Gree GMV-ND30PLS/C-T Owner's Manual

Gree GMV-ND30PLS/C-T Owner's Manual

Multi variable air conditioners ducted type indoor unit

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Owner's Manual
Original Instructions
Commercial Air Conditioners
Multi Variable Air Conditioners
Ducted Type Indoor Unit
Models:
GMV-ND30PLS/C-T(U)
GMV-ND36PLS/C-T(U)
GMV-ND42PLS/C-T(U)
GMV-ND48PLS/C-T(U)

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Summary of Contents for Gree GMV-ND30PLS/C-T

  • Page 1 Owner's Manual Original Instructions Commercial Air Conditioners Multi Variable Air Conditioners Ducted Type Indoor Unit Models: GMV-ND30PLS/C-T(U) GMV-ND36PLS/C-T(U) GMV-ND42PLS/C-T(U) GMV-ND48PLS/C-T(U)
  • Page 2 Preface For correct installation and operation, please read all instructions carefully. Before reading the instructions, please be aware of the following items: If not abide them strictly, it may cause severe damage to the unit or the people. If not abide them strictly, it may cause slight or medium damage to the unit or the people.
  • Page 3 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 4: Table Of Contents

    Contents 1 Safety Precautions ........................1 2 Product Introduction ........................2 2.1 Names of Key Components ....................2 2.2 Rated Working Condition ....................... 2 3 Preparations for Installation ......................2 3.1 Standard Fittings ........................2 3.2 Location for Installation ......................3 3.3 Requirements for Communication Line ..................
  • Page 5: Safety Precautions

    (26) If there are any abnormal circumstances (such as burning smell, etc.), please turn off the unit and cut off the main power supply immediately, and then contact Gree appointed service center. If those abnormal circumstances still exit, the unit may be damaged and it may lead to electric shock or fire hazard.
  • Page 6: Product Introduction

    Multi Variable Air Conditioners Ducted Type Indoor Unit 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 7: Location For Installation

    Multi Variable Air Conditioners Ducted Type Indoor Unit Name Appearance Q'ty Usage To be used together with the hanger M10 Nut (M10×8.4 Nut) bolt for installing the unit. M10 Washer (Spring To be used together with the hanger Washer M10×2.6) bolt for installing the unit.
  • Page 8: Requirements For Communication Line

    Multi Variable Air Conditioners Ducted Type Indoor Unit (1) The unit shall be installed in accordance with national standards or local regulations. (2) Only qualified personnel can carry out installation work, please contact with local dealer before installation. (3) Make sure all the installation work completed before energizing. 3.3 Requirements for Communication Line If air conditioner used under strong electronic-magnetic interference circumstance, STP (shielded twisted pair) communication cable must be adopted.
  • Page 9: Electric Installation

    3.4 Electric Installation Models Power Supply MCA(A) MOP(A) GMV-ND30PLS/C-T(U) GMV-ND36PLS/C-T(U) 208/230V-1ph-60Hz GMV-ND42PLS/C-T(U) GMV-ND48PLS/C-T(U) (1) Use copper wire only as unit’s power cord. Operating temperature should be within its rated value. (2) If the power cord is more than 15m (49-1/4 ft.) long, please increase properly the sectional area of power cord to avoid overload, which may cause accident.
  • Page 10: Installation Instructions

    Equip with an inspection hatch after lifting the unit. For the convenience of maintenance, the service port should be on one side of the electric box and below unit’s lower level. Below are the outline dimensions applicable to indoor units of GMV-ND30PLS/C-T(U) ~ GMV- ND48PLS/C-T(U).
  • Page 11 Multi Variable Air Conditioners Ducted Type Indoor Unit Unit: mm(inch) Fig.4.1.2 Fig.4.1.3 2) Insert the M10 expansion bolt into the hole and then knock the nail into the bolt, as shown in Fig.4.1.4. The length of bolt depends on the installation height of the unit, bolts are field supplied. Fig.4.1.4 (2) Install the indoor unit temporarily Assemble suspension bolt on the expansion bolt, attach the hanger bracket to the suspension bolt.
  • Page 12: Refrigerant Pipe Connection

    Multi Variable Air Conditioners Ducted Type Indoor Unit (3) Adjust the unit to the right position. (4) Check the level of the unit After the indoor unit is installed, remember to check the horizontal status of the whole unit. It should be horizontal from front to back and slant 1% from left to right, following the drainage direction.
  • Page 13 Multi Variable Air Conditioners Ducted Type Indoor Unit corrupt the unit. (2) It is not allowed to connect the condensate drain pipe into rain pipe to prevent rain water from pouring in and cause property loss or personal injury. (3) Condensate drain pipe should be connected into special drain system for air conditioner. (4) The drainage pipe should be short and the gradient downwards should be at least 1%~2% in order to drain condensation water smoothly.
  • Page 14 Multi Variable Air Conditioners Ducted Type Indoor Unit (3) Use sealing plate to make the pipe clamp and hose insulated, as shown in Fig.4.3.3. Unit: mm(inch) Fig.4.3.3 (4) When connecting several drain pipes, follow the instruction as indicated in Fig.4.3.4. Choose the drain collecting pipe that matches with unit capacity.
  • Page 15 1%~2%. If the raising pipe is vertical with the unit, the raising height should be less than C. Unit: mm(inch) Fig.4.3.9 Unit: mm(inch) Model GMV-ND30PLS/C-T(U) GMV-ND36PLS/C-T(U) 150(5-7/8) 1050(41-5/16) 1000(39-3/8) GMV-ND42PLS/C-T(U) GMV-ND48PLS/C-T(U) (10) 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 (39-3/8~59inch).
  • Page 16: Installation Of Air Duct

    Multi Variable Air Conditioners Ducted Type Indoor Unit (3) It is strongly recommended to do the drain test before ceiling decoration. Fig.4.3.11 4.4 Installation of Air Duct ① There should be insulating layer on air-out duct, air-return duct and fresh air duct to avoid heat loss and moisture.
  • Page 17 Multi Variable Air Conditioners Ducted Type Indoor Unit 4.4.2 Shape and Size of Air Outlet and Air-return Opening Range of Capacity GMV-ND30PLS/C-T(U) ~ GMV-ND48PLS/C-T(U) Fig.4.4.3 Air Outlet Fig.4.4.4 Air-return Opening Unit: mm(inch) Size of Air Outlet Size of Air-return Opening...
  • Page 18: Installation Of Wired Controller

    Multi Variable Air Conditioners Ducted Type Indoor Unit maintenance etc., as shown in Fig.4.4.6. Fig.4.4.6 4.4.4 Installation of the Fresh Air Pipe (1) When the fresh air pipe is needed to be connected, cut the fresh air baffle as Fig 4.4.7. Plug up the gap of the fresh air baffle by sponge if the fresh air duct is not be used.
  • Page 19: Connection Of Wire And Patch Board Terminal

    Multi Variable Air Conditioners Ducted Type Indoor Unit 5.1 Connection of Wire and Patch Board Terminal (1) The connection of wire (as shown in Fig.5.1.1) 1) Strip about 25mm (1inch) insulation of the wire end by stripping and cutting tool. 2) Remove the wiring screws on the terminal board.
  • Page 20: Power Cord Connection

    Multi Variable Air Conditioners Ducted Type Indoor Unit 5.2 Power Cord Connection Every unit should be equipped with a circuit breaker for short-circuit and overload protection. During operation, all indoor units connected to the same outdoor unit system must be kept energized status. Otherwise, the unit can’t operate normally.
  • Page 21: Connect Communication Wire Of Wired Controller

    Multi Variable Air Conditioners Ducted Type Indoor Unit 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 22: Setting Of External Static Pressure

    Multi Variable Air Conditioners Ducted Type Indoor Unit Fig.5.5.1 6 Setting of External Static Pressure Working range for external static pressure of this series of duct type unit is 0 Pa~80 Pa. For corresponding external static pressure to the respective static pressure notch please see as below. The setting of static pressure for indoor fan can be done via wired controller.
  • Page 23: Routine Maintenance

    Multi Variable Air Conditioners Ducted Type Indoor Unit 7 Routine Maintenance (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) Do not clean the unit with hot water whose temperature is higher than 45°C (113°F) to prevent fade or deformation.
  • Page 24: The Table Of Error Codes For Indoor Unit

    Multi Variable Air Conditioners Ducted Type Indoor Unit 8 The Table of Error Codes for Indoor Unit Error Error Error Content Content Content Code Code Code Quantity Of Group Control Water Temperature Indoor Unit Error Indoor Units Setting Error Error Indoor Fan Indoor Units Incompatibility Jumper Cap Error...
  • Page 25: Troubleshooting

    Multi Variable Air Conditioners Ducted Type Indoor Unit 9 Troubleshooting The air conditioner is not expected to be serviced by users. Incorrect repair may cause electric shock or fire, so please contact an authorized service center for professional service. The following checks prior to contact may save your time and money.

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