Gree CB385005100 Page 69 Service Manual Download

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Installation and Maintenance

Service Manual

11. Removal Procedure

Step

Procedure

4. Remove grille

Remove connection screws between the front grille and

the front panel. Then remove the grille.

5. Remove front panel

Remove connection screws connecting the front panel

with the chassis and the motor support and then

remove the front panel.

6. Remove right side plate

Remove connection screws connecting the right side

plate with the valve support and the electric box. Then

remove the right side plate.

grille

front panel

right side plate

Summary of Contents for CB385005100

Page 1: ...Service Manual Change for life GREE ELECTRIC APPLIANCES INC OF ZHUHAI...

Page 2: ...Outdoor Unit 10 4 Refrigerant System Diagram 11 5 Electrical Part 12 5 1 Wiring Diagram 12 5 2 PCB Printed Diagram 14 6 Function and Control 16 6 1 Remote Controller Introduction 16 6 2 Brief Descript...

Page 3: ...9 3 Troubleshooting for Normal Malfunction 55 10 Exploded View and Parts List 57 10 1 Indoor Unit 57 10 2 Outdoor Unit 59 11 Removal Procedure 61 11 1 Removal Procedure of Indoor Unit 61 11 2 Removal...

Page 4: ...ct code Indoor model Indoor product code Outdoor model Outdoor product code Remote Controller 1 GWH07AGA K6DNA1C CB385005900 GWH07AGA K6DNA1C I CB385N05900 GWH07AGA K6DNA1C O CB385W05900 YAP1F7 2 GWH0...

Page 5: ...oss flow Fan Diameter Length DXL mm 93X505 Cooling Speed r min 1300 1200 1120 1050 920 800 750 Heating Speed r min 1200 1150 1100 1050 950 850 800 Fan Motor Power Output W 20 Fan Motor RLA A 0 22 Fan...

Page 6: ...05X418 Fan Motor Speed rpm 940 20 Fan Motor Power Output W 20 Fan Motor RLA A 0 30 Fan Motor Capacitor F 1 5 Outdoor Unit Air Flow Volume m3 h 1400 Fan Type Axial flow Fan Diameter mm 350 Defrosting M...

Page 7: ...n 1300 1200 1120 1050 920 800 750 1300 1200 1120 1050 920 800 750 Heating Speed r min 1200 1150 1100 1050 950 850 800 1200 1150 1100 1050 950 850 800 Fan Motor Power Output W 20 20 Fan Motor RLA A 0 2...

Page 8: ...Length LXDXW mm 635X19 05X418 635X19 05X418 Fan Motor Speed rpm 940 20 940 20 Fan Motor Power Output W 20 20 Fan Motor RLA A 0 30 0 30 Fan Motor Capacitor F 1 5 1 5 Outdoor Unit Air Flow Volume m3 h...

Page 9: ...Condition Cooling Indoor DB27 C WB19 C Indoor air flow Super High Pipe length 5m Condition Heating Indoor DB20 C WB15 C Indoor air flow Super High Pipe length 5m Cooling Outdoor temp C Outdoor temp C...

Page 10: ...Indoor Outdoor P MPa T1 C T2 C 27 19 35 24 7K 9K 0 8 to 1 0 in 8 11 out 11 14 in 75 85 out 37 43 Super High High Rated cooling condition C DB WB Model Pressure of gas pipe connecting indoor and outdo...

Page 11: ...ce Manual 3 Outline Dimension Diagram 3 1 Indoor Unit Model W H D W1 W2 W3 AGA 704 260 185 93 462 149 Recommended distance Unit mm W2 W1 W3 175 43 60 70 70 55 55 40 178 89 40 75 42 55 W3 W2 W1 W3 W2 W...

Page 12: ...10 Technical Information Service Manual 3 Outline Dimension Diagram 3 2 Outdoor Unit GWH07AGA K6DNA1C O GWH09AGA K6DNA1C O Unit mm 293 244 710 650 430 271 450...

Page 13: ...odel Connection pipe specification Liquid pipe 1 4 Gas pipe 3 8 COOLING 4 Way valve HEATING Discharge Suction Heat Indoor unit Outdoor unit exchanger evaporator Heat exchanger condenser Valve Valve si...

Page 14: ...e Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model GWH07AGA K6DNA1C I GWH09AGA K6DNA1C I 7 6 1625 57 3 35 17 5 8 7 2 5 211 7 1 2 7 50 1 803 3 8 1 7 1 28...

Page 15: ...1 7 2 32 5 1 1 8 1 1 3 1 208 20 1 B 7 RWWRP DQG HDWHU 9 7521 9 9 3 16 21 97 7 51 1 203 203 5 8 3OHDVH GRQ W WRXFK DQ WHUPLQDO ZKHQ WKH PDFKLQH LV UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IRU OHVV WKDQ...

Page 16: ...inal of live wire used for supplying power for outdoor unit 10 Left right swing interface 3 Fuse 11 Interface of PG feedback 4 Live wire terminal 12 Display board 5 Neutral wire terminal 13 Needle sta...

Page 17: ...ating of chasssis 2 E disk 8 4 way valve 3 Electronic expansion valve 9 Neutral wire 4 Compressor Overload 10 Communication wire 5 Temperature sensor 11 Live wire 6 Needle stand of fan 12 Earthing wir...

Page 18: ...ction of adjustable temperature under auto mode the set temperature under auto mode may be invalid or the displayed set temperature on the unit is not same as that on the remote controller under auto...

Page 19: ...ON OFF button the complete unit will be off directly NOTE Press this button continuously more than 2s the main unit will swing back and forth from left to right and then loosen the button the unit wil...

Page 20: ...setting status Operation for TIMER ON TIMER OFF is the same Press this button can select Sleep 1 1 Sleep 2 2 Sleep 3 3 and cancel the Sleep circulate between these after electrified Sleep Cancel is de...

Page 21: ...n t be adjusted Press TURBO button and the remote controller won t send signal Sleep function and 8 heating function can t operate at the same time If 8 heating function has been set under heat mode p...

Page 22: ...is displayed on the remote controller while it s not operated by the professional person after sales person it belongs to the misoperation Please operate it as below to cancel it Under the OFF status...

Page 23: ...r the buzzer will give out a beep 2 Auto button If press this auto button when turning off the unit the complete unit will operate at auto mode Indoor fan operates at auto fan speed and swing function...

Page 24: ...into Freon recovery mode Fo is displayed and Freon recovery mode will be sent to outdoor unit 11 Ambient temperature display control mode 1 When user set the remote controller to display set temperat...

Page 25: ...er modes from heating mode 4 way valve will be power off 2min after compressor stops working compressor is in operation status under heating mode When Toutdoor ambient temperature 30 compressor stops...

Page 26: ...ch as protective boards cable cross loop and wire clip 7 The live wire neutral wire and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wire of the air...

Page 27: ...sor rupture resulting in injury 4 During refrigerant recovery make sure that liquid valve and gas valve are fully closed and power is disconnected before detaching the connection pipe If compressor st...

Page 28: ...refrigeration system should bear the valid certification awarded by the authoritative organization and the qualification for dealing with the refrigeration system recognized by this industry If it nee...

Page 29: ...nt wont contaminate with each other The refrigerant tank should be kept upright at the time of filling refrigerant Stick the label on the system after filling is finished or havent finished Dont overf...

Page 30: ...ctronic leakage detector Pipe pliers Pipe pliers Pipe cutter Screw driver Universal meter Vacuum pump Pipe bender Pipe expander Impact drill Drill head Electric drill Torque wrench Open end wrench Inn...

Page 31: ...At least 50cm Space to the obstruction At least 30cm Space to the obstruction At least 50cm Space to the obstruction At least 200cm At least 30cm Space to the wall At least 15cm Space to the ceiling A...

Page 32: ...Make the bound pipes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installation Not...

Page 33: ...tand the weight of outdoor unit 4 Make sure that the installation follows the requirement of installation dimension diagram 5 Select a location which is out of reach for children and far away from ani...

Page 34: ...d out in the direction of right rear right left or rear left As show in Fig 3 2 When selecting leading out the pipe from left or right please cut off the corresponding hole on the bottom case As show...

Page 35: ...for reference only please refer to the actual one 4 Put wiring cover back and then tighten the screw 5 Close the panel 1 All wires of indoor unit and outdoor unit should be connected by a professiona...

Page 36: ...s are needed Note gas pipe Liquid pipe Liquid valve gas valve Union nut Pipe joint Foot holes Foot holes Chassis Outdoor drain joint Drain hose Drain vent 8 6 Installation of Outdoor unit 1 Fix the Su...

Page 37: ...s show in Fig 26 3 The water outlet cant be placed in water in order to drain smoothly As show in Fig 27 Note Liquid valve Gas valve Refrigerant charging vent Nut of refrigerant Charging vent Vacuum p...

Page 38: ...outlet It may cause insufficient cooling heating capacity 10 The dust and sundries caused during installation are removed It may cause malfunction or damaging the parts 11 The gas valve and liquid va...

Page 39: ...Refer to the malfunction analysis overload high temperature resistant EEPROM malfunction EE During cooling and drying operation compressor will stop while indoor fan will operate During heating operat...

Page 40: ...requency for compressor is decreased Poor air return in indoor unit or fan speed is too low Voltage for DC bus bar is too high PH During cooling and drying operation compressor will stop while indoor...

Page 41: ...ontact of DC motor feedback terminal 2 Bad contact of DC motor control end 3 Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard revdetecting circuit Desynchro nizing of compressor H7...

Page 42: ...water etc blockage of capillary assy including filter leakage inside four way valve causes incorrect operation malfunction of compressor malfunction of protection relay malfunction of discharge sen s...

Page 43: ...41 Installation and Maintenance Service Manual If malfunction occurs corresponding code will display and the unit will resume normal until protection or malfunction disappears 9 Maintenance...

Page 44: ...ion diagnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Yes Yes Yes No No No...

Page 45: ...ck if the connection of PG motor control terminal is firm Turn on the unit again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are...

Page 46: ...mper cap tightly Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace the mainboard with the same model End Yes Yes Yes Yes Yes No No No No No 3 Malfunction of Protect...

Page 47: ...tordischarges slowly The zero cross detectioncircuit of the mainboard is defined abnormal Malfunction diagnosis process Turn power off for 1minute the turn back on The unit returns to normal Conclusio...

Page 48: ...ly Replace outdoor mainboard Connect normally Adjust the connection Replace fan capacitor Replace motor Fan capacitor is broken Motor is broken Replace mainboard Improve the radiating environment of u...

Page 49: ...epair the power supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Measure the AC voltage between terminal L and and N on wiring board XT power supply V...

Page 50: ...N N N Anti high temperature overload protection If the outdoor ambient temperature is higher than 53 C After the unit de energized for 20min If the radiating of outdoor and indoor unit is well If the...

Page 51: ...value among three terminals UVW of compressor with a resistance measuring meter Whether the resistance value of three terminals are almost the same Measure the resistance between three terminals UVW o...

Page 52: ...or stopping enough Fault diagnosis process No Yes No No Yes Yes Yes No Power on the unit Is stop time of the compressor longer than 3 minutes Restart it up after 3 minutes Does startup fail Are the wi...

Page 53: ...r than Is the connection made in clockwise correctly Is connection sequence right direction Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compressor...

Page 54: ...ter the complete unit is powered off Connect the wires correctly Is the terminal FA for the electronic expansion valve connected correctly If the fault is eliminated If the fault is eliminated Replace...

Page 55: ...voltage detection circuit is at fault Did the equipment operate normally before the failure occurs outdoor units Are wires broken Check wiring inside of the indoor and If the fault is eliminated Check...

Page 56: ...age too low with overload Replace the mainboard with the same model Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked The fan is abnormal Fan speed is too low or fan d...

Page 57: ...details Malfunction of compressor Compressor cant operate Refer to point 5 of maintenance method for details 9 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Cant be Started Up 2 Poor Coo...

Page 58: ...place drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Cant Operate Possible causes Discriminating method a...

Page 59: ...eference please refer to the actual product 10 Exploded View and Parts List 10 1 Indoor Unit AGA 2 1 3 4 6 7 8 9 10 19 33 34 5 11 12 15 16 20 21 23 24 25 26 27 28 29 30 31 32 35 38 39 40 41 42 13 37 1...

Page 60: ...00007060079 200007060079 1 18 Stepping Motor 1521210704 1521210704 1 19 Electric Box Assy 100002072094 100002072094 1 20 Wire Clamp 21 Electric Box 200013060064 200013060064 1 22 Earthing 42012411 420...

Page 61: ...Manual 10 Exploded View and Parts List The component is only for rererence please refer to the actual product 10 2 Outdoor Unit GWH07AGA K6DNA1C O GWH09AGA K6DNA1C O 11 5 7 21 17 22 24 1 23 18 14 12...

Page 62: ...rd 300027061739 300027061454 300027061454 1 12 Terminal Board 422000060075 422000060075 422000060075 1 13 Silencer 07243066 07243066 07243066 1 14 Earthing Plate Sub Assy 017246000003 017246000003 017...

Page 63: ...power before disassemble the air conditioner 1 Remove filter Hold the handle on the filter pull it upwards to let the clasp at the top part of the filter loose push it forwards and then the filter can...

Page 64: ...over 2 Remove the screws on the electric box cover 2 to remove the electric box cover 2 5 Remove front case sub assy a Remove the screws fixing front case Note 1 Open the screw caps before removing th...

Page 65: ...ove the wiring terminal of power cord Lift up the main board and take it off Instruction Some wiring terminal of this products is with lock catch and other devices The pulling method is as below 1 Rem...

Page 66: ...osen the clasp of the connection pipe clamp and then remove the connection pipe clamp First remove the left side of evaporator from the groove of bottom shell and then remove the right side from the c...

Page 67: ...ove 3 screws fixing motor clamp and then remove the motor clamp Loose the screws 2 3 circles used for fixing the cross flow fan pull right to pull out the motor b 9 Remove swing motor Screw off the sc...

Page 68: ...and then remove the valve cover 3 Remove top cover Remove connection screws connecting the top panel with the front panel and the right side plate and then remove the top panel GWH07AGA K6DNA1C O GWH...

Page 69: ...el Then remove the grille 5 Remove front panel Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel 6 Remove right side plate Remo...

Page 70: ...e motor and disconnect the leading wire insert of the motor Then remove the motor Remove the tapping screws fixing the motor support and lift the motor support to remove it 9 Remove Electric Box Assy...

Page 71: ...solder the welding joint between the gas valve and the air return pipe to remove the gas valve NOTE Discharge the refrigerant completely befor unsoldering when unsoldering wrap the gas valve with a we...

Page 72: ...Celsius degree Tf Tcx1 8 32 Ambient temperature Fahrenheit display temperature Fahrenheit Celsius Fahrenheit display temperature Fahrenheit Celsius Fahrenheit display temperature Fahrenheit Celsius 3...

Page 73: ...g steps B Remove the burrs Remove the burrs with shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipe A is different according to the diameter please refer to the...

Page 74: ...Sensors for Indoor and Outdoor 20K Resistance Table of Discharge Temperature Sensor for Outdoor 50K Temp o C Resistance k Temp o C Resistance k Temp o C Resistance k Temp o C Resistance k 19 181 40 2...

Page 75: ...d West Jinji Rd Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522219 Fax 86 756 8669426 E mail global cn gree com For product improvement specifications and appearance in this manual are subject...

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