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UC Series Service Manual

Sections Panel
General Information
1 - 3 Important Safety Information
4 Warranty Information
5 Model Descriptions
Installation Information
6 - 7 Installation Considerations
8 Anti-Tip Bracket Installation
9 - 13 Installation Instructions
Controls & Operation
14 Electronic Control Terminology and Component Descriptions
15 Electronic Control System Overview
16 Control Board Layout and Summary Table
17 Control Panel Layout
18 Adjust Setpoint Temperature
19 - 20 Temperature Unit Selection
21 Sabbath Mode
22 Showroom Mode
23 Display Zone Temperatures
24 Regulate Freezer Zone Temperature
25 - 26 Regulate Refrigerator Zone Temperature
27 Minimize Condensation on Refrigerator Door Glass
28 Freezer Adaptive Defrost
29 Refrigerator Fan-Assisted, Off-Cycle Defrost
30 Monitor Compressor Run
31 Possible Error Indicators
32 Electronic Control Troubleshooting Input Operations
33 Diagnostic Mode Indicators
34 Clear Non-Flashing "SERVICE" and Error Codes
35 Manual Component Activation Mode
36 - 37 Temperature Log Recall Mode
38 Temperature Log Event Indicators
39 Temperature Log Index Chart
40 Automatic Entry Model Configuration Mode
41 Manual Entry Model Configuration Mode
42 Manual Freezer Evaporator Defrost
Sealed System
43 134a Refrigerant Caution
44 Sealed System Repair Procedures Table
45 - 46 Sealed System Operation
47 Sealed System Refrigerant Flow Diagram
Air Flow & Fan Blade Spacing
48 Air Flow & Fan Blade Spacing
Ice Maker Information
49 Modular Ice Maker
50 Additional Ice Maker Operation Notes
51 Voltage Tests, Continuity Tests, and Thermostat Inspection
52 Water Fill Adjustment, Ice Maker Disassembly
Component Access & Removal
53 Component Access & Removal
UC-24B Component Access & Removal
54 Kickplate, Door switch and door switch bracket assembly, Door gasket
55 Door assembly, Door panel assembly, Handle
56 Cantilever wine rack assembly, Cantilever shelf, Crisper bin
57 Glass floor/shelf assembly, Bin slides, Control panel/display assembly
58 Accent light strip and switch, Compartment light bulb and socket
59 Evaporator fan shroud and evaporator cover, Shelf ladders
60 Evaporator fan assembly, Compartment thermistor, Evaporator thermistor
61 Main control board assembly, Condenser fan assembly
62 High-side filter-drier
63 Evaporator, Compressor
UC-24C Component Access & Removal
64 Kickplate, Door switch and switch box bracket assembly, Door gasket
65 Door shelf components, Door assembly
66 Wine rack assembly, Cantilever shelf, Cabinet slide and support spacer
67 Ice bucket, Refrigerator liner cover, Refrigerator compartment thermistor
68 Shelf ladders, Compartment light bulb & socket, Control panel/display assembly
69 Ice maker assembly, Freezer air duct, Mullion assembly
70 Defrost terminator, Freezer evaporator cover, Freezer compartment and evaporator thermistors
71 Evaporator fan assembly, Baffle control assembly, Defrost heater assembly
72 Main control board assembly, Condenser fan assembly
73 Water valve
74 High-side filter-drier
75 Evaporator, Compressor
UC-24R and UC-24RO Component Access & Removal
76 Kickplate, Door switch and switch box bracket assembly, Stainless steel door handle
77 Door gasket, Door shelf components, Door assembly
78 Cantilever shelf, Crisper bin, Glass floor/shelf assembly
79 Bin slides, Control panel/display assembly, Compartment light bulb and socket
80 Evaporator fan shroud and evaporator cover, Shelf ladders
81 Evaporator fan assembly, Compartment thermistor, Evaporator thermistor
82 Main control board assembly, Condenser fan assembly
83 High-side filter-drier
84 Evaporator, Compressor
Troubleshooting Guide
85 Error Code Table
86 - 88 Error Code Troubleshooting Guide
89 How to Use Troubleshooting Guide, Thermistor Location Code Tables
90 General Troubleshooting Table of Contents
91 - 97 General Troubleshooting Guide
98 Sealed System Diagnostics Tables
99 Temperature/Pressure Correlation
100 Control Panel Membrane Switch/Ribbon Cable Test
Technical Data
101 UC-24B
102 UC-24C
103 UC-24R, UC-24RO
LOKRING Information
104 UC-24B
105 UC-24C
106 UC-24R
Wiring Diagrams
107 UC-24C Wiring Diagram
108 UC-24C Wiring Schematic
109 UC-24B, UC-24R, UC-24RO Wiring Diagram
110 UC-24B, UC-24R, UC-24RO Wiring Schematic

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