Trane IntelliPak 2 - Relief Fan

To Next Page

To Previous Page

RT-SVX073A-EN

101

Relief Fan

Figure 51. Relief fan performance LOW CFM - 90 tons (25" Fan)

Figure 52. Relief fan performance STANDARD CFM—90 tons; LOW CFM—105-150 tons (28")

Unit Startup

Main Page

Table of Contents4
Model Number Description7
General Information10
Unit Nameplate10
Compressor Nameplate10
Gas Heat Nameplate10
Unit Description10
Ventilation Override Module10
High Pressure Limit Controls10
Morning Warm-Up-Zone Heat10
Thermostats10
VZH Variable Speed Compressors11
Pre-Installation12
Unit Inspection12
Exterior Inspection12
Inspection for Concealed Damage12
Repair12
Storage12
Unit Clearances12
Unit Dimensions and Weight12
Information12
Installation Checklist13
General Checklist13
Units)13
Unit Rigging and Placement (Two-Piece -Addition to General Checklist)13
Electric Heat Units13
Requirements13
Gas Heat Units14
Hot Water Heat14
Steam Heat14
O/A Pressure Sensor and Tubing14
Installation14
Energy Recovery Wheel14
Dimensional Data15
Electrical Entry Details20
Minimum Required Clearance21
Weights22
Installation25
Roof Curb and Ductwork25
Pitch Pocket Location25
Field Converting Horizontal Ductwork27
(Supply or Return) from Right to the Left Side27
Unit Rigging and Placement29
Air-Cooled Condensers-Two-Piece33
Unit Fit up33
Tubing and Wiring Connections36
General Installation Requirements38
Rigging the Unit38
Main Electrical Power39
Field Installed Control Wiring39
Electric Heat Units39
Gas Heat39
Hot Water Heat39
Steam Heat39
O/A Pressure Sensor and Tubing39
Installation39
Condensate Drain Connections39
Units with Gas Furnace40
Removing Compressor Assembly40
Shipping Hardware40
Removing Supply and Exhaust Fan Shipping Channels40
O/A Sensor and Tubing40
Installation40
Gas Heat Units42
General Coil Piping and Connection Recommendations47
Disconnect Switch with External50
Handle50
Electric Heat Units51
Main Unit Power Wiring51
Electrical Service Sizing52
Field Installed Control Wiring57
Controls Using 24 VAC57
Outputs57
Constant Volume Zone Panel (BAYSENS108*)58
Variable Air Volume System58
Controls58
Stop/Off/Auto58
Emergency Override58
Coefficient58
(Vom)59
Emergency Stop Input60
Occupied/Unoccupied Contacts60
Unit Startup62
Sequence of Operation62
Stop/Off/Auto62
Power-Up Start Delay62
Normal Unit Starting62
Rapid Restart Operation62
Occupancy62
Sensors63
Heat Cool Mode Status63
Operating Modes64
Unit Sub-Modes65
Supply Fan Control66
Supply Fan VFD Bypass Control67
Minimum Ventilation Control68
Relief Fan and Space Static Pressure69
Control69
0-25% Motorized Outdoor Air70
Damper70
Units Without a Return Air70
Units with Independent Return Air Damper Control70
Energy Recovery Wheel70
Availability72
Energy Recovery Cooling72
Energy Recovery Heating72
Energy Wheel Frost Avoidance72
Energy Wheel Frost Avoidance W/Preheat (Optional)73
Energy Wheel Proving Status73
Return Fan73
Control74
Multi Zone-VAV - Discharge Temperature Units74
Space Temperature Control75
Space Temperature Control Units76
Compressor Staging and Timers77
Compressor Protections78
Hot Gas Bypass81
EXV Control81
Valve)81
Economizing82
Outdoor Air Damper Fault Detection and Diagnostics (FDD)83
Occupied84
Unoccupied84
Heat Types84
Unoccupied Cooling86
Unoccupied Heating86
External Fan Control86
Overrides88
Limits91
Filter Status91
Startup the Unit91
Performance Data97
Supply Fan97
Airside Pressure Drop - Standard99
Evaporator Coil100
Relief Fan101
Return Fan102
Drops104
Pressure Curves110
(60 Hz) Air-Cooled Condensers110
(50 Hz) Air-Cooled Condensers124
Components137
Economizer and Exhaust Air Damper137
Adjustment137
Standard Unit with Energy Recovery140
Wheel140
Energy Recovery Wheel (ERW)146
Compressor Startup153
Refrigerant Charging154
Compressor Crankcase Heaters155
Compressor Operational Sounds155
At Shutdown155
At Low Ambient Start-Up155
Variable Speed Compressors155
Electronic Compressor Protection Module155
(Cpm)155
Expansion Valves158
Measuring Superheat158
Charging by Subcooling159
Measuring Subcooling159
Standard Ambient Units159
Electric, Steam and Hot Water Start159
Gas Furnace Start-Up160
2-Stage and Modulating Gas160
Furnace160
2-Stage and Modulating Burner161
Setup161
Final Unit Checkout164
Multi-Piece Unit - Trane Start-Up164
Trane Startup Checklist166
Critical Control Parameters and Dry Bulb Changeover Map167
Service and Maintenance169
Fan Belt Adjustment175
Scroll Compressor Replacement176
Refrigeration System177
CSHN/CSHL Compressors178
VZH Variable Speed Compressors178
VFD Programming Parameters179
Inverters)179
Eflex™ Compressor VFD Programming Parameters183
Monthly Maintenance184
Filters184
Cooling Season184
Heating Season185
Coil Cleaning186
Refrigerant Coils186
Steam or Hot Water Coils186
Replacement187
Final Process187
Unit Wiring Diagram Numbers189
Warranty and Liability Clause190
Commercial Equipment - 20 Tons and Larger and Related Accessories190

Trane IntelliPak 2 - Relief Fan

Table of Contents

Related product manuals