Table Of Contents - Trane CSAA Installation, Operation And Maintenance Manual

Table of Contents

Introduction2
Warnings, Cautions, And Notices2
Important Environmental Concerns2
Important Responsible Refrigerant Practices2
Factory Training3
Table Of Contents4
Nameplate5
Performance Csaa Air Handler Section Nameplate5
General Information6
Operating Environment6
Factory-Mounted Controls6
Components6
Unit Description6
Wiring7
Pre-Installation8
Receiving And Handling8
Packaging/Shipping8
Identification8
Jobsite Storage9
Site Preparation9
Outdoor Storage9
Long-Term Storage9
Roof Curb Installation Checklist10
Cross Section Of Typical Curb Installation On New Construction10
Dimensions And Weights11
Service Clearance Recommendations11
Service Clearance For Indoor Units11
Service Clearance Dimensions (Inches)12
Service Clearance For Control Box12
Service Clearance Dimensions (Inches) For Control Box12
Section Dimensions And Weights13
Fans/Motors22
Starter/Vfd Weights22
Motor Weights22
Installation - Mechanical23
Lifting And Rigging23
Remove Shipping Tie-Downs23
Shipping Tie-Down - Front View23
Isolator Tie-Down For Unit Sizes 10-3024
Isolator Tie-Down Removal For Unit Sizes 66-12024
Belt-Drive Plenum Fan Tie-Down24
Plug Panel Plate24
Ddp Fan Thrust Bumper25
General Lifting Considerations25
Lifting Lug For Pipe Cabinets And Hoods26
Lifting Detail For Unit Sizes 3 To 12026
Lifting Lug Part Numbers26
Lifting Hoods And Pipe Cabinets27
Forklifting Considerations27
Lifting Inlet And Exhaust Hoods27
Unit Placement And Assembly27
Removing The Shipping Skid29
Ceiling Suspension29
Using Integral Base Frame29
Using A Field-Provided Mounting Frame29
Section-To-Section Assembly30
Shipping Gusset30
Section-To-Section Installation30
Coil Structural Gusset30
Install Butyl Tape To Outermost Edge Of Panel31
Stacked Unit Assembly (Shown For Sizes 3-50)31
Install Gasket To Outermost Edge Of Panel31
Horizontal Section-To-Section Low Voltage Quick Connects31
Horizontal Section-To-Section High Voltage Quick Connects32
Roof Alignment (Indoor Unit Only)32
Adjust Height Of Roof By Adjusting Vertical Channels32
Adjust Height Of Roof By Loosening Screws33
Shipping Split Assembly34
Section-To-Section Seam Cap Installation For Hurricane Units35
Section-To-Section Seam Cap Installation For Non-Hurricane Units36
Join Outdoor Hurricane Roof Panels At The Seams37
Pipe Cabinet Installation38
Pipe Cabinet Installation Details40
Pipe Cabinet To Be Installed At Shipping Split Joint41
Pipe Cabinet To Be Attached To Unit Base Bracket41
Hood Installation41
Pipe Cabinet To Be Installed At A Factory Joint41
Stacked Outdoor Unit Assembly42
Assembly Hardware42
Parts List For Outdoor Stacked Units42
Unit Assembly42
Vertical Seam Cap Installation43
Flashing Installation43
Flashing Installation Location44
Flashing For Corner Seams45
Flashing Seam Cover Installation45
Flashing Installation For Stacked Unit46
Seal First Level With Caulk Or Butyl Tape47
Bend End Tabs, Apply Butyl Tape To Flashing47
Apply Caulk To Seal48
Flashing Installation Notes48
Side Flashing Installation49
Install Flashing And Hood49
Stacked Unit Assembly50
Dual-Path Sdu/Winterizer Assembly50
Horizontal Sdu/Winterizer Assembly51
Apply Gasket In Direction Of Airflow51
Install Screws Using Powered Impact Gun51
Vertical Sdu/Winterizer Assembly52
External Raceway Assembly52
Install Trim Angles52
External Raceway53
Seismic Application Requirements53
Grade To Roof Mounted Non-Isolated53
Single Level Design - Size 3-12053
Ceiling Suspended Units54
Anchoring54
Seismic Anchor54
Hurricane Application Requirements55
Miami/Dade Co. Hurricane Certification55
Gas Heat Installation58
Gas Heat Flue Installation For Hurricane Applications58
Pipe Cabinet Installation For Hurricane Applications59
Component Installation61
Pipe Cabinet Anchorage61
Dampers61
Damper Torque Requirements62
Air-To-Air Plate Heat Exchanger Bypass Damper62
Air-To-Air Plate Heat Exchanger Frost Damper63
Standard Damper To Low-Flow Traq Damper63
Standard Traq Damper - Low Flow Traq Damper64
Side Traq Damper - Standard Flow Mixing Box64
Side Traq Damper - Standard Flow Diagonal Economizer65
Single -Side Traq Low Flow Mixing Box65
Dual-Side Traq Low Flow Mixing Box65
Side Traq Low-Flow Diagonal Economizer66
Side Rectangle Angle Damper - 2000 Fpm66
Damper Torque68
Energy Recovery Bypass Opposed-Blade Damper69
Exhaust Fan Damper Torque69
Energy Recovery Recirculation Parallel-Blade Damper70
Face Damper Torque Requirements70
Internal Face-And-Bypass Damper Torque Requirements71
External Face-And-Bypass Damper Torque Requirements71
Opposed-Blade/Parallel-Blade Damper72
Typical Internal Face-And-Bypass Configuration72
Typical External Face-And-Bypass Configuration72
Diffusers73
Adjusting The Isolators73
Fans73
Fan Isolation73
Final Filter Section74
Pre-Filter Section74
Filter Installation74
Filters74
Filter Placement75
Multizone Section95
Zone Damper Operators95
Duct Connections95
Adjusting Zone Dampers95
Damper Connections96
Bottom Opening Duct Installation96
Typical Duct Flat/Flange Connection96
Typical Section With Duct Flat/Flange Connection96
Field-Supplied Duct Connection To Ahu Bottom Supply/Return Air Opening97
Discharge Plenum Connections97
Bell Mouth Discharge Connections98
Traq Damper Connections98
Traq Damper Duct Connections98
External Face-And-Bypass Connections99
Recommended Bypass Duct Sizes (Inches)99
Other Connections100
Piping And Connections101
Piping For Staggered Coils101
General Recommendations101
Drain Pan Trapping101
Steam Coil Piping102
Code Of System Components For Piping Figures102
Negative Pressure102
Positive Pressure102
Water Coil Piping104
Typical Piping For Stacked Water Coils104
Typical Piping For Type 5W One-Row Water Coil104
Refrigerant Coil Piping105
Example Of Placement For Split-System Components105
Liquid Lines106
Line Sizing106
Routing106
Insulation106
Suction Lines107
Hot Gas Bypass107
Expansion Valves107
Avoid Underground Refrigerant Lines107
Humidifier Piping And Connections108
Remodel, Retrofit, Or Replacement108
Building (Boiler) Steam Panel Piping108
Field-Installed Evaporator Piping110
Evaporator Coil With Intertwined Circuiting110
Evaporator Coil With Horizontal-Split111
Installation - Electrical115
Internally Mounted Vfd115
Externally Mounted Vfd115
External Motorized Impeller Control Panel116
Controller - Externally Mounted116
Externally Mounted Control Box116
Controller - Internally Mounted116
Quick Connects117
Typical Quick Connects With Wiring117
Cdq™ Desiccant Wheel Cassette/Motor117
Optional Damper Actuators118
Optional Air Temperature Sensors118
Cdq Motor Data118
Cdq Motor Wiring118
Typical Wiring Schematics119
Typical Schematic For Vfd Wiring119
Typical Schematic For Starter Wiring120
Typical Schematic For Motorized Impeller Control Panel (Micp)121
Typical Schematic For Tcacs122
Uv Lights Schematic123
Controls Interface125
Connecting The Operator Display125
Calibrating The Operator Display125
Service Module125
Adjusting Brightness And Contrast126
External Communications Port126
Start-Up127
Pre-Startup Checklist127
Fan-Related Checks127
Coil-Related Checks127
Motor-Related Checks128
Calculate Motor Voltage Imbalance128
Unit Operation128
Vfd Programming Parameters128
Trane Tr150 Switching Frequency129
Trane Tr150 Vfd Programming Parameters129
Tension The Fan Belt130
Belt Tensioner130
Tension Drive Belt Label130
Belt Tension Measurement130
Typical Sheave Diameter And Deflection Force131
Determine Fan Speed131
Align Fan And Motor Sheaves132
Check Multiple Belts132
Proper Drive Alignment132
Airflow Measuring Systems132
Traq Damper Terminal Connections133
Altitude Adjustment Factors133
Vcm (Transducer) Calibration133
Input Power133
Fan Inlet Airflow Measuring System136
Available Transmitters137
Transmitter Calibration137
Maintenance137
Constant Factor K138
Cdq Wheel Start Up140
Energy Wheel Startup141
Completely Fasten Segment Retainers141
Confirm Proper Belt Tracking On Wheel Rim141
External Insulating Requirements142
Routine Maintenance143
Maintenance Checklist143
Air-To-Air Plate Heat Exchangers144
Cleaning The Unit144
Cleaning Non-Porous Surfaces144
Cleaning Porous Surfaces145
Coils145
Steam And Water Coils145
Refrigerant Coils146
Coil Winterization146
To Clean Refrigerant Coils146
Moisture Purge Cycle147
Drain Pans147
Cdq Cleaning147
Vacuuming The Wheel147
Cdq Desiccant Dehumidification Wheel147
Washing The Wheel148
Cleaning The Module148
Cdq Bearing And Motor Lubrication148
Cdq Drive Belt Tension148
Wooden Blocks Support Wheel149
Remove Short Posts First149
Prevent Wheel From Flipping Out With Boards149
Remove Post Mounting Screws149
Remove Post150
Remove Snap Ring150
Cdq External Bearing Replacement151
Remove Cover Plate152
Remove Bolts Securing Bearing152
Remove Bolt And Washer From Shaft152
Loosen Set Screws152
Cdq Belt Tension153
Cdq Drive Belt Adjustment/Replacement153
Twist And Push Through Links153
Cdq Seal Adjustment154
Cdq Drive Motor And Pulley Replacement154
Energy Wheels154
Reconnect The Belt154
Energy Wheel Cleaning155
Cleaning The Energy Wheel Motor155
Segment Removal And Replacement155
Segment Removal - 900-15,000 Wheel Cfm155
Segment Replacement - 900-15,000 Wheel Cfm156
Unlock The Segment Retainers156
Removal Procedure For Outer Segments157
Removal Procedure For Inner Segments157
Installation Procedure For Inner Segments157
Installation Procedure For Outer Segments158
Energy Wheel Bearings/Motor/Belts158
Energy Wheel Bearing/Drive Belt158
Unit Sizes 3 To 8 Bearing Assembly159
Energy Wheel Seal Adjustment160
Inspecting And Cleaning Fans160
Energy Wheel Drive Motor And Pulley Replacement160
Bearing Set Screw Alignment161
Fan Bearing Lubrication161
Torque Requirements161
Motor Bearing Lubrication161
Fan Motor Inspection162
Moisture Eliminator162
Throwaway Filters162
Permanent Filters162
Ultraviolet (Uv) Light Maintenance162
Cleaning The Bulbs163
Replacing The Bulbs163
Uv Lamp163
Plug Pins Into Socket, Then Tighten Compression Nut163
Disposal Of Bulbs164
Troubleshooting165
Air Handler Troubleshooting Recommendations165