GREE ELECTRIC GFH09K3AI User manual

Operating and Installation Instructions Manual
DC Inverter Ducted Air-Conditioning Unit
(2.6-16kW)
GREE ELECTRIC APPLIANCESˈINC.OF ZHUHAI
Thanks for your selection of Gree Ducted Air-Conditioning Unit. Before use, please read this
instruction manual carefully and keep it properly to ensure correct use of this machine.
Unit Model:
indoor unit outdoor unit
GFH09K3AI GFC09K3AI GUHD09NK3AO GUCD09NK3AO
GFH12K3AI GFC12K3AI GUHD12NK3AO GUCD12NK3AO
GFH18K3AI GFC18K3AI GUHD18NK3AO GUCD18NK3AO
GFH24K3AI GFC24K3AI GUHD24NK3AO GUCD24NK3AO
GFH36K3AI GFC36K3AI GUHD36NK3AO GUCD36NK3AO
GFH42K3AI GFC42K3AI GUHD42NK3AO GUCD42NK3AO
GFH48K3AI GFC48K3AI GUHD48NK3AO GUCD48NK3AO
GFH36K3AI GFC36K3AI GUHD36NM3AO GUCD36NM3AO
GFH42K3AI GFC42K3AI GUHD42NM3AO GUCD42NM3AO
GFH48K3AI GFC48K3AI GUHD48NM3AO GUCD48NM3AO
GFH60K3AI GFC60K3AI GUHD60NM3AO GUCD60NM3AO

Safety Considerations 3
4
Temperature Setting
5
Fan Control
5
Component
Description
Sleep Function Setting
5
Operating Mode Setting
6
Timing Setting
6
7
Energy Saving Setting 7
Display of Outdoor Ambient Temperature 8
Power-fail Memory Function Setting 8
Debug Function 8
Operating
Instructions
for Line
Controller
Failure Display 9
Operation of Remote Controller 12
Unit Function 16
16
Operating
Instructions
Dual Sensor Setting
18
Installation Dimension of Indoor Unit
22
Installation of Outdoor Unit
24
Precautions on Installation of Indoor Unit and Outdoor Unit
26
Indoor Unit Level Inspection and Air Duct Installation
26
Installation and Test of Condensing Water Pipe and Selection of Connecting
Pipe
28
Installation of Connecting Pipe
29
Position and Method of Installing Wire Controller
31
Connection of Cables
33
Troubleshooting and Maintenance of Air Conditioner
37
Appendix
39
40
Installation
Instructions
for Air Duct
Weekly Timer
Wire controller (with week timer functions)
Turning On/Off Unit
Wire controller (standard fitting)

Safety Considerations
Please read this manual carefully before use and operate correctly as instructed in the manual.
1ˊYou are specially warned to note the two symbols below.:
WARNING!˖A symbol indicating that improper operation might cause human death or severe
injury
WARNING!˖A symbol indicating that improper operation might cause human property damage.
! This unit shall be used in offices, restaurants, residences or similar places.
WARNING!! Please seek an authorized repair station for installation work. Improper installation might cause water leakage,
electric shock or fire.
! Please install at a place strong enough to support the weight of air conditioner unit. If not, the air conditioner
unit might fall down and cause human injury or death.
! To ensure proper drainage, the drainage pipe shall be correctly installed according to installation instructions.
Take proper measures for heat preservation to prevent condensing. Improper installation of pipes might cause
leakage and wet the articles in the room.
! Do not use or store flammable, explosive, poisonous or other dangerous substances beside the air conditioner.
! In case of trouble (e.g. burnt smell), please immediately cut off the main power of air conditioner unit.
! Keep air flow to avoid shortage of oxygen in the room.
! Never insert your finger or any objects into air outlet and inlet grill.
! Never plug or unplug the power cable directly to start or stop the air-conditioning unit.
! Please take constant care to check if the mounting rack is damaged after long use.
! Never modify the air conditioner. Please contact the dealer or professional installation workers for repair or
relocation of the air conditioner.
! The appliance shall not be installed in the laundry.
! Before installation, please check the power supply for compliance with the ratings on nameplate. Check the
power safety as well.(Operating by professinal)
! Before use, please check and confirm if the cables, drainage pipes and pipelines are correctly connected,
hence to eliminate the risk of water leakage, refrigerant leakage, electric shock or fire.
! Main power must be securely earthed to ensure effective grounding of air conditioner unit and avoid the risk
of electric shock. Please do not connect the earthing cable to coal gas pipe, water pipe, lightning rod or
telephone line.
! Once started, the air conditioner shall not be stopped at least after 5 minutes or longer; otherwise the oil
return to compressor may be affected.
! Do not let the child to operate the air conditioner unit.
! Do not operate the air conditioner unit with wet hands.
! Please disconnect the main power before cleaning the air conditioner or replacing the air filter.
! Please disconnect the main power if to put the air conditioner unit out of use for a long period.
! Please do not expose the air conditioner unit directly under corrosive environment with water or moisture.
! Please do not foot on or place any goods on air conditioner unit.
! After electrical installation, the air conditioner unit shall be energized for electrical leakage test.(Operating by professinal)
! If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarly
qualified person in order to avoid a hazard .
! An all-pole disconnection switch having a contact separation of at least 3mm in all poles should be connected
in fixed wiring.
! The appliance shall be installed in accordance with national wiring regulations.
! The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the
copper tube.


Wire controller (standard fitting)
• Never install the wire controller in a place where is water leakage.
• Avoid bunping, throwing, tossing or frequently opening the wire controller.
1Timing display
2Fan speed display (Auto, High speed, Medium
speed, Low speed)
3Defros ting st atus display
4Energy savingst atus display
5Set temperature display
6Ambient temperatur e display
7Fresh air st atus display (not supplied)
8Mode (cooling, dehumidifying,fan, heating, auto)
9Failure status display
10 Sleep st atus display
11 Mode key
12 Se t temperature increase key
13 Se t temperature decr ease key
14 Fan speed key (fresh air setting)
15 Sleep key (outdoor environment temperature check)
16 Timing key
17 ON/OFF key
Composition of wire controller



Turning ON/OFF unit
Pr ess t he ON/OFF ke y, then the unit shallstar t up. Press t he ON/OFF
key again, then the unit shall shut off.
Fan contr ol (the figur es show the r elevant display ar eas)
If the fan control key is prssed consecutively, the fan speed shall changes
as per t he following sequence:
Low speed Medium speed Hight speed Auto
In the dehumidifying mode: The fan speed shall be automaticallyset as
low.
/PERATINGISTRUCTIONSOFWIRECONTROLLER4EMPERATURESETTING0RESSTHETEMPERATURESETINGKEYTOINCREASETHESETTEMPERATUREPRESSTHETEMPERATURESETTINGKEYTODECREASETHESETTEMPERATUREWHENPRESSINGTHEKEYSONCETHETEMPERATURESHALLINCREASEORDECREASEBY²#./4%KEYLOCKFUNCTIONWHENTHEANDKEYAREPRESSEDSIMULTANEOUSLYFORSECONDTHESETTEMPERATUREINDICATINGAREASHALLDISPLAYh%%vANDALLKEYSRESPONSESHALLBESHUTOFFPRESSTHETWOKEYSSIMULTANEOUSLYFORSECONDAGAINTHEKEYLOCKFUNCTIONSHALLBERELEASED7HENTHEWIRECONTROLLERISLOCKEDBYREMOTEMONITORORCENTRALIZEDCONTROLLERTHEKEYSOFTHEWIRECONTROLLERANDTHESIGNALOFTHEREMOTECONTROLLERAREALLLOCKEDANDINVALIDATEDANDTHENTHESETTEMPERATUREINDICATINGAREASHALLDISPLAYh##v2ANGEOFTEMPERATURESETTINGUNDERVARIOUSMODES(EATING²#^²#s#OOLING²#^²#$EHUMIDIFYING²#^²#s&AN.OTEMPERATURESETTINGFUNCTION

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SOTHECOOLINGTEMPERATURECANONLYBESELECTEDFROMTHERANGEOF²#TO²#BYUSINGTHEREMOTECONTROLLERORTHEWIRECONTROLLERLATER)FTHEUPPERLIMITTEMPERATUREISTHESAMEASTHELOWERLIMITTEMPERATURETHESYSTEMCANONLYOPERATEATSUCHTEMPERATUREUNDERRELEVANTMODES2EMOVEOFENERGYSAVINGSETTING4OREMOVETHEENERGYSAVINGSETTINGAFTERITTAKESINTOEFFECTYOUCANPRESSTHEh&!.vANDTHEKEYSIMULTANEOUSLYFORCONSECUTIVESECONDSWHENTHEUNITISSHUTOFF"UTTHEVALUESETBEFOREWILLNOTBECLEAREDBUTASTHEINITIALSETTEMPERATUREFORTHENEXTENERGYSAVINGSETTING!FTERTHEUNITISDISCONNECTEDTOPOWERSUPPLYTHEENERGYSAVINGSETTINGSHALLBESTORED4HESETTINGSTILLFUNCTIONSWHENTHEUNITISCONNECTEDTOPOWERSUPPLYAGAIN)FTHEENERGYSAVINGMODEISSETTHESLEEPMODEANDTHEAUTOMODESHALLBEINVALIDATEDWING
WING
TIMER
TIMER
Timer etting
When the unit is shut off, timing start can be set; After the unit is
started up, timing shutoff can be set. After the "TIMER"key is pressed,
the unit enters the timing set status and the word "TIMER" flashes on
the display. Now user can press ( ) or ( ) key to increase or decrease
the set time. Press the "TIMER" key again and then the timing shall
go into effect. Now the unit starts to count the time passed. When the
unit is under timing status, you can cannel timing set by pressing the
“TIMER” key.The range of set time is between 0.5 to 24 hours.
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$ISPLAYOF/UTDOOR!MBIENT4EMPERATURE5NDERNORMALCONDITIONSTHEh/54%.6vCOLUMNSHALLONLYDISPLAYTHEINDOORTEMPERATURE0RESSTHEh3,%%0vKEYFORCONSECUTIVESECONDSWHENTHEUNITISSHUTOFFORSTARTUPTHE,#$SHALLDISPLAYh/54%.6v!FTERTHEOUTDOORTEMPERATUREISDISPLAYEDFORSECONDSTHESYSTEMSHALLRETURNTOTHEDISPLAYINTERFACEOFINDOORTEMPERATURE.OTE)FNOTEQUIPPEDWITHANOUTDOORAMBIENTSENSORTHEUNITSHALLNOTHAVETHISFUNCTION0OWERFAIL-EMORY&UNCTION3ETTING0RESSANDHOLDTHEh-/$%vKEYFORSECONDSWHENTHEUNITISSHUTOFFTOSWITCHSETVALUESSOASTODECIDEIFTHEUNITOPERATINGSTATUSORSHUTOFFSTATUSSHALLBEMEMORIZEDAFTERAPOWERFAIL)FTHESETTEMPERATUREAREADISPLAYSITMEANSTHEUNITOPERATINGSTATUSORSHUTOFFSTATUSSHALLBEMEMORIZEDAFTERAPOWERFAILMEANSTHEOPERATINGSTATUSORSHUTOFFSTATUSSHALLNOTBEMEMORIZED0RESSTHEh/./&&vKEYTOSTORETHESETVALUEANDEXITTHESETTING$EBUG&UNCTION7HENTHEUNITISSHUTOFFPRESSTHEh&!.vKEYANDTHEh3,%%0vKEYSIMULTANEOUSLYTOACTIVATETHEDEBUGMENU.OWTHE,#$DISPLAYSh$%"5'v0RESSTHEh-/$%vKEYTOSELECTSETTINGITEMANDUSETHEKEYORTHEKEYTOSETACTUALVALVE3ETTINGOF!MBIENT4EMP3ENSOR5NDERTHEDEBUGMODEPRESSTHEh-/$%vKEYSOASTODISPLAYhvONTHESETTEMPERATUREAREAATTHELEFTOFh$%"5'v4HE/54%.6AREAATTHERIGHTOFh$%"5'vDISPLAYSSETTINGSTATUS.OWUSETHEKEYORTHEKEYTOSELECTFROMTHEFOLLOWINGTWOSETTINGS4HEINDOORROOMTEMPERATUREISMEASUREDATTHEAIRINTAKE.OWTHE/54%.6AREADISPLAYS4HEINDOORROOMTEMPERATUREISMEASUREDATTHEWIRECONTROLLER.OWTHE/54%.6AREADISPLAYS
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The indoor room temperature is measured at the wire controller
when the mode is 'heating' or 'auto'. At other modes is measure at
the air intake(Now the OUT ENV area displaus 03) ,The default is 03.

ailure Display
When there is failure in the unit operation, “ERROR” will
flash on the LCD of the wire controller and the code of fai-
lure will also be displayed. When there are multiple failures
at the same time, the codes of failures will be displayed
one after one on the wire controller. The first digit of the
code denotes the system number. When there is only one
system, the system number is not displayed. The last two
digits denote the detailed failure code. or example, the
code in left means low pressure protection of com-
pressor.
The Codes of ailure Definitions are as ollows:
ault code ault ault code ault
E0 Pump ailure 0 ailure of Indoor Room Sensor at Air Intake
E1 Compressor High Pressure
Protection 1 ailure of Evaporator Temp. Sensor
E2 Indoor rost-Proof Protection 2 ailure of Condenser Temp. Sensor
E3 Compressor Low Pressure
Protection 3 ailure of Outdoor Ambient Sensor
E4 Compressor Exhaust High
Temperature Protection 4 ailure of Exhaust Temp. Sensor
E5 ompressor Overheat
5 ailure of Indoor Room Sensor at Wire
Controller
E6 Communications ailure
E8 Indoor an Protection EE Keys are locked (not failure)
E9 ull Water Protection CC
The unit is remotely monitored or controlled
by centralized controller and the wire control-
ler’s functions are invalidated (not failure)
Connected control communications
ailure
E5 Material Malfunction Will Be Showed By The Indicator Light On The Mother Board Of Outside Unit
WING
TIMER
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Definition of Indicator Main Control Panel of DC Inverter
General Outdoor Unit
Remark˖light ƻ˗EOLQNƼ˗black ƽDŽ
Mal. Display
Mal. item LED6 LED5 LED4 LED3 LED2 LED1
Remarks
Overvoltage protection ƻƼƻƻƻƻE5
Overheat protection of carbon fin ƻƼƻƻƻƼE5
Current sensor mal. ƻƼƻƻƼƻE5
Carbon fin sensor mal. ƻƼƻƼƻƻE5
Compressor current protection ƻƼƻƼƻƼE5
Low voltage protection ƻƼƻƼƼƻE5
Failed startup ƻƼƽƻƻƻE5
PFC abnormality ƻƼƽƻƻƽE5
Lock ƻƼƽƻƻƼE5
IPM module resetting ƻƼƽƻƽƻE5
Loss of synchronism of motor ƻƼƽƻƽƽE5
Missing phase, Speed discard ƻƼƽƻƽƼE5
Mal. from driving part to main-
control communication ƻƻƽƽƽƼE5
IPM module protection ƻƼƼƻƻƻE5
Overspeed ƻƼƼƻƻƽE5
Sensor connecting protection
ƻƼƼƻƻƼCurrent sensor
doesn’t connect with
corresponding U or V
phase
Temp. excursion protection ƻƼƼƻƽƻto avoid too great
change of outdoor
ambient temp. that
sensor temp. changes
much
AC contactor protection ƻƼƼƻƽƽAC contactor doesn’t
response
High-pressure protection ƻƼƽƽƽƼ
Low-pressure protection ƻƼƽƽƼƽ
Exhaust protection ƻƼƽƽƼƼ
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