Jetson FWCD Series

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Jetson

www.JetsonHVAC.com

Figure 33. Field wiring – FWCD array with master-secondary controller, dual circuit modules

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Introduction3
Table of Contents6
Digits 5 to 7 - Nominal Capacity12
Digit 8 - Unit Voltage12
Digit 9 - Unit Application12
Digit 10 - Refrigerant Style12
Digit 11 - Number of Circuits12
Digit 12 - Efficiency/Capacity13
Digit 13 - Design Sequence13
Digit 14 - Array System13
Digit 15 - Evaporator Heat Exchanger Type13
Digit 16 - Evaporator Fluid Type13
Digit 17 - Evaporator Flow13
Digit 18 - Evaporator Temperature Range14
Digit 19 - Evaporator Control Valves14
Digit 20 - Condenser Heat Exchanger Type14
Digit 21- Condenser Fluid Type14
Digit 22 - Condenser Heat Recovery15
Digit 23 - Condenser Corrosion Resistance15
Digit 24 - Condenser Control Valves15
Digit 25 - Power Feed15
Digit 26 - Power Connection16
Digit 27 - Service Options17
Digit 28 - Panel Ampere Rating17
Digit 29 - Control Style17
Digit 30 - Local Unit Controller Interface18
Digit 31 - Remote BMS Interface (Digital Comm)18
General Information23
Unit Components25
Pre-Installation26
Electrical Service Sizing Data27
Dimensions29
Clearances35
Weights38
Application Information39
- Line Sizing Guidelines45
Installation Mechanical49
- Clearances50
- Ventilation50
- Drainage50
- Handling50
- Forklifting Procedure51
- Rigging Procedure51
- Access Restrictions52
- Compressor Mounting52
- Direct Mounting52
- Unit Leveling52
- Typical Water Piping52
- Avoidance of Short Water Loops52
- Minimum Water Volume for a Process Application53
- Unit Piping53
- Exchanger Water Pressures53
- Flow Sensing Devices53
- Water Piping Recommendations53
- Water Flow Rates54
- Chilled Water System Volume54
- Pressure Drop Curves55
- Water Treatment58
- Evaporator and Water Piping58
- Condenser Piping60
Installation Electrical61
- General Recommendations61
- Checking the Power Supply61
- Total Supply Voltage62
- Voltage Imbalance between Phases62
- Equipment Grounding62
- Unit Power Wiring62
- Scroll Compressor Electrical Phasing63
- Setting the Proper Electrical Phase Sequence63
- Control Power Supply63
- External Contacts and Peripherals64
- Required Chilled Water Flow Switch64
- Condenser Water Loss of Flow Protection64
- Required Pump Control64
- Remote Off/Auto64
- Remote Alarm64
Smart Controls65
Controls Interface69
- Unit Controller - General69
Unit Controller69
- Software Installation and Setup69
- Downloading and Installing Unit Controller (MCS-Connect) Software69
- Connecting to the Chiller70
- Setpoint Changes70
- Viewing and Troubleshooting ALARMS70
- Downloading and Viewing Graphs70
- Updating Chiller Software and Configuration Files70
Unit Start-Up Procedures72
- Pre-Start72
- Sequence of Operation73
- Checking Operating Conditions73
- System Superheat74
- System Subcooling74
Shut down75
- Normal Unit Shutdown75
- Extended Shutdown Procedure75
Unit Restart75
- Unit Restart after Extended Shutdown75
Maintenance77
- Periodic Maintenance77
- Weekly Maintenance77
- Monthly Maintenance77
- Annually78
Compressor Maintenance78
- Compressor Oil78
- Oil Level78
- Oil Appearance78
- Scroll Compressor Functional Test78
- Compressor Operational Noises79
- Excessive Amp Draw79
- Low Suctions79
Heat Exchanger Maintenance79
- When to Clean a Brazed Plate Heat Exchanger (BPHE)79
- How to Clean a Brazed Plate Heat Exchanger (BPHE)79
- Cleaning in Place (CIP) Procedure79
- CIP Fluids80
- Bio Gen Active - Scale 132 Copper80
- Organic Acids80
- Formic Acid80
- Acetic Acid80
- Citric Acid80
- Bases80
- Commercially Available Cip Fluids80
Wiring82
- Appendix A93
- Warranty93
- Appendix B95
- Piping System Flushing Procedure95
- Water Treatment Requirements95

Jetson FWCD Series - Page 89

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