Table Of Contents - Sub-Zero Wolf BI Series Service Manual

Table of Contents

Electronic Control Terminology & Component Descriptions2
Electronic Control System Overview3
High Voltage3
Low Voltage3
Control Board Layout And Summary Table4
Main Control Board4
Control Board Layout4
Control Board Summary Table4
Basic Electronic Control Input Operations6
Unit On/Off6
Adjusting Set-Point (Temperature Adjustment)7
Ice Maker System On/Off7
Maximize Ice Production Feature8
Door Ajar Alarm Feature On/Off8
Maximize Ice Production Feature On Or Off8
Switching Door Ajar Alarm On Or Off8
Air Purification Feature On/Off9
Accent Lighting System On/Off9
Unique Electronic Control Input Operations10
Temperature Units Selection Mode10
Converting Temperature Units Of Measure To °C10
Converting Temperature Units Of Measure To °F10
Contrast Adjust Mode (Adjusting The Lcd Contrast Level)11
Adjusting Lcd Contrast Level11
Touch Colder Or Warmer Key To Change Contrast Level11
Tone Adjust Mode (Adjusting The Audible Chime Tone)12
Adjusting Chime Tone12
While In Contrast Adjust Mode12
Showroom Mode13
To Enter (Or Exit) Showroom Mode13
Set-Points Appear In Lcd 5 Seconds After Showroom Mode Is Initiated13
Sabbath Mode14
To Enter Sabbath Mode, Switch Unit Off First14
Then Touch And Hold Power Key For 10 Seconds14
Manual Zone Disable Mode15
To Disable A Zone, Switch Unit Off First By Touching The Power Key15
Manual Freezer Evaporator Defrost16
Initiate Manual Freezer Evaporator Defrost16
Door Dispenser Control Input Operations17
Changing The Dispenser Lighting States17
Dispensing Water17
Dispensing Ice17
Locking The Dispenser18
Delayed Dispense Reset Mode18
Additional Dispenser Notes18
Internal Dispenser Control Input Operations19
Internal Water Dispenser Input Operation20
Functions Of The Electronic Control System21
Supply Power To The Lighting System21
Control Condenser Fan Operation22
Monitor, Regulate And Display Refrigerator Compartment Temperatures23
Signal Trace Schematic: Regulating Refrigerator Temperature23
Additional Regulating Of Refrigerator Compartment Temperatures24
Monitor And Control Refrigerator Fan-Assisted, Off-Cycle Defrost26
Monitor, Regulate And Display Freezer Compartment Temperatures28
Additional Regulating Of Freezer Compartment Temperatures29
Monitor and Control "Adaptive Defrost" of Freezer Evaporator30
Monitor Icemaker System And Display If Service Is Needed32
Monitor Compressor Run Duration, Displays If Service Is Needed33
Possible Instruction And Error/Fault Indicators34
Service Input Operations37
Diagnostic Mode37
Additional Diagnostic Mode Notes38
Thermistor Location Code Table38
Fault Code Recall Mode39
Fault Code Table With Lcd Correlation Diagram40
Temperature Log Recall Mode42
Model Configuration Mode45
Manual Component Activation Mode47
Refrigerator Zone Manual Component Activation Table48
Freezer Zone Manual Component Activation Table48
Self-Test Mode49
Smart Grid Information50
Definition Of Modes And Routines50
Power Up Mode50
Sticky Modes50
Emergency Suspend Mode (Group A)51
Demand Response Level Mode (Group A)51
Long Vacation Mode (Group B)51
Long Vacation Mode Active51
Short Vacation Mode (Group B)52
Sabbath Mode (Group B)52
High Usage Mode (Group B)52
Sabbath Mode Active - "SA B" Displayed Instead of Temperatures52
Night Ice Making Mode (Group C)53
Heat Store Mode (Group C)53
Smart Grid And Appliance Service Notes53
Heat Store Mode Active - "H" Shown in Small Digit Area of LCD53