Table of Contents
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Owner's Manual
Original Instructions
Air Conditioners
DC Inverter U-match Series Floor ceiling Type Unit
Models:
Indoor Unit
GUD35ZD/A-T
GUD50ZD/A-T
GUD71ZD/A-T
GUD85ZD/A-T
GUD100ZD/A-T
GUD125ZD/A-T
GUD140ZD/A-T
GUD160ZD/A-T
Outdoor Unit
GUD35W/NhA-T
GUD50W/NhA-T
GUD71W/NhA-T
GUD85W/NhA-T
GUD100W/NhA-T GUD100W/NhA-X
GUD125W/NhA-T GUD125W/NhA-X
GUD140W/NhA-T GUD140W/NhA-X
GUD160W/NhA-X
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Table of Contents
Related Manuals for Gree GUD35ZD/A-T
Summary of Contents for Gree GUD35ZD/A-T
- Page 1 Owner's Manual Original Instructions Air Conditioners DC Inverter U-match Series Floor ceiling Type Unit Models: Indoor Unit Outdoor Unit GUD35ZD/A-T GUD35W/NhA-T GUD50ZD/A-T GUD50W/NhA-T GUD71ZD/A-T GUD71W/NhA-T GUD85ZD/A-T GUD85W/NhA-T GUD100ZD/A-T GUD100W/NhA-T GUD100W/NhA-X GUD125ZD/A-T GUD125W/NhA-T GUD125W/NhA-X GUD140ZD/A-T GUD140W/NhA-T GUD140W/NhA-X GUD160ZD/A-T GUD160W/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 (11) The final right to interpret for this instruction manual belongs to Gree Electric Appliances Inc. of Zhuhai.
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Page 4: Table Of Contents
Contents 1 Safety Notices (Please be sure to abide) ........ 1 2 Product Introduction ..............5 2.1 Overall Layout ................. 5 2.2 Product Operating Range.............. 6 2.3 Standard Accessories ..............6 3 Installation ..................7 3.1 Installation Preparation ..............7 3.2 Unit Installation................ -
Page 5: Safety Notices (Please Be Sure To Abide)
DC Inverter U-match Series Floor Ceiling Type Unit 1 Safety Notices (Please be sure to abide) 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 Floor Ceiling 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 Floor Ceiling Type Unit WARNING (8) During installation, use the specialized accessories and components, otherwise water leakage, electric shock or fire hazard may occur. (9) Please install the air conditioner in a secure place that can withstand the weight of air conditioner.
- Page 8 DC Inverter U-match Series Floor Ceiling Type Unit NOTICE (6) Indoor unit can only be installed indoors while outdoor unit can be installed either indoors or outdoors. Never install the air conditioner in the following places: a) Places with oil smoke or volatile liquid: plastic parts may deteriorate and fall off or even cause water leakage.
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Page 9: Product Introduction
DC Inverter U-match Series Floor Ceiling Type Unit 2 Product Introduction 2.1 Overall Layout... -
Page 10: Product Operating Range
DC Inverter U-match Series Floor Ceiling Type Unit 2.2 Product Operating Range Cooling Heating Outdoor temperature DB(℃) -20〜48 -20〜24 Indoor temperature DB/WB(℃) 32/23 27/- （Maximum） 2.3 Standard Accessories Indoor Unit Accessories Name Appearance Q'ty Usage To fix the hook on the Nut with Washer cabinet of the unit. -
Page 11: Installation
DC Inverter U-match Series Floor Ceiling Type Unit 3 Installation 3.1 Installation Preparation 3.1.1 Notice on Installation (1) Notice on Refrigerant Concentration before Installation. This air conditioner uses R32 refrigerant. The construction area for installation, operation and storage of the air conditioner must be larger than the minimum construction area. - Page 12 DC Inverter U-match Series Floor Ceiling Type Unit Ceiling type Wall mounted type Floor standing type Area Area Area Weight(kg) Weight(kg) Weight(kg) 10.2 15.3 11.3 16.8 12.4 18.5 13.5 20.2 14.7 22.0 16.0 23.8 17.3 25.8 18.6 27.8 20.0 29.9 21.5 32.1 23.0...
- Page 13 DC Inverter U-match Series Floor Ceiling Type Unit 3.1.2 Selection of Installation Location WARNING ①. If the outdoor unit will be exposed in strong wind, it must be securely located, otherwise it may fall down. ②. Install the air conditioner at a place where the inclination is less than 5° . ③.
- Page 14 DC Inverter U-match Series Floor Ceiling Type Unit (4) The installation location should be able to withstand the weight and vibration of outdoor unit and allow the installation to be carried out safely. (5) Avoid installing at a place with leakage of inflammable gas, oil smoke or corrosive gas.
- Page 15 DC Inverter U-match Series Floor Ceiling Type Unit NOTICE Drilling of ceiling opening and installation of air conditioner must be performed by professionals! Unit：mm Dimensions Model GUD35ZD/A-T GUD50ZD/A-T GUD71ZD/A-T 1200 1142 GUD85ZD/A-T 1200 1142 GUD100ZD/A-T 1200 1142 GUD125ZD/A-T 1570 1512...
- Page 16 DC Inverter U-match Series Floor Ceiling Type Unit GUD100W/NhA-T, GUD125W/NhA-T, GUD140W/NhA-T, GUD100W/NhA-X, GUD125W/NhA-X, GUD140W/NhA-X. GUD160W/NhA-X.
- Page 17 DC Inverter U-match Series Floor Ceiling Type Unit Unit: mm Dimensions Model GUD35W/NhA-T GUD50W/NhA-T GUD71W/NhA-T GUD85W/NhA-T 1002 GUD100W/NhA-T GUD100W/NhA-X GUD125W/NhA-T GUD125W/NhA-X GUD140W/NhA-T GUD140W/NhA-X GUD160W/NhA-X 1345 3.1.4 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 18 DC Inverter U-match Series Floor Ceiling Type Unit (mm) Hb Hd H — ≥100 — ≥300 ≥100 ≥100 A,B,C, — ≥100 ≥1000 — ≥300 ≥150 ≥150 ≥1000 A,B,C,E — ≥1000 — ≥1000 ≥1000 ≥100 ≥1000 < H > H ≥100 ≥1000 >H <...
- Page 19 DC Inverter U-match Series Floor Ceiling Type Unit (mm) — ≥300 ≥300 ≥1000 A,B,C — ≥300 ≥300 ≥1000 ≥1000 A,B,C,E — ≥2000 — ≥2000 ≥1000 ＞H ≥300 ≥2000 < H ≤1/2 H ≥250 ≥2000 ＞ H ≤H ≥300 ≥2500 1/2 H＜H ≤1/2 H ≥300 ≥2000 ≥1000...
- Page 20 DC Inverter U-match Series Floor Ceiling Type Unit B(mm) ≤1/2 H b≥250 ≤H 1/2 H＜H b≥300 ＞H Prohibited 4) When outdoor units are installed one above another. 2000 (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).
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Page 21: Unit Installation
DC Inverter U-match Series Floor Ceiling Type Unit Floor type Unit: mm Ceiling type 4) Install the unit where the drain pipe can be easily installed. 5) 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 Floor Ceiling Type Unit 3.2.1.2 Indoor Unit Installation (1) Determine the location of the hanger through the paper template, and then remove the paper template. (2) Insert the anchor bolts into the drilled holes, and drive the pins completely into the anchor bolts with a hammer.
- Page 23 DC Inverter U-match Series Floor Ceiling Type Unit Ceiling type Hanger Left side panel Right side panel (6) Adjust the height of the unit to make the drain pipe slant slightly downward so that the drainage will become much smoother. 3.2.1.3 Leveling The water level test must be done after installing the indoor unit to make the unit is horizontal, as shown below.
- Page 24 DC Inverter U-match Series Floor Ceiling Type Unit 3.2.2 Outdoor Unit Installation (1) If the outdoor unit is installed on a solid ground such as concrete, use M10 screw bolts and nuts to secure the unit and make sure the unit stands erect and level.
- Page 25 (outer Pipe(Inch) Item Maximum between dimension x pipe indoor and wall Liquid Model length(m) outdoor thickness) pipe pipe units (m) (mm) GUD35ZD/A-T GUD35W/NhA-T GUD50ZD/A-T GUD50W/NhA-T GUD71ZD/A-T GUD71W/NhA-T GUD85ZD/A-T GUD85W/NhA-T GUD100ZD/A-T GUD100W/NhA-T Ф17×1.5 GUD100W/NhA-X GUD125ZD/A-T GUD125W/NhA-T GUD125W/NhA-X GUD140ZD/A-T GUD140W/NhA-T GUD140W/NhA-X GUD160ZD/A-T...
- Page 26 DC Inverter U-match Series Floor Ceiling 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. When the drop between indoor and outdoor units is larger than 10m, an oil return bend should be added every 6 meters.
- Page 27 DC Inverter U-match Series Floor Ceiling Type Unit Dimensions for the making of oil return bend are as follows: B(mm) C(mm) Ф12 ≥26 ≤150 Ф16 ≥33 ≤150 3.2.3.2 Pipe Flaring (1). Cut the connection pipe with a pipe cutter. (2). The mouth of connection pipe should face downward. Remove burrs with the cut surface so that the chips do not enter the pipe.
- Page 28 DC Inverter U-match Series Floor Ceiling Type Unit (4). When bending the pipe, do not bend it excessively, otherwise it will get broken. As shown beside, use a sharp cutter to cut the heat insulating pipe and bend it after the pipe is exposed.
- Page 29 DC Inverter U-match Series Floor Ceiling Type Unit Pipe diameter (in.) Tightening torque (N· 15-30 35-40 45-50 60-65 70-75 80-85 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 30 DC Inverter U-match Series Floor Ceiling Type Unit sealing with insulated cotton in the knock-off hole of outdoor unit to prevent small animals from entering. See the following figure. Notice: Only for the GUD100W/NhA-T, GUD125W/NhA-T, GUD140W/NhA-T, GUD100W/NhA-X, GUD125W/NhA-X, GUD140W/NhA-X, GUD160W/NhA-X units. 3.2.4 Connection Pipe Vacuum Pumping and Leak Detection 3.2.4.1 Vacuum Pumping NOTICE...
- Page 31 DC Inverter U-match Series Floor Ceiling Type Unit And verify if the pressure gauge at the low pressure side of the manifold valve assembly reads -1.0Mp (-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 32 DC Inverter U-match Series Floor Ceiling Type Unit Ensure that the detector is not a potential source of ignition and is suitable for the refrigerant used. Leak detection equipment shall be set at a percentage of the LFL of the refrigerant and shall be calibrated to the refrigerant employed and the appropriate percentage of gas (25 % maximum) is confirmed.
- Page 33 DC Inverter U-match Series Floor Ceiling Type Unit 3.2.6 Installation of Drain Pipe 3.2.6.1 Indoor Side Drainage Pipe (1) Keep piping as short as possible and slope it downwards at a gradient of at least 1/100 so that air may not remain trapped inside the pipe. (2) Keep pipe size equal to or greater than that of the connecting pipe.
- Page 34 DC Inverter U-match Series Floor Ceiling Type Unit Insulate the pipe clamp and the drain Tighten the clamp until the screw hose using heat insulation sponge. head is less than 4 mm from the hose ①. ①. - Metal clamp - Metal clamp ②.
- Page 35 DC Inverter U-match Series Floor Ceiling Type Unit 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. (2) If the outdoor unit is above the indoor unit, arrange the pipeline according to the following diagram.
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Page 36: Electrical Installation
DC Inverter U-match Series Floor Ceiling Type Unit 3.2.6.4 Testing of Drain Piping (1) After piping work is finished, check if drainage flows smoothly. (2) As shown in the figure, pour water into the drain pan from the right side to check that water flows smoothly from the drain hose. - Page 37 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. ⑩. Wiring terminals should be connected firmly to the terminal board. Loose connection is forbidden.
- Page 38 DC Inverter U-match Series Floor Ceiling Type Unit 3.3.2 Electrical Parameters 3.3.2.1 Wire Specifications and Fuse Capacity Circuit Min. sectional Fuse Power supply breaker area of power capacity Model capacity cord V/Ph/Hz Indoor 220-240V 1N~50Hz 3.15 unit 208-230V 1N~60Hz Circuit Min.
- Page 39 DC Inverter U-match Series Floor Ceiling Type Unit ⑤ Specifications of circuit breaker are based on a working condition where the working temperature is 40℃. If working condition changes, please adjust the specifications according to national standards. ⑥ Adopt 2pc of 0.75mm² power cords to be the communication cords between indoor and outdoor units.
- Page 40 DC Inverter U-match Series Floor Ceiling Type Unit 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 next figure.) Warning ①.
- Page 41 Breaker Power:220-240V~50Hz/208-230V~60Hz Power:220-240V~50Hz/208-230V~60Hz Outdoor Unit Indoor Unit Wired Controller Breaker Power:220-240V~50Hz/208-230V~60Hz Power:220-240V~50Hz/208-230V~60Hz GUD35ZD/A-T+GUD35W/NhA-T GUD50ZD/A-T+GUD50W/NhA-T ① Power cord 3×1.5mm² ② Power cord 3×1.0mm² ③ Communication Cords 2×0.75mm ④ Communication Cords 2×0.75mm GUD71ZD/A-T+GUD71W/NhA-T GUD85ZD/A-T+GUD85W/NhA-T ① Power cord 3×2.5mm² ② Power cord 3×1.0mm²...
- Page 42 DC Inverter U-match Series Floor Ceiling Type Unit Single-phase unit : GUD100W/NhA-T, GUD125W/NhA-T, GUD140W/NhA-T Outdoor Unit Indoor Unit Wired Controller Breaker Breaker Power:220-240V~50Hz/208-230V~60Hz Power:220-240V~50Hz/208-230V~60Hz Outdoor Unit Indoor Unit Wired Controller Breaker Power:220-240V~50Hz/208-230V~60Hz Power:220-240V~50Hz/208-230V~60Hz GUD100ZD/A-T+GUD100W/NhA-T GUD125ZD/A-T+GUD125W/NhA-T ① Power cord 3×4.0mm² ② Power cord 3×1.0mm² ③...
- Page 43 DC Inverter U-match Series Floor Ceiling Type Unit GUD140ZD/A-T+GUD140W/NhA-T ① Power cord 3×6.0mm² ② Power cord 3×1.0mm² ③ Communication Cords 2×0.75mm² ④ Communication Cords 2×0.75mm² Three-phase unit:GUD100W/NhA-X, GUD125W/NhA-X, GUD140W/NhA-X, GUD160W/NhA-X. Outdoor Unit Indoor Unit Wired Controller Breaker Breaker Power:220-240V~50Hz/208-230V~60Hz Power:380-415V 3N ~ 50Hz/60Hz Outdoor Unit Indoor Unit Wired...
- Page 44 DC Inverter U-match Series Floor Ceiling Type Unit (5) Electrical wiring of indoor unit and Electrical wiring of 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 45 DC Inverter U-match Series Floor Ceiling Type Unit Single-phase: GUD35W/NhA-T, GUD50W/NhA-T, GUD71W/NhA-T, GUD85W/NhA-T Wire routing of separated power supply: Wire routing of unified power supply： Single-phaseGUD100W/NhA-T, GUD125W/NhA-T, GUD140W/NhA-T Wire routing of separated power supply for single phase...
- Page 46 DC Inverter U-match Series Floor Ceiling 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. Wire routing of unified power supply for single phase The communication wire gets in from the upper hole The power cords of outdoor unit and...
- Page 47 DC Inverter U-match Series Floor Ceiling Type Unit Three-phase: GUD100W/NhA-X, GUD125W/NhA-X, GUD140W/NhA-X, GUD160W/NhA-X. Wire routing of separated power supply for three phase. Only for GUD160W/NhA-X...
- Page 48 DC Inverter U-match Series Floor Ceiling Type Unit Wire routing of unified power supply for three-phase Only for GUD160W/NhA-X Power cord should be secured along with the right side plate and fixed to the hook with a wire clamp so as to avoid contacting the pipeline. The communication line between indoor and outdoor units should also be laid along with the right side plate but away from the power cord.
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Page 49: Check After Installation
DC Inverter U-match Series Floor Ceiling 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 Is the main body installed securely? produce noise. Cooling capacity become Did you do water leakage test? -
Page 50: Operation Specification
DC Inverter U-match Series Floor Ceiling Type Unit (6) Press the swing button or speed control button on remote control or wired control to see if the fan can run normally. NOTICE： ① If you use remote control to turn off the unit, compressor will continue to run for 6min. -
Page 51: Maintenance
DC Inverter U-match Series Floor Ceiling 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 immediately turn it on, in order to protect the... - Page 52 DC Inverter U-match Series Floor Ceiling Type Unit (2) 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.
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Page 53: Error Code
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 54 DC Inverter U-match Series Floor Ceiling Type Unit Number Error code Error 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 Driver reset protection Over-current protection Master control and driver communication error Driver module sensor error Driver module high temperature protection...
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Page 55: Unit Maintenance
DC Inverter U-match Series Floor Ceiling Type Unit (3) Indicating Lamp of “HEAT”: The indicating lamp will shine when “HEAT” is activated, while it will go out when “HEAT” is deactivated. (4) Indicating Lamp of “TIMER”: The indicating lamp will shine when “TIMER” is activated, while it will go out when “TIMER”... - Page 56 DC Inverter U-match Series Floor Ceiling Type Unit 5.3.1 Clean Air Filter (1) Disassembly method of filter screen and electric box cover How to clean the air filter ① Open the air inlet grille. a) Firstly unfix two buckles on the grille as shown on the picture.
- Page 57 DC Inverter U-match Series Floor Ceiling Type Unit (2) At the Start of the Seasonal Use. 1) Check if there is blockage at the inlet or outlet vent of air conditioner. 2) Check if the earth wire has been attached reliably by the skilled serviceman. 3) Check if the exhausted batteries of the wireless controller have been replaced.
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Page 58: Notice On Maintenance
“ON” status before 8h of operation, to preheat the crankcase of outdoor compressor; (6) Check if the installation of outdoor unit is firm, if not, please contact with Gree appointed maintenance center. 5.3.5 Maintenance at the end of the Using Season (1) Cut off the main power of air conditioner;... - Page 59 DC Inverter U-match Series Floor Ceiling Type Unit avoided. The area around the workspace shall be sectioned off. Ensure that the conditions within the area have been made safe by control of flammable material. 5.4.1.4 Checking for Presence of Refrigerant The area shall be checked with an appropriate refrigerant detector prior to and during work, to ensure the technician is aware of potentially flammable atmospheres.
- Page 60 DC Inverter U-match Series Floor Ceiling Type Unit maintenance and service guidelines shall be followed. If in doubt consult the manufacturer’s technical department for assistance. The following checks shall be applied to installations using flammable refrigerants: (1) The charge size is in accordance with the room size within which the refrigerant containing parts are installed;...
- Page 61 DC Inverter U-match Series Floor Ceiling Type Unit 5.4.2 Repairs to Sealed Components 5.4.2.1 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 supply to equipment during servicing, then a permanently operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation.
- Page 62 DC Inverter U-match Series Floor Ceiling Type Unit 5.4.4 Cabling Check that cabling will not be subject to wear, corrosion, excessive pressure, vibration, sharp edges or any other adverse environmental effects. The check shall also take into account the effects of ageing or continual vibration from sources such as compressors or fans.
- Page 63 DC Inverter U-match Series Floor Ceiling Type Unit 5.4.7 Charging Procedures In addition to conventional charging procedures, the following requirements shall be followed. (1) 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.
- Page 64 DC Inverter U-match Series Floor Ceiling Type Unit (5) If a vacuum is not possible, make a manifold so that refrigerant can be removed from various parts of the system. (6) Make sure that cylinder is situated on the scales before recovery takes place. (7) Start the recovery machine and operate in accordance with manufacturer's instructions.
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Page 65: After-Sales Services
When oil is drained from a system, it shall be carried out safely. 5.5 After-Sales Services Any quality or other issues encountered in the purchased air conditioner, please contact the local Gree after-sales service department.