全自动空调系统培训课件分解.ppt

1、,FULL AUTOMATIC AIR CONDITIONING SYSTEM（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,32.0,2.0,11.5,1.2,2.3,0.25,2.0,0.2,26.0,2.0,15.5,0.8,说明,组成,HS-18 (SWASH TYPE),184,OFF,压缩机,制冷剂与添加量,180cc/rev,R134a, 680,2

2、5g,150,10cc,kg/G,SYSTEM LOCATION,A/C 继电器,鼓风机继电器,高速继电器,压缩机,储液干燥罐,AQS,加热/蒸发器,湿度传感器,FATC模块,室内温度 传感器,Amb传感器,光照传感器,功率三极管,CONDENSER,部件位置索引,REFRIGERANT CIRCUIT,CONDENSER,R-134A, PARALLEL FLOW TYPE,蛇 行 式,平 行 式,Release the high pressurized refrigerant and oil - Operating pressure: 35.342.2kg/,COMPRESSOR (SWA

3、SH PLATE TYPE),安全阀 (Pressure Relief Valve),THERMAL FUSE,皮带保护 (184 OFF),RECEIVER/DRIVER,TRIPLE SWITCH,LOW,HIGH,MEDIUM,(1) (3) (4) (2),ELECTRIC DIAGRAM,高压&低压: 压缩机控制 中压 : 冷凝器风扇控制,高压 中压 低压,ECM,TRIPLE SWITCH,压力 (Kg/cm2),压缩机,冷凝器风扇,备注,ON,ON,ON,ON,ON,ON,ON,OFF,OFF,OFF,2.3 15.5,15.5 32.0,32.0 ,26.0 11.5,11.5

4、 2.0,压力升高,压力升高,压力降低,压力降低,压力过高,1. 压缩机 & 冷凝器风扇控制表,TRIPLE SWITCH,低压 & 高压开关 (kg/cm2),中压开关 (kg/cm2),ON,OFF,11.51.2,15.50.8,ON,OFF,2.00.2,2.30.25,262.0,322.0,2. SWITCH ON & OFF RANGE,(高压),(低压),(中压),电路示意图,FATC INPUT & OUTPUT,CONTROL MODULE,AMB传感器 FIN传感器 室内温度传感器 光照传感器 湿度传感器 AQS传感器,AUTO 开关 OFF 开关 A/C开关 AQS开关

5、 AMB开关 TEMP开关 DEF开关 BLOWER开关 MODE开关 INTAKE开关,显示,鼓风机高速继电器,功率三极管,温度门执行器,模式执行器,ECM,温度门,模式门,压缩机,INPUT,OUTPUT,功率三极管,内外循环执行器 AQS 控制,进气门,HEATER UNIT,HEATER UNIT,HEATER UNIT,部件示意图,MAX A/C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：ON,A/C模式,当选择A/C时： - 内外气选择风门

6、：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,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 - 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：ON,OFF,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/底板（中风口/下风

7、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,当选择底板时： - 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：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/除霜（下风口/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-

8、空调压缩机：可以选择- 鼓风机电机：ON,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：ON,EVAPORATOR UNIT,EVAPORATOR AND BLOWER UNIT,1. 前视图,EVAPORATOR AND BLOWER UNIT,2. 后视图,EVAPORATOR AIR FILTER,1. DESCRIPTION,Employing combination filter, dust and odor in the air

9、is effectively removed.,2. LIFE TIME,Filter 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 cover,Air filter cover,EVAPORATOR AIR

10、FILTER,CAUTION! Make sure that arrow mark on the filter is pointing the evaporator core side.,BLOWER MOTOR ASSEMBLY,Motor : 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 ,BL

11、OWER SPEED CONTROL DEVICE,1. 功率三极管, 安装位置,POWER TR,BLOWER SPEED CONTROL DEVICE, POWER TR AND PIN ASSIGNMENT,COLLECTOR,BASE,EMITTER,M,BATTERY,IG2,BLOWER MOTOR,Measure voltage,CONTROLLER,(B+ : 12V),POWER TR,HIGH SPEED BLOWER RELAY,BLOWER RELAY,B,C,E,* CONDITION: IG ON, FATC ON, POWER TR INSPECTION METH

12、OD 1,BLOWER SPEED CONTROL DEVICE,M,BATTERY,IG2,BLOWER MOTOR,Measure voltage: B+,CONTROLLER,POWER TR,HIGH SPEED BLOWER RELAY,BLOWER RELAY,B,C,E, POWER TR INSPECTION METHOD 2,* CONDITION: IG ON, FATC OFF,Measure voltage: Variable (up/down blower speed switch),* CAUTION: Do not pull off the TR during b

13、lower operation.,BLOWER SPEED CONTROL DEVICE,HIGH SPEED BLOWR RELAY,BLOWER SPEED CONTROL DEVICE,2. 鼓风机高速继电器, 安装位置,INTAKE ACTUATOR,FATC,CCW,CW,REC,FRE,* 电压检测时按下此开关,+,-,+,-,TEMP DOOR ACTUATOR,TEMP DOOR ACTUATOR is located in the bottom of the heater unit. The actuator controls the position of the temp

14、erature blend door based on the 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 actuator,connector,POTENTIOMET

15、ER CHARACTERISTICS,When 5V between pin 3-5, above voltage is obtained between pin 4-5.,MODE ACTUATOR,TEMP DOOR ACTUATOR,FATC,+,+,-,-,MICOM,Vcc(+) 5V,Actuator,COOL,WARM,4.7V,0.3V,TEMP S/W,2.5V,* Feedback line open or short: 选择1724.5 : MAX COOL位置 选择 2532 : MAX HOT位置,FIN SENSOR,1. DESCRIPTION,Fin senso

16、r are installed in the evaporator in order to detect the temperature of evaporator. It prevent evaporator from freezing.,2. FIN SENSOR, LOCATION : inserted into the evaporator pin,FIN SENSOR, CHARACTERISTICS OF FIN SENSOR, ON/OFF TEMPERATURE: 0 0.5 OFF 3.5 4 ON,INCAR SENSOR,The in-car sensor is loca

17、ted in the FATC control pannel. 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 (FAT

18、C).,INCAR SENSOR,The in-car sensor is located inside FATC controller. Type : Aspirator hose,INSTALL LOCATION,INSPECTION, Resistance characteristic (NTC: negative thermal coefficient),* MEASUREMENT,PHOTO SENSOR,The photo sensor is located on the center of crash pad assembly. It contains a photovoltai

19、c (sensitive to sunlight) diode.,Characteristics of photo sensor,PHOTO SENSOR (FATC),INSPECTION,AMBIENT SENSOR,The ambient temperature sensor is located in front of the condenser fan shroud. This sensor detects the temperature of outside air and sends voltage signals to the controller.,AMBIENT SENSO

20、R (FATC),FATC,M I C O M,5V,SENSOR,GROUND,VOLTAGE DETECTION, (B3), (B16),INSPECTION,REFERERANCE VOLTAGE,* Resistance between & ,Resistance characteristic: (NTC: negative thermal coefficient),Resistance(),Temperature(),AQS (FATC OPTION),The Air Quality System detects exhaust gas of neighboring vehicle

21、s and intercepts automatically. AQS controls the inlet of car automatically and can be easily installed to the existing vehicle. Manual operation is also available.,AQS (FATC OPTION),* LOCATION: In front of condenser,* AQS SWITCH,AQS (FATC OPTION),IG 12V,OUTPUT,GASdetected (REC),Normal (FRE),ccw,cw,

22、INTAKE ACTUATOR,FATC CONTROL MODULE,- Normal 5V - Gas detected 0V,AQS,HUMIDITY 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 FATC controller.,1. SENSOR CHARACTERISTICS,HUMIDITY SEN

23、SOR (OPTION WITH AQS),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)

24、 3. Block Diagram,HUMIDITY SENSOR (OPTION WITH AQS),HUMIDITY SENSOR (OPTION WITH AQS),LOCATION: on the center of rear seat trim,控制面板 (FATC, AQS),AQSswitch,Fre/Rec switch,Ambient temperature check switch,A/C ON/OFF switch,Rear defog switch,Defrost switch,Blower speed up/down switch,A/C AUTO switch,Sy

25、stem OFF switch,Modeswitch,Temperature up/down switch,1. FATC WITH AQS,控制面板,TEMPERATURE UNIT CHANGE,* Setting unit: (Battery disconnection),Temp unit change: ,Keep pressing,Press for 3 seconds or more,*How to operate,CONTROL PANNEL SWITCH FUNCTION,CONTROL PANNEL SWITCH FUNCTION,* VENT B/L FLOOR MIX

26、VENT,CONTROL PANNEL SWITCH FUNCTION,1. 室内温度传感器修正 When the in-car sensor detects a sudden steep temperature change, controller corrects the temperature differences slowly. - 1 up / 4sec delay - 1 down / 4sec delay 2. 室外温度传感器修正 When the ambient sensor detects a sudden steep temperature change, control

27、ler corrects the temperature differences slowly. - 1 up / 3 min delay (ex. Underground, tunnel) - 1 down / 4sec delay,CONTROL LOGIC,3. 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 delay 4. 温度门控制 Temp. door angle (0% 100%) is automatically controlled according to the selected temperature and other sensor signals. Available selected temperature ra