Gree GMV-ND22TD/A-T Owner's Manual
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Gree GMV-ND22TD/A-T Owner's Manual

Multi variable air conditioners, one-way cassette type indoor unit
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 Thank you for choosing Air Conditioners, please read this owner's manual carefully before
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 GREE reserves the right to interpret this manual which will be subject to any change due to
product improvement without further notice.
 GREE Electric Appliances, Inc. of Zhuhai reserves the final right to interpret this manual.
Multi Variable Air Conditioners
One-way Cassette Type Indoor Unit
Owner's Manual
Air Conditioners
Models:
GMV-ND22TD/A-T
GMV-ND28TD/A-T
GMV-ND36TD/A-T
GMV-ND45TD/A-T
GMV-ND50TD/A-T

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Summary of Contents for Gree GMV-ND22TD/A-T

  • Page 1  GREE reserves the right to interpret this manual which will be subject to any change due to product improvement without further notice.  GREE Electric Appliances, Inc. of Zhuhai reserves the final right to interpret this manual.
  • Page 2 Preface For correct installation and operation, please read all instructions carefully. Before reading the instructions, please be aware of the following items: (1) For the safe operation of this unit, please read and follow the instructions carefully. (2) During operation, total capacity of indoor units should not exceed the total capacity of outdoor units.

  • Page 3: Table Of Contents

    Contents 1 Safety Precautions ....................1 2 Product Introduction ....................3 2.1 Names of Key Components ..................3 2.2 Rated Working Condition ..................... 3 3 Preparations for Installation ..................4 3.1 Standard Fittings ......................4 3.2 Installation Position Selection..................5 3.3 Requirements of Communication Wire Selection ............

  • Page 4: Safety Precautions

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 1 Safety Precautions Means items that must be forbidden! Otherwise, it may lead to personal injury or death or serious damage. Means items that must be followed! Otherwise, it may lead to personal injury or property loss. Installation should be conducted by dealer or qualified Please install the unit according...
  • Page 5 Any personal injury or property loss caused by improper installation, improper debug, unnecessary repair or not following the instructions of this manual should not be the responsibility of Gree Electric Appliances, Inc. of Zhuhai.

  • Page 6: Product Introduction

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 2 Product Introduction 2.1 Names of Key Components ① ② ③ ④ ⑤ Name Connection pipe Panel Air louver Swing blade Air-in grille ⑥ ⑦ ⑧ ⑨ Drainage device Name Built-in filter Main body Drainage Pipe (built-in)

  • Page 7: Preparations For Installation

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 3 Preparations for Installation Note: This picture is for reference only, please refer to the actual product, the unit of dimension is mm. 3.1 Standard Fittings Use the following provided accessories according to the requirement. Name Appearance Q'ty...

  • Page 8: Installation Position Selection

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 3.2 Installation Position Selection (1) The appliance shall not be installed in the laundry. (2) The location should be able to withstand the weight of unit. (3) The water can be drained conveniently from drainage pipe. (4) There should be no obstruction near air inlet and air outlet.
  • Page 9 Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 3.3.1 Selection of Communication Wire between Indoor Unit and Wired Controller Fig 3.3.1 Total length of communication line between Material /AWG) Material type Wire size (mm Remarks indoor unit and Standard wired controller L (m/ft.) 1.

  • Page 10: Wiring Requirement

    Minimum Sectional Minimum Sectional Air Switch Capacity Model Power Cord Size Area of Ground Area of Power Cord Wire (mm GMV-ND22TD/A-T GMV-ND28TD/A-T 208-230V ~ 60Hz GMV-ND36TD/A-T 220-240V ~ 50Hz GMV-ND45TD/A-T GMV-ND50TD/A-T Notes: ① An all-pole disconnection switch having a contact separation of at least 3mm in all poles should be connected in fixed wiring.
  • Page 11 Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 4.1.2 Suspend the Indoor Unit (1) Drill bolt holes and install bolts 1) Stick the reference cardboard on the installation position; drill 4 holes according to the hole site on the cardboard as shown in fig 4.1.2; diameter of drilling hole is according to the diameter of expansion bolt and the depth is 60-70mm, as shown in fig 4.1.3.

  • Page 12: Refrigerant Pipe Connection

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit (6) Remove the washer locating plate and then tighten the nut on it. (7) Remove the paper pattern. Fig 4.1.5 4.2 Refrigerant Pipe Connection (1) Aim the flaring port of copper pipe at the center of screwed joint and then tighten the flaring nut with hand as shown in fig 4.2.
  • Page 13 Multi Variable Air Conditioners One-way Cassette Type Indoor Unit (3) Install drainage pipe according to the following fig and arrange insulation to the drainage pipe. Improper installation may lead to water leakage and damp the furniture and other things in the room. (4) You can buy normal hard PVC pipe used as the drainage pipe.
  • Page 14 Multi Variable Air Conditioners One-way Cassette Type Indoor Unit Fig 4.3.3 model A(mm) B(mm) C(mm) GMV-ND22TD/A-T GMV-ND28TD/A-T GMV-ND36TD/A-T GMV-ND45TD/A-T GMV-ND50TD/A-T (9) Drain pipes should have a downward slope of at least 1%~2%, in order to prevent pipes from sagging, install hanger bracket at intervals of 1000~1500mm.

  • Page 15: Panel Installation

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit Fig 4.3.5 4.4 Panel Installation 4.4.1 Notices for Installation (1) Improper decorative panel installation could cause the following problems. Fig 4.4.1 (2) Ensure that it’s clearance-free between decoration panels and ceiling board after installation, if not, please adjust the body position.
  • Page 16 Multi Variable Air Conditioners One-way Cassette Type Indoor Unit Fig 4.4.3 4.4.2 Panel Installation (1) Remove the grille from the panel, and then open the horizontal louver. (2) Aim the screw hole on panel at the corresponding screw hole on main unit. (3) Screw up the screws on corresponding holes and then install the corresponding screw cover.

  • Page 17: Wired Controller Installation

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 4.5 Wired Controller Installation Wired controller is optional accessory. If wired controller is needed, please contact your local dealer and install the wired controller according to the instruction manual. Note: Do perform the commissioning operation before first use, automatic addressing or other settings, please refer to the manual of ODU.

  • Page 18: Power Cord Connection

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 4) Use the screwdriver for tightening the terminal. Fig 5.1.1 Fig 5.1.2 5.2 Power Cord Connection Note: ① Every unit should be equipped with a circuit breaker for short-circuit and overload protection. ②...

  • Page 19: Connection Of Communication Wire For Wired Controller

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit (3) Connect the communication wire to terminal D1 and D2 of indoor 4-bit wiring board, as shown in fig 5.3.1. Fig 5.3.1 Fig 5.3.2 (4) Fix the communication cable with clamp of electric box. (5) For more reliable communication, make sure connect the terminal resistor to the most downstream IDU of the communication bus (terminal D1 and D2), as shown in fig 5.3.2, terminal resistor is provided with each ODU.

  • Page 20: Instructions On Connecting Wired Controller And Indoor Units Network

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit Fig 5.4.3 5.5 Instructions on Connecting Wired Controller and Indoor Units Network (1) Communication wire of indoor unit and outdoor unit (or indoor unit) is connected to D1, D2. (2) Wired controller is connected to H1, H2. (3) One indoor unit can connect two wired controllers that must be set as master one and slave one.
  • Page 21 Multi Variable Air Conditioners One-way Cassette Type Indoor Unit Fig 5.5...

  • Page 22: Routine Maintenance

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 6 Routine Maintenance Warning: ① Do turn off the unit and cut off the main power supply when cleaning the air conditioner to avoid electric shock or injury. ② Stand at solid table when cleaning the unit. ③...

  • Page 23: Table Of Error Codes For Indoor Unit

    Multi Variable Air Conditioners One-way Cassette Type Indoor Unit 7 Table of Error Codes for Indoor Unit Error Error Error Content Content Content Code Code Code Indoor Units Indoor Unit Error Jumper Cap Error Incompatibility Error Indoor Unit Network Indoor Fan Protection Low Air Quality Warning Address Error ODU-IDU Incompatibility...
  • Page 24 GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI Add: West Jinji Rd, Qianshan, Zhuhai, Guangdong, China, 519070 Tel: (+86-756) 8522218 Fax: (+86-756) 8669426 E-mail: gree@gree.com.cn www.gree.com...

This manual is also suitable for:

Gmv-nd28td/a-tGmv-nd36td/a-tGmv-nd45td/a-tGmv-nd50td/a-t

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