User Manuals: Carrier ComfortLink R080 Liquid Chiller

Manuals and User Guides for Carrier ComfortLink R080 Liquid Chiller. We have 1 Carrier ComfortLink R080 Liquid Chiller manual available for free PDF download: Controls, Start-Up, Operation, Service, And Troubleshooting

Carrier ComfortLink R080 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 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
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
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
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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