Table of Contents Page 1.GENERAL 2.SPECIFICATION 3.OUTLINES AND DIMENSIONS 3-1 INDOOR 3-2 OUTDOOR 4. DIAGRAM&DATA 4-1 Refrigerant Flow Diagram 4-2MAX. Refrigerant Pipe Length and Height Difference 4-3 Electric Diagrams 4-4Air flow and ESP Chart Diagrams(for duct type) 5.ELECTRICAL DATA 5-1 Electric Wiring Diagrams 5-2.
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1.GE ENERAL Features t Type Ai ir Conditi oner eatures Save Inst tallation Spa indoor unit c can be install led inside the e ceiling con nveniently. Optional Static Press 8k: optional 1 10Pa /30Pa, 24K/36K 50 Pa/80Pa(Fo r AUD-24UX4 4SALH1&AUD D-36UX4SAMH H1,freely...
1.GENERAL The unit is also installed with down-air-inlet type and the noise will increase about 5-6 Self Recovery of Power Break When the power supply is recovered after break, all preset are still effective and the air-conditioner can run according to the original setting. Fault Self-diagnose Function When there is something wrong with the air-conditioner,the micro computer could diagnose the faults, which can be read from the display and is convenient for...
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1.GE ENERAL Cassette T Type Air Condition eatures Save Inst tallation Spa The indoo or unit can b be installed in nside the ceil ling convenie ently. High Effic ciency and E Environment Friendly New w Refrigeran t-R410A R410A ca an protect th e environme ent and do no...
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1.GENERAL Ceiling &Floor Air Conditioner Features Save Installation Space The indoor unit’s thickness is only 230mm,can be installed inside the ceiling conveniently. Flexible Installation Options According to the actual installation space,The indoor unit can be installed in the ceiling or on the floor. One unit, Two installation method. High Efficiency and Environment Friendly New Refrigerant-R410A R410A can protect the environment and do not harm to the ozone layer.
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1.GENERAL Fault Self-diagnose Function When there is something wrong with the air-conditioner, the micro computer could diagnose the faults, which can be read from the display and is convenient for maintenance. 5 ...
1.GENERAL 1.3 MODEL IDENTIFICATION A U C -18 U R 4 S Z A A 1 serial number K:Outdoor Unit Indetification G:Indoor Unit Indetification S:Refrigement R410A F:Refrigement R22 4:220V-240V/50HZ/1P 6:380V-415V/50HZ/3P X: Wire Romote Controller R:Wireless Romote Controller U:DC-Invert Heat Pump Type H:Heat Pump Type C:Cooling Only Cool Capacity:18x10 Btu/h Type:D-Duct Type,C-Cassette Type,V-Ceiling&Floor Type,W-Outdoor Unit Unit...
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1.GE ENERAL .4 Produ uct Pict ture uct Typ Model AUD-18UX4 4SGKL AUD-24UX4S SZLH ndoor utdoor AUD-48UX6S SPHH Model AUD-36UX4 4SAMH AUD-48UX6S SPHH ndoor utdoor 8 ...
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1.GE ENERAL AUD-18UX4 4SZKL1 AUD-24UX4S SALH1 Model ndoor utdoor AUD-36UX4 4SAMH1 Model ndoor utdoor 9 ...
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1.GE ENERAL assette T Model AUC-18UX4 4SGAA AUC-24UX4S SZEA ndoor utdoor AUC-48UX6S SPFA Model AUC-36UX4 4SAEA AUC-60UX6S SPFA ndoor utdoor ...
4 DIAGRAM&DATA 24k &36K type Stop Valve Ambient temperature Ambient Discharge sensor temperature temperature sensor sensor 4-Way Valve Discharge Coil Pressure temperature Outdoor Switch sensor Coil heat temperature exchanger sensor Suction temperature sensor Indoor heat exchanger Defrost temperature sensor Accumulator Compressor strainer strainer...
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4 DIAGRAM&DATA 48K&60K Stop Valve Ambient temperature Ambient Discharge sensor temperature temperature Suction sensor sensor Pressure 4-Way Valve Switch Discharge Coil Pressure temperature Outdoor Switch sensor Coil heat temperature exchanger sensor Suction temperature sensor Indoor heat exchanger Defrost temperature sensor Accumulator Compressor strainer...
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4 DIAGRAM&DATA 4-2MAX. Refrigerant pipe length and height difference *Do your best to reduce the pipe length. Long pipe may cause capacity of the indoor unit incline. Total refrigerant pipe length Outdoor unit precharged 0m~5m 5m~60m AUW‐18U4SG 1270g 0g Xg = 15g / m × (Total pipe length(m) ‐5) AUW‐24U4SZ 1500g 0g AUW-36U4SA 2100g 0g AUW-18U4SZ1 1400g 0g AUW-24U4SA1 1680g 0g AUW-36U4SA1 2100g 0g Xg =35g / m ...
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4 DIAGRAM&DATA 4-3ELECTRIC Diagrams Recommend Wire Size Power Source Transmitting Cable Model POWER SUPPLY Cable Size Size (mm2) (mm2) 220-240V,50Hz 3×1.5 4×0.75 24K/36K 220-240V,50Hz 3×2.5 4×0.75 380~415V,3N~,50Hz 48K/60K 5×2.5 4×0.75 ● Use an ELB (Electric Leakage Breaker). If not used, it will cause an electric shock or a fire.
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4 DIAGRAM&DATA (B) Check to ensure that the stop valves of the outdoor unit are fully opened and then start the system. ● Pay attention to the following items while the system is running. (A) Do not touch any of the parts by hand at the discharge gas side, since the compressor chamber and the pipes at the discharge side are heated higher than 90 .
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4 DIAGRAM&DATA 4-4Air flow and ESP Chart Diagrams(for duct type) 18K 18K Curve for 10Pa ESP 1000 Air flow(m3/h) 18K Curve for 30Pa ESP 1000 1100 Air flow(m3/h) 39 ...
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4 DIAGRAM&DATA 24K 24K Curve for 50Pa ESP 700 800 900 1000 1100 1200 1300 1400 Air flow(m3/h) 24K Curve for 80Pa ESP 600 700 800 900 1000 1100 1200 1300 1400 1500 Air flow(m3/h) 40 ...
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4 DIAGRAM&DATA (AC MOTOR) 36K Curve for 50Pa ESP 900 1100 1300 1500 1700 1900 Air flow(m3/h) 36K Curve for 80Pa ESP 800 1000 1200 1400 1600 1800 2000 Air flow(m3/h) 41 ...
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Ceiling & Floor type 18k,48k,60k 24k,36k...
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2.Control board for outdoor unit 1) OUTDOOR CONTROL BOARD AUW-18U4SG 1) CONTROL BOARD(AUW-18U4SG) CONTROL BOARD(AUW-24U4SZ)...
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AC fan motor Heater N N OUT Earth AC N IN 4-way valve AC L IN Heater L Communication SI IPM-SI Communication N IPM power High pressure switch Liquid and Gas Sensor Electric expansion valve Outdoor/suction/coil Sensor Overload protection switch Discharge Sensor CONTROL BOARD(AUW-36U4SA)...
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4-way valve Heater N 4-way valve N OUT Heater L AC N IN AC fan motor Earth AC L IN Electric expansion valve Communication SI IPM power IPM-SI Communication N AC L OUT Suction Sensor High pressure switch Outdoor Sensor Discharge Sensor Low pressure switch coil/defrost Sensor...
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Heater N 4-way valve N OUT Heater L AC N IN Earth AC L IN Electric expansion valve Communication SI IPM power IPM-SI Communication N AC L OUT Suction Sensor High pressure switch Outdoor Sensor Discharge Sensor Low pressure switch coil/defrost Sensor IPM Board IPM Board(AUW-18U4SG)...
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To Electrolytic Capacitor + To PFC Inductor-2 AC L IN To PFC Inductor-1 To Electrolytic Capacitor - AC N IN IPM Power To Compressor W To Compressor V To Compressor U To Main Control To Electrolytic Board Capacitor + (AUW-24U4SZ / AUW-36U4SA) To PFC To PFC Inductor-1...
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(AUW-48U6SP、AUW-60U6SP) AC IN-W Compressor AC IN-V Contacto Compressor AC IN-U Inductor Compressor AC IN Inductor L1 Contact IPM-SI...
5-4. Digital Display Switch of Outdoor Digital Display Switch Introduction It can be used to check outdoor running parameters. There are 3 buttons on the digital display board: 1)SWITH button:Indoor parameters and outdoor parameters can be select in turn by press it. P--outdoor unit,H--indoor unit;...
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rapidly lowers. Parameters can be checked as following table below. Parameter Descriptions code Protect Code or Error Code Target Frequency Driver Frequency Outdoor Electronic expansion valve Opening Outdoor Electronic expansion valve Target Opening Upper DC Motor Revolving Speed AC Input Voltage Current P.10 Modular Temperature...
5-5. Static Pressure Setting(only for duct type) CHANGE OF STATIC PRESSURE The static pressure outside the indoor unit can be chosen . Models except AUD-24UX4SALH1 & AUD-36UX4SAMH1 : You can change the static pressure by changing the fan motor terminal which refer to following Fig.below: AUD-24UX4SALH1 &...
5-6.AMBIENT TEMPERATURE REVISE(INDOOR) when indoor unit highly mounted,because of hot air floatation,cold air sinks,so the ambient temperature sensed by indoor unit is higher than the actual.Then the ambient temperature need to be revised. It can be changed by using specific wire remote controller(YXE-C01U). Operation details, please refer to wire remote controller manuals .
6-1 Indoor control mode 1.Major general technical parameters 1 Conditionings for operation: Ambient temperatures: (-15 - +45 ℃), relative humidity (45 - 85%). 2 Remote receiver distance: 8 m. 3 Remote receiver angle: Less than 80 degrees. 4 Temperature control accuracy: ±1℃. 5 Time error: Less than 1%.
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conditioner has not received a signal from the remote controller when the set time is up, it will automatically start and operate in the preset conditions. 2. Timer off: When set to stop in a set time by the remote controller, the air conditioner will start in the timer off condition.
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In the heating-run, to prevent the indoor fan from blowing cold air, the indoor fan will stop or run slowly until the coil is warmth. 3.8 blow waste heating and waste cooling function The heating mode, remote shutdown, such as indoor heat exchanger temperature is higher, the wind blowing out opportunities continue to run the waste heat.
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6-2 Outdoor mode control Summarization 18k、24k、36K 1. Voltage scale: 176V~253V,50Hz 2. Storage temperature scale: -40℃~85℃ 3. Storage humidity scale: PH30%~PH95% 4. Working temperature:-20℃~85℃ 5. accuracy for temperature control: ±0.5℃ 48 k、60k 1. Voltage scale: 305V~438V,50Hz 2. Storage temperature scale: -40℃~85℃ 3.
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2.1Cooling Anti-freeze Protection To prevent indoor air conditioner evaporator temperature is too low, the indoor coil sensor for real time detection of evaporator. If the indoor coil temperature is too low, the compressor will protect. 2.2 Overload Protection Air can heat exchanger temperature sensor for monitoring, when the sensor when the temperature is too high, the compressor will be automatic protection 2.3 Exhaust temperature protection To prevent deterioration due to high exhaust temperature of compressor, the...
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To prevent compressor from restart frequently in the condition that system pressure has not been completely balanced, it can’t be restarted within 3 minutes. 2.8 Pressure Protection: When the pressure increases to a preset value, the pressure switch will automatically protect. Compressor will stop and report the fault code protection.
7-1- Error code When the air conditioner failure occurs, the fault code will displays on outdoor control board , wire remote controller or display panel. 1. INDOOR UNINT FAULT CODE DISPLAY WALL MOUNTED TYPE Run the air-conditioner by wireless remote controller , continue pressing the“SLEEP ”button for 4 times, fault codes will flashing rapidly on the...
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DUCT TYPE AND CASSETTE TYPE (1) ERROR CODES INDICATED BY WIRE REMOTE CONTROLLER(see fig. below) When display“FE” ,shows that the wire controller can’t receive the signals of indoor unit control board ,please check communication wires. When failure occurs, this lamp light ON. This number shows ERROR CODE.
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LED FALSH CONTROL:flash 300mS(T1),off 300mS(T2),after 2000mS(T3)fault code repeat displays. (as shown below) T1 T2 Fig.2 LED FALSH CONTROL 3.Duct type indoor units of VRF---FAULT CODE DISPLAY BY INDOOR BOARD LED2 and LED5 are failure indicate lamps, LED2(RED) indicate fault code ten digit number, LED5(GREEN) indicate single digit number code...
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2.OUTDOOR UNINT FAULT CODE DISPLAY (1) ON/OFF UNITARY TYPE(equipped with outdoor control box) Fault code display by indicate lamps of outdoor control board. LED2-fault code lamp LED FALSH CONTROL:flash 300mS(T1),off 300mS(T2),after 900mS(T3)fault code repeat displays. (as shown below) T1 T2 (...
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The following is the fault code table of outdoor. Fault Fault description Fault description REMARKS code Outdoor environment Outdoor environment temperature temperature sensor short sensor fault circuit or open circuit The outdoor coil temperature The outdoor coil sensor fault sensor short circuit or open circuit Current protective device EEprom Data error EEprom Data error or EE chip fault...
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Fault Fault description Fault description REMARKS code protection pressure The outdoor coil temperature is too Refrigeration overload protection high to reach refrigeration temperature shutdown protection Exhaust temperature sensor short Exhaust temperature sensor fault circuit or open circuit MUTI-SPLIT TYPE AC voltage of high and low voltage protection Power input AC voltage is too low or ONLY / fault...
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Fault Fault description Fault description REMARKS code FOR MUTI-SPLIT Expansion valve D thick pipe sensor Expansion valve D thick pipe sensor fault outdoor short circuit or open circuit High discharge pressure fault VRF outdoor Low suction pressure fault VRF outdoor Application of three-phase power Current sensor fault...
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The following is the fault code table of indoor. FAULT FAULT DISCRIPTION REMARKS CODE Panel key ADfault Only for MUTI-SPLIT The front panel fault is not in place Only for MUTI-SPLIT (two upper and lower position detecting switch and also put in place or not in place) Room Temperature Sensor Fault Only for MUTI-SPLIT...
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Outlet temperature sensor fault The water side entrance temperature sensor fault The water side entrance temperature sensor fault Humidity sensor failure Communication between main control board &Wiring remote controller Fault(display on wiring remote controller) Communication between main control board &display board Fault (displays on display board)...
8-1. Check refrigerant system TEST SYSTEM FLOW Conditions: ① Compressor is running. ② The air condition should be installed in good ventilation. Tool: Pressure Gauge Technique: ① see ② feel ③ test ----- Tube defrost. FEEL ----- The difference between tube’s temperature. TEST ----- Test pressure.
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Test system flow Cooling mode Test system The pressure on the pressure.Does the low high side. pressure normal at service part ? Recharge refrigerant after air purging with If the pressure is The pressure on the the vacuum close to static low side.
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Ceiling & Floor type YSK110-22-4-A M: 187Ω A1:37.5Ω A2:27.8Ω A3:146Ω 24K-- DC MOTOR SIC-70CW-F1100-6 36K-- DC MOTOR SIC-70CW-F1140-3 48K,60K Y7S423C032 WHITE-BLACK:42.69 BLACK-BLUE:9.19 BLUE-YELLOW:9.09 RED-BLACK:36.41...
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Test in resistance. TOOL: Multimeter. Test the resistance of the main winding. The indoor fan motor is fault if the resistance of main winding 0(short circuit)or∞(open circuit). Test in voltage TOOL: Multimeter. Insert screwdriver into to rotate indoor fan motor slowly for 1 revolution or over, and measure voltage “YELLOW”...
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2. OUTDOOR FAN MOTOR MOTOR EXAMINE AND REPAIR Circuit diagram AUW-18U4SZ1, AUW-24U4SA1&AUW-36U4SA1—DC MOTOR 18K-- MOTOR MODEL:ARW4401QH 24K-- MOTOR MODEL:SIC-71FW-D8121-1 36K-- MOTOR MODEL:SIC-71FW-D8121-1 Circuit diagram AUW-18U4SG YDK29-6I-22: Winding BROWN "M"-The Main Winding "A"-The Auxiliary Winding Capacitor Hot Protector 130℃ WHITE PINK PURPLE YELLOW Winding resistance ( at 20℃)
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BROWN YELLOW WINDING M: Main winding A: Auxiliary winding Capacitor Hot protector WHITE BLACK BLUE Winding resistance ( at 20℃) M1:59.1Ω M2:20.3Ω M3:15.3Ω A: 85.8Ω 48K,60K YDK65-6-9024、YDK65-6-9061 Winding resistance ( at 20℃) M:83.0Ω A1:23.4Ω A2:14.0Ω A3: 63.5Ω Test in resistance. TOOL: Multimeter.
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AUW-60U6SP(LNB42FSAMC) Test in resistance. TOOL: Multimeter. Test the resistance of the winding. The compressor is fault if the resistance of winding 0(short circuit)or∞(open circuit) Familiar error: 1)Compressor motor lock. 2)Discharge pressure value approaches static pressure value . 3)Compressor motor winding abnormality. Notes:...
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4. INDUCTANCE Familiar error: 1)Sound abnormality 2)Insulation resistance disqualification. 5. STEP MOTOR Test in resistance. TOOL: Multimeter. Test the resistance of winding. The stepper motor is fault if the resistance of winding 0(short circuit)or∞(open circuit). 6. FUSE Checking continuity of fuse on PCB ASS’Y. 1) Remove the PCB ASS’Y from the electrical component box.
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* The capacitor is “good” if the pointer bounces to a great extent and then gradually returns to its original position. * The range of deflection and deflection time differ according to the capacity of the capacitor. Multimeter Compressor motor capacitor Fan motor capacitor...