Table Of Contents - Viking VCFB5301 Service Manual

Table of Contents

Important Information ..................................................... 3
Safety Information .................................................... 3
Warnings .................................................................. 4
Electrical Requirements ........................................... 4
Tip Over Hazard ....................................................... 4
General Information ........................................................ 5
Model - Serial Number Matrix ................................ 5
Model Numbers ................................................... 5
Serial Numbers .................................................... 5
Operation ........................................................................ 6
Settings and Functions ......................................... 6
Electronic Temperature Settings ........................... 6
Electronic Temperature Settings ........................... 6
Key Press Confirmation ........................................ 6
Fast Cool .............................................................. 7
MAX FRZ .............................................................. 7
Forced Pull-Down (Forced compressor start) ....... 8
Forced Defrost ...................................................... 8
Showroom Mode .................................................. 8
Sabbath Mode ...................................................... 9
Fahrenheit to Celsius ............................................ 9
Display Panel Operation ........................................ 10
Temperature Control Operation .............................11
Door Hinge Adjustment .......................................... 12
Height Adjustment .................................................. 13
Disassembly ................................................................. 14
Parts Location-Control Panel ................................ 14
Upper Grille Assembly ........................................ 15
Control Panel ..................................................... 15
Control Panel (continued) .................................. 16
Overlay Switch .................................................... 16
Overlay Switch (continued) ................................. 17
High Voltage Board ............................................ 17
Low Voltage Board ............................................. 17
Power Disconnect Switch ................................... 18
Inverter ................................................................ 18
Inverter (continued) ............................................ 19
Condenser Fan ................................................... 19
Parts Location - Freezer Compartment ................. 20
Drain pan heater ................................................. 20
Float switch ......................................................... 20
Water valve ......................................................... 20
Ice Maker (shown here with cover off) ................ 21
Thermal Cut Out (TCO) ...................................... 24
Freezer Thermistor................................................. 24
Freezer Fan ........................................................... 25
30" Unit ............................................................... 25
36" Unit ............................................................... 26
Defrost Heater ....................................................... 27
Defrost Terminator................................................. 27
Float Switch ........................................................... 28
Water Valve ............................................................ 28
Drain Pan Heater ................................................... 28
Service Procedures ...................................................... 29
Program Modes ..................................................... 29
Program Mode A .................................................... 29
Display Frz Temperature ..................................... 29
B
Defrost mode selection ....................................... 29
Conventional defrost time adjustment (CRTD) ... 29
Compressor low speed frequency ...................... 30
Adjust Cut-In Hysteresis .................................... 30
Adjust Cut-Out Hysteresis .................................. 31
Display Software Version .................................... 31
Exiting Mode A .................................................... 32
Adjust Freezer Temperature Offset ..................... 32
Program Mode B .................................................... 32
Adjust MAX FRZ duration ................................... 32
Adjust FAST COOL duration ............................... 33
Adjust Door Open Alarm delay ........................... 33
Adjust Compressor Dwell Time ........................... 33
Adjust Compressor High Frequency ................... 33
Adjust DC Fan Cycling On Time ......................... 33
Adjust DC Fan Cycling Off Time ......................... 34
Exiting Mode B .................................................... 34
Program Mode C .................................................... 34
Set Model type .................................................... 34
Adjust Freezer Upper Temperature Limit ............ 35
Adjust Freezer Lower Temperature Limit ............ 35
Defrost lockout adder .......................................... 35
Defrost start delay ............................................... 36
Defrost termination delay .................................... 36
Constant Evaporator fan mode ........................... 36
Plant mode .......................................................... 36
ALARMS ................................................................ 37
1. High Temp Alarm ............................................ 37
2. Open Thermistor Alarm ................................... 37
3. Shorted Thermistor Alarm ............................... 38
4. Power Loss Alarm ........................................... 38
5. Door Open Alarm ............................................ 38
TABLE 1 - Model types ......................................... 39
Troubleshooting ............................................................ 40
VCC3 Inverter Diagnostic Codes ........................... 40
High Voltage Board ................................................ 41
Low Voltage Board ................................................. 42
Troubleshooting Guide ........................................... 43
HV Board Wiring 30" Freezer ................................. 46
HV Board Wiring 36" Freezer ................................. 47
30" All Freezer Schematic, Upper Section ............. 48
30" All Freezer Schematic, Lower Section ............. 49
36" All Freezer Schematic, Upper Section ............. 50
36" All Freezer Schematic, Lower Section ............. 51
Wiring 30" Freezer Page 1 ..................................... 52
Wiring Diagrams ........................................................... 52
Wiring 30" Freezer Page 2 ..................................... 53
Wiring 36" Freezer Page 1 ..................................... 54
Wiring 36" Freezer Page 2 ..................................... 55
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