Carrier AquaForce 30XV140

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123

Fig. 76 — 30XV High Tier 225-325 (All Voltages), Mid Tier 300, 325 (All Voltages) Power Schematic

NOTE: See Legend on page 116.

Main Page

Table of Contents1
Safety Considerations2
General3
Conventions Used in this Manual4
Abbreviations Used in this Manual4
Controls4
Touch Pilot Display4
Touch Pilot Display User Interface4
- Status Message Box6
- General6
- Touch Pilot Login and Display Setup8
- Main Menu Screen8
- Home Screen8
- General Configuration Table9
- Trendings Screen9
- Menu Architecture9
- Setting Time and Date11
- Web and Network Interface11
Input/Output (SIOB) Boards11
Auxiliary (AUX) Boards11
Enable-Off-Remote Contact Switch (SW1)15
Emergency On/Off Switch (SW2)15
Energy Management Module (EMM)15
Local Equipment Network16
Board Addresses16
Control Module Communication16
Carrier Comfort Network16
- (CCN) Interface16
Remote Alarm and Alert Relays17
Configuration (Software)17
Touch Pilot Operation Configuration Tables17
Touch Pilot Menu Tables17
Machine Control Methods20
- Operating Type Selection21
Machine On/Off Function21
- Machine Start Delay22
- Fast Loading22
Chilled Water Setpoint Configuration22
- Fluid Setpoint Control Location22
- Cooling Setpoint Selection23
- Current Operating Setpoint23
- Setpoint Occupancy23
- Defining Occupancy Schedule23
- Chilled Water Fluid Type Selection25
Evaporator Pump Control25
- Pump Selection25
- Periodic Pump Quick Start26
- Master/Slave Chiller Pump Operation26
- Chilled Water Flow Switch Status26
- Manual Operation26
Circuit/Compressor Staging and Loading26
- Circuit/Compressor Loading/Unloading26
Dual Chiller Control26
- Dual Chiller Control for Parallel Applications28
- Dual Chiller Pump Control for Parallel28
- Dual Chiller Pump Control for Series33
Ramp Loading33
Temperature Reset33
- Outside Air Temperature Reset35
Demand Limit38
- EXTERNALLY POWERED (4 to 20 Ma) DEMAND39
- Ccn Loadshed Controlled Demand Limit40
Ice Storage Operation40
Broadcast Configuration40
- Activate40
- Oat Broadcast40
Alarm Control40
- Alarm Routing Control40
Daylight Saving Time Configuration41
Capacity Control Overrides41
Head Pressure Control (Variable Speed Fans)42
Head Pressure Control (Fixed Speed Fans)42
Pre-Start-Up43
System Check43
Start-Up43
Actual Start-Up43
Operating Limitations44
- Voltage44
Dual Chiller Sequence of Operation47
Operation47
Sequence of Operation47
Operating Modes48
- Startup Delay in Effect48
- Second Setpoint in Use48
- Reset in Effect48
- Demand Limit Active48
- Evaporator Pump Rotation48
- Pump Periodic Start48
- Master Slave Control Active48
- Ice Mode in Effect48
Sensors48
- Thermistors51
- Operation52
- Main Exv Control53
Service52
Economizer Assembly52
Electronic Expansion Valve (EXV)52
Compressor Assembly55
- Valve Troubleshooting55
- Suction Victaulic Coupling Installation55
Evaporator Service56
- Tightening Evaporator Head Bolts60
- Inspecting/Cleaning Heat Exchangers60
- Evaporator Chilled Water Flow Switch60
All Units60
- Evaporator Water Treatment60
- Preparation for Winter Shutdown61
Microchannel Heat Exchanger (MCHX) Condenser Coil Maintenance and Cleaning61
- Recommendations61
- Routine Cleaning of Rtpf Coil Surfaces62
Condenser Fans62
Refrigerant Circuit63
Safety Devices63
- Compressor Protection63
- Oil Separator Heaters63
Relief Devices63
Variable Frequency Drives (Vfds)63
- Vfd Display Navigation71
Maintenance100
Recommended Maintenance Schedule100
Troubleshooting100
Alarms and Alerts100
- Vfd Alarms and Alerts111
Troubleshooting113
- Black Box Function113
Electrical Schematics116
Quick Test (Service Test)116
- Display Tables129
Appendix A - Touch Pilot130
Appendix B - Ccn Point Table150
Appendix C - Lon Point Table156
Appendix D - Bacnet/Modbus Translator Points157
- Appendix E - Piping and158
- Instrumentation158
Appendix F - Maintenance Summary and Log Sheets159
Appendix G - Evaporator Heater Sensor Set Point161
Network Interface Parameters162
Appendix H - Touch Pilot Web and Network Interface Parameters164
Appendix I - Compressor Circuit Breaker Factory Trip Settings169
Index170
Manufacturer Reserves the Right to Discontinue, or Change at any Time, Specifications or Designs Without Notice and Without Incurring Obligations178

Carrier AquaForce 30XV140 - Page 123

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