Carrier Ecologic 30HXA076 Series Manuals

Manuals and User Guides for Carrier Ecologic 30HXA076 Series. We have 1 Carrier Ecologic 30HXA076 Series manual available for free PDF download: Controls, Start-Up, Operation, Service, And Troubleshooting

Carrier Ecologic 30HXA076 Series Controls, Start-Up, Operation, Service, And Troubleshooting

Carrier Ecologic 30HXA076 Series Controls, Start-Up, Operation, Service, And Troubleshooting (108 pages)

Air-Cooled and Fluid Cooled Chillers. 50/60 Hz

Brand: Carrier | Category: Chiller | Size: 1.33 MB

Table of Contents

Table of Contents
2
Major System Components
3
Oil Pumps
4
Gx080
5
Outputs
6
Starting Option
7
Capacity Sequence Determination
8
Minimum Load Valve
9
Head Pressure Control
10
Cooler and Condenser (30HXC)
14
Pump Control
14
- Cooler Pump Control
  14
- Condenser Pump Control
  15
Cooler Heater Control
15
Oil Heater Control
15
Keypad and Display Module
15
- (Also Called HSIO-II)
  15
- Accessing Functions and Subfunctions
  15
- Automatic Default Display
  15
- Status Function
  19
- Test Function
  27
- History Function
  27
- Set Point Function
  27
- Service Function
  32
- Schedule Function
  39
Temperature Reset
41
Demand Limit
41
Troubleshooting
45
Checking Display Codes
45
Unit Shutoff
45
Complete Unit Stoppage
45
Single Circuit Stoppage
45
Restart Procedure
45
- Power Failure External to the Unit
  45
Alarms and Alerts
45
Compressor Alarm/Alert Circuit
46
EXD Troubleshooting Procedure
52
- Inspecting/Opening Electronic Expansion Valves
  53
- Inspecting/Opening Economizers
  53
Service
54
Servicing Coolers and Condensers
54
- Tube Plugging
  54
- Tightening Cooler/Condenser Head Bolts
  54
Condenser Coils (30GX Only)
55
- Coil Cleaning
  55
Inspecting/Cleaning Heat Exchangers
55
Water Treatment
55
Condenser Fans (30GX Only)
56
Refrigerant Charging/Adding Charge
56
Oil Charging/Low Oil Recharging
57
Oil Filter Maintenance
58
- Replacing the External Oil Filter
  58
- Replacing the Internal Oil Filter
  58
Compressor Changeout Sequence
58
- Burnout Clean-Up Procedure
  60
Moisture-Liquid Indicator
60
Filter Drier
60
Liquid Line Service Valve
60
Thermistors
61
- Thermistor Replacement
  61
Pressure Transducers
61
- Pressure Transducer Calibration
  61
Safety Devices
64
- Cooler Protection
  64
Relief Devices
64
Red Led
65
- Green Led
  65
- Control Module Battery Replacement
  66
Control Modules
65
Carrier Comfort Network (CCN) Interface
66
- Processor Module (Psio-1)
  68
- High Voltage Relay Module (Dsio-Hv)
  68
Replacing Defective Processor Module
68
Winter Shutdown Preparation
68
Pre-Start-Up Procedure
69
System Check
69
Start-Up and Operation
69
Actual Start-Up
69
Operating Sequence
69
Field Wiring
70
- (Compressor Must Trip Amps)
  76
Appendix A
76
- Appendix A
  77
- Appendix A
  78
- Appendix A
  79
- Appendix A
  80
- (Capacity Loading Sequence)
  81
  - Appendix B
    81
  - Appendix B
    82
  - Appendix B
    83
  - Appendix B
    84
APPENDIX C (Available Accessories)
86
- APPENDIX D (Building Interface)
  88
APPENDIX E (Cooler and Condenser Pressure Drop)
93
- (Typical System Components)
  97
Appendix F
97
Appendix F
98
Index
99

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