit on a roof or in an area where people except service engineers can not touch the outdoor unit. 4.4 Installation Work Secure the outdoor unit with the anchor bolts. Unit: mm Air Flow Direction Base Special Washer 4-M10...
  • Page 71 Outdoor Unit Installation Therefore, avoid draining in an area where people often use because it is slippery. Unit: mm Air Inlet Air Inlet Drain Hole Drain Hole the frame width for stable installation as shown in Fig. 4.8. Unit: mm Hole (497) Hole...

  • Page 72: Refrigerant Piping Work

    Refrigerant Piping Work 5. Refrigerant Piping Work gases into the refrigerant cycle when performing a leakage test or an air-tightness test. These types of gases are extremely dangerous and can cause an explosion. It is recommended that compressed air, nitrogen or refrigerant be used for these types of tests.
  • Page 73 Refrigerant Piping Work Flare nut dimension use the Diameter Flare Nut 5.2 Refrigerant Piping Work 5.3 Direction of branch pipe Not more than 15 °...
  • Page 74 Refrigerant Piping Work 5.4 Piping Connection Pipes can be connected from 4 directions. Rear Side Piping Work (Knock-Out Hole) Right Side Piping Work (Knock-Out Hole) Front Side Piping Work (Knock-Out Hole) Bottom Side Piping Work (Knock-Out Hole) (3) For the pipe connection at the stop valve, use two spanners to tighten the nut. Do not apply two spanners work here.
  • Page 75 Refrigerant Piping Work Power Wire Gas Piping Liquid Piping Knock Out Hole Bottom Side Piping Hole Bottom Base NOTE: Prevent the cables from coming into direct contact with the piping. Rear Cover NOTE: To avoid damage protect cables and pipes with adequate insulation (Field-Supplied). To protect gaps use a rubber bush and insulation(Field-Supplied) adequately when installing the piping cover.
  • Page 76 Refrigerant Piping Work 5.5 Air-Tightness Test The stop valve has been closed before shipment, however, make sure that the stop valves are closed completely. Suspend the refrigerant piping at certain points and prevent the refrigerant piping from touching the weak part of the building such as wall, ceiling, etc.
  • Page 77 Refrigerant Piping Work 5.6 Vacuum Pumping and charge refrigerant Connect a mani-fold gauge to the check joints at the gas valve and liquid valve sides. Check to ensure that the pressure in the mani-fold gauge does not increase. (3) Fully open the gas valve and liquid valve. Check for any gas leakage by gas leak detector or forming agent.
  • Page 78 Refrigerant Piping Work Charge the correct refrigerant quantity according to the description of label at the inside of service cover. NOTE Fill in the label attached to the unit with the amount of refrigerant charged and Tonnes of CO equivalent of house gases contained on the installation.
  • Page 79 Refrigerant Piping Work 5.7 Caution of the Pressure by Check Joint side changes by operation mode. Cooling Operation Heating Operation Low Pressure High Pressure High Pressure Low Pressure NOTE: Pay attention to the critical gas concentration to avoid accidental refrigerant gas leakage before installing air conditioning systems.
  • Page 80 Refrigerant Piping Work 5.8 Collecting Refrigerant Turn ON the power source. the refrigerant. immediately. Close the gas stop valve. Turn OFF the power source. Manifold Gauge Gas Stop Valve Liquid Stop Valve...

  • Page 81: Electrical Wiring

    Electrical Wiring 6. Electrical Wiring Turn OFF the main power switch to the indoor unit and the outdoor unit and wait for more than 10 minutes before electrical wiring work or a periodical check is performed. Check to ensure that the indoor fan and the outdoor fan have stopped before electrical wiring work or a periodical check is performed.

  • Page 82: Electrical Wiring Connection

    Electrical Wiring 6.2 Electrical Wiring Connection Connect the power supply wires to the terminal board in the electrical control box of both outdoor unit and indoor unit. SINGLE-PHASE THREE-PHASE 380-415V 220-240V TB : Terminal Block 50/60Hz 50/60Hz PCB : Printed Circuit Board : Power Supply Wiring Outdoor Unit : Communication Cable...
  • Page 83 Electrical Wiring NOTES: In case of total wiring length at intermediate wiring between outdoor unit and indoor unit and between indoor units is less 3. Power source wiring is fundamentally according to this method. Distribution Box or Pull Box...
  • Page 84 Electrical Wiring TB2 for TB1 for power Communication Transmission Line Power Line Fastening method of power line and communication line: 1. Fasten the power line and communication line through the fixed clamp (unit accessories), as shown in the right figure. 2.
  • Page 85 Electrical Wiring Terminal block for power source and control circuit AVW-41/48/54HJFHH2 AVW-41/48/54HKFHH2 Main PCBA Earth Wire Cord Clamp Cord Clamp Earth Wire Power Line Power Line Transmission Transmission Line Line Transmission Wire(Install the small magnetic ring by winding the wire around it for 3 times. Note: The small magnetic ring is applicable only for AVW-41/48/54HKFHH2) Power Supply Line(Install the big magnetic ring by winding the wire around it for 3 times.)
  • Page 86 Electrical Wiring Terminal block for power source and control circuit Earth Wire Cord Clamp Power Line Transmission Line Transmission Wire(Install the small magnetic ring by winding the wire around it for 3 times. Power Supply Line(Install the big magnetic ring by winding the wire around it for 3 times.) 1.

  • Page 87: Test Run

    Test Run 7. Test Run Do not operate the system until all the check points have been cleared. and the terminal of the electrical parts. If not, do not operate the system until the electrical leakage is found and repaired. (C) Check to ensure that the stop valves of the outdoor unit are fully opened, and then start the system.
  • Page 88 Test Run...
  • Page 89 Test Run MODEL: SERIAL. No. COMPRESSOR MFG. No. CUSTOMER'S NAME AND ADDRESS: DATE: 1. Is the rotation direction of the indoor coil fan correct? 2. Is the rotation direction of the outdoor coil fan correct? 3. Are there any abnormal compressor sounds? 4.

This manual is also suitable for:

Hi-smart l+ seriesHi-smart c+ seriesAvw-41hjfhhiAvw-48hjfhhiAvw-54hjfhhiAvw-41hjfhh2 ... Show all

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