Carrier AquaForce 30XV140 - Appendix G: Evaporator Heater Sensor Set Point

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APPENDIX G — EVAPORATOR HEATER SENSOR SET POINT

Evaporator Heater Sensor Set Point

* 10th digit in model number.

30XV UNIT SIZE *TIER SET POINT [AMPS]

140 - 180 All 5.2

200 S 5.2

200 M, H 10.4

225 - 325 All 10.4

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 - Appendix G: Evaporator Heater Sensor Set Point

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