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Troubleshooting

Start

Poor air return in the indoor unit

Solve the

corresponding

system problem

Eliminate the

malfunction

The fan speed is abnormal

Solve the

corresponding

speed problem

Eliminate the

malfunction

Evaporator is dirty

Clean the

evaporator

Solve the

problem

End

yes

System is normal, but the indoor tube

temperature sensor

Is abnormal

Replace the
temperature

sensor

Solve the

problem

Replace the

controller

yes

Troubleshooting for antifreezing protection (E2)

Malfunction diagnosis flowchart:

Содержание GWC36LB-D1NNA2A/I

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Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

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

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

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

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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