Gree GWC36LB-D1NNA2A/I Page 16 Service Manual Download | Manualshive

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5.2 Printed Circuit Board

TOP VIEW

BOTTOM VIEW

Schematic Diagram

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1

Connecting terminal of fan
capacitor

2 Live wire
3 Protective tube
4 Neutral wire

5

Communication connecting
terminal for indoor and
outdoor units

6

Connecting terminal for
super-high fan speed

7

Connecting terminal for low
fan speed

8

Connecting terminal for
middle fan speed

9

Connecting terminal for high
fan speed

10

Connecting terminal for
neutral wire of fan

11 Left&right swing 2
12 Auto button
13 Left&right swing 1

14

Connecting wire of up&down
swing

15

Ambient temperature sensor

16 Tube temperature sensor

17

Connecting terminal 2 for
dual-8 display panel

18

Connecting terminal 1 for
dual-8 display panel

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Summary of Contents for GWC36LB-D1NNA2A/I

Page 1: ...5 75 33 1 6 1 2 8 6HUYLFH 0DQXDO 02 11 11 5HIULJHUDQW 5...

Page 2: ...HIULJHUDQW 6 VWHP LDJUDP OHFWULFDO LULQJ OHFWULFDO DWD 3ULQWHG LUFXLW RDUG 3DUW 6FKHPDWLF LDJUDP 5HPRWH RQWURO 2SHUDWLRQV HVFULSWLRQ RI DFK RQWURO 2SHUDWLRQ 3DUW XQFWLRQ DQG RQWURO 3DUW QVWDOODWLRQ 0D...

Page 3: ...XWLRQV HIRUH 3HUIRUPLQJ QVSHFWLRQ RU 5HSDLU RQILUPDWLRQ XGJHPHQW E ODVKLQJ RI QGRRU 2XWGRRU 8QLW RZ WR KHFN 6LPSO WKH 0DLQ 3DUW QGRRU 8QLW 2XWGRRU 8QLW 3DUW 5HPRYDO 3URFHGXUH 5HPRYDO 3URFHGXUH RI QGRR...

Page 4: ...es FAN AUTO OPER HEALTH AIR FILTER TURBO ON OFF BLOW HOUR HUMIDITY ON OFF MODE FAN BLOW TURBO TEMP TIMER SLEEP LIGHT Indoor Unit Outdoor Unit GWC36LB D1NNA2A O GWH36LB D1NNA2A O Remote control window...

Page 5: ...of snow leaves or rubbish The unit should be installed according to the instructions in order to minimize the risk of damage from earthquakes typhoons or strong winds When the refrigerant touches the...

Page 6: ...uminum Fin copper Tube Pipe Diameter mm 7 Row fin Gap mm 2 1 5 Coil Length LXDXW mm 1074 381 25 4 Swing Motor Model MP24BA MP24CC MP24CE Output of Swing Motor W 1 5 Fuse A 5 Sound Pressure Level SH H...

Page 7: ...Output of Fan Motor W 92 Fan Motor RLA A 0 85 Fan Motor Capacitor F 3 5 Air Flow Volume of Outdoor Unit m3 h 3600 Fan Type Axial flow Fan Diameter mm 482 Defrosting Method Climate Type T1 Isolation I...

Page 8: ...uminum Fin copper Tube Pipe Diameter mm 7 Row fin Gap mm 2 1 5 Coil Length LXDXW mm 1074 381 25 4 Swing Motor Model MP24BA MP24CC MP24CE Output of Swing Motor W 1 5 Fuse A 5 Sound Pressure Level SH H...

Page 9: ...of Fan Motor W 92 Fan Motor RLA A 0 85 Fan Motor Capacitor F 3 5 Air Flow Volume of Outdoor Unit m3 h 3600 Fan Type Axial flow Fan Diameter mm 482 Defrosting Method Automatic Defrosting Climate Type...

Page 10: ...nger pipe temp Model name Temperature condition C Compressor revolution rps Indoor fan mode Outdoor fan mode 50 60 70 80 90 100 110 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 o i t a r y t i c a p a...

Page 11: ...8 65 60 40 65 60 40 3 Construction Views 3 1 Indoor Unit Constrction views 1350 326 253 253 746 351...

Page 12: ...9 840 1018 412 3 2 Outdoor Unit Constrction views 572 950 378...

Page 13: ...Discharge Suction Muffler 4 Way valve Capillary Strainer Strainer 1 Cooling Only Models 2 Cooling Heating Models Refrigerant System Diagram Refrigerant pipe diameter Liquid 1 4 6 mm Gas 3 4 19 mm INDO...

Page 14: ...ams are subject to change without notice please refer to the one supplied with the unit Indoor Unit Schematic Diagram 5 1 Electrical data Symbol Color symbol Symbol Color symbol WH WHITE BN BROWN YE Y...

Page 15: ...TRANSFORMER FAN ROOM TEMP SENSOR TEMP SENSOR TUBE EXHAUST TEMP SENSOR HIGH PRESSURE SWITCH SWITCH LOW PRESSURE N L M COMP 1 2 INDOOR UNIT P HPS LPS P 4YV PCB RD BN BK W11 YEGN YE W2 W3BU W12 BN BU W1...

Page 16: ...nnecting terminal for super high fan speed 7 Connecting terminal for low fan speed 8 Connecting terminal for middle fan speed 9 Connecting terminal for high fan speed 10 Connecting terminal for neutra...

Page 17: ...4 3 5 6 Press it to set left right swing angle 8 11 9 10 12 13 14 FAN AUTO R E P O HEALTH AIR FILTER TURBO ON OFF X FAN HOUR HUMIDITY ON OFF MODE FAN X FAN TURBO TEMP TIMER SLEEP LIGHT 2 11 7 10 13 9...

Page 18: ...ure Holding it down above 2 seconds rapidly decreases set temperature In AUTO mode set temperature is not adjustable Press this button to increase set temperature Holding it down above 2 seconds rapid...

Page 19: ...ed In HEAT mode the unit will blow strong heating air at super high fan speed This function is not applicable for some models Pressing SAVE part of this button is displayed and the unit goes into SAVE...

Page 20: ...arity 4 Reinsert the battery cover plate When replacing the batteries do not use old or different batteries If the wireless remote controller will not be used for a long time please otherwise it may c...

Page 21: ...his case the compressor and the outdoor fan operate and the indoor fan operates at setting speed When Tamb Tpreset 1 the compressor and the outdoor fan stop while the indoor fan runs at setting speed...

Page 22: ...y only after the unit is turned off by remote controller Nixie tube will display the error code E4 and operation indicator will blink OFF 3s and blink four times 2 Dry Mode Dry Conditions and Process...

Page 23: ...fan resumes operation When the compressor is starting up and outdoor temperature is more than 16 outdoor fan will be started up after compressor operated for 2mins Noise Silencing Protection If the un...

Page 24: ...time are the same timer OFF has the priority 2 Auto Button If this button is pressed the unit will operate in AUTO mode and indoor fan will operate at auto speed meanwhile the swing motor operates Pr...

Page 25: ...n malfunction of jumper cap For some models if set temperature display is set by the remote controller present set temperature will be displayed After that when you set room temperature display from s...

Page 26: ...ed with industrial vapours and oils the air contains sulphures gas such as in hot spring zones Other environments where corrosion or air quality is a problem Select a location where the condensing wat...

Page 27: ...phatically 3 5 The appliance shall be installed in accordance with national wiring regulations An all pole disconnection switch having a contact separation of at least 3mm in all poles should be conne...

Page 28: ...o the obstruction Air inlet side Space to the wall Air outlet side Space to the wall e v o b A Above e v o b A e v o b A Above Space to the ceiling Above Above Above Above Space to the wall Space to t...

Page 29: ...le to prevent the connection piping and wiring from being damaged when passing through the hole Install the water drainage pipe 1 For well draining the drain hose should be placed at a downward slant...

Page 30: ...ing the wiring only 2 Cut off the tailings 1 and tailings 2 when routing both the wiring and piping or 1 2 3 Take out the piping from body case wrap the piping electric wire water pipe with tape and p...

Page 31: ...pare parts malfunction After the cable fixed make sure there should be a free space between the connection and fixing place on the lead wire 2 Remove the wire clamp and make the power connection cord...

Page 32: ...akage test Liquid pipe Gas pipe Valve cap Vacuum gauge Vacuum pump Fig 1 Connect charging hose of manifold valve to charge end of low pressure valve both high low pressure valves must be tightly shut...

Page 33: ...ed to a secure earth connection It may cause electrical leakage Is the power cord specified It may cause electric malfunction or damage the part Is the inlet and outlet been covered It may cause insuf...

Page 34: ...er ion filter it is invalid when its surface becomes according to the installation instruction Pay special attention to that silver Take out the healthy filter before cleaning and reinstall it after c...

Page 35: ...32 8 Exploded Views and Parts List 8 1 Indoor Unit Exploded Views and Parts list...

Page 36: ...1 10352040 1 22 O Gasket sub assy of Bearing 76512051 1 23 Evaporator Assy 01002596 1 24 Wall Mounting Frame 01252398 1 25 Fan Motor 1501212003 1 26 Pipe Clamp 26112071 1 27 Drainage hose 0523001404...

Page 37: ...1 10352040 1 22 O Gasket sub assy of Bearing 76512051 1 23 Evaporator Assy 01002596 1 24 Wall Mounting Frame 01252398 1 25 Fan Motor 1501212003 1 26 Pipe Clamp 26112071 1 27 Drainage hose 0523001404...

Page 38: ...35 Exploded Views and Parts list GWC36LB D1NNA2A O 8 2 Outdoor Unit...

Page 39: ...3060 1 12 Discharge Tube Sub Assy 03733115 1 13 Inhalation Tube Sub Assy 03733116 1 14 Gas liquid Separator 07220030 1 15 Capillary Sub Assy 03063048 1 16 Condenser Assy 01113499 1 17 Rear Grill 01475...

Page 40: ...37 Exploded Views and Parts list GWH36LB D1NNA2A O...

Page 41: ...5 1 14 Magnet Coil 430004002 1 15 Inhalation Tube Sub Assy 03733116 1 16 Gas liquid Separator 07220030 1 17 Capillary Sub Assy 03063276 1 18 Tube sensor 3900012121 1 19 Condenser Assy 01113756 1 20 Re...

Page 42: ...me Error Code Operation Lamp COOL Lamp HEAT Lamp A C Status Possible Causes 1 Indoor ambient temperature sensor is open short circuited F1 OFF 3S and blinks once The unit will stop operation as it rea...

Page 43: ...be caused by overcurrent protection due to this reason 7 The supply voltage is abnormal if it is 3 phase unit the high pressure protection may be caused by overcurrent protection due to this reason 8...

Page 44: ...41 9 4 How to Check simply the main part Troubleshooting Malfunction diagnosis flowchart Malfunction of temperature sensor...

Page 45: ...the malfunction no Connect the OVC terminal on main board with the high pressure switch on the complete unit well no Eliminate the malfunction no If the wire of high pressure switch is loosened please...

Page 46: ...speed problem Eliminate the malfunction Evaporator is dirty Clean the evaporator Solve the problem End no yes yes no System is normal but the indoor tube temperature sensor Is abnormal Replace the tem...

Page 47: ...ressure switch is damaged or poor connected Refrigerant is insufficient Check whether the LPP input is high level Connect them correctly Please confirm that they are connected well Make sure that the...

Page 48: ...45 Troubleshooting Troubleshooting for high discharge temperature protection of compressor E4 Malfunction diagnosis flowchart...

Page 49: ...46 Troubleshooting Troubleshooting for communication malfunction E6 Malfunction diagnosis flowchart...

Page 50: ...47 Troubleshooting N N N N 3 2 1 0 Appendix 1 Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units 15K Temp Temp Temp Temp Resistance Resistance Resistance Resistance...

Page 51: ...N 181 400 171 400 162 100 153 300 145 000 137 200 129 900 123 000 116 500 3 2 1 0 Appendix 2 Resistance Table of Outdoor and Indoor Tube Temperature Sensors 20K Temp Temp Temp Temp Resistance Resistan...

Page 52: ...703 800 4 334 660 800 620 800 580 600 548 900 516 600 13 12 11 10 Appendix 3 Resistance Table of Outdoor Discharge Temperature Sensor 50K Temp Temp Temp Temp Resistance Resistance Resistance Resistanc...

Page 53: ...nium of 10 minutes after turning off power supplies before disassembly Removal Procedure Steps Procedure c 1 Before disassembly Axonometric drawing for the complete indoor unit 2 Remove the filter Ope...

Page 54: ...and then remove the display Remove the two screws used for fixing the 4 Remove panel Twist off the clasp at both sides of the panel slightly and then remove the panel 5 Remove horizontal louver Remov...

Page 55: ...emove the screws on the electric box s top cover Remove the electric box s top cover 7 Remove front case Remove the 4 screw cover on the front case Twist off the 7 screws on front case Remove the fron...

Page 56: ...e the two earthing screws and then remove the earthing screw 9 Remove electric box cover Remove the 2 screws at the left side of the electric box Remove the 2 screws at the right side of the electric...

Page 57: ...ocedure 10 Remove temperature sensor Pull out the indoor tube tem perat ure senser 11 Remove electric box Pull out the 6 sockets on PCB Remove the two screws on electric box Remove the electric box te...

Page 58: ...r and outdoor unit and electric wire Separate the connecting tube of indoor and outdoor units and then remove the electric wire 12 Remove main board Remove the screws on connection plate and then remo...

Page 59: ...Remove damper Remove the two screws on damper and then remove the damper Remove evaporator Remove the screws at the connecting place of evaporator and bottom case with screwdriver Turn over the indoor...

Page 60: ...e the mounting plate of motor Remove the two screws on the mounting plate of motor with screwdriver and then remove the mounting plate of motor Remove cross flow blade and motor Remove the screws on c...

Page 61: ...ure a b b c Steps Procedure Remove the motor Separate the two cross flow blades Remove cushion rubber Remove the cushion rubber from the left cross flow blade Remove the cushion rubber from the chassi...

Page 62: ...iew of outdoor unit Remove top panel Remove the screw used for fixing the top panel with screwdriver lift up the top panel and then remove the top panel Remove front side plate Remove the screws used...

Page 63: ...ard grille pull out guard grille outward and then remove the guard grille Remove grille Remove the screws used for fixing the grille loosen the clasp and then pull the grille outward Remove panel Remo...

Page 64: ...ox Cut off the tieline pull out the wiring terminal remove all the connecting wires remove the screws used for fixing the electric box pull it upward and then remove the electric box Remove axial flow...

Page 65: ...support Remove the screws used for fixing the motor support pull it upward and then remove the motor support 12 Remove air intake pipe discharge pipe and connecting pipe Release refrigerant unsolder t...

Page 66: ...e gas and liquid separator 14 Remove compressor Remove the nuts used for fixing the compressor with wrench pull up the compressor upward and then remove the compressor 15 Remove middle isolation sheet...

Page 67: ...t completely between capillary and condenser pull it outward and then remove the condenser and capillary 17 Remove gas valve and valve support Remove the bolts used for fixing the gas valve and valve...

Page 68: ...2 Remove top panel Remove the screws used for fixing the top panel with screwdriver lift up the top panel and then remove the top panel 3 Remove front side plate Remove the screws used for fixing the...

Page 69: ...ard grille outward and then remove the guard grille 5 Remove grille Remove the screw used for fixing the grille loosen the clasp pull out the grille outward and then remove the grille 6 Remove panel R...

Page 70: ...tric box Cut off the tieline pull out the wiring terminal remove all the connecting wires remove the screws used for fixing the electric box pull it upward and then remove the electric box 9 Remove ax...

Page 71: ...Remove the screws used for fixing the motor support pull it upward and then remove the motor support 12 Remove four way valve and air intake pipe Release the refrigerant completely unsolder the air in...

Page 72: ...then remove the gas and liquid separator 14 Remove compressor Remove the nuts used for fixing the compressor with wrench pull the compressor upward to remove it 15 Remove middle isolation sheet Remove...

Page 73: ...ice before soldering the refrigerant should be released completely pull it outward and then remove the condenser and capillary Remove gas valve and valve support Remove the bolts used for fixing the g...

Page 74: ...5 75 33 1 6 1 2 8 GG LQML ZHVW 5G 4LDQVKDQ KXKDL XDQJGRQJ KLQD 3RVW FRGH 7HO IWHU VDOH 6HUYLFH HSW...

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