Trane Technologies IntelliPak Signature SCWF

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SCXF-SVX01T-EN

107

Notes

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Table of Contents4
Overview8
R-410A Compressors8
Signature Series Self-Contained Unit8
Components8
Standard Controls9
Human Interface Panel9
Unit Control Module9
Optional Controls10
Unit Nameplate10
Model Number Description11
Commercial Self-Contained Signature11
Series11
General Data13
Pre-Installation18
Receiving18
Receiving Checklist18
Responsibilities18
Unit Inspection18
Unpacking19
Unit Protective Covers20
Supply Fan Isolators20
Dimensional Data21
Steam and Hot Water Coils25
Steam Coils25
Hot Water Coils25
Plenum26
Filters26
Airside Economizer27
Service Clearances27
Weights29
Installation - Mechanical30
Unit Handling30
Installation Preparation31
Unit Vibration Isolator Option31
Procedure31
Duct Connections32
Installing the Plenum32
Installing the Airside Economizer33
Water Piping34
Condenser Connections34
Condensate Drain Connections34
General Waterside Recommendations35
For Cooling Towers35
Waterside Piping Arrangements35
Water Temperature Requirements35
Water Piping Verification35
Installating the Hydronic Coil35
Steam and Hot Water Coil35
Refrigerant Systems36
Installation - Electrical37
Unit Wiring Diagrams37
Supply Power Wiring37
Voltage Range37
Voltage Imbalance37
Phase Monitor37
Control Power37
Selection Procedures38
Static Pressure Transducer Installation39
(VAV Units Only)39
Transducer Location39
Installing the Transducer39
Zone Sensor Options for Control Units40
Standard with All Units: BAYSENS07740
CV Unit Zone Sensor Options40
Integrated Comfort Systems Sensors for CV and VAV Applications41
Options41
Zone Sensor Installation42
Mounting Location42
Mounting the Subbase42
Wiring42
Standard Remote Sensor42
(Baysens077)42
Programmable Zone Sensors43
Baysens11943
Time Clock Option43
Grasslin Time Clock Option43
Installing the Time Clock43
Surface Mounting Inside Panel44
Wiring the Time Clock44
Remote Human Interface Panel44
Installation44
Human Interface (HI) Panel44
Location Recommendations44
Ambient Temperature and Humidity45
Limits45
Mounting the Remote Human Interface45
(RHI) Panel45
Procedure45
Wall Mounting the RHI Panel45
Wiring the Remote Human Interface46
Low Voltage (AC) Field Wiring47
Connections47
Interprocessor Communication Bridge47
Module Wiring47
Communication Link47
Pair) Wiring47
At the Self-Contained Unit47
Connecting to Tracer Summit47
Communication Wiring48
Programming the Time Clock Option48
Setting the Time Clock48
Programming the Time Clock48
Reviewing and Changing48
Programs48
Manual Override48
Operating Principles50
Control Sequences of Operation50
Occupied/Unoccupied Switching50
Field-Supplied Occupied/Unoccupied50
Input on the RTM50
Tracer Summit System50
Factory-Mounted Time Clock50
Unoccupied Sequence of Operation50
Morning Warm-Up50
Full Capacity Morning Warm-Up50
Timed Override Activation-ICS51
Ics51
VAV Drive Max Output51
Occupied Sequence51
Occupied Zone Temperature51
Cooling51
Zone Temperature Control (Unit Model Number Digit 9 = 4 or 5)51
Supply Air Temperature Control51
Units with Economizer51
Cooling/Waterside Economizer52
Cooling/Airside Economizer52
Mechanical Cooling52
Water-Cooled Units Only52
Auto Changeover52
Only)52
Heating52
Electric Heat52
Steam52
Supply Air Setpoint Reset52
Reset Based on Zone Temperature53
Supply Airtempering (Hot Water and Steam VAV Units Only)53
Daytime Warm-Up (Units with Supply Air Temperature Control Only)53
Supply Airtempering53
Changeover53
Thermostatic Expansion Valve53
Compressors53
Compressor Cycling53
Compressor Lead/Lag Operation54
Step Control54
Compressor Safety Devices55
Lockout55
Evaporator Coil Frost Protection55
Frostat55
Service Valve Option55
Waterside Components55
Water Purge55
Water Piping Options55
Basic Water Piping56
Intermediate Water Piping56
Water Flow Switch Option56
Water-Cooled Condensers56
Waterside Economizer Option56
Control56
Constant Water Flow with Intermediate56
Piping56
Variable Water Flow with Intermediate56
Unit Airside Components57
Supply Air Fan57
Sensor58
Thermostat58
Dirty Filter Sensor Option58
Low Ambient Sensor58
Supply Air Static Pressure Limit58
Variable Frequency Drive Option58
VFD with Bypass58
Airside Economizer Option58
Comparative Enthalpy Control59
Damper59
Interface59
Airside Economizer Interface59
Airside Economizer Interface with Comparative Enthalpy60
Controls61
Points List61
RTM Module61
GBAS Module61
ECEM Module61
BCI-I Option61
LCI-I Points List61
Phase Monitor61
Unit Control Components61
RTM Module Board-Standard on All62
Units62
Compressor Module64
Human Interface Module-Standard on64
All Units64
Remote Human Interface Module64
Waterside Module-Standard on All64
Water-Cooled Units64
Heat Module64
Ventilation Override Module (VOM)64
Trane Communications Modules65
Exhaust/Comparative Enthalpy65
Module65
Ventilation Control Module (VCM)66
Generic Building Automation System66
Module Option66
Functions68
Pre-Startup71
Units with VFD71
Pre-Startup Checklist71
Supply Fan71
Ductwork71
Water-Cooled Unit Piping71
Units with Hydronic Heat71
Units with Electric Heat71
Electrical72
Components72
Start-Up73
Final Refrigerant Charge74
Startup Procedure74
Instructions74
Startup Log75
Maintenance76
Service Access76
Variable Frequency Drive (VFD)76
Air Filters76
Inspecting and Cleaning the Drain77
Pan77
Inspecting and Cleaning the Fan78
Supply Fan78
Fan Drive78
Fan Bearings79
Fan Belt Tension79
Measuring Belt Tension79
Adjusting Belt Tension80
Compressors82
Scroll Compressor Failure Diagnosis82
And Replacement82
Refrigerant System82
Refrigerant Leak Test Procedure82
Brazing Procedures83
System Evacuation Procedures84
Compressors85
Scroll Compressor Failure Diagnosis85
And Replacement85
Components86
Cleaning Coil Fin87
Inspecting and Cleaning Coils87
Steam and Hot Water Coils87
Refrigerant Coils88
Coil88
Cleaning the Condenser88
Chemical Cleaning of Condenser and Economizer Coil89
Piping Components89
Water Valves89
Flow Switch89
Maintenance Periodic Checklists89
Monthly Checklist89
Semi-Annual Maintenance90
Annual Maintenance90
Diagnostics91
Troubleshooting91
System Checks91
Additional Diagnostic Resources92
Wiring Diagrams104

Trane Technologies IntelliPak Signature SCWF - Page 107

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