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Trane Precedent WSC060ED - Table of Contents

Trane Precedent WSC060ED
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RT-SVX39B-EN 3
Table of Contents
Warnings, Cautions and Notices . . . . . . . . . . 2
Model Number Description . . . . . . . . . . . . . . . 5
Model Number Notes . . . . . . . . . . . . . . . . 6
General Information . . . . . . . . . . . . . . . . . . . . . 7
Unit Nameplate . . . . . . . . . . . . . . . . . . . . . . . 7
Compressor Nameplate . . . . . . . . . . . . . . . . 7
Unit Description . . . . . . . . . . . . . . . . . . . . . . . 7
Economizer Control Actuator (Optional) . 7
RTCI - ReliaTel™ Trane Communication Inter-
face (Optional) . . . . . . . . . . . . . . . . . . . . . . 7
RLCI - ReliaTel™ LonTalk Communication In-
terface (Optional) . . . . . . . . . . . . . . . . . . . . 7
RBCI - ReliaTel BACnet Communications In-
terface (Optional) . . . . . . . . . . . . . . . . . . . . 7
RTOM – ReliaTel™ Options Module . . . . . 7
System Input Devices & Functions . . . . . . . 7
Unit Clearances . . . . . . . . . . . . . . . . . . . . . . . . . 10
Pre-Installation . . . . . . . . . . . . . . . . . . . . . . . . . 15
Unit Inspection . . . . . . . . . . . . . . . . . . . . . 15
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Unit Clearances . . . . . . . . . . . . . . . . . . . . 15
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Foundation . . . . . . . . . . . . . . . . . . . . . . . . 17
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
General Unit Requirements . . . . . . . . . . . . 19
Factory Installed Economizer . . . . . . . . . 20
Horizontal Discharge
Conversion WSC060E . . . . . . . . . . . . . . . 20
Horizontal Discharge Conversion WSC072-
120E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Low Voltage Wiring (AC & DC) Requirements
21
Condensate Drain Configuration . . . . . . 21
Filter Installation . . . . . . . . . . . . . . . . . . . . 22
Field Installed Power Wiring . . . . . . . . . . 22
Main Unit Power Standard Wiring . . . . . 22
Field Installed Control Wiring . . . . . . . . . 22
Controls using 24 VAC . . . . . . . . . . . . . . . 23
Controls using DC Analog Input/Outputs
(Standard Low Voltage
Multiconductor Wire) . . . . . . . . . . . . . . . . .23
Pre-Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Space Temperature Averaging (ReliaTel™
only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Voltage Imbalance . . . . . . . . . . . . . . . . . . .27
Electrical Phasing (Three Phase Motors) .27
Compressor Crankcase Heaters . . . . . . . .28
Test Modes . . . . . . . . . . . . . . . . . . . . . . . . .28
ReliaTel Controls . . . . . . . . . . . . . . . . . . . .29
Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Verifying Proper Air Flow . . . . . . . . . . . . . . .30
Units with Belt Drive Indoor Fan . . . . . . . .30
Economizer Start-Up ReliaTel Control . . . .31
Compressor Start-Up . . . . . . . . . . . . . . . . .31
Heating Start-Up . . . . . . . . . . . . . . . . . . . .31
Final System Setup . . . . . . . . . . . . . . . . . .31
Fan Belt Adjustment - Belt Drive Units . . .32
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Monthly Maintenance . . . . . . . . . . . . . . . . . .34
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Cooling Season . . . . . . . . . . . . . . . . . . . . .34
Heating Season . . . . . . . . . . . . . . . . . . . . .34
Coil Cleaning . . . . . . . . . . . . . . . . . . . . . . .34
Hail Guard Removal . . . . . . . . . . . . . . . . . .34
Hail Guard Reinstallation . . . . . . . . . . . . . .35
Final Process . . . . . . . . . . . . . . . . . . . . . . . . . .36
Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . .37
System Status Checkout Procedure . . . . . .37
Method 1 . . . . . . . . . . . . . . . . . . . . . . . . . . .37
LED 1 (System) . . . . . . . . . . . . . . . . . . . . . .37
LED 2 (Heat) . . . . . . . . . . . . . . . . . . . . . . . .37
LED 3 (Cool) . . . . . . . . . . . . . . . . . . . . . . . .37
LED 4 (Service) . . . . . . . . . . . . . . . . . . . . . .37
System Failure . . . . . . . . . . . . . . . . . . . . . .37
Cooling Failure . . . . . . . . . . . . . . . . . . . . . .38
Method 2 . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Resetting Cooling and Ignition Lockouts .38
Condensate Overflow Switch . . . . . . . . . .39
Zone Temperature Sensor (ZTS) Test . . .39

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