GREE ELECTRIC DC Inverter U-match Series Owner's Manual
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GREE ELECTRIC DC Inverter U-match Series Owner's Manual

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Owner's Manual
Original Instructions
Air Conditioners
DC Inverter U-match Series Duct Type Unit
Models:
Indoor Unit
GUD35PS/A-S
GUD50PS/A-S
GUD71PS/A-S
GUD100PHS/A-S
GUD125PHS/A-S
GUD140PHS/A-S
GUD160PHS/A-S
GUD35P/A-S
GUD50P/A-S
GUD71P/A-S
GUD100PH/A-S
GUD125PH/A-S
GUD140PH/A-S
GUD160PH/A-S
Outdoor Unit
GUD35W/A-S
GUD50W/A-S
GUD71W/A-S
GUD100W/A-S
GUD125W/A-S GUD125W/A-X
GUD140W/A-S GUD140W/A-X
GUD160W/A-S GUD160W/A-X

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Summary of Contents for GREE ELECTRIC DC Inverter U-match Series

  • Page 1 Owner's Manual Original Instructions Air Conditioners DC Inverter U-match Series Duct Type Unit Models: Indoor Unit Outdoor Unit GUD35PS/A-S GUD35P/A-S GUD35W/A-S GUD50PS/A-S GUD50P/A-S GUD50W/A-S GUD71PS/A-S GUD71P/A-S GUD71W/A-S GUD100PHS/A-S GUD100PH/A-S GUD100W/A-S GUD125PHS/A-S GUD125PH/A-S GUD125W/A-S GUD125W/A-X GUD140PHS/A-S GUD140PH/A-S GUD140W/A-S GUD140W/A-X GUD160PHS/A-S GUD160PH/A-S...
  • 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 achieve expected operating effect, we hereby instruct as below: (1) This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities,...
  • Page 3 (8) If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. (9) Gree Electric Appliances Inc. of Zhuhai assumes no responsibility for personal injury, property loss or equipment damage caused by improper installation and commissioning,...
  • Page 4 Exception Clauses Manufacturer will bear no responsibilities when personal injury or property loss is caused by the following reasons: (1) Damage the product due to improper use or misuse of the product; (2) Alter, change, maintain or use the product with other equipment without abiding by the instruction manual of manufacturer;...

  • Page 5: Table Of Contents

    Contents 1 Safety Notices (Please be sure to abide) ........1 2 Product Introduction ................ 6 2.1 Overall Layout ................6 2.2 Operating Range ..............7 2.3 Standard Accessories ............... 7 3 Installation ..................8 3.1 Installation Preparation ............. 8 3.2 Unit Installation ...............

  • Page 6: Safety Notices (Please Be Sure To Abide)

    DC Inverter U-match Series Duct Type Unit 1 Safety Notices (Please be sure to abide) SPECIAL WARNING: (1) Do not pierce or burn. (2) Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer.
  • Page 7 DC Inverter U-match Series Duct Type Unit Please read this operating manual carefully before operating the unit. Before using the air conditioner, please read the instruction manual. Before installing the air conditioner, please read the instruction manual. Before repairing the air conditioner, please read the instruction manual.
  • Page 8 DC Inverter U-match Series Duct Type Unit WARNING The appliance shall be installed in accordance with national wiring regulations. The fixed wires connecting to the appliance must be configured with all-pole disconnection device under voltage grade III according to wiring rules.
  • Page 9 DC Inverter U-match Series Duct Type Unit WARNING (21) Do not use organic solvent to clean the air conditioner. (22) If you need to replace a component, please ask a professional to repair with a component supplied by the original manufacturer so as to ensure the unit’s quality.
  • Page 10 DC Inverter U-match Series Duct Type Unit OBSERVED (1) If wired control is to be used, it should be connected first before powering up the unit, otherwise the wired control may not be able to use. (2) When installing the indoor unit, keep it away from television, wireless waves, and fluorescent.

  • Page 11: Product Introduction

    DC Inverter U-match Series Duct Type Unit 2 Product Introduction 2.1 Overall Layout NOTICE: (1) The connection pipe, drain pipe, power cord, and duct for this unit should be prepared by the user. (2) The unit is standard equipped with rectangular duct.

  • Page 12: Operating Range

    DC Inverter U-match Series Duct Type Unit 2.2 Operating Range Cooling Heating Outdoor temperature DB(°C) -15~48 -15~24 Indoor temperature DB/WB(°C) 32/23 27/- (Maximum) 2.3 Standard Accessories Indoor Unit Accessories Name Appearance Q'ty Usage Wired To control the indoor unit Controller...

  • Page 13: Installation

    DC Inverter U-match Series Duct Type Unit 3 Installation 3.1 Installation Preparation 3.1.1 Selection of Installation Location WARNING ① The unit must be installed where strong enough to withstand the weight of the unit and fixed securely; otherwise the unit would topple or fall off.
  • Page 14 DC Inverter U-match Series Duct Type Unit cords should be at least 1m from television and radio. This is to prevent image interference or noise (Even at a distance of 1m, a very strong electric wave may still generate noise).
  • Page 15 DC Inverter U-match Series Duct Type Unit 3.1.2 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 Duct Type Unit Dimensions Model GUD100PH/A-S 1040 1000 1092 GUD100PHS/A-S GUD125PH/A-S 1040 1000 1092 GUD125PHS/A-S GUD140PH/A-S 1440 1400 1492 GUD140PHS/A-S GUD160PH/A-S 1440 1400 1543 GUD160PS/A-S (2) Outdoor unit: Model: GUD35W/A-S, GUD50W/A-S, GUD71W/A-S, GUD100W/A-S.
  • Page 17 DC Inverter U-match Series Duct Type Unit Model:GUD125W/A-S,GUD140W/A-S,GUD160W/A-S,GUD125W/A-X, GUD140W/A-X,GUD160W/A-X. Unit: mm Dimensions Model GUD35W/A-S GUD50W/A-S GUD71W/A-S 1002 GUD100W/A-S GUD125W/A-S GUD125W/A-X GUD140W/A-S GUD140W/A-X GUD160W/A-S GUD160W/A-X...
  • Page 18 DC Inverter U-match Series Duct Type Unit 3.1.3 Diagram of Unit Installation Space and Location (1) 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 19 DC Inverter U-match Series Duct Type Unit 2) When two or more outdoor units are to be installed side by side. (mm) A,B,C — ≥300 ≥300 ≥1000 A,B,C,E — ≥300 ≥300 ≥1000 ≥1000 — ≥2000 — ≥2000 ≥1000 <H >H ≥300...
  • Page 20 DC Inverter U-match Series Duct Type Unit 3) When outdoor units are installed in rows. ≥ 200 ≥ 200 ≥ 2000 ≥400 ≥400 (mm) ≤1/2 H b≥250 1/2 H<H ≤H b≥300 >H Prohibited...
  • Page 21 DC Inverter U-match Series Duct Type Unit 4) When outdoor units are installed one above another. Unit: mm 2000...

  • Page 22: Unit Installation

    DC Inverter U-match Series Duct Type Unit (2) 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). 3.2 Unit Installation 3.2.1 Indoor Unit Installation 3.2.1.1 Preparation for Installing the Indoor Unit...
  • Page 23 DC Inverter U-match Series Duct Type Unit (1) Install the bolts to the ceiling at a place strong enough to hang the unit. Mark the bolt positions from the installation template. With a concrete drill for 12.7mm diameter holes. See the following figure.
  • Page 24 DC Inverter U-match Series Duct Type Unit (4) Pass the unit hangers over the bolts installed to the ceiling and install the unit with the special nut. See the following figure. Screw Hook 3.2.1.2 Leveling The water level test must be done after installing the indoor unit to make the unit is horizontal, as shown below.
  • Page 25 DC Inverter U-match Series Duct Type Unit unit should be at least 10cm from the installation ground). See the following figures. 3.2.3 Connection Pipe Installation 3.2.3.1 Installation Notice and Requirement on Connection Pipe Installation method: Connect the connection pipes first to the indoor unit and then to the outdoor unit.
  • Page 26 DC Inverter U-match Series Duct Type Unit Connection pipe should adopt water-proof insulating material. Its wall thickness should be 0.5-1.0mm and the pipe wall should be able to withstand 6.0MPa. The longer the connection pipe is the worse cooling and heating performance it has.
  • Page 27 DC Inverter U-match Series Duct Type Unit (2) Outdoor unit is above the indoor unit. It’s necessary to add oil return bend and non-return bend at the lowest and highest position of the vertical pipe, as shown below: Non-return bend...
  • Page 28 DC Inverter U-match Series Duct Type Unit nut on the pipe and use a flaring tool to flare the mouth of connection pipe. (4) Check whether the flaring part has cracked (See the figure below). 3.2.3.3 Pipe Bending (1) The pipes are shaped by your hands. Be careful not to collapse them.
  • Page 29 DC Inverter U-match Series Duct Type Unit 3.2.3.4 Connection Pipe of Indoor and Outdoor Units NOTICE ① Connect the pipe to the unit. Please follow the instructions stated in the figures below. Use both spanner and torque wrench. ② When connecting the tapered screw nut, first apply chilled machine oil on its inner and outer surface and then screw it up for 3~4 circles.
  • Page 30 DC Inverter U-match Series Duct Type Unit Screw on the flare nut of the flaring connecting pipe on the outdoor unit valve. The method of screwing the flare nut is the same with that for indoor unit. 3.2.3.5 Thermal Insulation of Pipe Joint (Only for indoor unit) Stick coupler heat insulation (large and small) to the place where connecting pipes.
  • Page 31 DC Inverter U-match Series Duct Type Unit Notice: Only for the GUD125W/A-S, GUD125W/A-X, GUD140W/A-S, GUD140W/A-X, GUD160W/A-S, GUD160W/A-X units. 3.2.4 Connection Pipe Vacuum Pumping and Leak Detection 3.2.4.1 Vacuum Pumping NOTICE Make sure the outlet of vacuum pump is away from fire source and is well-ventilated.
  • Page 32 DC Inverter U-match Series Duct Type Unit manifold valve assembly reads -0.1MPa (-75cmHg), if not, it indicates there is leak somewhere. Then, close the switch fully and then stop the vacuum pump. (6) Wait for 10min to see if the system pressure can remain unchanged.
  • Page 33 DC Inverter U-match Series Duct Type Unit 3.2.5 Refrigerant Adding See the following table for the amount of additional refrigerant. Additional Item Standard Pipe Unnecessary Refrigerant Amount Model Length Charge Pipe Length for Extra Pipe GUD35W/A-S 22g/m GUD50W/A-S GUD71W/A-S 5.0m ≤7.0m...
  • Page 34 DC Inverter U-match Series Duct Type Unit and no risers or traps are used for the hose. See the following figure. (2) Be sure there is no crack or leak on the drain hose to avoid the formation of air pocket. See the following figure.
  • Page 35 DC Inverter U-match Series Duct Type Unit defaulted to be the one on the left side (electric box side). (8) When using the drain port on the right side of the unit, reinstall the drain cap to the left side drain port. See the following figure.
  • Page 36 DC Inverter U-match Series Duct Type Unit should be supported and fixed onto the wall. 2) Wind the insulating tape from bottom to top. 3) The whole pipeline should be wound with insulating tape and fixed onto the wall with saddles.
  • Page 37 DC Inverter U-match Series Duct Type Unit 3.2.6.3 Drainage Riser with Pump Unit Considerations (1) For the unit with the condensate pump, only one drain port at the side close to the electric box is prepared and only through it the drain hose can be connected.
  • Page 38 DC Inverter U-match Series Duct Type Unit Roof Hoisting stand 1000mm~1500mm Drain hose 300mm Drain lift pipe ≤1000mm Clamp(attachment) The vertical height of the drain hose should be 75mm or less so that it is unnecessary for the drain port to withstand additional force.
  • Page 39 DC Inverter U-match Series Duct Type Unit following way: 1) Attach the 3-way connection of the drainage pipe joint. 2) Attach the drain elbow. 3) Attach the horizontal pipe. 3.2.6.4 Check Drainage After piping work is finished, check if drainage flows smoothly.
  • Page 40 DC Inverter U-match Series Duct Type Unit 3.2.7 Installation of the Duct 3.2.7.1 Dimensions of the Supply Air Outlet/Return Air Inlet 21mm Supply Air Outlet Return Air Inlet Unit: mm Supply Air Outlet Return Air Inlet Item Model GUD35P/A-S,GUD35PS/A-S GUD50P/A-S,GUD50PS/A-S...
  • Page 41 DC Inverter U-match Series Duct Type Unit (2) If the downward return air method is adopted, then install the return air cover at the back of the unit after dismantling it. (3) Connect the return duct to the return air inlet of indoor unit with rivet, and the other side shall be connected to the return air inlet.
  • Page 42 DC Inverter U-match Series Duct Type Unit 3.2.7.4 Installation of Fresh Air Duct (1) While connecting the fresh air duct, cut off the fresh air baffle plate as is shown in the following figure. If the fresh air duct is not used, block the gap of fresh air baffle plate with sponge.

  • Page 43: Electrical Installation

    DC Inverter U-match Series Duct Type Unit be tightly sealed with glue to prevent leakage. ③ The design and construction of air duct shall meet related national engineering specifications and requirements. ④ The distance between the edge of return air duct and wall is suggested to be above 150mm, add filter screen for the return air inlet.
  • Page 44 DC Inverter U-match Series Duct Type Unit any inflammable surface. ④ The external power cord, connection wire of indoor and outdoor units and the communication cords must be effectively fixed. ⑤ The external power cord, connection wire of indoor and outdoor units and the communication cords can’t directly contact any hot...
  • Page 45 DC Inverter U-match Series Duct Type Unit ⑫ The wire gauge of power cord should be large enough. Damaged power cord or other wires must be replaced by specialized wires. Wiring work must be done according to national wiring rules and regulations.
  • Page 46 DC Inverter U-match Series Duct Type Unit ④ Supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord (code designation 60245 IEC 57). ⑤ Specifications of circuit breaker are based on a working condition where the working temperature is 40°C.
  • Page 47 DC Inverter U-match Series Duct Type Unit 3) Use nippers to bend the solid wire into a ring that fits the terminal screw. 4) Form a proper ring and then put it on the terminal board. Use a screwdriver to tighten up the terminal screw.
  • Page 48 DC Inverter U-match Series Duct Type Unit (3) How to connect the connection wire and power cord. Lead the connection wire and power cord through the insulation tube. Then fix the wires with wire clamps (as shown in the following figure).
  • Page 49 DC Inverter U-match Series Duct Type Unit (4) Wire between indoor and outdoor units. Single-phase Unit: GUD35W/A-S, GUD50W/A-S, GUD71W/A-S, GUD100W/A-S. GUD35P/A-S+GUD35W/A-S,GUD35PS/A-S+GUD35W/A-S GUD50P/A-S+GUD50W/A-S,GUD50PS/A-S+GUD50W/A-S ① Power cord 3×1.5mm² ② Power cord 3×1.0mm² ③ Communication Cords 2×0.75mm² ④ Communication Cords 2×0.75mm² GUD71P/A-S+GUD71W/A-S, GUD71PS/A-S+GUD71W/A-S GUD100PH/A-S+GUD100W/A-S,GUD100PHS/A-S+GUD100W/A-S ①...
  • Page 50 DC Inverter U-match Series Duct Type Unit Single-phase Unit: GUD125W/A-S, GUD140W/A-S, GUD160W/A-S. GUD125PH/A-S+GUD125W/A-S, GUD125PHS/A-S+GUD125W/A-S GUD140PH/A-S+GUD140W/A-S, GUD140PHS/A-S+GUD140W/A-S ① Power cord 3×4.0mm² ② Power cord 3×1.0mm² ③ Communication Cords 2×0.75mm² ④ Communication Cords 2×0.75mm² GUD160PH/A-S+GUD160W/A-S, GUD160PHS/A-S+GUD160W/A-S ① Power cord 3×6.0mm² ② Power cord 3×1.0mm²...
  • Page 51 DC Inverter U-match Series Duct Type Unit Three-phase unit: GUD125W/A-X, GUD140W/A-X, GUD160W/A-X. Outdoor Unit Indoor Unit L1L2 L3 N Wired breaker breaker Controller Power:220-240V ~ 50/60Hz Power:380-415V 3N ~ 50/60Hz Outdoor Unit Indoor Unit Wired Controller Breaker Power:220-240V ~ 50/60Hz...
  • Page 52 DC Inverter U-match Series Duct Type Unit (5) Electrical wiring of indoor unit and outdoor unit. Warning ① High and low voltage wires should be led through different rubber rings of the electric box cover. ② Do not bundle up the connection wire and communication wire of wired control or lay them side by side, otherwise errors will occur.
  • Page 53 DC Inverter U-match Series Duct Type Unit Only for GUD160PHS/A-S, GUD160PH/A-S. 2) 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:...
  • Page 54 DC Inverter U-match Series Duct Type Unit Single-phase: GUD125W/A-S, GUD140W/A-S, GUD160W/A-S. a) Wire routing of separated power supply for single phase. The communication wire gets in from the upper hole The power cords of outdoor unit and indoor unit get in from the lower hole.
  • Page 55 DC Inverter U-match Series Duct Type Unit The communication wire gets in from the upper hole The power cords of outdoor unit and indoor unit get in from the lower hole. Three-phase: GUD125W/A-X, GUD140W/A-X, GUD160W/A-X. a) Wire routing of separated power supply for three phase.

  • Page 56: Check After Installation

    DC Inverter U-match Series Duct Type Unit 3.4 Check after Installation Check Items after Installation Possible events due to improper Check items installation The unit may fall down, vibrate or produce Is the main body installed securely? noise. Cooling capacity may become Did you do water leakage test? unsatisfactory.

  • Page 57: Operation Specification

    DC Inverter U-match Series Duct Type Unit Operation after connecting the power: (1) If all the above works are finished, power on the unit. (2) If the outside temperature is more than 30°C, heating mode can’t be enabled. (3) Make sure the indoor and outdoor units can run normally.

  • Page 58: Maintenance

    DC Inverter U-match Series Duct Type Unit 5 Maintenance 5.1 Failures Not Caused by Faults of the AC (1) If your air conditioner fails to function normally, please first check the following items before maintenance: Problem Cause Corrective measure If you turn off the unit and then...
  • Page 59 DC Inverter U-match Series Duct Type Unit (2) The following situations are not operation failures. Problem Time of occurrence Cause If the unit is running under Mist comes high humidity, the wet air in from the air During operation. the room will be quickly conditioner.

  • Page 60: Error Code

    DC Inverter U-match Series Duct Type Unit Notice: 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 61 DC Inverter U-match Series Duct Type Unit Number Error code Error Discharge temperature sensor error Wired control temperature sensor error IDU jumper cap error ODU memory chip error Electric box sensor error Compressor overload protection Overload IPM protection DC fan error...

  • Page 62: Unit Maintenance

    DC Inverter U-match Series Duct Type Unit Number Error code Error Charge loop error Input voltage error Drive memory chip error ODU jumper cap error Phase-loss and anti-phase protection ODU error, for specific error please see the status of ODU...
  • Page 63 DC Inverter U-match Series Duct Type Unit 5.3.2 Heat Exchanger of Outdoor Unit Conduct cleaning for the heat exchanger of outdoor unit periodically, clean it once at least in every two months. Clean the dust and sundries on the surface of the heat exchanger with dust collector and nylon brush, if there’s compressed air source;...

  • Page 64: After-Sales Services

    DC Inverter U-match Series Duct Type Unit (3) Clean the dust and sundries in indoor and outdoor unit; (4) 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.

This manual is also suitable for:

Gud35ps/a-sGud50ps/a-sGud71ps/a-sGud100phs/a-sGud125phs/a-sGud140phs/a-s ... Show all

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