Whirlpool WRX-17TM Instrukcja serwisowa - Strona 2

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1. INTRODUCTION ...................................................................................................................................................... 3

2. PRESENTATION...................................................................................................................................................... 3

3. CONCEPT & TECHNOLOGY .................................................................................................................................. 3

3.1. ELECTRONIC SYSTEM ...................................................................................................................................3

3.2. AIR FLOW SYSTEM .........................................................................................................................................4

3.3. FUNCTIONS......................................................................................................................................................5

3.3.1. Adaptive Defrost ........................................................................................................................................5

4. MAIN COMPONENTS.............................................................................................................................................. 6

4.1. COOLING CIRCUIT ..........................................................................................................................................6

4.1.1. Compressor & Acessories .........................................................................................................................6

4.1.2. Condenser .................................................................................................................................................6

4.1.3. Evaporator .................................................................................................................................................7

4.2. DEFROST SYSTEM .........................................................................................................................................7

4.2.1. Defrost Heater............................................................................................................................................7

4.2.2. Defrost sensor............................................................................................................................................7

4.2.3. Thermofuse................................................................................................................................................8

4.3. FREEZER FAN MOTOR ...................................................................................................................................8

4.4. REFRIGERATOR FAN MOTOR .......................................................................................................................8

4.5. ELECTRONIC CONTROL.................................................................................................................................8

4.6. INTERFACE BOARD (LCD DISPLAY) .............................................................................................................9

5. TESTS ...................................................................................................................................................................... 9

5.1. INITIAL TEST ROUTINE (FACTORY ROUTINE).............................................................................................9

5.2. SERVICE TEST ROUTINE .............................................................................................................................10

5.3. SENSOR .........................................................................................................................................................11

5.4. ALARM SYSTEM ............................................................................................................................................12

5.4.1. Party Mode time exceeded ......................................................................................................................12

5.4.2. Temperature Alarm ..................................................................................................................................13

5.4.3. Open door ................................................................................................................................................13

5.5. TECHNICAL TROUBLESHOOTING...............................................................................................................13

6. REQUIRED TOOLS ............................................................................................................................................... 16

7. ASSEMBLAGE & DISMOUNT .............................................................................................................................. 16

7.1. ELECTRONIC CONTROL...............................................................................................................................16

7.2. INTERFACE BOARD - LCD DISPLAY...........................................................................................................17

7.3. LAMP SWITCH ...............................................................................................................................................18

7.4. AIR DIFFUSER................................................................................................................................................19

7.5. EVAPORATOR ...............................................................................................................................................20

7.6. SENSORS (REFRIGERATOR, FREEZER & DEFROST) ..............................................................................21

7.7. DOOR REVERSAL .........................................................................................................................................22

INDEX