Gree FB01 Owner's Manual
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Gree FB01 Owner's Manual

Gree FB01 Owner's Manual

Modular air-cooled scroll chillers
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Owner's Manual
Original Instructions
Commercial Air Conditioners
D Series Modular Air-cooled Scroll Chillers
Applicable Models :
LSQWRF65M/NaD-M(FB01)
LSQWRF160M/NaD-M(FB01)
Thank you for choosing commercial air conditioners. Please read
this Owner' s Manual carefully before operation and retain it for
future reference.
If you have lost the Owner's Manual,please contact the local agent
or visit www.gree.com or send an email to global@gree.com.cn for
the electronic version.
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
LSQWRF130M/NaD-M(FB01)

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  • Page 1 Owner’ s Manual carefully before operation and retain it for future reference. If you have lost the Owner's Manual,please contact the local agent or visit www.gree.com or send an email to global@gree.com.cn for the electronic version. GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI...
  • Page 2 (6) The final right to interpret for this instruction manual belongs to Gree Electric Appliances Inc. of Zhuhai.
  • Page 3 This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.Children should be supervised to ensure that they do not play with the appliance.

  • Page 4: Table Of Contents

    Contents Safety Notices (Please be sure to abide ) .............. 1 1 General Introduction ..................... 5 2 Product Data and Operating Range ..............6 3 Outline Dimension ....................7 4 Installation Instructions ..................8 4.1 General ..........................8 4.2 Acceptance Check ......................8 4.3 Handling and Lifting ......................
  • Page 5 7.8 Refrigerant Charging ...................... 36 7.9 Removal of the Compressor ................... 36 7.10 Freeze Protection ......................36 7.11 Routine Maintenance ....................37 7.12 Precautions ........................37 8 Troubleshooting ....................38 8.1 Error Lists and Troubleshooting Measures ..............38 8.2 After-sales Service ......................39...

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

    D Series Modular Air-cooled Scroll Chillers Safety Notices (Please be sure to abide ) WARNING: If not abide strictly, it may cause severe damage to the unit or the people. NOTE: If not abide strictly, it may cause slight or medium damage to the unit or the people. This sign indicates that the operation must be prohibited.
  • Page 7 Do not do troubleshooting personally, as incorrect troubleshooting would lead to electrocution or fire • hazards. Instead, please contact GREE after-sales service center. When the unit is charged with refrigerant, do not solder or cut any pipeline, fined heat exchanger, shell- •...
  • Page 8 D Series Modular Air-cooled Scroll Chillers CAUTION D o not let the unit out of the designed application range; otherwise it would cause the heat exchanging • tube cracking, refrigerant leakage or even explosion. Do not let the cold/heat source directly act on the stored foods, plants, animals, precision instruments, •...
  • Page 9 D Series Modular Air-cooled Scroll Chillers Safety Precaution for Handling of the Unit ◆ (1) Precautions for Handling of the Unit WARNING Please contact the contractor for handling and installation. Improper installation would lead to • electrocution or fire hazard. During installation or handling, do not let foreign matters mixed with refrigerant and do not air trapped •...

  • Page 10: General Introduction

    D Series Modular Air-cooled Scroll Chillers 1 General Introduction Main technical data of D series modular air-cooled scroll chillers are listed on the nameplate. D series modular air-cooled scroll chillers are developed based on the B series modular air-cooled scroll chillers. However, it has higher reliability, efficiency and more reasonable design and can be widely used at newly built or retrofitted industrial and civil buildings in various sizes, such as, hotels, apartments, restaurants, office buildings, shopping malls, theaters, gyms, workshops, hospitals and other places where there are high requirements on noise level and air but the cooling tower is going to be installed...

  • Page 11: Product Data And Operating Range

    D Series Modular Air-cooled Scroll Chillers Fig.1-1 Schematic Diagram 2 Product Data and Operating Range (1) See the Data Sheet for detailed product data. Data on the product nameplate always takes precedence. If there is any special requirement, consult the local sales office for model selection. (2) Maximum and minimum water operating pressures.

  • Page 12: Outline Dimension

    D Series Modular Air-cooled Scroll Chillers 3 Outline Dimension (1) Graph for the shape and dimensions for LSQWRF65M/NaD-M(FB01) (Unit:mm) 967(Ground bolt) 1396 1750(Ground bolt 4-M12) 1000 2040 (2) Graph for the shape and dimensions for LSQWRF130M/NaD-M(FB01) (Unit:mm) 1676 1617(Ground bolt 4-M12)

  • Page 13: Installation Instructions

    D Series Modular Air-cooled Scroll Chillers (3) Graph for the shape and dimensions for LSQWRF160M/NaD-M(FB01) (Unit:mm) 1617(Ground bolt 4-M12) 1676 1650 2026(Ground bolt 4-M12) 2226 4 Installation Instructions 4.1 General Installation should be performed by the skilled technician to guarantee the normal operation and prevent malfunctions and please read this manual carefully prior to installation.

  • Page 14: Installation Foundation

    D Series Modular Air-cooled Scroll Chillers prevent the control system and the piping system from being damaged. It is best to unpack the chiller at the installation location and keep the chiller upward. When the chiller is unpacked during handing, please follow the lifting instructions stated below. (1) Move the chiller by placing three levers 1/5 wider than the width of the chiller under the base and meanwhile always keep the chiller in balance.
  • Page 15 D Series Modular Air-cooled Scroll Chillers...

  • Page 16: Vibration Reduction

    D Series Modular Air-cooled Scroll Chillers 4.5 Vibration Reduction The unit shall be securely attached to the foundation through the mounting hole by following the steps below. (1) Be sure the planeness of the concrete foundation is within ±3mm and the foundation shall be covered by a rubber pad.
  • Page 17 D Series Modular Air-cooled Scroll Chillers (7) Under ultra-low temperature in winter, showdown at night will cause the evaporator and pipeline frozen up, so it is highly recommended to add alcohol and propanol mixture in chilled water. Do not cut off the power supply when the unit is turned off, otherwise the freeze protection does not work.
  • Page 18 D Series Modular Air-cooled Scroll Chillers Blind plug NOTE Keep the purge valve of the water system open in order to drain the evaporator and condenser • completely. Diameters of Entering/Leaving Water Pipes Diamter Cooling load (mm) (kW) DN15 DN20 DN25 5~13 DN32...

  • Page 19: Guidance To Controller Operation

    D Series Modular Air-cooled Scroll Chillers 5 Guidance to Controller Operation 5.1 Overview on Wired Controller In a 1~16 module network control system, only one Wired Controller is arranged for displaying the control menu, receiving and displaying parameters from the mainboard controller, setting adjustable parameters and transmitting set parameters to the mainboard controller.

  • Page 20: Wired Controller Operation Instructions

    D Series Modular Air-cooled Scroll Chillers 5.3 Wired Controller Operation Instructions 5.3.1 Turning on/off of the Unit The unit under non-commissioning state can be turned on/off via the manual mode or the timing mode. The manual mode is given priority to the timing mode. Manual mode ◆...
  • Page 21 D Series Modular Air-cooled Scroll Chillers 5.3.2 Menu Operation Instructions Home page ◆ When the controller is powered on, the microcomputer will make a 3-second automatic detection and the LCD on the wired controller will display the following content. The content of default home page menu is dependent on system state. XX stands for year, month, day, hour and minute.
  • Page 22 D Series Modular Air-cooled Scroll Chillers Timer Setup ▲ Clock Setup Sound ON【OFF】 Backlight Page 2 Page 3 Press the Up or Down selection button to choose a needed function and press the Confirm to go to or confirm the selection. The subsequent “ON” or “OFF”, which means the function is selected or not. y Run Mode Set Select the Run Mode and press the Confirm button, and the display on the screen is as follows: Cool...
  • Page 23 D Series Modular Air-cooled Scroll Chillers y Timer Setup Select Timer Setup and press Confirm to go to the page as shown in the following drawing: Press Confirm to change a selected object. Press Up or Down to change value or state of a selected object.
  • Page 24 D Series Modular Air-cooled Scroll Chillers (2) Module View When the Main Menu is present on the screen, select Module View, press the Confirm to go to the pages as shown in the following drawing. Module 1 XIST【NO】 Module 2 XIST【NO】...
  • Page 25 D Series Modular Air-cooled Scroll Chillers y Temperature View The function is for checking temperature at various temperature points. Select Temp. View and press the Confirm button to go to the pages as shown in the following drawings. C Water Tin XXX.X℃...
  • Page 26 D Series Modular Air-cooled Scroll Chillers y State View Used for checking the on/off status of motors. Select the State View and press the Confirm to go to the pages as shown in the following drawings. Sys.State 【Cool/Heat/Defrost/Anti-fre.】 ▼ Page 1 Page 2 Page 3 Page 4...
  • Page 27 D Series Modular Air-cooled Scroll Chillers NOTE Above Items display is dependent on unit model. If this Item is not existent for a certain model, “NA” • would be present on the display zone for corresponding Item. y Error View Used for checking the failure status of the system.
  • Page 28 D Series Modular Air-cooled Scroll Chillers When the display is in Error View, select Clear History Error and press the Confirm button to go to the following interface. Clear History Error Press the Up or Down selection button to convert between NO and YES. Press YES to confirm and press NO to quit the menu and go back to the previous menu.
  • Page 29 D Series Modular Air-cooled Scroll Chillers (3) Parameter Setup On the Main Menu on the screen, select Parameter Setup and press Confirm to go to the page as shown in the following drawing. Press Exit to quit the page and go back to the previous menu. Press Up or Down selection button to select a needed setting interface.

  • Page 30: Reset (For Erasing Error)

    D Series Modular Air-cooled Scroll Chillers (4) Version Information Used for checking version number of software and hardware of the wired controller. On the Main menu on the screen, select Version and press Confirm to go to the page as shown in the following drawing. Press Exit to quit the page and go back to the previous menu.

  • Page 31: Menu Structure

    D Series Modular Air-cooled Scroll Chillers 5.5 Menu Structure...
  • Page 32 D Series Modular Air-cooled Scroll Chillers Menu Structure Explanation Menu Structure Explanation User’s Setup Function setting Run Mode Running modes selection Startup Startup and stop selection Auxiliary Heat Auxiliary heat function selection Auto-Antifreeze Auto anti-freezing function selection Timer setup Timer setting Clock Setup Time setting Sound...
  • Page 33 D Series Modular Air-cooled Scroll Chillers Fan 3 Fan motor 3 status checking Sys.State Units system status checking Compressor1 Compressor 1 status checking Compressor2 Compressor 2 status checking C Water Pump Water pump status checking H Water Pump Hot water pump status checking Ass.
  • Page 34 D Series Modular Air-cooled Scroll Chillers Dis.T Sensor 2 Mal. Exhaust sensor 2 fail C Water-in Sensor Water in sensor malfunction C Water-out sensor Water out sensor malfunction Anti-Frozen Sensor Anti-freezing sensor malfunction Defrost T Sensor1 Defrosting sensor 1 malfunction Defrost T Sensor2 Defrosting sensor 2 malfunction Ambient T Sensor...

  • Page 35: Electric Control Cabinet

    (mm Model Power Supply the Air Switch Live Line Neutral Line Earth Line LSQWRF65M/NaD-M(FB01) 380-400V 3N LSQWRF130M/NaD-M(FB01) 50Hz LSQWRF160M/NaD-M(FB01) Notes: (a) The specifications of the breaker and power cable listed in the table above are determined based on the maximum power (maximum amps) of the unit.

  • Page 36: Wiring Of The Electric Control Cabinet

    D Series Modular Air-cooled Scroll Chillers 6.3 Wiring of the Electric Control Cabinet 6.4 Filed Wiring Safety Code ◆ (1) All wiring shall comply with applicable codes and engineering requirements. (2) All field wiring shall be performed by the qualified electrician. (3) Never perform wiring before the power supply is cut off.

  • Page 37: Wiring Betwween Chilled Modules

    D Series Modular Air-cooled Scroll Chillers 6.5 Wiring betwween Chilled Modules...

  • Page 38: Setup Of Toggle Switches On The Motherboard

    LSQWRF160M/NaD-M(FB01) 4202300115 7 Commissioning and Maintenance The unit shall be maintained periodically by the skilled servicemen from Gree or a designed person under our professional guide to guarantee the unit operates reliably in a long term. 7.1 Check before Startup Please finish the following steps before staring the system.

  • Page 39: Requirements On Water System And Water Quality

    D Series Modular Air-cooled Scroll Chillers (3) Close the main power switch. (4) Check if the voltage between terminals keeps balance within deviation of 2%. (5) Check if the power consumption of the unit complies with the rated value on the nameplate. (6) Be sure the power cord is capable of carrying the rated current on the nameplate.

  • Page 40: Routine Startup/Shutdown

    (7) Check if the oil circulation goes properly through the sight glass located on the compressor. (8) Check if the fan rotates properly. (9) Check if the system vibration and noise are acceptable. 7.7 Parts Replacement Only parts supplied by Gree can be replaced instead of similar parts supplied by others.

  • Page 41: Refrigerant Charging

    D Series Modular Air-cooled Scroll Chillers 7.8 Refrigerant Charging Refrigerant charging should be done based on the discharge and suction pressure. An air tight test must be taken on the condition refrigerant leaks or some part is required to be replaced. Refrigerant charging comes into two cases stated below.

  • Page 42: Routine Maintenance

    D Series Modular Air-cooled Scroll Chillers (2) Failure of the chilled water flow switch and the anti-freezing temperature sensor will cause the tube frozen up, so the flow switch shall be interlocked with the chiller. (3) When charging or recovering the refrigerant, the evaporator would crack because of frostbite provided the refrigerant pressure inside the evaporator is under 0.4MPa.

  • Page 43: Troubleshooting

    D Series Modular Air-cooled Scroll Chillers 8 Troubleshooting 8.1 Error Lists and Troubleshooting Measures Error Possible Causes Troubleshooting Measures There is air or other incondensable gas • inside the system Fins of the condenser are dirty or Expel incondensable air and vacuum the •...

  • Page 44: After-Sales Service

    Without commissioning, warranty will turned invalid under the following conditions: Refrigerant leaks in that the user personally opens some valve or pipe connector. • The user personally dismantles the unit without Gree’s approval. • The user personally powers the control cabinet or the compressor motor.
  • Page 45 D Series Modular Air-cooled Scroll Chillers Appendix A: Inspection Records Prior to Commissioning Installation Routine Check Appendix B: Trial Run and Commissioning Records...
  • Page 46 D Series Modular Air-cooled Scroll Chillers Trial Run Commissioning...
  • Page 47 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:

Lsqwrf65m/nad-mLsqwrf160m/nad-mLsqwrf130m/nad-mD series

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