Gree U-match Series Owner's Manual
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Gree U-match Series Owner's Manual

Dc inverter wall mounted type unit
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Owner's Manual
Original Instructions
Air Conditioners
DC Inverter U-match Series Wall Mounted Type Unit
Models:
Indoor Unit
GUD71G/A-T
GUD100G/A-T
GUD71G/A1-T
GUD100G/A1-T
Outdoor Unit
GUD71W/NhA-T
GUD100W/NhA-T
GUD100W/NhA-X

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  • Page 1 Owner's Manual Original Instructions Air Conditioners DC Inverter U-match Series Wall Mounted Type Unit Models: Indoor Unit Outdoor Unit GUD71G/A-T GUD71G/A1-T GUD71W/NhA-T GUD100G/A-T GUD100G/A1-T GUD100W/NhA-T GUD100W/NhA-X...
  • Page 2 To Users Thank you for selecting Gree’s product. Please read this instruction manual carefully before installing and using the product, so as to master and correctly use the product. In order to guide you to correctly install and use our product and...
  • Page 3 (10) The final right to interpret for this instruction manual belongs to Gree Electric Appliances, Inc. of Zhuhai. Exception Clauses Manufacturer will bear no responsibilities when personal injury or property loss is caused by the following reasons: Damage the product due to improper use or misuse of the product.

  • Page 4: Table Of Contents

    Contents 1 Safety Notices (Please be sure to abide them) ....1 2 Product Introduction ............5 2.1 Overall Layout ................5 2.2 Product Operating Range ............6 2.3 Standard Accessories .............6 2.4 Emergency Operation ............7 3 Installation ................7 3.1 Installation Preparation ............7 3.2 Unit Installation ..............

  • Page 5: Safety Notices (Please Be Sure To Abide Them)

    DC Inverter U-match Series Wall Mounted Type Unit 1 Safety Notices (Please be sure to abide them) SPECIAL WARNING: Be sure to comply with national gas regulations. Do not pierce or burn. Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer.
  • Page 6 DC Inverter U-match Series Wall Mounted Type Unit Before installing the air conditioner, please read the instruction manual. Before repairing the air conditioner, please read the instruction manual. The figures in this manual may be different with the material objects, please refer to the material objects for reference.
  • Page 7 DC Inverter U-match Series Wall Mounted Type Unit WARNING! (7) If the installation space for air conditioner pipe is too small, adopt a protective measure to prevent the pipe from physical damage. (8) During installation, use the specialized accessories and components, otherwise water leakage, electric shock or fire hazard may occur.
  • Page 8 DC Inverter U-match Series Wall Mounted Type Unit NOTES! (1) Do not put a finger or other objects into the air inlet or air return grill. (2) Please adopt safety protection measures before touching the refrigerant pipe, otherwise your hands may be hurt.

  • Page 9: Product Introduction

    DC Inverter U-match Series Wall Mounted Type Unit 2 Product Introduction 2.1 Overall Layout NOTE: The connection pipe, drain pipe, power cord for this unit should be prepared by the user.

  • Page 10: Product Operating Range

    DC Inverter U-match Series Wall Mounted Type Unit 2.2 Product Operating Range — Cooling Heating Outdoor temperature DB(°C) -20~48 -20~24 Indoor temperature DB/WB(°C) 32/23 27/- (Maximum) 2.3 Standard Accessories Indoor Unit Accessories Name Appearance Q'ty Usage Wireless Controller + To control the indoor unit.

  • Page 11: Emergency Operation

    DC Inverter U-match Series Wall Mounted Type Unit 2.4 Emergency Operation If the remote controller is lost or damaged, the emergency operation switch can be used to turn on or off the air conditioner. The specific operation method is as follows: Open the panel as shown in the figure, and press the emergency operation switch with an insulator to turn on or off the air conditioner.
  • Page 12 DC Inverter U-match Series Wall Mounted Type Unit Refer to the following table to check out the minimum construction area. Ceiling type Wall mounted type Floor standing type Weight Area Weight Area Weight Area (kg) (m²) (kg) (m²) (kg) (m²) <1.224...
  • Page 13 DC Inverter U-match Series Wall Mounted Type Unit Ceiling type Wall mounted type Floor standing type Weight Area Weight Area Weight Area (kg) (m²) (kg) (m²) (kg) (m²) 31.3 46.7 33.1 49.4 34.9 52.2 36.9 55.1 38.8 58.0 40.8 61.0...
  • Page 14 DC Inverter U-match Series Wall Mounted Type Unit make sure the unit’s air flow can reach the entire room. Do not install the unit in a kitchen or a laundry. Install the unit in a room without naked flame, fire source or the risk of getting the refrigerant on fire.
  • Page 15 DC Inverter U-match Series Wall Mounted Type Unit Away from any object that may get the air conditioner generating noise. Install the outdoor unit at a place where condensate can be easily drained. 3.1.3 Unit Dimension WARNING! (1) Install the indoor unit in a location which can withstand a load of at least five times the weight of the main unit and which will not amplify sound or vibration.
  • Page 16 DC Inverter U-match Series Wall Mounted Type Unit Outdoor Unit GUD71W/NhA-T GUD100W/NhA-T, GUD100W/NhA-X Unit: mm Dimensions Model GUD71W/NhA-T GUD100W/NhA-T — — GUD100W/NhA-X...
  • Page 17 DC Inverter U-match Series Wall Mounted Type Unit 3.1.4 Diagram of Unit Installation Space and Location Diagram of installation space and location for outdoor unit (Notice: for best performance of the outdoor unit, make sure its installation space conforms to the following installation dimensions).
  • Page 18 DC Inverter U-match Series Wall Mounted Type Unit When two or more outdoor units are to be installed side by side. Unit:mm (mm) ≥ 300 ≥ 300 ≥ 1000 A,B,C — — — ≥ 300 ≥ 300 ≥ 1000 A,B,C,E —...
  • Page 19 DC Inverter U-match Series Wall Mounted Type Unit When outdoor units are installed in rows. Unit:mm (mm) ≤1/2H b≥250 1/2H<H ≤H b≥300 >H Prohibited...
  • Page 20 DC Inverter U-match Series Wall Mounted Type Unit When outdoor units are installed one above another. Unit:mm Diagram of installation location and space for indoor unit (Notice: for the best performance of indoor unit, make sure its installation space conforms to the following installation dimensions).

  • Page 21: Unit Installation

    DC Inverter U-match Series Wall Mounted Type Unit Install the unit where the drain pipe can be easily installed. The space from the unit to the ceiling should be kept as much as possible so as for more convenient service.
  • Page 22 DC Inverter U-match Series Wall Mounted Type Unit Insert the piping-hole sleeve into the hole to prevent the connected piping and wiring from being damaged when passing through the hole. 3.2.1.3 Outlet pipe The pipe can be led out in the direction of right, rear right, left or rear left.
  • Page 23 DC Inverter U-match Series Wall Mounted Type Unit 3.2.3 Connection Pipe Installation 3.2.3.1 Installation Notice and Requirement on Connection Pipe Installation of Ordinary Nut and Tamperproof box Unfold the connecting pipe and bend the connecting pipe according to the required length. Open the nut cover on the indoor unit’s pipe and align the conical mouth of the connecting pipe with the center of the indoor unit’s pipe.
  • Page 24 DC Inverter U-match Series Wall Mounted Type Unit NOTES! (2) The tamperproof box should be installed at the connection end of the indoor unit and be connected to the indoor unit. (3) Before break the connection pipes between indoor and outdoor units， eliminate the refrigerant first and make sure there is no fire source or potential fire source in the maintenance area.
  • Page 25 DC Inverter U-match Series Wall Mounted Type Unit The requirement on the adding of oil return bend is as below: Outdoor unit is beneath the indoor unit. There’s no need to add non-return bend at the lowest or highest position of the vertical pipe, as shown below: Outdoor unit is above the indoor unit.
  • Page 26 DC Inverter U-match Series Wall Mounted Type Unit Dimensions for the making of oil return bend are as follows: A(inch) B(mm) C(mm) Ф3/8 ≥20 ≤150 Ф1/2 ≥26 ≤150 Ф5/8 ≥33 ≤150 3.2.3.2 Pipe Flaring Cut the connection pipe with a pipe cutter.
  • Page 27 DC Inverter U-match Series Wall Mounted Type Unit Do not bend the pipes in an angle more than 90°. If the pipe is repeatedly bent or extended, it will become hard and difficult to be bent or extended. So do not bend or extend the pipe for more than 3 times.
  • Page 28 DC Inverter U-match Series Wall Mounted Type Unit Pipe Diameter (inch) Tightening Torque (N·m) Ф1/4 15-30 Ф3/8 35-40 Ф1/2 45-50 Ф5/8 60-65 Ф3/4 70-75 Ф7/8 80-85 Screw on the flare nut of the flaring connecting pipe on the outdoor unit valve.
  • Page 29 DC Inverter U-match Series Wall Mounted Type Unit 3.2.3.6 Sealing of the Knock-off Hole As for the built-in valve model, during the installation process for connection pipe, when the connection pipe is passing through the knock-off hole, conduct sealing with insulated cotton in the knock-off hole of outdoor unit to prevent small animals from entering.
  • Page 30 DC Inverter U-match Series Wall Mounted Type Unit pressure increase, there may be leakage. Slightly open the liquid valve and let some refrigerant go to the connection pipe to balance the pressure inside and outside of the connection pipe, so that air will not come into the connection pipe when removing the hose.
  • Page 31 DC Inverter U-match Series Wall Mounted Type Unit detergents containing chlorine shall be avoided as the chlorine may react with the refrigerant and corrode the copper pipe-work. If a leak is suspected, all naked flames shall be removed / extinguished. If a...
  • Page 32 DC Inverter U-match Series Wall Mounted Type Unit 3.2.6.1 Indoor Side Drain Pipe Connect the drain pipe to the outlet pipe of the indoor unit, and fix it with two loops of tape. Take out the thermal insulation pipe in the accessories and wrap it on the drain pipe.
  • Page 33 DC Inverter U-match Series Wall Mounted Type Unit NOTES: The through-wall height of drain hose should not be higher than the outlet pipe hole of indoor unit. The water outlet can't be placed in water in order to drain smoothly.
  • Page 34 DC Inverter U-match Series Wall Mounted Type Unit The whole pipeline should be wound with insulating tape and fixed onto the wall with saddles. outdoor If the unit is above the indoor unit, arrange the pipeline according to the following diagram.

  • Page 35: Electrical Installation

    DC Inverter U-match Series Wall Mounted Type Unit 3.3 Electrical Installation 3.3.1 Requirement and Notice on Electrical Installation WARNING: The electrical installation for the air conditioner should observe the following requirements: The electrical installation must be conducted by professionals in ①...
  • Page 36 DC Inverter U-match Series Wall Mounted Type Unit Please use the power cables that are delivered along with the air ⑨ conditioner. Do not change the power cables arbitrarily. Do not change the length and terminals of the power cables. If you want to change the power cables, please contact Gree’s local service center.
  • Page 37 DC Inverter U-match Series Wall Mounted Type Unit Install a circuit breaker at every power terminal near the units (indoor ② and outdoor units) with at least 3mm contact gap. The units must be able to be plugged or unplugged.
  • Page 38 DC Inverter U-match Series Wall Mounted Type Unit screwdriver to tighten up the terminal screw. For strand wires (as shown below): Use wire cutters to cut off the wire end and then peel away about 10mm of the insulation layer.
  • Page 39 DC Inverter U-match Series Wall Mounted Type Unit WARNING! Before working, please check whether the indoor and outdoor units are powered on. Match the terminal numbers and wire colors with the colors indicated in the indoor unit. Wrong wire connection may burn the electrical components.
  • Page 40 DC Inverter U-match Series Wall Mounted Type Unit Single-phase unit: GUD100W/NhA-T. GUD100G/A-T+GUD100W/NhA-T GUD100G/A1-T+GUD100W/NhA-T Power cords 3×4.0mm² ① Power cords 3×1.0mm² ② Communication cords 2×0.75mm² ③ Communication cords 2×0.75mm² ④ Three-phase unit: GUD100W/NhA-X. GUD100G/A-T+GUD100W/NhA-X GUD100G/A1-T+GUD100W/NhA-X Power cords 5×1.5mm² ① Power cords 3×1.0mm²...
  • Page 41 DC Inverter U-match Series Wall Mounted Type Unit Electrical wiring of indoor unit and Electrical wiring of outdoor unit. WARNING! High and low voltage wires should be led through different rubber rings of the electric box cover. Do not bundle up the connection wire and communication wire of wired controller or lay them side by side, otherwise errors will occur.
  • Page 42 DC Inverter U-match Series Wall Mounted Type Unit Outdoor side Remove the big handle/front panel of the outdoor unit and insert one end of the communication cord and the power cord to the terminal board. Single-phase: GUD71W/NhA-T. Wire routing of separated power supply: Single-phase: GUD100W/NhA-T Wire routing of separated power supply for single phase.

  • Page 43: Check After Installation

    DC Inverter U-match Series Wall Mounted Type Unit Three-phase unit: GUD100W/NhA-X. Wire routing of separated power supply for three phase. 3.4 Check after Installation Check Items after Installation Check Items Possible Events Due to Improper Installation Is the main body installed...

  • Page 44: Test Running

    DC Inverter U-match Series Wall Mounted Type Unit Check Items Possible Events Due to Improper Installation Is there any obstacle blocking the air inlet and outlet of the indoor or Cooling capacity may become unsatisfactory. outdoor units? Have you recorded the length of The refrigerant charging amount can’t be...

  • Page 45: Installation Of Controller

    DC Inverter U-match Series Wall Mounted Type Unit 4 Installation of Controller Refer to the wired controller or remote controller manual. 5 Maintenance 5.1 Failures Not Caused by Faults of the AC If your air conditioner fails to function normally, please first check the...
  • Page 46 DC Inverter U-match Series Wall Mounted Type Unit The following situations are not operation failures. Problem Time of Occurrence Cause Mist comes If the unit is running under high from the air During operation. humidity, the wet air in the room conditioner.

  • Page 47: Error Code

    NOTE: Check the above items and adopt the corresponding corrective measures. If the air conditioner continues to function poorly, please stop the air conditioner immediately and contact Gree’s authorized local service center. Ask our professional service staff to check and repair the unit.
  • Page 48 DC Inverter U-match Series Wall Mounted Type Unit Number Error Code Error Compressor overload protection Overload IPM protection DC fan error Driver out-of-step protection Pfc protection Startup failure Compressor phase-sequence protection Power protection IDU and ODU unmatched 4–way valve switch-over error...

  • Page 49: Unit Maintenance

    DC Inverter U-match Series Wall Mounted Type Unit 5.3 Unit Maintenance NOTES! Before cleaning, please make sure the unit is stopped. Cut the circuit breaker and remove the power socket, otherwise, electric shock may occur. Do not wash the air conditioner with water, otherwise fire hazard or electric shock may occur.
  • Page 50 DC Inverter U-match Series Wall Mounted Type Unit NOTES: The filter should be cleaned every three months. If there is much dust ① in the operation environment, clean frequency can be increased. After removing the filter, do not touch fins to avoid injury.

  • Page 51: Notice On Maintenance

    If the outdoor unit is rusty, coat the rusty location with paint to prevent it from expanding. 5.3.6 Components Replacement Components are available in Gree agency or Gree distributors nearby. 5.4 Notice on Maintenance 5.4.1 Information on Servicing The manual shall contain specific information for service personnel who shall be instructed to undertake the following when servicing an appliance that employs a flammable refrigerant.
  • Page 52 DC Inverter U-match Series Wall Mounted Type Unit 5.4.1.3 General Work Area All maintenance staff and others working in the local area shall be instructed on the nature of work being carried out. Work in confined spaces shall be avoided. The area around the workspace shall be sectioned off.
  • Page 53 DC Inverter U-match Series Wall Mounted Type Unit 5.4.1.8 Checks to the Refrigeration Equipment Where electrical components are being changed, they shall be fit for the purpose and to the correct specification. At all times the manufacturer’s maintenance and service guidelines shall be followed. If in doubt consult the manufacturer’s technical department for assistance.
  • Page 54 DC Inverter U-match Series Wall Mounted Type Unit 5.4.2 Repairs to Sealed Components During repairs to sealed components, all electrical supplies shall be disconnected from the equipment being worked upon prior to any removal of sealed covers, etc. If it is absolutely necessary to have an electrical...
  • Page 55 DC Inverter U-match Series Wall Mounted Type Unit also take into account the effects of ageing or continual vibration from sources such as compressors or fans. 5.4.5 Detection of Flammable Refrigerants Under no circumstances shall potential sources of ignition be used in the searching for or detection of refrigerant leaks.
  • Page 56 DC Inverter U-match Series Wall Mounted Type Unit Ensure that contamination of different refrigerants does not occur when using charging equipment. Hoses or lines shall be as short as possible to minimize the amount of refrigerant contained in them. Cylinders shall be kept upright.
  • Page 57 DC Inverter U-match Series Wall Mounted Type Unit Make sure that cylinder is situated on the scales before recovery takes place. Start recovery machine operate accordance with manufacturer's instructions. Do not overfill cylinders (No more than 80 % volume liquid charge).

  • Page 58: After-Sales Services

    DC Inverter U-match Series Wall Mounted Type Unit disconnect couplings and in good condition. Before using the recovery machine, check that it is in satisfactory working order, has been properly maintained and that any associated electrical components are sealed to prevent ignition in the event of a refrigerant release.

This manual is also suitable for:

Gud71g/a-tGud100g/a-tGud71g/a1-tGud100g/a1-tGud71w/nha-tGud100w/nha-t ... Show all

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