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Summary of Contents for Gree ForestAir Series
- Page 1 Series Versati Air-to-Water Heat Pump Operation Manual IMPORTANT : Please read this manual carefully before running this unit, and save it for future reference. © Copyright, Gree Canada, 2019 GRFA-OM-ATW-3694 - v1.5 - 06/2019...
- Page 3 This instruction manual is the universal-purpose version for the ForestAir series VERSATI Split Air-to-Water Heat Pump manufactured by Gree. The appearance of the unit that you have purchased may differ from the ones seen in this manual, however it does not change the basic instructions on how to operate and use the appliance.
- Page 4 SAFETY PRECAUTIONS CAUTION Make sure the control is installed in a location where it will not be subjected to electromagnetic interference. Shielded twisted pairs should be used for signal lines and other communication lines. Be sure the communication lines are wired to the correct ports, otherwise normal communications will fail.
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Page 5: Table Of Contents
TABLE OF CONTENT 1.0. CONTROL PANEL AND INTERFACE OVERVIEW 1.1. Control panel keys and indicators .....................6 1.2. Interface standby and home pages ....................8 2.0. OPERATION GUIDE 2.1. Power ON/OFF ..........................10 2.2. Function setting..........................11 2.2.1. Running mode .........................14 2.2.2. Control state ..........................14 2.2.3. -
Page 6: Control Panel And Interface Overview
1.0. CONTROL PANEL AND INTERFACE OVERVIEW █ 1.1. CONTROL PANEL KEYS AND INDICATORS Note : This illustration is for reference only. - Page 7 1.0. CONTROL PANEL AND INTERFACE OVERVIEW ICON KEY/INDICATOR DESCRIPTION Running indicator Lights on/off when the unit is turned on/off. (green) Power indicator Lights on/off when the unit is powered on/off. (yellow) Error indicator (red) Lights on when some fault occurs. Left key Moves the selection left.
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Page 8: Interface Standby And Home
1.0. CONTROL PANEL AND INTERFACE OVERVIEW █ 1.2. INTERFACE STANDBY AND HOME PAGES Standby Page ITEM DESCRIPTION Mode Displays the currently running mode. Auxiliary Function Indicates whether there are any auxiliary functions currently set. Error State Indicates whether there is any error currently affecting the system. T-Water Out Displays the current leaving water temperature. - Page 9 1.0. CONTROL PANEL AND INTERFACE OVERVIEW Home Page ITEM DESCRIPTION FUNCTION Allows access to the Function page. PARAMETER Allows access to the Parameter page. VIEW Allows access to the View page. GENERAL Allows access to the General page.
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Page 10: Power On/Off
2.0. OPERATION GUIDE █ 2.1. POWER ON/OFF Allows to turn the appliance on or off. Operation Instructions On the HOME page, press the Power key to turn the unit on or off. When the unit is turned on, the running indicator located in the upper right corner of the control panel turns green. When the unit is turned off, the running indicator lights off. -
Page 11: Function Setting
2.0. OPERATION GUIDE █ 2.2. FUNCTIONS Allows the user to set each function. Operation Instructions 1. On the HOME page, press the Function 1 key to access the FUNCTION page. 2. Once on the FUNCTION page, move the selection to the desired function using the Left Right keys. - Page 12 2.0. OPERATION GUIDE Function Setting Options ITEM RANGE DEFAULT REMARKS Cool / Heat / Hot Water / If no water tank is available, Cool and Heat are the Running Mode Cool + Hot Water / Heat only options. Heat + Hot Water T-Water Out / T-Room is only available when the Remote Sensor is Control State...
- Page 13 2.0. OPERATION GUIDE This setting cannot be changed directly from Air to Air + Hot Water or vice versa. Without must first be selected after which the control will send out Without command for 40 consecutive seconds (longer than Air / Without / Thermostat Without a communication error).
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Page 14: Running Mode
2.0. OPERATION GUIDE 2.2.1 – RUNNING MODE Allows the user to select the operation mode of the unit. If no water tank is available, the only allowed running modes will be Cooling and Heating. If a water tank is available and Water Tank has been set to With (see section 2.2.26), the allowed running modes will include Cooling, Heating, Hot Water, Heating + Hot Water, and Cooling + Hot Water. -
Page 15: T-Water Control
2.0. OPERATION GUIDE 2.2.4 – T-WATER CONTROL Allows to user to set system’s water temperature control for heating. Operation Instructions After setting Floor Config to Without (see section 2.2.28), access the FUNCTION page, then locate T-Water Control. Set the temperature to High or Normal using the Up and Down keys. -
Page 16: Heating And Hot Water
2.0. OPERATION GUIDE 2.2.6 – HEATING AND HOT WATER Allows the user to assign priority to the operating function of his choice, between cooling or heating water, when using the combined running mode Heating + Hot Water. Operation Instructions Access the FUNCTION page, then locate Heating + Hot Water. Set the priority to Heating or Hot Water using the Up and Down keys. -
Page 17: Weather-Dependent Mode
2.0. OPERATION GUIDE 3. When finished, save by pressing the Function 2 key. A message will appear on screen asking if you are sure you want to save these settings. If you are, press the OK key. If not, press the Cancel key. -
Page 18: Disinfection
2.0. OPERATION GUIDE 2.2.11 – DISINFECTION Allows the weekly sanitization of the water tank by raising the water temperature to 70 °C (158 °F) effectively killing legionella bacterias. Operation Instructions 1. Access the FUNCTION page, then locate Disinfection. Enter the submenu by pressing the OK key. -
Page 19: Weekly Timer
2.0. OPERATION GUIDE 2.2.12 – WEEKLY TIMER Allows the user to set a specific operation mode for defined periods within a week according to his preferences. Operation Instructions 1. Access the FUNCTION page, then locate Weekly Timer. Enter the submenu by pressing the OK key. - Page 20 2.0. OPERATION GUIDE 4. When finished, save by pressing the Function 2 key. A message will appear on screen asking if you are sure you want to save these settings. If you are, press the OK key. If not, press the Cancel key.
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Page 21: Clock Timer
2.0. OPERATION GUIDE CONTROL MODE DESCRIPTION RANGE DEFAULT ACCURACY STATE w/o floor 7 – 25 °C (45 – 77 °F) 7 °C (45 °F) Leaving water temp. Cool 1° for cooling (WT-Cool) w/ floor 18 – 25 °C (64 – 77 °F) 18 °C (64 °F) T-Water Out High... -
Page 22: Temperature Timer
2.0. OPERATION GUIDE ▪ If no water tank is available, the only allowed running modes are Heating and Cooling. ▪ If a Clock Timer has been already set and activated using Hot Water, Heating + Hot Water or Cooling + Hot Water modes, changing Water Tank from With to Without will cause the mode to be automatically changed to Heating or Cooling (depending on the mode set by the timer). -
Page 23: Solar Kit
2.0. OPERATION GUIDE 2.2.15 – SOLAR KIT Allows the unit to decide whenever it is best to let operation to the solar system. The running of the solar system depends on the temperature difference between the solar panels and the water tank. Operation Instructions 1. -
Page 24: Floor Debug
2.0. OPERATION GUIDE 2.2.16 – FLOOR DEBUG Allows the unit to periodically preheat the floor for initial start-up following installation of a floor coil. Operation Instructions 1. Access to the FUNCTION page, then locate Floor Debug. Enter the submenu by pressing the OK key. -
Page 25: Emergency Mode
2.0. OPERATION GUIDE ▪ If enabled, it is possible to check the temperature setpoint and running time on the PARAMETER view page. ▪ Before activating Floor Debug, make sure no period parameters has been left without a setting, otherwise the message “Wrong Floor Debug time!” will appear on screen. To clear this message, press the OK key and correct the issue. -
Page 26: Holiday Mode
2.0. OPERATION GUIDE ▪ While in Emergency mode, commands from the thermostat are ineffective. ▪ The only running mode allowed in Emergency mode is Heating and Hot Water. ▪ The setting of this function can only be changed if the unit is turned off. If attempts to activate Emergency mode are made while the unit is running, the message “Please turn off the system first!”... -
Page 27: Assistant Heater
2.0. OPERATION GUIDE ▪ If Thermostat is set to Air, the control will automatically deactivate any timer functions and run in accordance with the mode set by the thermostat. The running mode setting and power function of the wired controller are inoperative. ▪... -
Page 28: Solar Antifreeze
2.0. OPERATION GUIDE 2.2.24 – SOLAR ANTIFREEZE Allows the use of the solar system freezing protection. It is generally recommended to enable this function. Operation Instructions Access the FUNCTION page, then locate Solar Antifreeze. Set to ON or OFF using the Up Down keys. -
Page 29: Remote Sensor
2.0. OPERATION GUIDE Notes : ▪ This setting is memorized to allow its recovery following a power failure. ▪ In Heating mode, if set to With, T-Water Control will be set to Normal water temperature by default and cannot be changed. If set to Without, T-Water Control can be changed freely. ▪... -
Page 30: Gate-Controller
2.0. OPERATION GUIDE 2.2.32 – GATE-CONTROLLER Allows the use of a keycard to authorize operation of the control, depending on the availability of the equipment. Operation Instructions Access the FUNCTION page, then locate Gate-Controller. Set to ON or OFF using the Up Down keys. - Page 31 2.0. OPERATION GUIDE Operation Instructions 1. On the HOME page, press the Function 2 key to access the PARAMETER setting page. 2. Once on the PARAMETER page, select the desired parameter using the Left and Right keys, then modify the setting using the Up and Down keys.
- Page 32 2.0. OPERATION GUIDE Upper limit of the room temperature for heating Upper RT-Heat 22 – 30 °C (72 – 86 °F) 24 °C (75 °F)* in Weather-dependent mode. Lower limit of the room temperature for heating Lower RT-Heat 18 – 21 °C (64 – 70 °F) 20 °C (68 °F)* in Weather-dependent mode.
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Page 33: Weather-Dependent Mode Group
2.0. OPERATION GUIDE 2.3.2 – WEATHER-DEPENDENT PARAMETER GROUP In heating mode, T-Water Out control state at normal temperature Ambient Temperature (°C) x1 : Lower AT-Heat -20 – 5 °C, default -15 °C y1 : Upper WT-Heat 30 – 35 °C, default 35 °C x2 : Upper AT-Heat 10 –... -
Page 34: View
2.0. OPERATION GUIDE █ 2.4. VIEW PAGE Allows the user to view the unit’s running state, running parameters, errors, the interface version of the wired controller, etc. Operation Instructions 1. On the HOME page, press the Function 3 key to access the VIEW page. 2. - Page 35 2.0. OPERATION GUIDE Note : Since some devices are not available for this particular unit, the status for them is marked as “OFF” (ex : Swimming Pump, 3-Way Valve 1 and 2-Way Valve 2). ITEM DESCRIPTION STATUS Compressor Compressor running state ON / OFF Fan 1 Fan motor 1 running state...
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Page 36: Parameter
2.0. OPERATION GUIDE 2.4.2 – PARAMETER Allows the user to view the running parameters of the unit, such as the outdoor temperature, suction temperature, discharge temperature, entering water temperature, leaving water temperature, etc. Operation Instructions On the VIEW page, select Parameter using the Left and Right keys, then press the OK key. -
Page 37: Error
2.0. OPERATION GUIDE 2.4.3 – ERROR Allows the user to view any errors currently affecting the system. Operation Instructions On the VIEW page, select Error using the Left and Right keys, then press the OK key. Once on the ERROR page, any error currently affecting the unit will be listed to be viewed. If the total number of errors exceed six, the remaining errors can be viewed by switching pages using the Function 3 and Function 4... - Page 38 2.0. OPERATION GUIDE T-SL Water In Solar kit leaving water temperature sensor T-Solar Battery Solar kit temperature sensor T-Remote Air1 Remote room sensor 1 T-Remote Air2 Remote room sensor 2 HP-Water SW Heat pump water flow switch SL-Water SW Solar kit water flow switch Auxi.
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Page 39: Version
2.0. OPERATION GUIDE 2.4.4 VERSION Allows the user to view the wired controller’s program and protocol version. Operation Instructions On the VIEW page, select Version using the Left and Right keys, then press the OK key. Once on the VERSION page, the program and protocol version of the control can be viewed. █... -
Page 40: Time And Date Setting
2.0. OPERATION GUIDE ITEM DESCRIPTION RANGE DEFAULT Temp. Unit Temperature of the unit Celsius / Fahrenheit Celsius Language Language of the interface English / Turkish English ON/OFF Memory Memorization of the ON/OFF power function ON / OFF Time&Date Time and date of the unit Beeper Button pression beeping ON / OFF... -
Page 41: Key Lock
2.0. OPERATION GUIDE 3. When finished, save by pressing the Function 2 key. A message will appear on screen asking if you are sure you want to save these settings. If you are, press the OK key. If not, press the Cancel key.
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