AC Pro AWHD(30)ND3G/O Installation Manual
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AC Pro AWHD(30)ND3G/O Installation Manual

Multi-zone 30-42k outdoor
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AC Pro Multi-Zone 30-42K
Outdoor Installation Manual
AWHD(30)ND3G/O
AWHD(36)ND3G/O
AWHD(42)ND3E/O
(Refrigerant R410A)

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Summary of Contents for AC Pro AWHD(30)ND3G/O

  • Page 1 AC Pro Multi-Zone 30-42K Outdoor Installation Manual AWHD(30)ND3G/O AWHD(36)ND3G/O AWHD(42)ND3E/O (Refrigerant R410A)
  • Page 2 We reserve the right to correct any clerical errors. Copyright 2018 AC pro.

  • Page 3: Part Ⅱ : Installation And Maintenance

    Service Manual Service Manual Part Ⅱ : Installation and Maintenance Part Ⅱ : Installation and Maintenance PART I : TECHNICAL INFORMATION 1. SAFETY PRECAUTIONS 7. Safety Precautions 7. Safety Precautions Prohibited items! Indicates improper operation might lead to human causality or severe injury. Forbidden Items! It indicates that improper operation might lead to human casualty or sever injury.
  • Page 4 MAIN TOOLS FOR INSTALLATION AND MAINTENANCE 2. INSTALLATION 1. Level meter, measuring 2. Screwdrivers 3. Impact drill, drill head, electric drill tape 4. Electroprobe 5. Universal meter 6. Torque wrench, open-end wrench, inner hexagon spanner 7. Electronic leakage detector 8. Vacuum pump 9.
  • Page 5 Start installation Preparation before installation Read the requirements for Select installation location Prepare tools electric connection Select indoor unit Select outdoor unit installation location installation location Install the support of Install wall-mounting frame, outdoor unit drill wall holes (select it according to the actual situation) Connect pipes of indoor unit and drainage pipe...

  • Page 6: Preparation Before Installation

    Please use the following standard parts supplied by GREE. Please use the following standard parts supplied by GREE. • Please use the following standard parts supplied by AC Pro. Please use the following standard parts supplied by GREE. PARTS OF OUTDOOR UNIT...
  • Page 7 When the outdoor unit is totally surrounded by walls, the installation space of the unit should be as required in When the outdoor unit is totally surrounded by walls, the installation space of the unit should be as required in Fig.1. Fig.1.

  • Page 8: Installation Instruction

    Service Manual 8.2 Installation Instruction 2.2 Installation Instruction 2.2.1 Outline and dimension of the outdoor unit 8.2.1 Outline and dimension of the outdoor unit Outline dimension and mounting holes Outline dimension andMounting holes 38 27/64 6 7/64 Fig.2 36K/42k 36/42K Outline dimension and mounting holes Outline dimension andMounting holes 42 1/2...
  • Page 9 2.2.2 Installation of the Connection Pipe Connecting piping for indoor unit and outdoor unit are in manifold mode. (As shown below). Fig.4 1) Piping between the Indoor and Outdoor Units ● If the liquid and gas stop 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.
  • Page 10 Model Total Liquid Pipe 2) Allowable pipe length and drop height among indoor and outdoor units 131.2ft 131.2ft 131.2ft Lenght (a+b+c+d+e) If the total refrigerant pipe length (liquid pipe) is smaller than that listed in the table below, no additional refrigerant will be charged.
  • Page 11 Service Service Manu 3) Installation of the Protection Layer of the Refrigerant Pipe 3) Installation of the Protection Layer of the Refrigerant Pipe 3) Installation of the Protection Layer of the Refrigerant Pipe a. The refrigerant pipe should be insulated by the insulating material and plastic tape in order to prevent condensation and w a.

  • Page 12: Outdoor Unit

    Service Manual indoor unit and the refrigerant pipe. b. The amount of the additional refrigerant charge is dependent on the diameter and length of the liquid refrigerant pipe which is decided by b. The amount of the additional refrigerant charge is dependent on the diameter and length of the liquid refrigerant pipe which is decided by the actual yield installation requirement.
  • Page 13 2) Earthing Requirements a. The air conditioner is classified into the Class I appliances, so its earthing must be reliable. b. The yellow-green line of the air conditioner is the earth line and can not be used for other purpose, cut off or fixed by the tapping screw;...
  • Page 14 3. TROUBLESHOOTING 3.1 MALFUNCTION INDICATOR The error code will be displayed on the wired controller and the main board of the outdoor unit The meaning of each error. The indicator display Name of malfunction Indoor display Yellow light Red light Green light Compressor runs Flash once...
  • Page 15 3.2 MALFUNCTION CHECKING & ELIMINATION Malfunction display: E6 Communication malfunction Start Cut off power supply. Check if connection line of IDU and ODU and the wire inside electric box are correctly connected. Reconnect according Correct connection? Malfunction eliminated? to the wiring diagram De-energize, change the communication wire of the well-communicated indoor unit and malfunction indoor unit, then energize the...
  • Page 16 All the indoor units appear communication malfunction De-energize,check the connection wire of indoor and outdoor unit and the wire of the eletric box is connected correctly Reconnect according to Is fault Connected correctly? the wiring diagram eliminated? De-energize, check if the connection wire between the outdoor mainboard and the filter board according to the...
  • Page 17 Malfunction display: E1 Compressor High Pressure Protection High pressure protection Replace the outdoor Check if the pressure is Check if pressure switch unit mainboard really high pressure with the is abnormal measurement of a manometer Replace pressure switch Refer to Instruction Check if operation mode of Manual of indoor unit indoor unit is properly set...
  • Page 18 Malfunction display: E4 Compressor Exhaust High Temperature Protection Discharge temperature protection Measure if compressor’s Replace relevant discharge Measure if temperature sensor’s discharge temperature has temperature sensor resistance value is correct reached 115ºC Replace the outdoor System pipeline leaks so unit mainboard complementation is needed.
  • Page 19 Malfunction display: F2 Failure of Evaporator Temp. Sensor Failure of condenser Temp sensor Check if the plug of the temperature sensor is correctly Check the direction of the plug connected with socket on the and socket mainboard Remove the sensor to ch eck if Replace temperature sensor the resistance value is ok Replace mainboard of the indoor...
  • Page 20 Malfunction display: F3 Failure of Outdoor Ambient Sensor Failure of outdoor Ambient sensor Check if the plug of the temperature sensor is correctly Check the direction of the plug connected with socket on the and socket mainboard Remove the sensor to check if Replace temperature sensor the resistance value is ok Replace mainboard of the indoor...

  • Page 21: Troubleshooting For Normal Malfunction

    3.3 TROUBLESHOOTING FOR NORMAL MALFUNCTION 1. Air Conditioner Cant be Started Up Discriminating Method Possible Causes Troubleshooting (Air conditioner Status) Confirm whether its due to power failure. If yes, wait for No power supply, or poor connection for After energization, operation indicator isnt power recovery.
  • Page 22 4. ODU fan motor cant operate Discriminating Method Possible Causes Troubleshooting (Air conditioner Status) Check the wiring status according to circuit Connect wires according to wiring diagram to make sure all Wrong wire connection, or poor connection diagram wiring terminals are connected firmly Measure the capacity of fan capacitor with an universal meter and find that the capacity Capacity of the ODU fan motor is damaged...

  • Page 23: Exploded View And Parts List

    Service Manual 4. EXPLODED VIEW AND PARTS LIST 10. Exploded View and Parts List 4.1 Indoor Unit AWHD(30)ND3EO AWHD(30)ND3FO AWHD(30)ND3GO GWHD(30)ND3EO GWHD(30)ND3FO GWHD(30)ND3GO The component picture is only for reference; please refer to the actual product. Technical Information...
  • Page 24 Part Code Description AWHD(30)ND3EO AWHD(30)ND3FO AWHD(30)ND3GO Product Code CN860W0160 CN860W0280 CB228W07900 Coping 01255006P 01255006P 01255006P Left Handle 26235401 26235401 26235401 Left Side Plate 01305043P 01305043P 01305043P Fan Motor 15702802 15702802 15702802 Axial Fan Motor 10335014 10335014 10335014 Cabinet 0143500401P 0143500401P 0143500401P Front Grill 01473050...
  • Page 25 GWHD(36)ND3EO GWHD(30)ND3FO GWHD(42)ND3EO GWHD(42)ND3FO GWHD(42)ND3HO AWHD(36)ND3EO AWHD(30)ND3FO AWHD(42)ND3EO AWHD(42)ND3FO AWHD(42)ND3HO 17 18 19 20 21 22 23 24 25 8 9 10 11 12 13 14 15 16 The component picture is only for reference; please refer to the actual product. Installation and Maintenance Technical Information...
  • Page 26 Part Code Description AWHD(36)ND3EO AWHD(36)ND3FO Product Code CN860W0170 CN860W0171 CN860W0300 01574106 01574106 01574106 Front Grill 02204100008 02204100008 02204100008 Handle Assy Front Side Plate Sub-Assy 01305508 01305508 01305508 Front Side Plate 01305065P 01305065P 01305065P Insulated Board (Cover of Electric Box) 20113003 20113003 20113003 01435007P...
  • Page 27 Part Code Description AWHD(36)ND3GO AWHD(42)ND3FO AWHD(42)ND3EO Product Code CB228W08000 CN860W0290 CN860W0180 01574106 01574106 01574106 Front Grill 02204100008 02204100008 02204100008 Handle Assy Front Side Plate Sub-Assy 01305508 01305508 01305508 Front Side Plate 01305065P 01305065P 01305065P Insulated Board (Cover of Electric Box) 20113003 20113003 20113003...
  • Page 28 Product Code Description AWHD(42)ND3HO Product Code CB228W08300 01574106 Front Grill 02204100008 Handle Assy Front Side Plate Sub-Assy 01305508 Front Side Plate 01305065P Insulated Board (Cover of Electric Box) 20113003 01435007P Cabinet Axial Flow Fan 10335010 Fan Motor 1570280201 Motor Support Assy 01805200256 Electrical Heater 765100047...

  • Page 29: Removal Procedure

    Service Manual 11. Removal Procedure Service Manual 11. Removal Procedure 11. Removal Procedure 5. REMOVAL PROCEDURE  Warning: Be sure to wait a minimum of 20 minutes Warning: Be sure to wait for a minimum of 20 minutes after turning off all after turning off all power supplies and discharge the refrigerant completely before removal.
  • Page 30 Steps Procedure Steps Procedure Service Manual 4.Remove rear guard grille 4.Remove rear guard grille rear guard grille rear guard grille Steps Procedure Step Procedure 4.Remove rear guard grille 4. Remove rear guard grille rear guard grille Remove the 6 screws connecting the grille with Remove the 6 screws connecting the grille with right side plate and left side plate, and then remove right side plate and left side plate, and then remove...
  • Page 31 Steps Procedure Service Manual Steps Procedure 7. Remove outer case 7. Remove outer case Step Procedure Steps Procedure 7. Remove outer case 7. Remove outer case Remove screws connecting outer case and motor Remove screws connecting outer case and motor support, middle isolation sheet and chassis, pull the support, middle isolation sheet and chassis, pull the Remove screws connecting outer case and...
  • Page 32 Steps Procedure Steps Procedure 10 Remove 4-way valve 10 Remove 4-way valve Steps Procedure Step Procedure 4-way valve 4-way valve 10 Remove 4-way valve 10. Remove 4-way valve 4-way valve Unsolder the spot weld between 4-way valve and Unsolder the spot weld between 4-way valve and vapour liquid separator, compressor cut-off valve vapour liquid separator, compressor cut-off valve sub-assy and condenser, and then remove the 4-way...
  • Page 33 Steps Procedure Steps Procedure 13. Remove compressor Step Procedure 13. Remove compressor 13. Remove compressor compressor compressor Remove the 3 foot nuts fixing compressor and then lift the compressor upwards to remove the compressor Remove the 3 foot nuts fixing compressor and then lift Remove the 3 foot nuts fixing compressor and damping cushion.
  • Page 34 ervice Manual ervice Manual Step Procedure Steps Procedure Steps Procedure 16.Remove left side plate 16.Remove left side plate 16.Remove left side plate support plate of condenser support plate of condenser Remove screws connecting left side plate and Remove screws connecting left side plate and support plate of condenser, chassis, and then support plate of condenser, chassis, and then remove the left side plate.
  • Page 35 36/42K 36/42K 36/42K 36/42K Steps Steps Steps Procedure Procedure Procedure Step Procedure 1. Remove the handle 1. Remove the handle 1. Remove the handle 1. Remove the handle Remove the screws connicting the handle with right Remove the screws connicting the handle with right Remove the screws connicting the handle with right side plate and then remove the handle.
  • Page 36 Steps Procedure Steps Procedure Steps Procedure 5.Remove right side plate Step Procedure 5.Remove right side plate right side plate 5.Remove right side plate right side plate 5.Remove right side plate right side plate Remove the screws connecting the right side plate Remove the screws connecting the right side with electric box assy, valve support, chassis and Remove the screws connecting the right side plate...
  • Page 37 Steps Procedure Steps Steps Procedure Procedure Step Procedure 8. Remove electric box assy 8. Remove electric box assy 8. Remove electric box assy electric box assy 8. Remove electric box assy electric box assy electric box assy 1.Remove the grounding wire screw on the electric 1.
  • Page 38 Service Manual Steps Procedure Steps Procedure Steps Procedure Step Procedure 11. Remove valve support 11. Remove valve support 11. Remove valve support 11. Remove valve support valve support valve support valve support Unsolder all spot welds connected with valve support Unsolder all spot welds connected with valve support Unsolder all spot welds connected with valve support and then remove the valve support.
  • Page 39 Service Manual Service Manual Steps Procedure Steps Procedure Steps Procedure Step Procedure 14.Remove vapour liquid separator 14.Remove vapour liquid separator 14.Remove vapour liquid separator 14. Remove vapour liquid separator Unsolder spot welds connected with vapour liquid Unsolder spot welds connected with vapour liquid Unsolder spot welds connected with vapour liquid separator, remove 2 foot nuts fixing vapour liquid separator, remove 2 foot nuts fixing vapour liquid...
  • Page 40 rvice Manual rvice Manual Service Manual Steps Procedure Step Procedure Steps Steps Procedure Procedure 17. Remove middle isolation sheet 17. Remove middle isolation sheet 17. Remove middle isolation sheet 17. Remove middle isolation sheet middle isolation middle isolation middle isolation sheet Remove screws connecting middle isolation sheet sheet...

  • Page 41: Refrigerant System Diagram

    Service Manual REFRIGERANT SYSTEM DIAGRAM 4. Refrigerant System Diagram SCHEMATIC DIAGRAM OF FREE MATCH SERIES INVERTER HEAT PUMP SYSTEM Schematic Diagram of Free Match Series Inverter Heat Pump System Heat Exchanger Eutectic Stopper Filter Four-way Valve Silencer High Pressure Swicth Outdoor Uint Compressor Gas/Liquid Separator...

  • Page 42: Wiring Diagram

    5.1 Wiring Diagram ELECTRICAL PART ●Instruction WIRING DIAGRAM Instruction Symbol Symbol Color Symbol Symbol Color Symbol Name Symbol Symbol Color Symbol Symbol Color Symbol Name White GREEN COMP Compressor White Green Jumper Cap Yellow Brown Grouding wire Yellow Brown COMP Compressor Blue Blue...
  • Page 43 Service Manual GWHD(36)ND3EO GWHD(36)ND3FO GWHD(42)ND3EO GWHD(42)ND3FO GWHD(36)ND3GO GWHD(42)ND3HO AWHD(36)ND3EO AWHD(36)ND3FO AWHD(42)ND3EO AWHD(42)ND3FO AWHD(36)ND3GO AWHD(42)ND3HO 63624100020 These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit. These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit. Technical Information Technical Information...

  • Page 44: Top View

    Service Manual 5.2 PCB Printed Diagram PCB PRINTED DIAGRAM ● TOP VIEW T25AH 250V: Fuse N: terminals of neureal wire AC-L: terminals of line wire No Name PFC electrocircuit T25AH 250V: Fuse U/V/W: terminals of N: terminals of neureal wire compressor OVC-COMP: terminals of AC-L: terminals of line wire...

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