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Table of Contents
CSR-20 & CSR-40, September 1999
Operating Instructions
3-1
Unit Controls
3-1
Unit Instruments
3-2
Unit Protection Devices
3-2
Pretrip Inspection
3-3
Starting the Unit and Adjusting the Setpoint
3-5
Loading Procedure
3-6
Post Load Procedure
3-6
Post Trip Procedure
3-6
µµ
P-D Controller
4-1
General Description
4-1
Controller Display Menus
4-3
Software Version Display
4-3
Active Option Displays
4-3
Pause Mode Displays
4-4
View Menu
4-4
Pretrip Menu
4-4
Test Menu
4-4
Guarded Access Menu
4-4
Program Menu
4-4
Menu Display Definitions
4-4
Status Indicator LEDs and Alarm Codes
4-6
Pause Alarms
4-7
Data Logging and Downloading Data
4-8
General Theory of Operation
4-8
Chill Loads
4-8
Frozen Loads
4-9
Automatic Phase Selection
4-9
Compressor Liquid Injection
4-9
Modulation Valve Setting (PCVAL)
4-9
Evaporator Fan Control
4-9
Condenser Fan Control
4-9
Sensor Check
4-10
Power Limit
4-10
Economy Mode Operation
4-11
Sequence of Operation
4-11
Unit Start-up
4-11
Operating Mode Function Chart — Standard
Operation
4-12
Operating Mode Function Chart — Optional
Feature Operation
4-13
Continuous Temperature Control Operation
4-13
Defrost
4-16
Reviewing Software Version and Configuration
4-17
Displaying Alternate Fahrenheit (F) or
Celsius (C) Temperatures
4-17
Displaying Alternate Controlling (Supply or
Return) Air Sensor Temperatures
4-18
Changing the Setpoint
4-18
Initiating a Manual Defrost
4-19
Initiating a Full Pretrip
4-19
Entering a Start of Trip Marker
4-20
Displaying and Clearing Alarm Codes
4-20
Controller Menu Operating Instructions
4-21
Menu View Functions
4-21
Navigating the Menu View Screens
4-21
GRADE Submenu
4-22
LOG Submenu
4-22
Menu Pretrip Functions
4-25
Performing an Extended, Full or Single
Pretrip Test from the Pretrip Menu
4-26
Menu Test Functions
4-27
Menu Guard Functions
4-29
Navigating Menu Guard Screens
4-29
Setting the Unit Configuration and
Customer Configuration Numbers
4-30
Setting the Container Identification Number
4-30
Setting the Unit Serial Number
4-31
Setting the Time and Date
4-31
Setting the Compressor and On Time
Hourmeters
4-32
Setting the User Hourmeter Types, User
Hourmeter Thresholds and User
Hourmeters
4-32
Setting the Sensor Grades
4-33
Changing the Display Units (C/F)
4-35
Menu Program Functions
4-36
USDA Sensors
4-36
PULP Sensor (Option)
4-37
Economy Mode
4-38
Dehumidify Mode (Option)
4-39
Humidify Mode (Option)
4-39
Bulb Mode (Option)
4-40
Power Reduction Mode
4-41
Controller Emergency Bypass Procedure
4-42
Output Module
4-43
Thermo Bus Tap
4-43
Power Module
4-43
Replacing the
µ
P-D Controller
4-44
Temperature Sensors
4-44
Diagnosis and Repair
4-45
Alarm Codes, Descriptions and
Corrective Actions
4-46 to 4-66