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Trane YSC036G - Default Chapter; Table of Contents

Trane YSC036G
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4 RT-SVX21AC-EN
Table of Contents
Model Number Descriptions - 3 to 10 Tons (T/Y)
7
Model Number Descriptions - 3 to 5 Tons (T/Y -
17 Plus)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Model Number Notes . . . . . . . . . . . . . . . 11
General Information . . . . . . . . . . . . . . . . . . . . 12
Unit Inspection . . . . . . . . . . . . . . . . . . . . . 12
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Unit Nameplate . . . . . . . . . . . . . . . . . . . . 12
Compressor Nameplate . . . . . . . . . . . . . . 12
Microchannel Coil Barcode ID . . . . . . . . . 12
Unit Description . . . . . . . . . . . . . . . . . . . . 12
Economizer Control Actuator (Optional) 12
System Input Devices and Functions . . . 13
Low Pressure Control . . . . . . . . . . . . . . . . 14
High Pressure Control . . . . . . . . . . . . . . . 14
Power Exhaust Control (Optional) . . . . . 14
Lead/Lag Control (Dual Circuit Only) . . . 14
Evaporator Frost Control . . . . . . . . . . . . . 15
Discharge Line Temp Switch (DLTS) . . . 16
Smoke Detector Sensor (Optional) . . . . . 16
Phase Monitor . . . . . . . . . . . . . . . . . . . . . 16
Single Zone Variable Air Volume / Displace-
ment Ventilation (Optional) . . . . . . . . . . . 16
Human Interface - 5-inch Color Touchscreen
(Optional) . . . . . . . . . . . . . . . . . . . . . . . . . 16
Pre-Installation . . . . . . . . . . . . . . . . . . . . . . . . . 17
Dimensions and Weights . . . . . . . . . . . . . . . . 18
Unit Clearances . . . . . . . . . . . . . . . . . . . . . . 18
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Foundation . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Horizontal Units . . . . . . . . . . . . . . . . . . . . 27
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Downflow . . . . . . . . . . . . . . . . . . . . . . . . . 28
Rigging . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
General Unit Requirements . . . . . . . . . . . . 30
Factory Installed Economizer . . . . . . . . . 30
Temperature Limit Switch Usage for Gas
Heat Units . . . . . . . . . . . . . . . . . . . . . . . . . .31
TCO1 Instructions for Low NOx Gas Furnace
Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Horizontal Discharge Conversion (3 to 5 Ton
Units)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
TCO1 Instructions . . . . . . . . . . . . . . . . . . . . .33
Horizontal Discharge Conversion (6 to 10 Ton
Units)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
TCO1 Instructions . . . . . . . . . . . . . . . . . . . . .34
Unit Model Number . . . . . . . . . . . . . . . . . . .34
Return Air Smoke Detector . . . . . . . . . . . . .34
Air-Fi
®
Wireless Communication Interface 35
Main Electrical Power Requirements . . . . .36
Through-the-Base Gas Installation . . . . . . .36
Requirements for Gas Heat . . . . . . . . . . . . .37
Ultra Low NOx Gas Furnace Option - Compo-
nent Layout
. . . . . . . . . . . . . . . . . . . . . . . . . . .37
Condensate Drain Configuration . . . . . . . . .38
Filter Installation . . . . . . . . . . . . . . . . . . . . . .38
Field Installed Power Wiring . . . . . . . . . . . .39
Main Unit Power . . . . . . . . . . . . . . . . . . . . . .39
Standard Wiring . . . . . . . . . . . . . . . . . . . . .39
Optional TBUE Wiring (Through-the-Base
Electrical Option) . . . . . . . . . . . . . . . . . . . .39
Field-Installed Control Wiring . . . . . . . . . .40
Control Power Transformer . . . . . . . . . . .40
Controls Using 24 Vac . . . . . . . . . . . . . . . .40
Controls using DC Analog Input/Outputs
(Standard Low Voltage Multi
conductor Wire) . . . . . . . . . . . . . . . . . . . . .41
DC Conductors . . . . . . . . . . . . . . . . . . . . . .41
Space Temperature Averaging (ReliaTel™ On-
ly)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Pre-Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Voltage Imbalance . . . . . . . . . . . . . . . . . . . . .49
Electrical Phasing (Three Phase Motors) . .49
Compressor Crankcase Heaters (Optional) 50
ReliaTel™ Controls . . . . . . . . . . . . . . . . . .50
Test Modes . . . . . . . . . . . . . . . . . . . . . . . . . . .51
ReliaTel™ Controls . . . . . . . . . . . . . . . . . .51
Electromechanical Controls Test

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