User Manuals: Star Cool SCI-20 Refrigeration Unit

Manuals and User Guides for Star Cool SCI-20 Refrigeration Unit. We have 1 Star Cool SCI-20 Refrigeration Unit manual available for free PDF download: Operating And Service Manual

Star Cool SCI-20 Operating And Service Manual (196 pages)

Brand: Star Cool | Category: Refrigerator | Size: 10 MB

Preface
2
Warnings
2
Table of Contents
3
Legend
7
General Description
9
Function Description
10
Start-Up Procedure
10
Climate Control Function
11
Temperature Control
11
Capacity Control and Limiter
11
Expansion Valve
12
Economizer Valve
13
Dehumidification
13
Condenser Fan
14
Evaporator Fan
14
Defrost Function
14
QUEST (Optional)
16
Bulb Mode (Overall Description)
16
Product Perspective
16
Product Functions
16
User Interface
16
Communication to Data Logger
17
Bulb Mode (System Feature)
17
Setting
17
Configuration
17
Limitations
17
Alarms
17
Defaulting
17
Tests
17
Function Test
18
Full PTI
19
Short PTI
19
Data Log
19
Alarm Action System (AAS)
21
Temperature Control
21
Expansion Valve Control
21
Condenser Fan Control
22
Dehumidification Control
22
Defrost Control
22
Electrical Control
22
Refrigeration System Data
23
Refrigerant Charge, R134A
23
General Specification
24
Compressor - Motor Assembly
24
Frequency Converter (FC)
24
High Pressure Cut - out Switch
24
Fusible Plug, Receiver
24
Economizer
24
Evaporator Coil
24
Condenser Coil
25
Evaporator Fan
25
Condenser Fan
25
Water Cooled Condenser (Optional)
25
Defrosting
25
Fresh Air Exchange
26
Refrigeration Controls
26
Electrical Data
26
Circuit Breaker
26
Contactors
26
Fuses
26
Power Plug
26
Power Cable
26
USDA Socket Requirements
27
Evaporator Fan Motor
27
Condenser Fan Motor
27
Evaporator Coil Heaters
28
Temperature Sensors, Including USDA
28
Pressure Transmitters
28
Miscellaneous
28
User Interface
28
Indicator Lights
28
Display
29
Key Pad
30
Menu Overview
31
General Page Layout
31
Using the Cursor
32
Changing a Parameter Value
32
Activating a Function
32
Air Exchange Page
32
Operation
33
Menu Structure
33
General Operation
34
Temperature Setting
34
Wake-Up Mode
34
Contrast Adjustment of the Display
34
PTI or Function Test Execution
35
Info Menu Viewing
38
Operation Parameter Setting
41
Programs
42
Multiple Temperature Set Points Program, MTS
42
Cold Treatment Program, CT
43
Alarms
44
Service Function Setting/Viewing
45
Manual Operations
46
Datalog View
47
Time Adjust
47
Run Time Counters
48
Configuration
49
Serial Numbers
50
C and °F Temperature Scale Showing, Alternately
51
Viewing Graph of Supply and Return Temperature
51
Manual Defrost Initiation
51
Water-Cooling Activation/Deactivation
51
Emergency Operation
52
FC Defective
52
Controller Defective
52
External Interfaces
53
General Requirements
53
List of Terms Used for External Interfaces
53
Functions Overview
54
Location of Valves
55
Location of Motors, Temperature Sensors, Humidity Sensor and Air Exchange Potentiometer
56
Location of Pressure Transmitters, High Pressure Switch and Oil Outlet Port
57
General Trouble Shooting
57
Trouble Shooting for Star Cool Main Controller
58
Detailed Alarm Description
58
Alarm List
59
Events
62
Temperature Sensor Alarms (al 1XX)
64
Pressure Transmitter Alarms (al 2XX)
74
Other Sensor Alarms (al 3XX)
77
Power Alarms (al 4XX)
81
Frequency Converter (FC) Alarms (al 5XX)
91
Operation Alarms (al 6XX)
106
Communication Alarms (al 7XX)
120
Test Alarms (al 8XX)
124
Controller Alarms (al 9XX)
139
Calibration of Air Exchange Sensor
164
Sensor Calibration Using Starview
164
Replacing of Unit
165
Replacement Evaporator Motor and Fan
166
Replacement Condenser Motor and Fan
166
Replacement of Evaporator
167
Replacement of Heating Elements
168
Replacement of FC
169
Replacement of Compressor
170
Replacement of Compressor Valve Plate / Cylinder Head Gasket
171
Service and Maintenance
172
Evacuation of Refrigerant
172
Compressor Pump Down, Operation
173
Compressor Pump Down, Replaced
173
Pump down of Unit
174
Pressure Test
174
Charging of Refrigerant
175
Charging of an Empty Unit
175
Charging of Unit Low on Charge
175
Leakage Detection
176
Fan Motors (in Not Using Plug)
176
Drying Filter
177
Replacing of Drying Filter
177
Compressor
177
Check of Oil Level
177
Charging of Oil
178
Draining of Oil from Compressor
178
Soldering
179
Welding
179
Tables
179
Datalog Description
179
Temperature Sensor [°C] - Resistance Table
181
Temperature Sensor [°F] - Resistance Table
182
Air Exchange Sensor Table Voltage - M3/H for 35 CMH
183
Voltage - Pressure Table, Low Pressure Transmitter (NSK)
183
Air Exchange Sensor Table Voltage - M3/H for 75 CMH
184
Voltage - Pressure Table, Low Pressure Transmitter (AKS)
184
Voltage - Pressure Table, High Pressure Transmitter (NSK)
185
Voltage - Pressure Table, High Pressure Transmitter (AKS)
186
Temperature Sensor - Voltage Table
187
Pressure/Temperature Table for R134A
188
Tightening Torques
189
Controller Unit Illustration
190
Star Cool Unit, Installation Dimensions
191
P & I Diagram
192
Overall Wiring Schematic
193
Overall Wiring Schematics (Optional)
194

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