全自动空调系统培训课件分解.ppt

1、FULL AUTOMATICAIR CONDITIONINGSYSTEM（FATC）SYSTEM SPECIFICATION类型润滑油(FD46XG)排量热保险丝H/P(off)H/P(on)M/P(off)M/P(on)L/P(off)L/P(on)H/P:高压,M/P:中压 L/P:低压三元压力开关32.0 2.011.5 1.22.3 0.252.0 0.226.0 2.015.5 0.8说明说明组成组成HS-18(SWASH TYPE)184 OFF压缩机制冷剂与添加量180cc/revR134a,68025g150 10cc kg/GSYSTEM LOCATIONA/C 继电器继电器

2、鼓风机继电器鼓风机继电器高速继电器高速继电器压缩机压缩机储液干燥罐储液干燥罐AQS加热加热/蒸发器蒸发器湿度传感器湿度传感器FATC模块模块室内温度室内温度传感器传感器Amb传感器传感器光照传感器光照传感器功率三极管功率三极管部件位置索引部件位置索引 制冷管路更换：HA-31膨胀阀压缩机更换：HA-36检查：HA-37分解：HA-39三元压力开关电路图：HA-45冷凝器更换：HA-43冷凝器风扇部件：HA-41室外温度传感器检查：HA-53A.Q.S(空气质量传感器)检查：HA-51REFRIGERANT CIRCUITCONDENSERR-134A,PARALLEL FLOW TYPE 蛇蛇

3、 行行 式式 平平 行行 式式 Release the high pressurized refrigerant and oil-Operating pressure:35.342.2kg/COMPRESSOR(SWASH PLATE TYPE)安全阀安全阀(Pressure Relief Valve)THERMAL FUSE皮带保护皮带保护(184 OFF)3)蒸汽泡的分离蒸汽泡的分离2)制冷剂存储制冷剂存储VaporLiquid FILTER PAD FILTER PADFUNCTION1)制冷剂净化制冷剂净化RECEIVER/DRIVERTRIPLE SWITCHMEDIUM(3)MED

4、IUM(4)LOW&HIGH(1)LOW&HIGH(2)LOWHIGHMEDIUM(1)(3)(4)(2)ELECTRIC DIAGRAM高压高压&低压低压:压缩机控制压缩机控制中压中压:冷凝器风扇控制冷凝器风扇控制高压高压中压中压低压低压ECMTRIPLE SWITCH压力压力(Kg/cm2)压缩机压缩机冷凝器风扇冷凝器风扇备注备注ONONONONONONONOFFOFFOFF2.3 15.515.5 32.032.0 26.0 11.511.5 2.0压力升高压力升高压力升高压力升高压力降低压力降低压力降低压力降低压力过高压力过高1.压缩机压缩机&冷凝器风扇控制表冷凝器风扇控制表TRIPL

5、E SWITCH 低压低压&高压开关高压开关(kg/cm2)中压开关中压开关(kg/cm2)ONOFF11.51.215.50.8ONOFF2.00.22.30.25262.0322.02.SWITCH ON&OFF RANGE(高压高压)(低压低压)(中压中压)电路示意图MMA/CCOMP.MIDHIGH/LOWA/C outputB+B+A/C“ON”inputA/C pressure switch inputFIN SENSORA/C RELAYCON.FANRAD.FANA/C relay controlFATC INPUT&OUTPUTCONTROLMODULEAMB传感器传感器FI

6、N传感器传感器室内温度传感器室内温度传感器光照传感器光照传感器湿度传感器湿度传感器AQS传感器传感器AUTO 开关开关OFF 开关开关A/C开关开关AQS开关开关AMB开关开关TEMP开关开关DEF开关开关BLOWER开关开关MODE开关开关INTAKE开关开关显示显示鼓风机高速继电器鼓风机高速继电器功率三极管功率三极管温度门执行器温度门执行器模式执行器模式执行器ECM温度门温度门模式门模式门压缩机压缩机INPUTOUTPUT功率三极管功率三极管内外循环执行器内外循环执行器AQS 控制控制进气门进气门HEATER UNITHEATER UNITFRERECBLOWER MOTOREVAPORA

7、TORHEATER COREFLOORMODEDOORVENTMIXDEFINTAKEDOORTEMP.DOOR(MAX HOT)HEATER UNITFRE外外REC内内BLOWER MOTOREVAPORATORHEATER COREFLOORMODEDOORVENTMIXDEFINTAKEDOORTEMP.DOOR(MAX COOL)部件示意图部件示意图 编号编号名称名称编号编号名称名称1室内空气循环进气孔8除霜通风门（上风门）2室外空气进气孔9仪表盘罩通风门（中风门）3除霜通气孔（上风口）10底板通风门（下风门）4仪表盘罩通风孔（中风口）11空气滤清器5底板通风孔（下风口）12鼓风机总

8、成6内外气选择风门13蒸发器芯7温度控制风门14加热器芯MAX A/CMAX A/C模式模式 当选择MAX A/C时：-内外气选择风门：室内空气循环-温度控制风门：最冷-除霜通风门：关闭-仪表盘罩通风门：打开-底板通风门：关闭-空调压缩机：ON-鼓风机电机：ONA/CA/C模式模式 当选择A/C时：-内外气选择风门：室外空气进入-温度控制风门：可以选择-除霜通风门：可以选择-仪表盘罩通风门：可以选择-底板通风门：可以选择-空调压缩机：ON-鼓风机电机：ON仪表盘罩（中风口）模式仪表盘罩（中风口）模式 当当选择仪表盘罩时：-内外气选择风门：室外空气进入-温度控制风门：可以选择-除霜通风门：关闭-

9、仪表盘罩通风门：打开-底板通风门：关闭-空调压缩机：可以选择-鼓风机电机：ONOFFOFF 当选择OFF时：-内外气选择风门：室内空气循环-温度控制风门：可以选择-除霜通风门：打开-仪表盘罩通风门：关闭-底板通风门：关闭-空调压缩机：OFF-鼓风机电机：OFF仪表盘罩仪表盘罩/底板（中风口底板（中风口/下风口）模式下风口）模式 当选择仪表盘罩/底板时：-内外气选择风门：室外空气进入-温度控制风门：可以选择-除霜通风门：关闭-仪表盘罩通风门：打开-底板通风门：打开-空调压缩机：可以选择-鼓风机电机：ON底板（下风口）模式底板（下风口）模式 当选择底板时：-内外气选择风门：室外空气进入-温度控制风

10、门：可以选择-除霜通风门：关闭-仪表盘罩通风门：关闭-底板通风门：打开-空调压缩机：可以选择-鼓风机电机：ON底板底板/除霜（下风口除霜（下风口/上风口）模式上风口）模式 当选择底板/除霜模式时：-内外气选择风门：室外空气进入-温度控制风门：可以选择-除霜通风门：打开-仪表盘罩通风门：关闭-底板通风门：打开-空调压缩机：可以选择-鼓风机电机：ON除霜（上风口）模式除霜（上风口）模式当选择除霜模式时：-内外气选择风门：室外空气进入-温度控制风门：可以选择-除霜通风门：打开-仪表盘罩通风门：关闭-底板通风门：关闭-空调压缩机：ON-鼓风机电机：ONEVAPORATOR UNITEVAPORATOR

11、 AND BLOWER UNIT1.前视图前视图FIN 传感器传感器滤清器滤清器大功率三极管大功率三极管进气门执行器进气门执行器鼓风机马达鼓风机马达风机继电器风机继电器高速继电器高速继电器EVAPORATOR AND BLOWER UNIT2.后视图后视图 冷凝剂出口冷凝剂出口冷凝剂入口冷凝剂入口 鼓风机马达鼓风机马达排放管排放管进气门执行进气门执行器器进气门进气门EVAPORATOR AIR FILTER1.DESCRIPTIONEmploying combination filter,dust and odor in the air is effectively removed.2.LIF

12、E TIMEFilter replacement period is 5,000 12,000km.But this can be shorten if the road condition is bad causing more dust and black smoke in the air.3.HOW TO REPLACE Remove the glove box.Pull the locking part of the air filter coverAir filter coverEVAPORATOR AIR FILTERCAUTION!Make sure that arrow mar

13、k on the filter is pointing the evaporator core side.BLOWER MOTOR ASSEMBLY+PIN-PINMotor:magnet motor(70)额定电压:12V 无负载 -speed:3300 rpm(min)-current:3.0A(max)有负载 -rated load:4.4 kgf-cm -speed:2900 300 rpm -current:18.3 1.3A(max)工作温度-30 80 BLOWER SPEED CONTROL DEVICE1.功率三极管功率三极管 安装位置POWER TRBLOWER SPEED

14、 CONTROL DEVICE POWER TR AND PIN ASSIGNMENT COLLECTORBASEEMITTERMBATTERYIG2BLOWERMOTORBLOWERSPEEDVOLTAGE(V)25.2 0.548.1 0.5610.8 0.5Measure voltagevCONTROLLER(B+:12V)POWER TRHIGH SPEED BLOWER RELAYBLOWER RELAYBCE*CONDITION:IG ON,FATC ON POWER TR INSPECTION METHOD 1BLOWER SPEED CONTROL DEVICEMBATTERY

15、IG2BLOWERMOTORMeasure voltage:B+vCONTROLLERPOWER TRHIGH SPEED BLOWER RELAYBLOWER RELAYBCEv POWER TR INSPECTION METHOD 2*CONDITION:IG ON,FATC OFFMeasure voltage:Variable(up/down blower speed switch)*CAUTION:Do not pull off the TR during blower operation.BLOWER SPEED CONTROL DEVICEHIGH SPEED BLOWR REL

16、AYBLOWER SPEED CONTROL DEVICE2.鼓风机高速继电器鼓风机高速继电器 安装位置INTAKE ACTUATORFATCMCCWCWRECFRERECFRE-+-+端子编号端子编号NO.1NO.2模式模式V*电压检测时按下此开关电压检测时按下此开关12+-+-TEMP DOOR ACTUATOR TEMP DOOR ACTUATOR is located in the bottom of the heater unit.The actuator controls the position of the temperature blend door based on the

17、 voltage signal from the FATC module.Potentiometer inside actuator sends a feedback signal to the controller and controller cuts off the the voltage signal coming from the controller when the required door position is achieved.Temp door actuator2 3 4 51connectorPOTENTIOMETER CHARACTERISTICSWhen 5V b

18、etween pin 3-5,above voltage is obtained between pin 4-5.22COOLHOT4.7V0.3VMODE ACTUATORMMICOMMODE S/WDRIVEICMODEVENTBi-LEVFLOORM I XDEF VENT BI-LEVEL FLOOR MIX DEF*G:GroundIG2(+)GROUNDIC G +G +G +G +G TEMP DOOR ACTUATORFATCM+-MICOMVcc(+)5VActuatorCOOLWARM4.7V0.3VTEMP S/W2.5V*Feedback line open or sh

19、ort:选择选择17 24.5:MAX COOL位置位置 选择选择 25 32:MAX HOT位置位置CONNECTORFIN SENSOR1.DESCRIPTIONFin sensor are installed in the evaporator in order to detect the temperatureof evaporator.It prevent evaporator from freezing.2.FIN SENSOR LOCATION :inserted into the evaporator pin2 1FIN SENSORTEMP.()RESISTANCE()OUT

20、PUTVOLTAGE(V)TEMP.()RESISTANCE()OUTPUTVOLTAGE(V)-514.233.2156.002.14-212.423.04204.911.9011.362.93254.031.67210.402.83303.341.4759.122.66352.781.29107.382.4402.281.11 CHARACTERISTICS OF FIN SENSOR ON/OFF TEMPERATURE:0 0.5 OFF 3.5 4 ON INCAR SENSORThe in-car sensor is located in the FATC control pann

21、el.it contains a thermistor,which measures the temperature of the air inside the passenger compartment.It senses the passenger compartment temperature,changes the resistance value,and enters the corresponding voltage into the automatic temperature control module(FATC).INCAR SENSORThe in-car sensor i

22、s located inside FATC controller.Type:Aspirator hoseINSTALL LOCATIONIn-car sensor with aspirator hoseINSPECTION Resistance characteristic(NTC:negative thermal coefficient)*MEASUREMENTPHOTO SENSORThe photo sensor is located on the center of crash pad assembly.It contains a photovoltaic(sensitive to s

23、unlight)diode.Output voltage(mV)LUX 21.410,00036.020,00046.630,00058.840,00067.750,00076.260,00083.770,000Characteristics of photo sensorPHOTO SENSOR(FATC)INSPECTION60w(Over 0.45V)10 15cm+-AMBIENT SENSORThe ambient temperature sensor is located in front of the condenser fan shroud.This sensor detect

24、s the temperature of outside air and sends voltage signals to the controller.Temperature Resistance Voltage(V)Temperature Resistance Voltage(V)-10157.8 4.201058.8 3.31-5122.0 4.012037.3 2.77095.0 3.803024.3 2.24574.5 3.564016.1 1.75AMBIENT SENSOR(FATC)FATCMICOM5VSENSORGROUNDVOLTAGEDETECTION(B3)(B16)

25、INSPECTIONREFERERANCEVOLTAGE*Resistance between&Resistance characteristic:(NTC:negative thermal coefficient)Resistance()Temperature()AQS(FATC OPTION)The Air Quality System detects exhaust gas of neighboring vehicles and intercepts automatically.AQS controls the inlet of car automatically and can be

26、easily installed to the existing vehicle.Manual operation is also available.SPECIFICATIONOperating voltage9 16V DCRated voltage12V DCOperating temperature-30 105 Detectable gasGasoline engine gasCXHY,CODiesel engine gasNOX,SO2Reaction timeless 1 secAQS(FATC OPTION)*LOCATION:In front of condenser*AQS

27、 SWITCHAQS(FATC OPTION)IG 12VOUTPUTGASdetected(REC)Normal(FRE)MccwcwINTAKEACTUATORFATCCONTROLMODULE-Normal 5V-Gas detected 0V AQSHUMIDITY SENSOR(OPTION WITH AQS)Humidity sensor detects the relative humidity of the cars cabin.This sensor converts it into the voltage signal and sends the signal to the

28、 FATC controller.HUMIDITYVOLTAGE(V)HUMIDITYVOLTAGE(V)30%3.1365%1.2935%3.0770%1.1240%2.9475%1.0545%2.6780%1.0150%2.3585%0.9855%2.0190%0.9460%1.54 1.SENSOR CHARACTERISTICSHUMIDITY SENSOR(OPTION WITH AQS)-25-20-1510-5051015202530354045502030405060708090100 CABIN RELATIVE HUMIDITY(%)AMBIENT TEMPERATURE(

29、)(-20,90)(5,90)(25,30)(45,30)2.SPECIFICATIONS 1).Sensor type:High polymer impedance variation sensor 2).Rated voltage:DC 5V.3).Current consumption:below 10 mA 4).Temperature range:0-60 5).Humidity range:below 99%RH(Relative Humidity)6).Terminals:3 terminals(DC 5V,Ground,Sensor output)3.Block Diagram

30、HUMIDITY SENSOR(OPTION WITH AQS)HUMIDITY SENSOR(OPTION WITH AQS)LOCATION:on the center of rear seat trim控制面板控制面板(FATC,AQS)1.FATC WITH AQS控制面板风速选择风速选择共共 7 7挡挡状态显示画面状态显示画面温度选择按钮温度选择按钮17 3217 32自动自动室内温度传感器室内温度传感器选择选择AQSAQS功能功能选择空调选择空调选择风向选择风向除霜除霜(后窗及倒车镜后窗及倒车镜)除雾除雾确认外界温度确认外界温度TEMPERATURE UNIT CHANGE*Set

31、ting unit:(Battery disconnection)Temp unit change:Keep pressingPress for 3 seconds or more*How to operateCONTROL PANNEL SWITCH FUNCTIONFUNCTION-TEMPERATURE SETTING RANGE:17 32-TEMPERATURE INTERVAL:0.5-SYSTEM OFF or MANUAL STATE AUTO SW A/C SYSTEM AUTOMATICALLY CONTROLLED-MODE DOOR:DEF MODE-A/C:ON-IN

32、TAKE DOOR:FRESH MODE-OTHERS:SAME STATE AS BEFORE OFF-A/C ON-A/C OFF(IF PUSH THE SWITCH AGAIN)A/C SWITCHSWITCHTEMP.SWITCHAUTO SWITCHDEFROSTSWITCHCONTROL PANNEL SWITCH FUNCTIONFUNCTION-SYSTEM OFF:BLOWER,COMPRESSOR OFF-TEMP DOOR:AUTOMATICALLY CONTROLLED-MODE DOOR:AUTO CONTROL(IF AUTO BEFORE OFF)S AME P

33、 OSI T I O N(IF MANUAL BEFORE OFF)-INTAKE DOOR R EC (IF AUTO BEFORE OFF)SAME POSITION(IF MANUAL BEFORE OFF)SWITCHOFF SWITCHMODE SWITCH*VENT B/L FLOOR MIX VENTCONTROL PANNEL SWITCH FUNCTIONFUNCTION-FRESH RECIRCULATION-ACTIVATION:AQS INDICATOR ON (INTAKE DOOR:FRE R EC)-AMBIENT TEMPERATURE IS DISPLAYED

34、 (FOR 5 SECONDS)-ACTIVATION:15 MIN.DEFOG INDICATOR ON:REAR DEFOG SIGNAL ETACS HTD DEFOG INDICATOR ON-CANCELLATION:15 MINUTES AFTER SW ON IF PUSHED DURING OPERATIONREAR DEFOGSWITCHREC SWITCHSWITCHAQS SWITCHAMB SWITCH1.室内温度传感器修正室内温度传感器修正 When the in-car sensor detects a sudden steep temperature change

35、,controller corrects the temperature differences slowly.-1 up/4sec delay-1 down/4sec delay2.室外温度传感器修正室外温度传感器修正 When the ambient sensor detects a sudden steep temperature change,controller corrects the temperature differences slowly.-1 up/3 min delay(ex.Underground,tunnel)-1 down/4sec delayCONTROL LO

36、GIC3.热辐射修正热辐射修正 When the photo sensor detects a sudden steep solar radiation change,controller compensates it slowly.-350 1000(W/m2)/1 min delay-350 1000(W/m2)/5 min delay4.温度门控制温度门控制 Temp.door angle(0%100%)is automatically controlled according to the selected temperature and other sensor signals.Av

37、ailable selected temperature range -MAX COOL:17 -MAX HOT:32 -17 32,0.5 step(62 90,1 step)CONTROL LOGIC5.鼓风机转速控制鼓风机转速控制 -自动模式:线性控制 -手动模式:7 档6.模式控制模式控制 -自动模式:根据选择的温度和其它的传感器信号，自动控制模式的变化.-手动模式:根据手动选择改变模式.VENT B/L FLOOR MIX VENT如果选择此模式空调压缩机工作CONTROL LOGIC7.内外循环控制模式内外循环控制模式 -The FRE/REC door state can be

38、changed at AUTO mode according to the input data combination.8.压缩机控制压缩机控制(AUTO mode)-Fin sensor:under 0.5 Compressor OFF over 3 Compressor ON9.MAX HOT功能功能(When 32 is selected at AUTO mode)温控门:MAX HOT side 模式门:Floor mode 进气门:FRE mod 压缩机:OFF 鼓风机转速:MAX highCONTROL LOGIC10.MAX COOL 功能功能(When 17is select

39、ed at AUTO mode)温控门:MAX COOL side 模式门:VENT mode 进气门:REC mode 压缩机:ON 鼓风机转速:MAX HIGHCONTROL LOGICFATC -自动模式自动模式 -空调开空调开 -FIN sensor 30 -鼓风机转速鼓风机转速 AUTO low:9 seconds AUTO low AUTO high:6 seconds11.热风阻止功能热风阻止功能(Initial A/C operation)CONTROL LOGIC12.冷风组织功能冷风组织功能(ON WINTER TIME)BLOWER MOTOR模式模式DEFAUTO(FL

40、OOR)AUTO HIGHAUTO LOWA60 secondsAmb传感器传感器()时间时间(A)-15-14.5 10-9.5 1-0.5 58 min.6 min.4 min.2 min.自诊断流程点火开关：OFFON当按下AUTO开关的状态下，在2秒内按动AMB开关4次以上LCD以0.5秒周期闪烁3次后，开始自诊断。自诊断(连续输出)自诊断(断续输出)空调系统控制按下AUTO开关按下AUTO开关按下OFF开关按下OFF开关DTC故障代码故障代码检查项目检查项目故障区域故障区域00正常-11室内温度传感器电路断路室内温度传感器室内温度传感器和空调控制器之间的导线连接器或线束空调控制器12

41、室内温度传感器电路短路13室外温度传感器电路断路室外温度传感器室外温度传感器和空调控制器之间的导线连接器或线束空调控制器14室外温度传感器电路短路15水温传感器电路断路水温传感器水温传感器和空调控制器之间的导线连接器或线束空调控制器16水温传感器电路短路17恒温器电路断路蒸发器表面温度传感器蒸发器表面温度传感器和空调控制器之间的导线连接器或线束空调控制器18恒温器电路短路19温度门电位计断路或短路温度门电位计和空调控制器之间的导线连接器或线束20温度门电位计故障温度门电位计21通风模式风门电位计断路或短路通风模式风门电位计和空调控制器之间的导线连接器或线束22通风模式风门电位计故障通风模式风门

42、电位计失效保护编号编号名称名称故障故障失效保护功能失效保护功能1室内温度传感器断路/短路以25控制2室外温度传感器断路/短路以20控制3蒸发器表面温度传感器断路/短路以-2控制4水温传感器断路/短路以-20控制5温度门电位计设置温度电路断路/短路设定温度为17至24.5时，设置在最凉位置。设定温度为25至32时，设置在最热位置。6通风模式风门电位计设置通风模式电路断路/短路在中风口模式时，设置为仪表盘罩（中风口）模式。除了中风口模式外，设置为除霜（上风口）模式。控制面板控制面板风速选择风速选择共共 7 7挡挡状态显示画面状态显示画面温度选择按钮温度选择按钮17 3217 32自动自动室内温度传感器室内温度传感器选择选择AQSAQS功能功能选择空调选择空调选择风向选择风向除霜除霜(后窗及倒车镜后窗及倒车镜)除雾除雾确认外界温度确认外界温度风扇控制表风扇控制电路图