TOTAL NO FROST FIFTY SLIDING DOOR
3/39
CONTENTS
1. INTRODUCTION ..................................................................................................................................................5
2. AIR CIRCULATION..............................................................................................................................................8
3. REFRIGERATION CIRCUIT ................................................................................................................................9
4. ELECTRIC WIRING .......................................................................................................................................... 10
5. COMPONENTS ................................................................................................................................................. 12
5.1. Cooler compartment ................................................................................................................................... 12
5.1.a. Control panel............................................................................................................................................ 13
5.1.b. Electronic boards ..................................................................................................................................... 14
5.1.c. Power board ERF2050............................................................................................................................. 15
5.1.d. Display board ERF2000........................................................................................................................... 17
5.1.e. Air flow regulator (damper) ...................................................................................................................... 18
5.1.f. Cooler air temperature sensor .................................................................................................................. 19
5.2. Freezer compartment.................................................................................................................................. 20
5.2.a. Cold module ............................................................................................................................................. 21
5.2.b. Cold module fan ....................................................................................................................................... 21
5.2.c. Defrosting heater...................................................................................................................................... 22
5.2.d. Thermal switches ..................................................................................................................................... 22
5.2.e. Freezer door switch ................................................................................................................................. 22
5.2.f. Freezer air temperature sensor ................................................................................................................ 23
5.2.g. Connection box ........................................................................................................................................ 24
6. OPERATION ..................................................................................................................................................... 25
6.1. Normal......................................................................................................................................................... 25
6.2. Defrosting.................................................................................................................................................... 26
6.3. SUPER Function (rapid freezing)................................................................................................................ 27
6.4. SHOPPING Function (rapid cooling) .......................................................................................................... 27
6.5. Cooler compartment switching off............................................................................................................... 27
6.6. Malfunctioning of cooler temperature sensor.............................................................................................. 28
6.7. Malfunctioning of freezer temperature sensor ............................................................................................ 29
7. ALARMS ........................................................................................................................................................... 30
7.1. Freezer compartment temperature alarm ................................................................................................... 30
8. ACCESSIBILITY TO COOLER COMPARTMENT ........................................................................................... 31
8.1. Air flow regulator (damper) ......................................................................................................................... 31
9. ACCESSIBILITY TO FREEZER COMPARTMENT.......................................................................................... 33
9.1. Battery evaporator ...................................................................................................................................... 33
10. TROUBLESHOOTING .................................................................................................................................... 36
10.1. Excessive ice formation on the battery : ................................................................................................... 36
10.2. Failed defrosting: ...................................................................................................................................... 36
11. SERVICE MODE ............................................................................................................................................. 37
11.1. Starting SERVICE MODE ......................................................................................................................... 37
11.2. Exiting SERVICE MODE........................................................................................................................... 37
11.3. Functions of the SERVICE MODE............................................................................................................ 37
12. DISPLAY SYMBOLS ...................................................................................................................................... 39