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38

Technical Information

Step

Procedure

17. Remove middle isolation sheet

Remove screws connecting middle isolation 
sheet and support plate of condenser, 
chassis, and then remove the middle 
isolation sheet. 

18.Remove left side plate

Remove screws connecting left side plate 
and support plate of condenser, chassis, and 
then remove the left side plate. 

19. Remove condenser

Remove 5 screws connecting condenser and 
chassis, and then remove the condenser. 
Remove 2 screws connecting support plate 
of condenser and condenser, and then 
remove the support plate of condenser. 

55

Installation and Maintenance

Service Manual

Steps

Procedure

support plate of condenser

condenser

Remove 5 screws connecting condenser and chassis, 
and then remove the condenser. Remove 2 screws
connecting support plate of condenser and condenser, 
and then remove the support plate of condenser. 

18.Remove left side plate

19. Remove condenser

Remove screws connecting left side plate and

support plate  of condenser, chassis, and  then
remove the left side plate. 

left side plate

support plate of condenser

middle isolation 

sheet

Remove screws connecting middle isolation sheet
and support plate of condenser, chassis, and then 
remove the middle isolation sheet. 

17.  Remove middle isolation sheet

55

Installation and Maintenance

Service Manual

Steps

Procedure

support plate of condenser

condenser

Remove 5 screws connecting condenser and chassis, 
and then remove the condenser. Remove 2 screws
connecting support plate of condenser and condenser, 
and then remove the support plate of condenser. 

18.Remove left side plate

19. Remove condenser

Remove screws connecting left side plate and

support plate  of condenser, chassis, and  then
remove the left side plate. 

left side plate

support plate of condenser

middle isolation 

sheet

Remove screws connecting middle isolation sheet
and support plate of condenser, chassis, and then 
remove the middle isolation sheet. 

17.  Remove middle isolation sheet

55

Installation and Maintenance

Service Manual

Steps

Procedure

support plate of condenser

condenser

Remove 5 screws connecting condenser and chassis, 
and then remove the condenser. Remove 2 screws
connecting support plate of condenser and condenser, 
and then remove the support plate of condenser. 

18.Remove left side plate

19. Remove condenser

Remove screws connecting left side plate and

support plate  of condenser, chassis, and  then
remove the left side plate. 

left side plate

support plate of condenser

middle isolation 

sheet

Remove screws connecting middle isolation sheet
and support plate of condenser, chassis, and then 
remove the middle isolation sheet. 

17.  Remove middle isolation sheet

Содержание AWHD(30)ND3G/O

Страница 1: ...AC Pro Multi Zone 30 42K Outdoor Installation Manual AWHD 30 ND3G O AWHD 36 ND3G O AWHD 42 ND3E O Refrigerant R410A ...

Страница 2: ...We reserve the right to correct any clerical errors Copyright 2018 AC pro ...

Страница 3: ...nd part to prevent the water leakage electric shock and fire accidents Wire size of power cord should be large enough The damaged power cord and connection wire should be replaced by exclusive cable Never fail to comply with the nitrigen charge requirements Charge nitrogen when welding pipes Please firstly connect the wired controller before energization otherwise wired controller can not be used ...

Страница 4: ...l 4 Electroprobe 5 Universal meter 6 Torque wrench open end wrench inner hexagon spanner 7 Electronic leakage detector 8 Vacuum pump 9 Pressure meter 10 Pipe pliers pipe cutter 11 Pipe expander pipe bender 12 Soldering appliance refrigerant container MAIN TOOLS FOR INSTALLATION AND MAINTENANCE 2 INSTALLATION ...

Страница 5: ...t Bind up pipes and hang the indoor unit Install the support of outdoor unit select it according to the actual situation Fix outdoor unit Make the bound pipes pass through the wall hole and then connect outdoor unit Install drainage joint of outdoor unit only for cooling and heating unit Connect pipes of outdoor unit Connect wires of outdoor unit Neaten the pipes Vacuum pumping and leakage detecti...

Страница 6: ... and earthquake 8 1 Preparation before Installation Install the unit in a safe place that is able to withstand the weight of the system Keep unit away from combustibles exhaust corrosive and flammable gases Keep the indoor and outdoor units as close as possible to minimize pipe bends and pipe length Install unit in a place that is out of direct sunlight shielded from rainfall and excessive dust an...

Страница 7: ...onnection pipe is the more cooling and heating capacity will decrease 22 Installation and Maintenance When the outdoor unit is totally surrounded by walls the installation space of the unit should be as required in Fig 1 8 1 3 Piping Connection The maximum pipe length is shown in the following table When the distance between units piping length is out of the range listed below normal run of the un...

Страница 8: ...Service Manual 8 2 1 Outline and dimension of the outdoor unit 30K Outline dimension andMounting holes 36 42K Outline dimension andMounting holes 31 13 25 32 3 21 64 14 39 64 15 23 32 16 51 64 11 3 4 24 38 27 64 6 7 64 43 27 64 17 23 32 3 37 64 11 7 64 17 21 64 14 13 64 42 1 2 24 5 6 7 1 2 Fig 2 Fig 3 8 2 Installation Instruction 36K 42k Outline dimension and mounting holes ...

Страница 9: ...op valves which have the sign of A B C D or E have not been connected to the indoor units please turn off the screw cap with the spanner airproof Refer to Fig 7 for the moments of torque for tightening screws Let the flare end of the copper pipe point at the screw and then tighten the screw by hand After that tighten the screw by the torque wrench unit it clatters as shown in Fig 5 The bending deg...

Страница 10: ...r unit Outdoor unit at upper 49 2 ft 49 2 ft H1 Outdoor unit at lower 49 2 ft 49 2 ft H3 Height difference between indoor units ft 24 6 ft 24 6 ft H2 25 Installation and Maintenance Allowable Length and Height Fall of the Refrigerant Pipe Model Total Liquid Pipe Lenght a b c d e 131 2ft 30K 36K 42K 131 2ft 131 2ft Allowable Value Fitting pipe Total length actual length of fitting pipe length of fa...

Страница 11: ... pipe should be installed as instructed in the manual to guarantee the proper drainage meanwhile it should be insulated to prevent condensing otherwise the improper installation would cause water leakage and then wet the household wares in the room ƹ ƹ Under the occurrence of an error like burning smell etc please cut off the main power supply of the unit ƹ ƹ ƹ Please take notice of the supporting...

Страница 12: ...dependent on the diameter and length of the liquid refrigerant pipe which is decided by the actual yield installation requirement c Record the additional refrigerant charge for future maintenance 2 Calculation of the Additional Refrigerant Charge Additional Refrigerant Charge ΣLength of Liquid Pipeφ9 52 54 ΣLength of Liquid Pipeφ6 35 22 880 The biggest additional refrigerant charge value is 800g I...

Страница 13: ...en the connection place and the fixed place has a certain freedom degree b The connection piping and connection line of each indoor unit should connect well according to the instruction c The electric installation should be carried out by the technician as instructed by the local laws regulations and also this manual d The installation location should be dry and can t be expose in direct sunlight ...

Страница 14: ...es F3 Outdoor tube sensor malfunction Flash 5 times F4 Exhaust sensor malfunction Flash 7 times F5 Attain the temperature of switch on Flash 8 times Frequency limit power Flash 13 times Outdoor fan malfunction Flash 14 times Frequency limit PFC module temperature Flash 15 times PFC module sensor malfunction Flash 16 times oE Liquid pipe temperature sensor malfunction of A Flash 17 times Gas pipe t...

Страница 15: ... ODU and the wire inside electric box are correctly connected Correct connection Reconnect according to the wiring diagram Malfunction eliminated NO De energize change the communication wire of the well communicated indoor unit and malfunction indoor unit then energize the unit and wait for 3 min YES The malfunction indoor unit resumes normal Replace the mainboard of the malfunction indoor unit En...

Страница 16: ...e eletric box is connected correctly Connected correctly De energize check if the connection wire between the outdoor mainboard and the filter board according to the wiring diagram The connection wire is broken Connected correctly Check if there is power input bewtween the netrual wire and live wire of the outdoor mainboard There is power input Replace the outdoor mainboard End Reconnect according...

Страница 17: ...ompletely open System pipeline is blocked Check if pressure switch is abnormal Replace the outdoor unit mainboard Completely open the valve Refer to Instruction Manual of indoor unit Replace pressure switch NO NO NO NO NO Malfunction display E1 Compressor High Pressure Protection Check if there is filth blockage to indoor outdoor filter or heat exchange fin Mainly check the inlet an outlet of main...

Страница 18: ...e sensor Replace the outdoor unit mainboard NO Malfunction display E4 Compressor Exhaust HighTemperature Protection NO YES YES Malfunction display E5 Compressor Overheat YES Abnormal overcurrent Check if compressor s connection line is properly connected Check if current value is higher than the protector s setting If voltage is normal If unit s high pressure is normal Replace mainboard Adjust com...

Страница 19: ... condenser Temp sensor Check if the plug of the temperature sensor is correctly connected with socket on the mainboard Remove the sensor to ch eck if the resistance value is ok Replace mainboard of the indoor unit Check the direction of the plug and socket Replace temperature sensor NO NO YES YES ...

Страница 20: ...ace mainboard of the indoor unit Check the direction of the plug and socket Replace temperature sensor NO NO YES YES Malfunction display F5 Failure of ExhaustTemp Sensor YES Failure of Exhaust Temp sensor Check if the plug of the temperature sensor is correctly connected with socket on the mainboard Remove the sensor to check if the resistance value is ok Replace mainboard of the indoor unit Check...

Страница 21: ... for indoor unit and outdoor unit is improper Check whether the installation postion is proper according to installation requirement for air conditioner Adjust the installation position and install the rainproof and sunproof for outdoor unit Refrigerant is leaking Discharged air temperature during cooling is higher than normal discharged wind temperature Discharged air temperature during heating i...

Страница 22: ...pressor Cylinder of compressor is blocked Compressor cant operate Repair or replace compressor 6 Air Conditioner is Leaking Possible Causes Discriminating Method Air conditioner Status Troubleshooting Drain pipe is blocked Water leaking from indoor unit Eliminate the foreign objects inside the drain pipe Drain pipe is broken Water leaking from drain pipe Replace drain pipe Wrapping is not tight Wa...

Страница 23: ...ervice Manual GWHD 30 ND3EO GWHD 30 ND3FO GWHD 30 ND3GO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 10 Exploded View and Parts List The component picture is only for reference please refer to the actual product ...

Страница 24: ...0000901P 0131410000901P 0131410000901P 1 25 Electric Expand Valve Fitting 4300876718 4304413234 4304413234 1 26 Electric Expand Valve Fitting 4300876719 4304413235 4304413235 1 27 Wiring Clamp 26115004 26115004 26115004 1 28 Electric Expand Valve Fitting 4300876720 4304413237 4304413237 1 29 Bidirectional Strainer 07220016 07220016 07220016 1 30 Gas liquid Separator Assy 07225017 07225017 07225017...

Страница 25: ...Maintenance GWHD 36 ND3EO GWHD 30 ND3FO GWHD 42 ND3EO GWHD 42 ND3FO GWHD 42 ND3HO 55 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 The component picture is only for reference please refer to the actual product ...

Страница 26: ...002701P 1 26 Wiring Cover Sub assy 01264100034 01264100034 01264100034 1 27 Handle Assy 02204100008 02204100008 02204100008 1 28 Wiring Clamp 26115004 26115004 26115004 1 29 Cut off Valve 07130239 07130239 07130239 1 30 Electric Expand Valve Fitting 4300876717 4304413208 4304413208 1 31 Rear Grill 01574100007 01574100007 01574100007 1 32 Condenser Assy 01124100116 01163780 01163780 1 33 Condenser ...

Страница 27: ...701P 0131410002701P 1 26 Wiring Cover Sub assy 01264100034 01264100034 01264100034 1 27 Handle Assy 02204100008 02204100008 02204100008 1 28 Wiring Clamp 26115004 26115004 26115004 1 29 Cut off Valve 07130239 071302391 071302391 1 30 Electric Expand Valve Fitting 4300876717 4304413235 4304413235 1 31 Rear Grill 01574100007 01574100007 01574100007 1 32 Condenser Assy 01124100116 01124100116 0112410...

Страница 28: ...304413234 1 25 Right Side Plate 0131410002701P 1 26 Wiring Cover Sub assy 01264100034 1 27 Handle Assy 02204100008 1 28 Wiring Clamp 26115004 1 29 Cut off Valve 071302391 1 30 Electric Expand Valve Fitting 4304413235 1 31 Rear Grill 01574100007 1 32 Condenser Assy 01124100116 1 33 Condenser support plate 01895309 1 34 Valve Support Assy 07133814 1 35 Electric Expand Valve Fitting 4304413237 1 36 E...

Страница 29: ...ff all power supplies and discharge the refrigerant completely before removal 44 Installation and Maintenance Service Manual Steps Procedure top cover Remove the screws connecting the top cover with outer case right side plate and left side plate lift the top cover upwards to remove it 1 Remove the handle 2 Remove top cover 3 Remove front side plate front side plate Remove the screws connecting th...

Страница 30: ...e rear guard grille 5 Remove right side plate 6 Remove grille and cabinet cabinet 45 tallation and Maintenance Steps Procedure grille right side plate rear guard grille Remove the 6 screws connecting the grille with right side plate and left side plate and then remove the rear guard grille Remove the screws connecting the right side plate with electric box assy valve support chassis and condenser ...

Страница 31: ...xing reactor sub assy and motor support and then remove the reactor sub assy 46 Installation and Maintenance Steps Procedure blade motor support motor outer case electric box assy Remove screws connecting outer case and motor support middle isolation sheet and chassis pull the outer case upwards slightly loosen clasps between outer case and right side plate left side plate and then remove the oute...

Страница 32: ...4 way valve 11 Remove valve support 12 Remove connection pipe sub assy 47 stallation and Maintenance Steps Procedure connection pipe sub assy valve support 4 way valve Unsolder the spot weld between 4 way valve and vapour liquid separator compressor cut off valve sub assy and condenser and then remove the 4 way valve Note When unsoldering the spot weld wrap the 4 way valve with wet cloth completel...

Страница 33: ...4 screws fixing reactor sub assy and motor support and then remove the reactor sub assy 14 Remove the reactor reactor 1 5 Remove middle isolation sheet 48 Installation and Maintenance Steps Procedure middle isolation sheet Remove screws connecting middle isolation sheet and support plate of condenser chassis and then remove the middle isolation sheet 13 Remove compressor compressor Remove the 3 fo...

Страница 34: ...cting support plate of condenser and condenser and then remove the support plate of condenser 16 Remove left side plate 17 Remove condenser Remove screws connecting left side plate and support plate of condenser chassis and then remove the left side plate left side plate support plate of condenser 49 allation and Maintenance ervice Manual Steps Procedure support plate of condenser condenser Remove...

Страница 35: ...s connicting the handle with right side plate and then remove the handle 50 Installation and Maintenance Steps Procedure top cover Remove the screws connecting the top cover with outer case right side plate and left side plate lift the top cover upwards to remove it 1 Remove the handle 2 Remove top cover 3 Remove front side plate front side plate Remove the screws connecting the front side plate w...

Страница 36: ...ide plate left side plate and then remove the outer case 7 Remove outer case 51 tallation and Maintenance Steps Procedure grille right side plate Remove the screws connecting the right side plate with electric box assy valve support chassis and condenser side plate and then remove the right side plate Remove the 4 screws connecting the grille and outer case and then remove the panel grille 5 Remov...

Страница 37: ...e to valve due to high temperature 10 Remove 4 way valve 4 way valve 52 Installation and Maintenance Steps Procedure blade motor support motor electric box assy 1 Remove the grounding wire screw on the electric box assy and then remove the grounding wire 2 Disconnect the wiring terminals of reactor compressor high and low pressure switch compressor overload protector temperature sensor outdoor fan...

Страница 38: ...he ports of discharge pipe and suction pipe from foreign objects 53 nstallation and Maintenance Service Manual Steps Procedure connection pipe sub assy valve support Unsolder all spot welds connected with valve support and then remove the valve support Note When unsoldering the spot weld wrap the gas valve and liquid valve with wet cloth completely to avoid damage to valve due to high temperature ...

Страница 39: ...assy vapour liquid separator compressor mounting plate sub assy 54 Installation and Maintenance Steps Procedure 14 Remove vapour liquid separator reactor 4 Remove 4 screws fixing reactor sub assy and motor support and then remove the reactor sub assy 16 Remove the reactor Unsolder spot welds connected with vapour liquid separator remove 2 foot nuts fixing vapour liquid separator and compressor mou...

Страница 40: ... sheet 17 Remove middle isolation sheet 55 ation and Maintenance rvice Manual Steps Procedure support plate of condenser condenser Remove 5 screws connecting condenser and chassis and then remove the condenser Remove 2 screws connecting support plate of condenser and condenser and then remove the support plate of condenser 18 Remove left side plate 19 Remove condenser Remove screws connecting left...

Страница 41: ...four way valve is involved to make the refrigeration cycle run reversely The refrigerant radiates heat in the heat exchanger of the indoor unit so do the electric heating devices and absorb heat in the heat exchanger of the outdoor unit for a heat pump heating cycle so as to achieve the desired heating purpose High Pressure Swicth Filter Eutectic Stopper Schematic Diagram of Free Match Series Inve...

Страница 42: ...T Violet OG Orange Outdoor Unit Instruction GWHD 30 ND3EO GWHD 30 ND3FO GWHD 30 ND3GO 63624100019 3 0 6 7 208 3 6 0 2 203 20321 17 326 7 21 5 0 1 1 1 29 203 203 9 8 9 1 0 2 1 7 03 6 1625 287 7 3 3 27720 1 7 5 9 9 92 3527 7 121 2035 6625 29 5 2 1 7 3 3 7 03 6 1625 1 02725 6 7 35 6685 2035 6625 287 225 78 6 1625 7 03 6 1625 287 225 0 1 7 5 1 0 1 2 5 7 03 6 1625 6 5 3 16 21 9 9 5 1 2 5 7521 81 7 1 22...

Страница 43: ...57 7Ƚ 7 9 9 3 57 9 9 9 9 1 8 8 1 8 1 8 1 8 1 8 1 1 8 5 2 1 2 2 5 8 5 8 5 1 3 3 8 1 1 1 1 203 3 33 7 1 1 3 3 0 6 7 7 9 9 9 9 9 0 2 1 208 1 9 8 9 29 203 1 3 6 0 2 1 0 7 203 20321 17 326 7 21 5 0 7 7 7 7 3 7 LURQ VKHOO PRWRU RQO DSSOLHV WR WKH 1RWH 0RWRU JURXQG GWHD 36 ND3EO GWHD 36 ND3FO GWHD 42 ND3EO GWHD 42 ND3FO GWHD 36 ND3GO GWHD 42 ND3HO These circuit diagrams are subject to change without noti...

Страница 44: ...lve 13 HEAT terminals of compressor band heater 14 HEAT1 terminals of bottom band heater 15 K101 Main relay 16 L4 L5 choke 1 2 3 4 5 6 7 8 10 9 11 13 14 12 15 16 PCB PRINTED DIAGRAM No Name 1 T25AH 250V Fuse 2 N terminals of neureal wire 3 AC L terminals of line wire 4 PFC electrocircuit 5 U V W terminals of compressor 6 OVC COMP terminals of overload protector 7 HPP terminals of high pressure swi...

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