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ComfortLink R080
Carrier ComfortLink R080 Manuals
Manuals and User Guides for Carrier ComfortLink R080. We have
1
Carrier ComfortLink R080 manual available for free PDF download: Controls, Start-Up, Operation, Service, And Troubleshooting
Carrier ComfortLink R080 Controls, Start-Up, Operation, Service, And Troubleshooting (140 pages)
Air-Cooled and Water-Cooled Chillers with Controls 50/60 Hz
Brand:
Carrier
| Category:
Chiller
| Size: 1.99 MB
Table of Contents
Table of Contents
1
Safety Considerations
1
General
2
Major System Components
3
Main Base Board (MBB)
3
Screw Compressor Board (SCB)
3
Electronic Expansion Valve (EXV) Board
3
Comfort Link Compressor Protection
3
(CCP) Board
3
Energy Management Module (EMM)
3
Enable/Off/Remote Connect Switch
3
Emergency On/Off Switch
3
Board Addresses
3
Operation Data
4
Electronic Expansion Valve (EXV)
4
Oil Pumps
5
Motor Cooling
5
Back Pressure Valve
5
And 30HXA Only)
5
Sensors
5
Comfort Link Compressor Protection (CCP) Board
7
Outputs
7
Inputs
7
Wye-Delta Vs Across-The-Line (XL)
8
Starting Option
8
Capacity Control
8
Minutes off Time
9
Close Control
9
Lead/Lag Determination
9
Capacity Sequence Determination
9
Minimum Load Valve
10
Head Pressure Control
11
Air-Cooled Units (30Gxn,R)
11
Water-Cooled Units (30Hxc)
12
Condenserless Units (30Hxa)
12
09Dk Air-Cooled Condensers
16
09Az Air-Cooled Condensers
17
Operation Sequence
17
Variable Speed Fan Control
17
Adjusting Pid Routines
17
Control Methods
17
7-Day Schedule
17
Ccn
17
Cooling Setpoint Select
17
Ice Mode
17
Cooler and Condenser (30HXC)
17
Condenser Pump Control
18
Flow Sensor
18
Cooler Heater Control
18
Oil Heater Control
18
Navigator Display Module Usage
18
Service Test
19
Configuring and Operating Dual Chiller
19
Control
19
Alarms/Alerts
36
Run Hours and Starts
36
Temperature Reset
36
Demand Limit
38
DEMAND LIMIT (2-Stage Switch Controlled)
38
Externally Powered Demand Limit
38
DEMAND LIMIT (CCN Loadshed Controlled)
38
Cooling Set Point (4 to 20 Ma)
39
Troubleshooting
41
Checking Display Codes
41
Unit Shutoff
41
Complete Unit Stoppage
41
Single Circuit Stoppage
41
Restart Procedure
41
Power Failure External to the Unit
41
Alarms and Alerts
41
Compressor Alarm/Alert Circuit
42
EXV Troubleshooting Procedure
50
Inspecting/Opening Electronic Expansion Valves
50
Brazed-Plate Economizers
51
Service
52
Servicing Coolers and Condensers
52
Tube Plugging
52
Tightening Cooler/Condenser Head Bolts
52
Inspecting/Cleaning Heat Exchangers
52
Water Treatment
53
Condenser Coils (30GXN,R Only)
53
Coil Cleaning
53
Cleaning E-Coated Coils
53
Condenser Fans (30GXN,R Only)
54
Refrigerant Charging/Adding Charge
55
Oil Charging/Low Oil Recharging
56
Circuit B. Refer to Appendix H for Duplex Unitcombinations.
57
Replacing the External Oil Filter
57
Replacing the Internal Oil Filter
57
Oil Filter Maintenance
57
Compressor Changeout Sequence
57
Burnout Clean-Up Procedure
59
Moisture-Liquid Indicator
59
Filter Drier
59
Liquid Line Service Valve
59
Thermistors
59
Thermistor Replacement
59
Pressure Transducers
65
Flow Sensor
65
Safety Devices
68
Compressor Protection
68
Oil Separator Heaters (30Gx)
68
Cooler Protection
68
Relief Devices
68
Pressure Relief Valves
68
Control Modules
68
Main Base Board (Mbb), Screw Compressor
68
Comfortlink™ Compressor Protection
68
Yellow Led
68
Carrier Comfort Network (CCN) Interface
69
Replacing Defective Processor Module
69
Winter Shutdown Preparation
70
Maintenance
70
Pre-Start-Up Procedure
71
System Check
71
Start-Up and Operation
71
Actual Start-Up
71
Operating Sequence
71
Field Wiring
72
(Compressor Must Trip Amps)
75
Appendix A
75
APPENDIX B (Capacity Loading Sequence)
85
APPENDIX C Available Accessories
90
APPENDIX D (Building Interface)
92
APPENDIX F (Typical System Components)
101
APPENDIX G (CCN Configuration)
113
APPENDIX H (30GXN,R Duplex Combinations)
126
APPENDIX I (Motormaster® V
127
Operation Instructions)
127
APPENDIX J (Maintenance Log)
130
APPENDIX E (Cooler and
134
Condenser Pressure Drop
134
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