Midea HC-808WE - Page 4

Service Manual_2020-V1.0
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7.8 AIR DUCT COMPONENTS IN FREEZING CHAMBER AND FAN MOTOR .......................................................................... 39
7.9 EVAPORATOR AND DEFROST SYSTEM...................................................................................................................... 41
7.10 COMPRESSOR CASE .............................................................................................................................................. 43
7.11 DISPLAY CONTROL BOARD ..................................................................................................................................... 51
7.12 MAIN CONTROL BOARD .......................................................................................................................................... 51
7.13 DISTRIBUTOR ......................................................................................................................................................... 53
7.14 WATER DISPENSER ................................................................................................................................................ 53
7.15 WATERWAY SYSTEM（OPTION） .......................................................................................................................... 55
8. TEMPERATURE SENSING SYSTEM ................................................................................................................. 57
8.1 POSITION OF SENSORS ............................................................................................................................................ 57
8.2 REPLACEMENT OF SENSORS ................................................................................................................................... 57
8.3 SENSOR WITHOUT TERMINAL REPLACEMENT .......................................................................................................... 60
8.4 SENSOR R/T TABLE .................................................................................................................................................. 61
9. FUNCTION AND OPERATION ............................................................................................................................ 63
9.1 DISPLAY OPERATION PANEL ..................................................................................................................................... 63
9.2 TEMPERATURE CONTROL ......................................................................................................................................... 64
9.3 MODE SETTING ......................................................................................................................................................... 64
9.4 DEFROSTING FUNCTION ........................................................................................................................................... 65
9.5 OPEN DOOR ALARM .................................................................................................................................................. 66
9.6 ERROR CODE AND SOLUTIONS ................................................................................................................................. 67
9.7 TEST MODE ............................................................................................................................................................... 69
9.8 EYE DETECTION MODE OF ICE MAKER .................................................................................................................. 70
9.9 DEMO MODE ............................................................................................................................................................. 71
9.10 BACKUP DATA FOR POWER FAIL ............................................................................................................................. 71
10. COMPRESSOR .................................................................................................................................................. 72
10.1 COMPRESSOR ON AND OFF CONTROL SPECIFICATIONS ........................................................................................ 72
10.2 INVERTER BOARD FAULT ANALYSIS（OPTION） .................................................................................................... 72
11. TROUBLESHOOTING METHOD ...................................................................................................................... 74
11.1 NO COOLING (AIR COOLING-ELECTRONIC) ............................................................................................................ 74
11.2 NO WORKING OF COMPRESSOR ............................................................................................................................. 76
11.3 INSIDE FROSTING, NO DEFROSTING ....................................................................................................................... 77
11.4 INSIDE FROSTING, NO DEFROSTING-MAINTENANCE GUIDELINES .......................................................................... 78
11.5 LIGHT IS NOT ON ..................................................................................................................................................... 79
11.6 FAN FAILURE ........................................................................................................................................................... 80
11.7 DEFECTIVE DEFROST CIRCUIT ............................................................................................................................... 80
11.8 NOISE ..................................................................................................................................................................... 81
11.9 AIR DUCT NOT OPERATED ....................................................................................................................................... 81
11.10 ICE MAKERNOT MAKE ICE（OPTION） ................................................................................................................ 82
11.11 NO ICE OR CRUSHED ICE FALLING OFF THE DISTRIBUTOR（OPTION） .............................................................. 83
12. PRODUCT EXPLODED VIEW AND SPARE PARTS LIST ............................................................................. 84