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LIGHT COMMERCIAL SPLIT SYSTEMS 

3D DC INVERTER HEAT PUMP 

SERVICE MANUAL

           

Single Zone 

 
 
 

 

 
 
                                                                                                                                                                                                                             

ALL RIGHTS RESERVED. PARKER DAVIS HVAC INTERNATIONAL, INC., DORAL, FL 33172 USA 

Phone: (800) 243-0340  www.highseer.com

 

 
 

 
 

 

Revision A: 1605, Content updated. 

Model Numbers: 
Indoor Unit Model Numbers: 

Ceiling Cassette 

 

Concealed Ducted   

Floor, Ceiling, Low Wall 

CB009GMFILCFHD   

RB009GMFILCFHD

   

FB009GMFILCFHD 

CB012GMFILCFHD   

RB012GMFILCFHD

   

FB012GMFILCFHD 

CB018GMFILCFHD   

RB018GMFILCFHD

   

UB018GMFILCFHD 

CB024GMFILCFHD   

RB024GMFILCFHD

   

UB024GMFILCFHD 

CB036GMFILCFHD   

RB036GMFILCFHD

   

UB036GMFILCFHD 

CB048GMFILCFHD   

RB048GMFILCFHD

   

UB048GMFILCFHD 

 
Outdoor Unit: 

Standard Communication Circuit Models: 

YN009GMFI22RPD   

YN012GMFI22RPD   

YN018GMFI22RPD 

YN024GMFI22RPD   

 

RS‐485 Communication Circuit Models: 

YN036GMFI17RUD   

YN038GMFI17RUD   

 

Table of Contents 
1.  Precaution 
2.  Part Names And Functions 
3.  Dimension 
4.  Service space 
5.  Refrigerant Cycle Diagram 
6.  Wiring Diagram 
7.  Static Pressure 
8.  Electric Characteristics 
9.  Sound Level 
10.  Accessories 
11.  The Specification of Power 
12.  Installation Details 
13.  Operation Characteristics 
14.  Electronic Function 
15.  Solar Panel 
16.  Troubleshooting 
17.  Disassembly Instructions   

WARNING 

  Installation MUST conform with local building codes or, in the absence of local codes, with the National 

Electrical Code NFPA70/ANSI C1-1993 or current edition and Canadian Electrical Code Part1 CSA 

C.22.1. 

  The information contained in the manual is intended for use by a qualified service technician familiar 

with safety procedures and equipped with the proper tools and test instruments 

  Installation or repairs made by unqualified persons can result in hazards to you and others. 

  Failure to carefully read and follow all instructions in this manual can result in equipment malfunction, 

property damage, personal injury and/or death. 

  This service is only for service engineer to use. 

Содержание YN009GMFI22RPD

Страница 1: ... And Functions 3 Dimension 4 Service space 5 Refrigerant Cycle Diagram 6 Wiring Diagram 7 Static Pressure 8 Electric Characteristics 9 Sound Level 10 Accessories 11 The Specification of Power 12 Installation Details 13 Operation Characteristics 14 Electronic Function 15 Solar Panel 16 Troubleshooting 17 Disassembly Instructions WARNING Installation MUST conform with local building codes or in the ...

Страница 2: ...it 51 10 Accessories 52 11 The Specification of Power 54 12 Installation Details 56 12 1 Location selection 56 12 2 Indoor unit installation 56 12 3 Outdoor unit installation 61 12 4 Refrigerant pipe installation 62 12 5 Drainage pipe installation 66 12 6 Vacuum Drying and Leakage Checking 69 12 7 Additional refrigerant charge 70 12 8 Engineering of insulation 71 12 9 Engineering of electrical wir...

Страница 3: ...K 24K outdoor unit 84 For 36K 48K Outdoor Unit 85 Outdoor check function 86 16 3 Diagnosis and Solution 88 16 4 Main parts check 102 17 Disassembly Instructions 109 17 1 Indoor unit 109 17 2 Outdoor unit 126 ...

Страница 4: ...ct Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator For installation always contact the dealer or an authorized service center Do not install the product on a defective installation stand Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage ...

Страница 5: ...repair of product Low refrigerant levels may cause failure of product Install the drain hose to ensure that water is drained away properly A bad connection may cause water leakage Keep level even when installing the product It can avoid vibration of water leakage Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods It may cause a problem for yo...

Страница 6: ...al injury Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion Do not recharge or disassemble the batteries Do not dispose of batteries in a fire They may burn of explode If the liquid from the batteries gets onto your skin or clothes wash it well with clean water Do not us...

Страница 7: ...YN012GMFI22RPD Duct RB012GMFILCFHD Console FB012GMFILCFHD Cassette 18K CB018GMFILCFHD YN018GMFI22RPD Duct RB018GMFILCFHD Floor Ceiling UB018GMFILCFHD Cassette 24K CB024GMFILCFHD YN024GMFI22RPD Duct RB024GMFILCFHD Floor Ceiling UB024GMFILCFHD Cassette 36K CB036GMFILCFHD YN036GMFI17RUD Duct RB036GMFILCFHD Floor Ceiling UB036GMFILCFHD Cassette 48K CB048GMFILCFHD YN048GMFI17RUD Duct RB048GMFILCFHD Flo...

Страница 8: ...5 2 2 Part names of Indoor Outdoor units Ceiling Cassette Unit ...

Страница 9: ...6 Ducted Concealed Units ...

Страница 10: ...7 Floor Console Units ...

Страница 11: ...8 Ceiling Floor Units ...

Страница 12: ...ttom is optional The size of air inlet frame from rear and bottom is same it s very easy to move the cover from bottom to rear side or from rear to the bottom in order to matching the installation condition 2 3 1 3 Fresh air intake function Install one duct from the reserved fresh air intake to outdoor Continually inhale the fresh air to improve the quality of the indoor air fulfills air quality m...

Страница 13: ...ctly remove two bolts and then replace the motor or centrifugal fan easily 2 3 1 5 Reserved remote on off and central control ports Reserved remote on off ports and central control ports can connect the cable of an on off controller or a central controller to realize remote on off control function or group control function 2 3 1 6 Built in drain pump Optional Built in drain pump can lift the water...

Страница 14: ...moter control The wired controller and the display board can display the error code or production code when the chips detect some failure Display 750mm upmost Wired Controller Standard Remote Controller Optional It s convenient to install drainage piping under most space condition 2 3 1 8 Built in display board 2 3 2 7 Build in Drain Pump with float switch The drain pump can lift the condensing wa...

Страница 15: ...3 Fire proof controller box Electrical control box adopts new design which can meet higher fire safety requirements 2 3 2 4 Fresh Air Fresh air intake function bring you fresh and comfortable air feeling 2 3 2 5 Wired controller Optional Compared with infrared remote controller wired controller can be fixed on the wall and avoid mislaying It s mainly used for commercial zone and makes air conditio...

Страница 16: ...o 750mm upmost It s convenient to install drainage piping under most space condition 2 3 2 7Terminals for alarm lamp and long distance on off controller connection are standard Reserve terminals for the connection of alarm lamp and long distance on off controller more human control ...

Страница 17: ...Cooling To maintain room temp Air outlet from top and bottom to make quick cooling When the A C is just switched on or room temp is still high cold air will be blown out from top and bottom air outlet to cool down the room quickly Air outlet from top to maintain room temp When the room has been cooled down or the A C has been opened over 1 hour cold air only from the top outlet to keep constant ro...

Страница 18: ...wing only the upper louver is opened in a high position the lower louver closed 2 3 3 4 Four air inlets 2 3 3 5 Low noise DC indoor fan motor which has five speeds Low noise and energy saving Advanced centrifugal fan technology makes a fast airflow and reduces the indoor noise 2 3 3 6 Golden fin is optional 2 3 3 7 Active carbon filter is standard ...

Страница 19: ... air 2 3 1 2 Brief design Brief design that is suitable for any interior will not only give you cooling and heating performance but also upgrade your lifestyle 2 3 1 3 3D airflow Vertical air flow and horizontal airflow can be adjusted by remote controller the cooperation of the two airflow ways help to spread air comfortably throughout even a large room With these functions the whole room can be ...

Страница 20: ... D Panel 2 3 1 5 Convenience operating and easy maintenance Remote controller as standard wired controller for optional The filter without screw fixed can be took out easily 2 3 1 6 Easy installation save working time The pipes can be connected from bottom back and right side makes the installation more easily The wiring works can be finished before installation 2 3 1 7 Outside water pump for opti...

Страница 21: ...5 63 3 74 5 91 12 mm 700 210 635 570 65 493 35 119 595 200 80 740 350 120 143 95 150 in 27 56 8 27 25 22 44 2 56 19 41 1 38 4 69 23 43 7 87 3 15 29 13 13 78 4 72 5 63 3 74 5 91 18 mm 920 210 635 570 65 713 35 119 815 200 80 960 350 120 143 95 150 in 36 22 8 27 25 00 22 44 2 56 28 07 1 38 4 69 32 09 7 87 3 15 37 80 13 78 4 72 5 63 3 74 5 91 24 mm 920 270 635 570 65 713 35 179 815 260 20 960 350 120...

Страница 22: ...l Gas side Liquid side 4 install hanger Body Drain pipe 32 Fresh air intake 65 647 Drain hole for Service 545 570 260 68 42 157 126 44 Wiring connection port 75 E parts box 4 Screw hole for install panel 523 570 Wiring connection port ...

Страница 23: ... A B A B Service hole for draining pump Fresh air intake 75 55 80 80 4 install hanger Gas side Liquid side E parts box 135 90 Panel Body 92 92 92 92 D D 92 92 D D D D 92 92 92 92 92 92 92 92 D D Capacity Btu h A B C D 24K mm 160 75 205 50 inch 6 30 2 95 8 07 1 97 36K mm 160 95 245 60 inch 6 30 3 74 9 65 2 36 48K mm 160 95 287 60 inch 6 30 3 74 11 30 2 36 ...

Страница 24: ...21 Console Units 16 Drain pipe 195 Hanging arm Unit mm 700 600 210 ...

Страница 25: ...nection port 204 94 Fresh air intake Drain discharge port Refrigerant pipe hole Hanging arm D Capacity Btu h A B C D 18K 24K mm 1068 675 235 983 inch 42 05 26 57 9 25 38 70 36K mm 1285 675 235 1200 inch 50 59 26 57 9 25 47 24 48K mm 1650 675 235 1565 inch 64 96 26 57 9 25 61 61 ...

Страница 26: ...298 inch 30 3 11 8 21 9 33 1 19 2 11 7 YN012GMFI22RPD mm 800 333 554 870 514 340 inch 31 5 13 1 21 8 34 3 20 2 13 4 YN018GMFI22RPD mm 845 363 702 914 540 350 inch 33 3 14 3 27 6 36 0 21 3 13 8 YN024GMFI22RPD YN036GMFI17RUD mm 946 410 810 1030 673 403 inch 37 2 16 1 31 9 40 6 26 5 15 9 YN048GMFI17RUD mm 952 415 1333 1045 634 404 inch 37 5 16 3 52 5 41 1 25 0 15 9 A B D ...

Страница 27: ...nough space required for installation and maintenance 200mm 7 87in or more 300mm 11 81in or more 600mmx600mm 23 62inx23 62in Check orifice All the indoor units reserve the hole to connect the fresh air pipe The hole size as following Cassette Units Unit mm ...

Страница 28: ...25 Console Unit Ceiling floor Units ...

Страница 29: ...26 4 2 Outdoor Unit More than 30cm 11 81in More than 60cm 23 62in More than 200cm 78 74in Air inlet Air inlet More than 30cm 11 81in Air outlet Wall or obstacle Maintain channel More than 60cm 23 62in ...

Страница 30: ...E CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2B Evaporator temp sensor outlet T1 Room temp sensor T3 Condenser temp sensor T5 Discharge temp sensor T4 Ambient temp sensor INDOOR OUTDOOR T2 Evaporator temp sensor middle Electronic expansion valve CAPILIARY TUBE ...

Страница 31: ...28 6 Wiring Diagram 6 1 Indoor Unit CB009GMFILCFHD CB012GMFILCFHD CB018GMFILCFHD CB024GMFILCFHD RB009GMFILCFHD RB012GMFILCFHD RB018GMFILCFHD RB024GMFILCFHD ...

Страница 32: ...29 FB009GMFILCFHD FB012GMFILCFHD UB018GMFILCFHD ...

Страница 33: ...30 UB018GMFILCFHD CB036GMFILCFHD CB048GMFILCFHD ...

Страница 34: ...31 RB036GMFILCFHD RB048GMFILCFHD ...

Страница 35: ...32 UB036GMFILCFHD UB048GMFILCFHD ...

Страница 36: ...33 UB036GMFILCFHD UB048GMFILCFHD ...

Страница 37: ...34 6 2 Outdoor Unit YN009GMFI22RPD YN012GMFI22RPD ...

Страница 38: ...35 YN018GMFI22RPD ...

Страница 39: ...36 YN024GMFI22RPD ...

Страница 40: ...37 YN036GMFI17RUD ...

Страница 41: ...38 YN048GMFI17RUD ...

Страница 42: ...39 Outdoor Controller Set of For YN009GMFI22RPD YN012GMFI22RPD For YN018GMFI22RPD ...

Страница 43: ...l K Btu h Model 0 1 2 3 4 Model 12 0 02 5 0 04 10 0 08 20 0 12 30 0 16 40 0 0 18 0 45 Model 18 0 04 10 0 10 25 0 14 35 0 18 45 0 22 55 0 0 28 0 70 18 Model 24 0 04 10 0 10 25 0 16 40 0 22 55 0 28 70 0 0 40 0 100 24 Model 60 0 08 20 0 14 35 0 20 50 0 26 65 0 32 80 0 0 40 0 100 Factory Setting ...

Страница 44: ...41 RB009GMFILCFHD Code 0 Code 1 Code 2 Code 3 Code 4 ...

Страница 45: ...42 RB012GMFILCFHD Code 0 Code 1 Code 2 Code 3 Code 4 ...

Страница 46: ...43 RB018GMFILCFHD Code 0 Code 1 Code 2 Code 3 Code 4 ...

Страница 47: ...44 RB024GMFILCFHD Code 0 Code 1 Code 2 Code 3 Code 4 ...

Страница 48: ...45 RB036GMFILCFHD Code 0 Code 1 Code 2 Code 3 Code 4 ...

Страница 49: ...46 RB048GMFILCFHD Code 0 Code 1 Code 2 Code 3 Code 4 ...

Страница 50: ...D 60 208 230V 187V 253V CB018GMFILCFHD 60 208 230V 187V 253V RB018GMFILCFHD 60 208 230V 187V 253V UB018GMFILCFHD 60 208 230V 187V 253V CB024GMFILCFHD 60 208 230V 187V 253V RB024GMFILCFHD 60 208 230V 187V 253V UB024GMFILCFHD 60 208 230V 187V 253V CB036GMFILCFHD 60 208 230V 187V 253V RB036GMFILCFHD 60 208 230V 187V 253V UB036GMFILCFHD 60 208 230V 187V 253V CB048GMFILCFHD 60 208 230V 187V 253V RB048G...

Страница 51: ...uction Discharge Microphone 1 4m Concealed Duct Type Duct Duct Model Noise level dB A H M L RB009GMFILCFHD 37 34 31 RB012GMFILCFHD 39 36 32 RB018GMFILCFHD 35 33 31 RB024GMFILCFHD 50 47 45 RB036GMFILCFHD 53 49 45 RB048GMFILCFHD 44 47 41 ...

Страница 52: ...49 1 4m Microphone Model Noise level dB A H M L CB009GMFILCFHD 41 39 37 CB012GMFILCFHD 41 38 35 CB018GMFILCFHD 46 43 41 CB024GMFILCFHD 51 47 43 CB036GMFILCFHD 52 47 44 CB048GMFILCFHD 53 49 45 ...

Страница 53: ...el dB A H M L FB009GMFILCFHD 45 41 35 FB012GMFILCFHD 44 42 38 Microphone 1m 1m Air outlet side 1 5m 1m Microphone Model Noise level dB A H M L UB018GMFILCFHD 47 44 38 UB024GMFILCFHD 53 49 45 UB036GMFILCFHD 55 48 41 UB048GMFILCFHD 57 54 52 ...

Страница 54: ...Outdoor unit Note H 0 5 height of outdoor unit Model Noise Level dB A YN009GMFI22RPD 56 YN012GMFI22RPD 57 YN018GMFI22RPD 59 YN024GMFI22RPD 61 YN036GMFI17RUD 65 YN048GMFI17RUD 63 H 1 0m Outdoor Unit Microphone ...

Страница 55: ...s Owner s manual 1 Installation manual 1 EMS It s fitting Magnetic ring twist the electric wires L and N around it to five circles 1 Cassette Units Name Shape Quantity Installation Fittings Installation paper board 1 Tubing Fittings Soundproof insulation sheath 1 Drainpipe Fittings Out let pipe sheath 1 Out let pipe clasp 1 Drain joint 1 Seal ring 1 Remote controller Its Frame The product you have...

Страница 56: ...hook 4 Installation hook 4 Orifice 1 Console Units Name Shape Quantity Installation fittings Hook 2 Remote controller Its Frame Remote controller 1 Frame 1 Mounting screw ST2 9 10 C H 2 Alkaline dry batteries AM4 2 Others Installation manual 1 Owner s manual 1 Ceiling floor Units Remote controller Its holder 1 Remote controller 1 2 Remote controller holder 1 3 Mounting screw ST2 9 10 C H 2 4 Alkal...

Страница 57: ...g Ground Wiring 2 5 2 0 Outdoor Unit Power Wiring 3 2 5 3 2 0 High Voltage Signal 4 1 0 4 1 5 Low Voltage Signal Model 36K 48K Power Phase 1 phase 1 phase Frequency and Voltage 208 230V 60Hz 208 230V 60Hz Circuit Breaker Fuse A 60 40 70 55 Indoor Unit Power Wiring mm2 Indoor Outdoor Connecting Wiring Ground Wiring 4 0 4 0 Outdoor Unit Power Wiring 3 4 0 3 4 0 High Voltage Signal 3 1 5 3 1 5 Low Vo...

Страница 58: ...55 12 Field Wiring 36 000 and 48 000 BTU Models ...

Страница 59: ... The place where the noise vibration and outlet air do not disturb the neighbors There is enough room for installation and maintenance The air outlet and the air inlet are not impeded and not face the strong wind It is easy to install the connecting pipes and cables There is no danger of fire due to leakage of inflammable gas It should be a dry and well ventilation place The support should be flat...

Страница 60: ...sert the air filter through the filter slot and fix it with 2 screws 12 2 1 6 Install the air duct Please design the air duct as below recommended picture 12 2 1 7 Change the air inlet direction Take off ventilation panel and flange cut off the staples at side rail Stick the attached seal sponge as per the indicating place in the following fig and then change the mounting positions of air return p...

Страница 61: ...expansible hooks Determine the length of the installation hooks from the height of ceiling then cut off the unnecessary part If the ceiling is extremely high please determine the length of the installation hook depending on the real situation 12 2 2 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation h...

Страница 62: ...e grille Hang the panel to the hooks on the mainbody Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water Hang the air in grill to the panel then connect the lead terminator of the swing motor and that of the control box with corresponding terminators on the body respectively Note The panel shall be installed after the wiring connected 12 2...

Страница 63: ...2 1 2 Bolt pitch Ceiling installation Capacity Btu h D E 24K 983 220 36K 1200 220 48K 1565 220 Wall mounted installation 3 4 1Install the pendant bolt Ceiling installation Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Wal...

Страница 64: ...k Wall mounted installation Hang the indoor unit by insert the tapping screws into the hanging arms on the main unit The bottom of body can touch with floor or suspended but the body must install vertically 12 3 Outdoor unit installation 12 3 1 Service space for outdoor unit More than 30cm 11 81in More than 60cm 23 62in More than 200cm 78 74in Air inlet Air inlet More than 30cm 11 81in Air outlet ...

Страница 65: ...ight drop Considering the allowable pipe length and height drop to decide the installation position Make sure the distance and height drop between indoor and outdoor unit not exceeded the date in the following table Model Max Length Max Elevation m Ft m Ft 9 000Btu h 25 82 2 10 32 9 12 000Btu h 25 82 2 10 32 9 18 000Btu h 30 98 7 20 65 8 24 000Btu h 50 164 5 25 82 2 36 000Btu h 65 213 8 30 98 7 48...

Страница 66: ...ure in the system rises Operating current rises Cooling or heating efficiency drops Moisture in the refrigerant circuit may freeze and block capillary tubing Water may lead to corrosion of parts in the refrigerant system Therefore the indoor units and the pipes between indoor and outdoor units must be leak tested and evacuated to remove gas and moisture from the system Gas leak check Soap water me...

Страница 67: ...ve on the charging cylinder and discharge the refrigerant by loosening the flare nut on the 2 way valve approximately 45 until the gauge indicates 0 3Mpa 43 5Psi to 0 5 Mpa 72 5Psi 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the valve stems nuts and the service por...

Страница 68: ...osition immediately Do this quickly so that the gauge ends up indicating 0 3Mpa 43 5Psi to 0 5 Mpa 72 5Psi Disconnect the charge set and tighten the 2 way and 3 way valve s stem nuts Use a torque wrench to tighten the 3 way valves service port cap to a torque of 18N m Be sure to check for gas leakage 2 Air purging by the refrigerant Procedure 1 Confirm that both the 2 way and 3 way valves are set ...

Страница 69: ...alve at the bottom of the cylinder and press the check valve on the charge set to purge the air be careful of the liquid refrigerant 3 Put the charging cylinder onto the electronic scale and record the weight 4 Open the valves Low side on the charge set and charge the system with liquid refrigerant If the system cannot be charge with the specified amount of refrigerant or can be charged with a lit...

Страница 70: ...pipe PVC32 25 70 50 PVC40 31 125 88 Could be used for confluence pipe PVC50 40 247 175 PVC63 51 473 334 Attention Adopt PVC40 or bigger pipe to be the main pipe For Vertical drainage pipe The following table is for reference PVC pipe Reference value of inner diameter of pipe mm Allowable maximum water flowrate l h Remark PVC25 20 220 For branch pipe PVC32 25 410 PVC40 31 730 Could be used for conf...

Страница 71: ...er the lifting pipe immediately to avoid wrong operation of water level switch Refer the following picture for installation reference Flexible pipe 300mm Hanger A A Length of horizontal pipe 150mm B Lift height the pump head of water pump Down incline pipe B 8 Blowhole setting For the concentrated drainage pipe system there should design a blowhole at the highest point of main pipe to ensure the c...

Страница 72: ...e pipes have not been distributed properly over back flow water shall cause the flashing of alarm indicator at remote controlled receiving board and even water shall run over the water collector b Continuously infusing water until water level alarmed check whether the drainage pump could discharge water at once If water level does not decline under warning water level 3 minutes later it shall caus...

Страница 73: ...s 755mmHg stop vacuum drying and keep the pressure for 1 hour If the indicator of vacuum gauge does not go up it is qualified If going up it indicates that there is moisture or leak source 2 Special vacuum drying The special vacuum drying method shall be adopted when Finding moisture during flushing refrigerant pipe Conducting construction on rainy day because rain water might penetrated into pipe...

Страница 74: ...Insulation of refrigerant pipe 1 Operational procedure of refrigerant pipe insulation Cut the suitable pipe insulation except joint section flare the pipe piping layout and connection vacuum drying insulate the joint parts 2 Purpose of refrigerant pipe insulation During operation temperature of gas pipe and liquid pipe shall be over heating or over cooling extremely Therefore it is necessary to ca...

Страница 75: ... installation All field wiring construction should be finished by qualified electrician Air conditioning equipment should be grounded according to the local electrical regulations Current leakage protection switch should be installed Do not connect the power wire to the terminal of signal wire When power wire is parallel with signal wire put wires to their own wire tube and remain at least 300mm g...

Страница 76: ...ons on the remote controller works well Whether the air flow louver moves normally Whether the room temperature is adjusted well Whether the indicator lights normally Whether the temporary buttons works well Whether the drainage is normal Whether there is vibration or abnormal noise during operation Outdoor unit Whether there is vibration or abnormal noise during operation Whether the generated wi...

Страница 77: ...re Hyper heat 30 50 22 122 30 50 22 122 CAUTION 1 If the air conditioner is used beyond the above conditions certain safety protection features may come into operation and cause the unit to operate abnormally 2 The room relative humidity should be less than 80 If the air conditioner operates beyond this figure the surface of the air conditioner may attract condensation Please set the vertical air ...

Страница 78: ...ection of compressor top The unit will stop working when the compressor top temp protector cut off and will restart after the compressor top temp protector restart 14 3 3 Temperature protection of compressor discharge When the compressor discharge temp is getting higher the running frequency will be limited as below rules Compressor discharge temp T5 115 239 F for 5s compressor stops and restarts ...

Страница 79: ...ion will stop 14 3 9 Condenser high temperature T3 protection 55 C 131 F T3 60 C 140 F the compressor frequency will decrease to the lower level until to F1 and then runs at F1 If T3 54 C 129 2 F the compressor will keep running at the current frequency T3 52 C 125 6 F the compressor will not limit the frequency and resume to the former frequency T3 60 C 140 F for 5 seconds the compressor will sto...

Страница 80: ...G M M M Z L L L D T1 Td 1 5 34 7 F L H M 1 5 29 3 F 3 0 26 6 F 4 5 23 9 F 1 5 29 3 F 3 0 26 6 F 4 5 23 9 F 1 5 29 3 F 3 0 26 6 F 4 5 23 9 F Auto fan action in heating mode 0 0 ã C 32 ã F T1 Td 1 5 ã C 34 7 ã F L H L 0 2 L H L 0 4 L H L 0 6 L H H L 0 8 L 1 ã C 30 2 ã F 2 ã C 28 4 ã F 3 ã C 26 6 ã F 4 ã C 24 8 ã F 5 ã C 23 0 ã F 6 ã C 21 2 ã F 6 5 ã C 20 3 ã F 14 4 3 3 Defrosting mode If any one of ...

Страница 81: ...Timer function 14 4 6 1 Timing range is 24 hours 14 4 6 2 Timer on The machine will turn on automatically when reaching the setting time 14 4 6 3 Timer off The machine will turn off automatically when reaching the setting time 14 4 6 4 Timer on off The machine will turn on automatically when reaching the setting on time and then turn off automatically when reaching the setting off time 14 4 6 5 Ti...

Страница 82: ...nd the setting temperature 3 The PCB will take action to the mode change information from remote controller signal but it will not affected by the setting temperature 4 When the unit is running with follow me function if the PCB doesn t receive any signal from remote controller for 7 minutes or pressing FOLLOW ME button again the follow me function will be turned off automatically and the temperat...

Страница 83: ...ay the code name in 2 seconds the details are as follows Enquiry information Displaying code Meaning T1 T1 T1 temp T2 T2 T2 temp T3 T3 T3 temp T4 T4 T4 temp T2B Tb T2B temp TP TP TP temp TH TH TH temp Targeted Frequency FT Targeted Frequency Actual Frequency Fr Actual Frequency Indoor fan speed IF Indoor fan speed Outdoor fan speed OF Outdoor fan speed EXV opening angle LA EXV opening angle Compre...

Страница 84: ...101 109 b0 b1 b9 110 111 119 c0 c1 c9 120 121 129 d0 d1 d9 130 131 139 E0 E1 E9 140 141 149 F0 F1 F9 150 151 159 Indoor fan speed Outdoor fan speed 0 OFF 1 2 3 4 Low speed Medium speed High speed Turbo For some big capacity motors 14 FF Actual fan speed Display value turns to decimal value and then multiply 10 The unit is RPM For some small capacity motors display value is from 14 FF hexadecimal t...

Страница 85: ... electricity power in capacitor Electrolytic Capacitors HIGH VOLTAGE CAUTION For other models please connect discharge resistance approx 100Ω 40W or soldering iron plug between terminals of the electrolytic capacitor on the contrary side of the outdoor PCB Note The picture above is only for reference The plug of your side may be different ...

Страница 86: ...O F3 Compressor discharge temperature sensor T5 malfunction 5 times O F4 Outdoor unit EEPROM parameter error 6 times O F5 Outdoor fan speed has been out of control 7 times O F6 Indoor coil outlet pipe sensor Located on outdoor unit low pressure valve 8 times O F7 Communication malfunction between Cassette optional lift panel and the unit 9 times O F8 Cassette optional lift panel malfunction 10 tim...

Страница 87: ...peration normally X O 3 Compressor drive board EEPROM error O E5 4 IPM malfunction or IGBT over strong current protection X P0 5 Over voltage or too low voltage protection O O P1 6 Inverter compressor drive error X P4 7 Inverter compressor drive error O P4 8 Communication malfunction between main control board and driver board P4 ...

Страница 88: ...le IPM malfunction P0 9 Over voltage or under voltage protection P1 10 Compressor top high temperature protection OLP P2 11 Low ambient temperature cut off in heating P3 12 Compressor drive malfunction P4 13 High temperature protection of indoor coil in heating J0 14 Outdoor temperature protection of outdoor coil in cooling J1 15 Temperature protection of compressor discharge J2 16 PFC module prot...

Страница 89: ...al display tube will show 9 If the temp is higher than 70 degree the digital display tube will show 70 If the indoor unit is not connected the digital display tube will show 08 Outdoor ambient temp T4 09 Compressor discharge temp T5 The display value is between 13 129 degree If the temp is lower than 13 degree the digital display tube will show 13 If the temp is higher than 99 degree the digital d...

Страница 90: ...If the temp is higher than 70 degree the digital display tube will show 70 If the indoor unit is not connected the digital display tube will show 20 Evaporator pipe temp T2 of 2 indoor unit 21 Evaporator pipe temp T2 of 3 indoor unit 22 1 Indoor unit capacity demand code Actual data HP 10 If capacity demand code is higher than 99 the digital display tube will show single digit and tens digit For e...

Страница 91: ...es not receive feedback from EEPROM chip Supposed causes Installation mistake PCB faulty Trouble shooting EEPROM An electrically erasable programmable read only memory whose contents can be erased and reprogrammed using a pulsed voltage Indoor PCB Outdoor PCB Note The two photos above are only for reference it s may be not same totally with the ones on your side ...

Страница 92: ...nosis and solution E1 Error Code E1 Malfunction decision conditions Indoor unit does not receive the feedback from outdoor unit during 110 seconds and this condition happens four times continuously Supposed causes Wiring mistake Indoor or outdoor PCB faulty Trouble shooting ...

Страница 93: ... 50V If the outdoor unit has malfunction the voltage will move alternately with positive value While if the indoor unit has malfunction the voltage will be a certain value Remark The old label is L1 L2 S L1 L2 The new label is 1 2 3 L1 L2 Remark Use a multimeter to test the resistance of the reactor which does not connect with capacitor The normal value should be around zero ohm Otherwise the reac...

Страница 94: ...ution E3 Error Code E3 Malfunction decision conditions When indoor fan speed keeps too low 300RPM for certain time the unit will stop and the LED will display the failure Supposed causes Wiring mistake Fan ass y faulty Fan motor faulty PCB faulty Trouble shooting ...

Страница 95: ... of pin1 pin3 pin4 pin3 in fan motor connector If the value of the voltage is not in the range showing in below table the PCB must have problems and need to be replaced DC motor voltage input and output NO Color Signal Voltage 1 Red Vs Vm 200 380V 2 3 Black GND 0V 4 White Vcc 13 5 16 5V 5 Yellow Vsp 0 6 5V 6 Blue FG 13 5 16 5V ...

Страница 96: ...sor diagnosis and solution E4 E5 F1 F2 F3 Error Code E4 E5 F1 F2 F3 Malfunction decision conditions If the sampling voltage is lower than 0 06V or higher than 4 94V the LED will display the failure Supposed causes Wiring mistake Sensor faulty Trouble shooting ...

Страница 97: ...ous 4 seconds and this situation happens 3 times the display area will show EC and AC will turn off Supposed causes T2 sensor faulty Indoor PCB faulty System problems such as leakage or blocking Trouble shooting Check cool air blowing out from indoor air outlet Yes Yes Check if T2 sensor No Check leakage of system No Power off then restart the unit 2 minutes later Replace indoor PCB Yes Repair the...

Страница 98: ...nction diagnosis and solution Error Code EE Malfunction decision conditions If the sampling voltage is not 5V the LED will display the failure Supposed causes Wiring mistake Water level switch faulty Water pump faulty Indoor PCB faulty ...

Страница 99: ...r Code P0 Malfunction decision conditions When the voltage signal that IPM send to compressor drive chip is abnormal the display LED will show P0 and AC will turn off Supposed causes Wiring mistake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting ...

Страница 100: ...97 P U P V ...

Страница 101: ...98 P W P N ...

Страница 102: ... causes Power supply problems System leakage or block PCB faulty Trouble shooting Check the power supply Check the connections and wires Stop the unit No Yes No Correct the connections or replace the wires Yes Replace the reactor Yes No Replace the IPM board Check the voltage between P and N Check the reactor Yes No Replace outdoor main PCB Remark Measure the DC voltage between P and N port The no...

Страница 103: ...Trouble shooting Check the air flow system of indoor and outdoor units Clear up the air inlet and outlet or the heat exchanger of indoor and outdoor units Yes No Yes Yes Power off then restart the unit 10 minutes later Check if the temperature of compressor No Check refrigerant system Yes Check the overload protector Correct the connection No Measure the resistance between the two ports of the OLP...

Страница 104: ...abnormal inverter compressor drive is detected by a special detection circuit including communication signal detection voltage detection compressor rotation speed signal detection and so on Supposed causes Wiring mistake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting ...

Страница 105: ...sor from PCB measure the resistance value with a tester Temperature Sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient temp T4 sensor Compressor discharge temp T5 sensor Measure the resistance value of each winding by using the multi meter ...

Страница 106: ...7 243 0 38991 2 28 39 8239 38 100 5 62961 78 172 1 25423 118 244 0 37956 1 30 37 1988 39 102 5 39689 79 174 1 2133 119 246 0 36954 0 32 35 2024 40 104 5 17519 80 176 1 17393 120 248 0 35982 1 34 33 3269 41 106 4 96392 81 178 1 13604 121 250 0 35042 2 36 31 5635 42 108 4 76253 82 180 1 09958 122 252 0 3413 3 37 29 9058 43 109 4 5705 83 181 1 06448 123 253 0 33246 4 39 28 3459 44 111 4 38736 84 183 ...

Страница 107: ... 25 222 8 36 97 34 32 76 169 7 82 116 241 2 357 3 27 211 4 37 99 32 94 77 171 7 566 117 243 2 294 2 28 200 7 38 100 31 62 78 172 7 321 118 244 2 233 1 30 190 5 39 102 30 36 79 174 7 086 119 246 2 174 0 32 180 9 40 104 29 15 80 176 6 859 120 248 2 117 1 34 171 9 41 106 28 81 178 6 641 121 250 2 061 2 36 163 3 42 108 26 9 82 180 6 43 122 252 2 007 3 37 155 2 43 109 25 86 83 181 6 228 123 253 1 955 4...

Страница 108: ...105 Appendix 3 10 11 12 13 14 15 16 17 18 19 20 21 22 48 50 52 54 56 58 60 62 64 66 68 70 72 23 24 25 26 27 28 29 30 31 32 33 34 35 74 76 78 80 82 84 86 88 90 92 94 96 98 ...

Страница 109: ...ure the resistance value of each winding by using the tester Position Resistance Value ASN98D22UFZ ASM135D23UFZ ATF235D22UMT ATF250D22UMT ATF310D43UMT ATQ420D1UMU Blue Red 1 57Ω 1 75 Ω 0 75 Ω 0 75 Ω 0 65 Ω 0 38Ω Blue Black Red Blue ...

Страница 110: ...veral MΩ P N U N U V V W W Red 4 Pressure on Service Port Cooling chart COOLING MODE Indoor Temp Outdoor temp 75 23 89 85 29 44 95 35 105 40 56 115 46 11 BAR 70 8 2 7 8 8 1 8 6 10 1 BAR 75 8 6 8 3 8 7 9 1 10 7 BAR 80 9 3 8 9 9 1 9 6 11 2 PSI 70 119 113 117 125 147 PSI 75 124 120 126 132 155 PSI 80 135 129 132 140 162 MPA 70 0 82 0 78 0 81 0 86 1 01 MPA 75 0 86 0 83 0 87 0 91 1 07 MPA 80 0 93 0 89 ...

Страница 111: ... 0 26 6 25 4 23 3 BAR 75 33 8 31 5 27 8 26 3 24 9 PSI 55 439 413 367 330 302 PSI 65 471 435 386 368 339 PSI 75 489 457 403 381 362 MPA 55 3 03 2 85 2 53 2 28 2 08 MPA 65 3 25 3 00 2 66 2 54 2 33 MPA 75 3 38 3 15 2 78 2 63 2 49 0 0 5 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 57 13 89 47 8 33 37 2 78 27 2 78 17 8 33 55 65 75 Pressure bar Outdoor temp ...

Страница 112: ...Disconnect the fan motor wire fan capacity wire room temperature sensor wire and evaporator temperature sensor wire 3 Screw off the screws to remove electronic control box 2 Remove the display board 1 Remove the cover of electronic control box Repeat the operation of step1 of No1 2 Disconnect the display board wire connected to PCB 3 Remove the sticker Four screws Connector Sticker 2 screws Plug o...

Страница 113: ...rs connected to the PCB and remove the ground wire after remove the screw 2 Remove the PCB from the electronic control box 4 Remove the fan capacitor 1 Remove the cover of electronic control box Repeat the operation of step1 of No1 2 Disconnect the fan capacity wire Repeat the operation of step2 of No1 3 Screw off the screw to remover it Press the four fixing holders from four corners to remove th...

Страница 114: ...emble the fan motor fixing clamps to remove the fan motor assembly and fan wheel assembly 8 Disassemble the fan wheels then you can remove the fan motor Press the clips to take off the volute shell Press Press 5 screws Rear cover board Total four screws at the left side and right side The fan motor assembly and fan wheel assembly can be removed after took off the 2screws used to fix the fan motor ...

Страница 115: ...1 of No 5 2 Screw off the screws to remove the water collector assembly 7 Remove the evaporator 1 Remove the water collector Repeat the operation of No 6 2 Remove the evaporator sensor 3 Remove the pipe clamp board 4 screws 3 screws 3 screws Evaporator sensor 2 screws 3 screws Water collector assembly ...

Страница 116: ...113 4 Remove the evaporator support board 5 Screw off the fixing screws to remove the evaporator 4 screws 1 screw ...

Страница 117: ...Screw off two screws Disconnect the display board wire and swing motor wire connected to the PCB Remove the grille 5 Loose the four screws and two wireropes then the panel can be disassembled 3 Remove the display board 1 Open the grille Repeat the operation of step1 of No 1 2 Remove the grille Repeat the operation of step2 of No 2 3 Disassemble the display board Remove the display Grill switch 2 s...

Страница 118: ...f step1 2 3 of No 2 2 Screw off 3 screws to remove the swing motor assy 3 Screw off 1 screws to remove the swing motor 5 Remove the PCB 1 Open the grille Repeat the operation of step1 of No 1 No need to remove the panel 2 Disassemble the electronic control box cover after remove the 2 screws 2 screws 4 screws 3 screws 1 screw ...

Страница 119: ...l 2 Remove the electronic control box cover Repeat the operation of step 2 of No 5 3 Pull out all the plugs or connectors connected to the electronic control box 4 Remove the electronic control box Remove the 2 screws to disassemble the electronic control box 7 Remover the fan wheel 1 Repeat the operation of No 5 2 Remove the ventilation ring Release the 4 screws to disassemble it 2 screws Pump RY...

Страница 120: ... fan motor 1 Repeat the operation of No 6 2 Remove the fixing board of fan motor wire 3 Remove the 5 screws to disassemble the fan motor 9 Remove the water collecting 6 Remove the panel Repeat the operation of No 2 7 Remove the electronic control box Repeat the operation of No 6 3 nuts 5 screws ...

Страница 121: ...er collecting assembly 10 Remove the draining pump 1 Remove the panel Repeat the operation of No 2 2 Remove the electronic control box Repeat the operation of No 6 3 Remove the water collecting assembly Repeat the operation of No 9 4 Disconnect the drain pipe 5 Release 2 screws to remove the pump supporter Be careful of the connection wires ...

Страница 122: ...out of the supporter 11 Remove the evaporator 1 Remove the water collecting assembly Repeat the operation of No 9 2 Remove the seal board of evaporator 3 Remove the evaporator fixing board 4 Remove the evaporator fixing clamps to disassemble the evaporator 3 screws Fixing clamps 1 screw 4 screws ...

Страница 123: ... filter 2 Remove the electronic control box 1 Remove the air front panel Open the front panel Repeat the operation of step1 of No 1 Remove the string Allowing the front panel to fall forward will enable you to remove it 2 Remove the filter Repeat the operation of step 2 of No 1 3 Remove four fixing screws to remove the panel frame assembly 4 screws push push ...

Страница 124: ... wires evaporator coil temperature sensor T2 wire and two grounding wire yellow green to remove the electronic control box 3 Remove the PCB 1 Take out the electronic control box from the body and remove its cover Repeat the operation of step1 step6 of No2 T2 Louver motor connector DC motor connector Louver motor connector Screws of the grounding wire ...

Страница 125: ... step1 step of No2 2 Remove the fixing glue to remove the display board 5 Remove the switch board 1 Remove the electronic control box Repeat the operation of step1 step of No2 2 Remove the fixing glue to remove the display board 7 Remove the air outlet grille assembly 1 Remove the front panel assembly and the panel frame assembly Repeat the operation of step1 step2 and step3 of No 2 2 screws ...

Страница 126: ... 2 Screw off the screws to remove the motor 9 Remove the louver motor of the water collector 1 Remove the front panel assembly and the panel frame assembly Repeat the operation of step1 step2 and step3 of No 2 2 Remove the cover of louver motor 3 Screw off the screws to remove the motor 10 Remove the water collector 1 Remove the front panel assembly and the panel frame assembly Repeat the operatio...

Страница 127: ...rator assembly 1 Remove the electronic control box Repeat the operation of No 2 to remove the electronic control box 2 Remove the air outlet grille assembly Repeat the operation of No 7 to remove the air outlet grille assembly 3 Remove the evaporator sensor and release the pipe strap 4 screws Louver motor connector ...

Страница 128: ...ssembly Repeat the operation of No 7 to remove the air outlet grille assembly 3 Remove four fixing screws to remove the ventilation assembly 4 Remove the hex nut fixing the fan to remove the fan 13 Remove the fan motor 1 Remove the centrifugal fan Repeat the operation of No 12 to remove the centrifugal fan 2 Remove the fan motor after unfastening three fixing screws 3 screws Each side has two scre...

Страница 129: ... OFF the power breaker 2 Remove the big handle first then remove the top cover 3 screws 3 Remove the screws of front panel 6 screws 4 Remove the screws of the right side panel 6 screws 2 4 3 2 Fan ass y How to remove the fan ass y Fan ass y Screws of front panel 6 screws Screws of top panel 3 screws 1 screws is under the big handle Electronic control box 3 screw of big handle ...

Страница 130: ...er remove the panel plate following procedure 1 2 Remove the nut fixing the fan and remove the fan 3 Unfix the hooks and then open the electronic control box cover 2 3 Compressor and liquid gas separator reactor ...

Страница 131: ...128 4 Disconnect the connector for fan motor from the electronic control board 5 Remove the four fixing screws of the fan motor then remove the motor 4 5 ...

Страница 132: ...the two connectors for the compressor and the reactors 3 Pull out the two blue wires connected with the four way valve 3 Pull out connectors of the compressor top temp sensor condenser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 4 Disconnect the Compressor crankcase 1 2 3 ...

Страница 133: ...ctor 5 Disconnect the electronic expansion valve wire from the control board 6 Remove the ground wires 7 Remove the power supply wires old label L1 L2 S new label 1 2 3 8 Then remove the electronic control box 4 6 7 5 ...

Страница 134: ...rts of four way valve and pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 5 Compressor How to remove the compressor 1 After perform work of item1 2 3 2 Remove the discharge pipe and suction pipe with a burner 3 Remove the hex nuts and washers fixing the compressor on bottom plate 4 Lift the compressor from the base pan as...

Страница 135: ...nel plate 1 Stop operation of the air conditioner and turn OFF the power breaker 2 Remove the top panel 7 screws 3 Remove the screws of front panel 9 screws 4 Remove the screws of the right side panel 10 screws 2 4 3 4 screws of top panel 9 screws of front panel 3 screws of big handle ...

Страница 136: ...ng procedure 1 remove the hex nut fixing the fan and then remove the fan 2 Unfix the hooks and then open the electronic control box cover 1 2 T3 T4 T5 sensor wire Motor wire Electronic expansion valve Compressor wire 4 way valve wire Electric pipe heater and Crankcase electric heater ...

Страница 137: ... electronic control board 4 Remove the four fixing screws of the fan motor 5 Then remove the fan motor 3 Electrical parts How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the connectors for the compressor and reactor 1 4 ...

Страница 138: ...y valve 3 Pull out connectors of the compressor top temp sensor condenser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 4 disconnect the electronic expansion valve wire 5 remove the compressor Crankcase electric heater 3 3 4 2 5 ...

Страница 139: ...136 6 Remove the grounding screw 7 Remove the power supply wires old label L1 L2 S new label 1 2 3 8 Then remove the electronic control box 6 7 ...

Страница 140: ...rts of four way valve and pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 3 5 Compressor How to remove the compressor 1 After perform work of item1 2 3 2 Remove the discharge pipe and suction pipe with a burner 3 Remove the hex nuts and washers fixing the compressor on bottom plate 4 Lift the compressor from the base pan ...

Страница 141: ...d turn OFF the power breaker 2 Remove the big handle first then remove the top panel 7screws 3 Remove the screws of the front panel 11 screws 4 Remove the screws of the right side plate and remove the right side plate 12 screws 2 Fan ass y How to remove the fan 3 screws of top panel 11 screws of front panel 4 screws of big handle 2 3 4 ...

Страница 142: ...remove the fan 2 Unfix the hooks and screws then open the electronic control box cover 3 Disconnect the connector for fan motor from the electronic control 1 2 Electric pipe heater and Crankcase electric Heater wire Motor wire Electronic expansion Valve wire 4 way valve T3 T4 T5 sensor wire Compressor wire ...

Страница 143: ...electrical parts 1 After finish work of item 1 and item 2 remove the three connectors for the compressor and the compressor crankcase heater and the electric heater 2 Pull out the two blue wires connected with the four way valve 3 Pull out connectors of the compressor top temp sensor condenser coil temp sensor T3 outdoor 1 2 2 ...

Страница 144: ...rge temp sensor T5 4 Disconnect the electronic expansion valve wire from the control board 5 Remove the grounding screw 6 Remove the power supply wires old label L1 L2 S new label 1 2 3 7 Then remove the electronic control box 3 4 5 4 6 5 ...

Страница 145: ...ts of four way valve and pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 3 4 5 Compressor How to remove the compressor 1 After perform work of item1 2 3 2 Remove the discharge pipe and suction pipe with a burner 3 Remove the hex nuts and washers fixing the compressor on bottom plate 4 Lift the compressor from the base pan...

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