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Summary of Contents for Gree GRS-1.5Pd/TD200ANpA-K
- Page 1 AIR SOURCE HEAT PUMP WATER HEATER (GC202401-I) Capacity: 1.7kW Rated Frequency: 50Hz/60Hz Operation Range : -7℃~45℃...
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Page 2: Table Of Contents
Contents PRODUCT ........................... 5 1 MODELS LIST ........................5 2 NOMENCLATURE ......................5 3 INTRODUCTIONS TO COMPONENTS ................6 4 PRODUCT PARAMETERS ....................6 4.1 General ..........................6 4.2 Electrical Specification ......................6 4.3 Connections Specifications ....................7 4.4 Specifications for the Heat Pump ................... 7 4.5 Performances—Average Climate 7/6℃... - Page 3 1 INSTALLATION FLOWCHART ..................24 2 PREPARATIONS ......................25 2.1 Precautions for Engineering Installation ................25 2.2 Before Installation ........................ 27 2.3 Design Drawing Review ....................... 27 2.4 Installation Material Selection ....................27 3 INSTALLATION OF PRODUCT ..................29 3.1 Safety Notices for Installation, Maintenance and Relocation of Unit ........29 3.2 Unit Installation Diagram ......................
- Page 4 2.14 P6-Master Controller and Inverter Compressor Driver Communication Error ..... 51 2.15 P7-Inverter Compressor Driver Module Temperature Sensor Error ........52 2.16 P8-Inverter Compressor Driver Module High-Temperature Protection........ 53 2.17 PA-Inverter Compressor Driver AC Protection (Input Side) ..........54 2.18 Pc-Inverter Compressor Driver Current Detecting Circuit Error .......... 54 2.19 PL-Inverter Compressor Driver DC Bus Low Voltage Protection or Voltage Drop Error ..
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Page 5: Product
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL PRODUCT 1 MODELS LIST Product Heating Product type Model Outline diagram Code capacity 1700W+2000W GRS-1.5Pd/TD200ANpA-K ER02100150 (electrical heater) Integral type 1700W+2000W GRS-1.5Pd/TD270ANpA-K ER02100160 (electrical heater) 2 NOMENCLATURE □ □ □ □... -
Page 6: Introductions To Components
Fan motor provides a low-temperature heat source continuously. Filter Filters impurities in refrigerant to protect components with small diameter. 4 PRODUCT PARAMETERS 4.1 General Model GRS-1.5Pd/TD200ANpA-K GRS-1.5Pd/TD270ANpA-K Rated volume of the tank Dimensions W×D×H 668×663×1667 668×663×1947 Net Weight (when empty) -
Page 7: Connections Specifications
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 4.3 Connections Specifications Model GRS-1.5Pd/TD200ANpA-K GRS-1.5Pd/TD270ANpA-K Connections for the domestic hot water — 3/4″ inside thread circuit Air connections (inlet and outlet) 4.4 Specifications for the Heat Pump Model GRS-1.5Pd/TD200ANpA-K GRS-1.5Pd/TD270ANpA-K... -
Page 8: Performances-Warmer Climate 14/13
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 4.6 Performances—Warmer Climate 14/13℃ EN 16147:2017+A1:2022, Outdoor air heat pump (placed indoor side),230V ~ 50Hz, 360m /h, 30Pa Model GRS-1.5Pd/TD200ANpA-K GRS-1.5Pd/TD270ANpA-K Thermostat set point temperature ℃ Tapping load profile — Coefficient of Performance —... -
Page 9: Product Performance Curves
Fig. 4.8-3 GRS-1.5Pd/TD270ANpA-K heating time to different hot water target temperatures for different ambient temperatures NOTES: The above curve data are fitted based on the test parameters of Gree Laboratory(The test conditions are: ① initial water temperature: 10℃, power supply: 230V ~ 50Hz; static pressure of air outlet: 30Pa; air volume: 360 m /h;... -
Page 10: Working Principle And Features Of Product
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 5 WORKING PRINCIPLE AND FEATURES OF PRODUCT Fig.5-1 Air source water heater operating principle The heat pump principle is used by the air source heat pump water heater. When the unit normally... -
Page 11: Control
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL CONTROL 1 UNIT CONTROL 1.1 Overall Product Control Ideas 1.2 Control and Protection (1) Temperature sensors Top water tank temperature sensor, of which the resistance is 50K, used to detect the upper temperature of the water tank. -
Page 12: Wired Controller
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL operation, and the high discharge protection fault code is displayed on the wire controller. If the exhaust high-temperature protection accumulates for three times within 60 minutes, press the on/off button to clear the fault. -
Page 13: Operating Modes
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Symbols Instructions Operating status of auxiliary electric heating Defrosting status Hot water amount WiFi status Child lock Ventilation Holiday Sunflower Sterilization Timer area Timer ON/OFF icon Timer ECO icon(Some units do not support this function) NOTE: When wired controller is connected with different indoor units, some functions will be different. -
Page 14: Instruction For Operation
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Query Code Query Parameter Protocol version number The latest 1 faults Temperature of the bottom water tank temperature sensor Temperature of the top water tank temperature sensor Temperature of the ambient temperature sensor... -
Page 15: Timer Setting
” button can adjust the minute. (3) After connecting “Gree+” App, the system time will be subject to the time of “Gree+” App, and the system time cannot be set. (4) After setting the “Timer ON/OFF”, the system time and timer on time, timer off time are displayed by polling. -
Page 16: Weekly Timer Setting
Press “ ” or “ ” button can adjust the time. After connecting “Gree+” App, the system time will be subject to the time of “Gree+” App, and the system time cannot be set. (4) Press “... -
Page 17: Setting Of Functions
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (7) The following shows the current time, ON time, OFF time of weekly timer setting. Which day of a week Weekly timer start time Weekly timer end time Fig.4.4-4 Display of weekly timer Fig.4.4-5 Setting steps of weekly timer... - Page 18 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Notes: ① Sterilization cycle: The setting value means the sterilization will be conducted how many days once. ② When the sterilization cycle is set as 0, it will conduct sterilization immediately and shield the setting of start time.
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Page 19: Wifi Function Setting
4.6 WiFi Function Setting You can use “Gree+” App to control it, please scan the QR code in the home page to download it. Only common functions of WiFi wired controller can be set through App: ON/OFF, Boost mode, set temperature, timer ON/OFF, holiday, sterilization, and can view the information of power consumption, heat production and COP. - Page 20 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) SG03 state: it conducts heating control at a set value which is relatively higher than normal set temperature. When in SG03 state, the set temperature of SG03 state can be adjusted.
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Page 21: Reset To Ex-Factory Setting
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Special Parameter Special Parameters Parameter Instruction Remarks Option Value Resuming to ex-factory setting of wired controller is on Resume to Ex-factory Settable in OFF states Setting Resuming to ex-factory setting of... - Page 22 COP- day, heat production- month, power consumption- month, COP- month, heat production- year, power consumption- year, COP- year. (7) For viewing detailed data of energy consumption, please connect “Gree+” App. Fig.4.9-1 Heat Production-day Fig.4.9-2 Consumption-day Fig.4.9-3 COP-day...
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Page 23: Error Display
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Fig.4.9-7 Heat Production-year Fig.4.9-8 Power Consumption-year Fig.4.9-9 COP-year 4.10 Error Display When errors occur during the operation of the system, timer display area will display the error code, and the temperature area displays the current water inlet temperature and outlet temperature, please turn off the unit and ask professional to repair. -
Page 24: Installation
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL INSTALLATION 1 INSTALLATION FLOWCHART Design submission Materials procurement Review the installation position onsite Install the unit Connect the power cable or control circuit Check engineering installation Exhaust air in water tank... -
Page 25: Preparations
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2 PREPARATIONS 2.1 Precautions for Engineering Installation 2.1.1 Safety Requirement WARNING! The R290 Refrigerant To realize the function of the unit, a special refrigerant circulates in the system. The used refrigerant is the fluoride ... - Page 26 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Installation Problem Adverse Effect The safety valve is not connected with a Water leakage occurs and indoor decoration is destroyed. drainage hose or the connection is insecure. PPR pipes are not properly welded.
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Page 27: Before Installation
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.2 Before Installation 2.2.1 Unpacking When unpacking ensures the following items are included: Main Unit The Main unit including the heat pump and storage tank (integral). Safety valve Pressure-relief device (May be pre-fitted) - Page 28 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) A fire-proof inspection certificate must be provided for products with fire-proof requirement and these products must comply with national regulations and mandatory standards. (4) When environmental-friendly materials are required by the user, all materials shall meet national environment-protection requirements and relevant certificates must be provided.
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Page 29: Installation Of Product
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.4.2.4 Selection of Power Cord A copper conductor must be adopted as the power cord, which shall comply with related conductor standards and meet the unit’s requirement on current-carrying capacity. 3 INSTALLATION OF PRODUCT 3.1 Safety Notices for Installation, Maintenance and Relocation of... -
Page 30: Structural Dimension
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.3 Structural Dimension Unit: mm Model GRS-1.5Pd/TD200ANpA-K GRS-1.5Pd/TD270ANpA-K Parameter 1667 1947 1177 1459 1235 3.4 Requirements of Installation Dimension Unit: mm... -
Page 31: Installation Requirements
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.5 Installation Requirements (1) Ensure that the sound and airflow of the unit will not affect people, animals, or plants, etc. (2) Ensure that the unit has good ventilation. If a canopy is installed to protect the unit, it should be noted that heat dissipation and heat absorption shouldn’t be affected. - Page 32 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) The pipelines shall be laid centrally. Hot water outlet of the unit shall not be far from the place where the hot water is taken. There should be floor drain near the unit.
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Page 33: Installation Requirements For Pipeline Of Wind System
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Table 3.6-1 Water Quality Requirements pH (25℃) 6.8~8.0 Turbidity (scattering turbidity unit)/NTU <1 Chloride/(mg/L) <50 Iron/(mg/L) <0.3 Sulfate/(mg/L) <50 Silica (SiO )/(mg/L) <30 Total hardness (calculated in <70 Nitrate (calculated in N)/(mg/L) <10... - Page 34 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (11) After installing the air duct or engineering filter screen, hands shall not touch the internal components. (12) The design and construction of air duct shall consider sound attenuation and vibration reduction.
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Page 35: Electrical Installation
) of Circuit breaker Fuse capacity power cord Model Power supply GRS-1.5Pd/TD200ANpA-K 220-240V~ 50/60Hz GRS-1.5Pd/TD270ANpA-K 3.8.2 Wiring Diagram (1) The external wiring diagram of the unit is as follows. For the internal wiring diagram, please refer to the circuit diagram attached on the machine. -
Page 36: Wired Controller Installation
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.8.3 Electrical Wiring and Connection Requirement (1) After completing wiring connection, the power cord and communication wires must be tightly pressed with a fixed wire clamp. The fixed wire clamp should be pressed on the outer sheath of the connection wire. -
Page 37: Installation Of Wired Controller
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.9.2 Installation of Wired Controller 3.9.2.1 Instruction of Interface Table 3.9-2 Instruction of Interface Interface Type 485 communication interface (nonpolar) Parameter 24V DC input 3.9.2.2 Requirement for Installation Location (1) Please do not install the wired controller in the position where is likely to be spattered with water. -
Page 38: Detailed Installation Instructions For Unit Fixing Belt
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) Stick the soleplate of wired controller on the wall, use screw M4×25 to fix the soleplate into the installing hole of wall. (4) Connect the 2–core STP wire to the two wiring terminals respectively in the back of wired controller, and screw up the screws. -
Page 39: Commissioning Operation
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 4 COMMISSIONING OPERATION WARNING! Safety measures must be taken for operation. All personnel involved in commissioning and maintenance must master the safety regulations of construction and implement them in strict accordance with the regulations. -
Page 40: Checks Before Acceptance
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL different, it will affect the air volume and performance of the unit. Therefore, during actual installation process, please pay attention to correct the resistance of air duct to maintain consistency between air volume and nominal value. -
Page 41: Common Phenomena
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 6 COMMON PHENOMENA Phenomenon Cause The temperature sensor that shows the water temperature is located in the middle-upper The displayed water part of the tank and only senses the local hot water temperature at this location. In the... -
Page 42: Repair
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL REPAIR 1 ERROR CODE Table 1-1 Common Error Information Error code Error name Error code Error name System high-pressure protection Gas discharge temperature sensor error System less refrigerant protection/ Suction temperature sensor error... -
Page 43: Troubleshooting
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Error code Error name Error code Error name Inverter compressor driver module Inverter outdoor fan driver AC input reset zero-sequence overcurrent protection Inverter compressor overcurrent Inverter outdoor fan driver storage chip error... -
Page 44: E3-Refrigerant-Lacking Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Troubleshooting: 2.3 E3-Refrigerant-lacking Protection Possible cause: (1) Refrigerant leakage of the unit; (2) Insufficient refrigerant of the unit Troubleshooting: 2.4 E4-High Discharge Temperature Protection Possible cause: (1) Discharge Temperature Sensor Error;... -
Page 45: F3, F4, F6, Fd, Fe, Fl-Temperature Sensor Error
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Troubleshooting: 2.5 F3, F4, F6, Fd, FE, FL-Temperature Sensor Error Possible cause: (1) Incorrect connection of temperature sensor; (2) Temperature sensor error; (3) Mainboard or drive board error. Troubleshooting: 2.6 U7-Abnormal Reversing of 4-Way Valve Possible cause: (1) The temperature sensors of the water tank are normal;... -
Page 46: H5-Inverter Compressor Driver Ipm Module Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Troubleshooting: 2.7 H5-Inverter Compressor Driver IPM Module Protection Possible cause: (1) Compressor 3-phase wire connection is lack of phase or phase-reversed; (2) System is overloaded and compressor current is too large;... -
Page 47: H7-Inverter Compressor Out-Of-Step Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.8 H7-Inverter Compressor Out-of-Step Protection Possible cause: (1) Compressor 3-phase wire connection is lack of phase or phased-reversed; (2) Compressor phase wire connection is bad; (3) System is blocked, short of refrigerant or compressor oil;... -
Page 48: Hc-Inverter Compressor Driver Pfc Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.9 HC-Inverter Compressor Driver PFC Protection Possible cause: (1) Power grid voltage is abnormal; (2) Drive board PFC module is damaged; (3) Drive board IPM module’s 15V power supply is lower than 13.5V;... -
Page 49: Ld-Inverter Compressor Default Phase Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Troubleshooting： 2.11 Ld-Inverter Compressor Default Phase Protection Possible cause: (1) Compressor 3-phase wire connection is lack of phase or phase-reversed; (2) Drive board is damaged; (3) Compressor is damaged. -
Page 50: P0-Inverter Compressor Driver Module Reset
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.12 P0-Inverter Compressor Driver Module Reset Possible cause: (1) 3.3V drive chip supply voltage drop; (2) TRST lead of JTAG programming is interrupted. Troubleshooting：... -
Page 51: P5-Inverter Compressor Overcurrent Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.13 P5-Inverter Compressor Overcurrent Protection Possible cause: (1) System load is too much and compressor current is too large; (2) Compressor phase wire is loose or has bad contact; (3) Drive board current sampling circuit element is damaged or drive chip current sampling AD terminal is abnormal;... -
Page 52: P7-Inverter Compressor Driver Module Temperature Sensor Error
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (2) The switch power of drive board is abnormal, therefore, the 3.3V power voltage is abnormal; (3) Communication circuit of the drive board or the master control board is abnormal. (4) Troubleshooting：... -
Page 53: P8-Inverter Compressor Driver Module High-Temperature Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.16 P8-Inverter Compressor Driver Module High-Temperature Protection Possible cause: (1) Thermal grease is not applied or not evenly applied to the module, or there is other substance on the back of the module;... -
Page 54: Pa-Inverter Compressor Driver Ac Protection (Input Side)
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.17 PA-Inverter Compressor Driver AC Protection (Input Side) Possible cause: (1) System is heavy-loaded and compressor current is too large; (2) Grid voltage is abnormal; (3) PFC module is damaged; (4) Drive board PFC current sampling circuit element is damaged or drive chip PFC current sampling AD terminal is abnormal. -
Page 55: Inverter Compressor Driver Dc Bus Low Voltage Protection Or Voltage Drop Error
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.19 PL-Inverter Compressor Driver DC Bus Low Voltage Protection or Voltage Drop Error Possible cause: (1) Voltage of power grid is abnormal; (2) Drive board busbar voltage sampling circuit element is damaged or drive board busbar voltage sampling AD terminal is abnormal. -
Page 56: Ee-Inverter Compressor Driver Storage Chip Error
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) Drive board busbar voltage sampling circuit element is damaged or drive chip busbar voltage sampling AD terminal is abnormal. Troubleshooting： 2.22 ee-Inverter Compressor Driver Storage Chip Error Possible cause: (1) The drive board that needs memory chip is not installed with the memory chip;... -
Page 57: Ac-Inverter Fan Startup Failure
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.23 AC-Inverter Fan Startup Failure Possible cause: (1) Poor contact of fan wires; (2) The fan blade is stuck by foreign matters or damage; (3) Drive board is broken. (4) The fan is broken. -
Page 58: Ae- Inverter Fan Driver Current Detecting Circuit Error
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) The fan motor is damaged. 2.25 AE- Inverter Fan Driver Current Detecting Circuit Error Possible cause: (1) Drive board is damaged. 2.26 AL-Inverter Fan Driver DC Bus Low-Voltage Protection or... -
Page 59: Aj-Inverter Fan Out-Of-Step Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Troubleshooting： 2.27 AJ-Inverter fan Out-of-Step Protection Possible cause: (1) The fan motor 3-phase wire connection is lack of phase or phased-reversed; (2) The fan motor phase wire connection is bad; (3) The fan motor is damaged. -
Page 60: A1-Drive Ipm Module Protection For Inverter Fan
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (2) The drive board is damaged. Troubleshooting： 2.29 A1-Drive IPM Module Protection for Inverter Fan Possible cause: (1) The fan motor 3-phase wire connection is lack of phase or phase-reversed; (2) System is overloaded and the fan motor current is too large;... -
Page 61: A6-Master Controller And Inverter Fan Driver Communication Error
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.30 A6-Master Controller and Inverter Fan Driver Communication Error Possible cause: (1) Communication wire between master control and driver is not well connected, or has bad contact, or is broken; (2) The switch power of drive board is abnormal;... -
Page 62: Ul-Inverter Fan Overcurrent Protection
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 2.31 UL-Inverter Fan Overcurrent Protection Possible cause: (1) System load is too much and the fan current is too large; (2) The fan motor phase wire is loose or has bad contact;... -
Page 63: Repair Of Key Components
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3 REPAIR OF KEY COMPONENTS 3.1 Introduction of Parts 3.2 Introduction of Key Components ● Driven by the electric energy, the compressor compresses refrigerant to high-temperature and high-pressure gas and enables the gas to flow circularly in the refrigerant. - Page 64 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.3.1 Disassembly of Main Unit Disassembly of main unit Process Schematic Diagram Operation Instruction 1. Disconnect power ● Twist off the screws in the top cover supply and then remove used for fixing the face cover and then the face cover of the remove it.
- Page 65 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.3.2 Disassembly & Assembly of Key Components of Unit (1) Disassembly & Assembly of Compressor Disassembly and Assembly of Compressor Step Schematic Diagram Operation instructions ●Disconnect power supply; ●Remove the compressor wires from the 1.
- Page 66 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (2) Disassembly & Assembly of 4-Way Valve Disassembly and Assembly of 4-Way Valve Step Schematic Diagram Operation instructions ●Mark the direction of 4-way valve before unsoldering; ●Remove the coil and mark its direction;...
- Page 67 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (4) Disassembly & Assembly of Blade and Motor Disassembly and Assembly of Blade and Motor Remark: Before removing the motor, please make sure that the unit is disconnected with the power.
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Page 68: Thermostat Reset Operation
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Disassembly and Assembly of Blade and Motor Remark: Before removing the motor, please make sure that the unit is disconnected with the power. Process Schematic Diagram Operation Instruction ● Assemble the unit in the converse 5.Assemble unit... -
Page 69: Detailed Maintenance Instructions For Refrigeration System
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.5 Detailed Maintenance Instructions for Refrigeration System 3.5.1 Safety Notices for Refrigeration System Reparation WARNING! Appliance filled with flammable gas R290. Before repair the appliance, read the service manual first and in strict ... - Page 70 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.5.3.5 No Ignition Sources No person carrying out work in relation to a refrigeration system which involves exposing any pipe work shall use any sources of ignition in such a manner that it may lead to the risk of fire or explosion. All...
- Page 71 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL (3) That there is continuity of earth bonding. 3.5.3.9 Repairs to Sealed Components 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 72 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Leak detection fluids are suitable for use with most refrigerants but the use of detergents containing chlorine shall be avoided as the chlorine may react with the refrigerant and corrode the copper pipe work.
- Page 73 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 3.5.3.16 Decommissioning Before carrying out this procedure, it is essential that the technician is completely familiar with the equipment and all its detail. It is recommended good practice that all refrigerants are recovered safely.
- Page 74 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL when applicable, flammable refrigerants. In addition, a set of calibrated weighing scales shall be available and in good working order. Hoses shall be complete with leak-free disconnect couplings and in good condition. Before using the recovery machine, check that it is in satisfactory working order, has been properly maintained and that any associated electrical components are sealed to prevent ignition in the event of a refrigerant release.
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Page 75: Exploded View And Parts List
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL 4 EXPLODED VIEW AND PARTS LIST Model: GRS-1.5Pd/TD200ANpA-K, GRS-1.5Pd/TD270ANpA-K Exploded Views and spare parts list: Name of Part Part Code Quantity Water Tank Bottom Feet 26902848 Water Pipe Connector... -
Page 76: Maintenance
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Name of Part Part Code Quantity Strainer 035021060019 Pressure Protect Switch 46020011 Nozzle for Adding Freon 061200101 4-Way Valve 072007060013 4 Way Valve Coil 43000400130 4-Way Valve Assy 030152061408 Terminal Board... -
Page 77: Maintenance Of Safety Valve
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL For the water tank of the unit with electronic anode, do not cut off the power after the unit is shut down, otherwise the electronic anode won’t have the function of protecting the inner tank of the water tank. -
Page 78: Attachment
GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL ATTACHMENT TABLE OF THE TEMPERATURE SENSOR RESISTANCE AND TEMPERATURE The following tables list the mapping relationship between resistance of different temperature sensors and temperature. The resistance for different temperature can be queried during maintenance. - Page 79 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Temperature Resistance Temperature Resistance Temperature Resistance (°C) (kΩ) (°C) (kΩ) (°C) (kΩ) 23.6 2.205 0.391 22.53 2.133 0.382 21.51 2.064 0.372 20.54 1.997 0.363 19.63 1.933 0.355 18.75 1.871 0.346 17.93 1.811...
- Page 80 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Temperature Resistance Temperature Resistance Temperature Resistance (°C) (kΩ) (°C) (kΩ) (°C) (kΩ) 7.453 0.9295 137.2 7.173 0.9043 129.9 6.905 0.8799 6.648 0.8562 116.5 6.403 0.8333 110.3 6.167 0.8111 104.6 5.942 0.7895 99.13...
- Page 81 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Temperature Resistance Temperature Resistance Temperature Resistance (°C) (kΩ) (°C) (kΩ) (°C) (kΩ) 16.8 1.658 0.3093 16.1 1.609 0.3024 15.43 1.561 0.2956 14.79 1.515 0.2891 14.18 1.47 — — (3) Temperature sensor of 50 kΩ (discharge temperature sensor and water temperature sensors)
- Page 82 GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL Temperature Resistance Temperature Resistance Temperature Resistance (°C) (kΩ) (°C) (kΩ) (°C) (kΩ) 113.37 9.4896 1.5996 107.96 9.1655 1.5602 102.85 8.9542 1.522 98.006 8.5551 1.485 93.42 5.9676 1.449 89.075 7.9913 1.4141 84.956 7.7257...
- Page 83 JF00305550...
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