Service Manual

Table of Contents

Column Refrigeration Service Manual

Table 3.1. Refrigeration System Diagnostics/Troubleshooting .....................................................13

Table 3.2. Electrical System Diagnostics/Troubleshooting ...........................................................17

Table 3.3. Doors, Drawers, Shelving Diagnostics/Troubleshooting ..............................................19

Table 4.1.1. Compressor Specs (Model VEMX5C) ......................................................................20

Table 4.1.2. Compressor Specs (Model VEMV9C) ......................................................................20

Table 4.2.1. Inverter Specs (Drop-In) .......................................................................................20

Table 4.2.2. Inverter Specs (Frequency Drive) ..........................................................................20

Table 4.3. Condenser Fan Motor Specs ..................................................................................... 20

Table 4.4. Evaporator Fan Motor Specs ....................................................................................20

Table 4.5. Hot Gas Defrost Solenoid Valve Specs .......................................................................21

Table 4.6. Control Specs .........................................................................................................21

Table 4.7. Damper Specs .........................................................................................................21

Table 5.1.1. Modes of Operation (CR24R and CR30R) ...............................................................22

Table 5.1.2. Modes of Operation (CR24F) .................................................................................23

Table 5.1.3. Modes of Operation (CR24W/CC24W) ....................................................................24

Table 5.1.4. Modes of Operation (CR24D/CC24D) .....................................................................25

Table5.2.ElectricalSpecications ............................................................................................26

Table 5.3. Control Alarms ........................................................................................................ 31

Table5.4.Low/HighTemperatureAlarmOsets .......................................................................31

Table 5.5. Ambient Conditions (Wine Reserve) ..........................................................................43

Table 6.1. Ambient Conditions (Freezer) ...................................................................................46

Table 7.1. LED Diagnostics ......................................................................................................63

Table 7.2. LED Troubleshooting ................................................................................................63

Table 7.3. Column Temperature/Humidity Sensors.....................................................................71

Table 7.4. Temperature - Resistance Values ..............................................................................71

Table 8.1. Lock Troubleshooting ..............................................................................................83

Table of Tables