Carrier Ecologic Series 3 - Page 94

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APPENDIX E (cont)

Unit Size Range

NOTE: Ft of water = 2.31 x psig.

30HX CONDENSER PRESSURE DROP — ENGLISH

Unit Size Range

30HX CONDENSER PRESSURE DROP — SI

Main Page

Table of Contents2
Major System Components3
Oil Pumps4
Gx0805
Outputs6
Starting Option7
Capacity Sequence Determination8
Minimum Load Valve9
Head Pressure Control10
Cooler and Condenser (30HXC)14
Pump Control14
- Cooler Pump Control14
- Condenser Pump Control15
Cooler Heater Control15
Oil Heater Control15
Keypad and Display Module15
- (Also Called HSIO-II)15
- Accessing Functions and Subfunctions15
- Automatic Default Display15
- Status Function19
- Test Function27
- History Function27
- Set Point Function27
- Service Function32
- Schedule Function39
Temperature Reset41
- External Temperature Reset41
- Externally Powered Reset41
- Return Fluid Temperature Reset41
Demand Limit41
- DEMAND LIMIT (Switch Controlled, 30GX Only)44
- Externally Powered Demand Limit44
- DEMAND LIMIT (CCN Loadshed Controlled)44
Troubleshooting45
Checking Display Codes45
Unit Shutoff45
Complete Unit Stoppage45
Single Circuit Stoppage45
Restart Procedure45
- Power Failure External to the Unit45
Alarms and Alerts45
Compressor Alarm/Alert Circuit46
EXD Troubleshooting Procedure52
- Inspecting/Opening Electronic Expansion Valves53
- Inspecting/Opening Economizers53
Service54
Servicing Coolers and Condensers54
- Tube Plugging54
- Tightening Cooler/Condenser Head Bolts54
Condenser Coils (30GX Only)55
- Coil Cleaning55
Inspecting/Cleaning Heat Exchangers55
Water Treatment55
Condenser Fans (30GX Only)56
Refrigerant Charging/Adding Charge56
Oil Charging/Low Oil Recharging57
Oil Filter Maintenance58
- Replacing the External Oil Filter58
- Replacing the Internal Oil Filter58
Compressor Changeout Sequence58
- Burnout Clean-Up Procedure60
Moisture-Liquid Indicator60
Filter Drier60
Liquid Line Service Valve60
Thermistors61
- Thermistor Replacement61
Pressure Transducers61
- Pressure Transducer Calibration61
Safety Devices64
- Cooler Protection64
Relief Devices64
Red Led65
- Green Led65
- Control Module Battery Replacement66
Control Modules65
Carrier Comfort Network (CCN) Interface66
- Processor Module (Psio-1)68
- High Voltage Relay Module (Dsio-Hv)68
Replacing Defective Processor Module68
Winter Shutdown Preparation68
Pre-Start-Up Procedure69
System Check69
Start-Up and Operation69
Actual Start-Up69
Operating Sequence69
Field Wiring70
- (Compressor Must Trip Amps)76
Appendix A76
- Appendix A77
- Appendix A78
- Appendix A79
- Appendix A80
- (Capacity Loading Sequence)81
APPENDIX C (Available Accessories)86
- APPENDIX D (Building Interface)88
APPENDIX E (Cooler and Condenser Pressure Drop)93
- (Typical System Components)97
Appendix F97
Appendix F98
Index99

Carrier Ecologic Series 3 - Page 94

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