III
Table of Contents
OPERATION - UPDATED REVISION L ................................................................... 28
User Interface - Version A........................................................................... 28
Freezer ......................................................................................... 28
Fresh Food ................................................................................... 29
Temperature Alarm ........................................................................ 29
Air Filter Control ........................................................................... 29
Fast Freeze/Fast Ice Mode .............................................................. 29
Over Temperature Shut Off ............................................................. 30
User Interface - Version B........................................................................... 30
Freezer ......................................................................................... 30
Fresh Food ................................................................................... 30
DIAGRAMS .................................................................................................... 32
Diagram A - Controller, Main Board ........................................................... 32
Diagram B - Controller, User Interface Board .............................................. 33
Wiring Diagrams ....................................................................................... 34
Performance Data Sheet ............................................................................ 36
SERVICE DIAGNOSTIC MODE ............................................................................... 37
View .................................................................................................... 37
Test .................................................................................................... 37
Deactivation .............................................................................................. 38
Service Test Menu ..................................................................................... 38
Test 1 - Firmware Version ............................................................... 38
Test 2 - Evaporator Fan Test ........................................................... 38
Test 3 - Freezer Temperature, Last 24 Hours .................................... 38
Test 4 - Fresh Food Temperature, Last 24 Hours .............................. 39
Test 5 - Damper Motor is a 12 Volt DC Stepper Motor........................ 39
Test 6 - Defrost ............................................................................. 40
Test 7 - Compressor and Condenser Fan On ................................... 40
Test 8 - Default Settings / Clear Service Data .................................... 40
Manual Defrost .............................................................................. 41
Function ....................................................................................... 41
Show Room Mode ......................................................................... 41
Changing Between Fahrenheit to Centigrade On The Display ............ 41
Diagram C - Service Mode Display Routine ..................................... 41
CONTROL REMOVAL & INSTALLATION .................................................................. 42
To Service the Control Board ..................................................................... 42
To Service The Power Board ...................................................................... 43
To Replace the Damper.............................................................................. 44
Food Compartment Light Switch ................................................................ 45
SYSTEM EXPLODED VIEW.................................................................................... 46
SECTION D - AIR CIRCULATION ..........................................47
Principles of Automatic Defrost Operation............................................................... 47
Air Circulation Patterns.......................................................................................... 47
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