RT-SVX23F-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 In-
terface (Optional) .................... 7
RLCI - ReliaTel™ LonTalk® Communication
Interface (Optional) .................. 7
RBCI - ReliaTel™ BACnet™ Communications
Interface (Optional) .................. 7
RTOM – ReliaTel™ Options Module ..... 7
System Input Devices & Functions ....... 7
Unit Clearances ......................... 11
Pre-Installation ......................... 17
Unit Inspection ..................... 17
Storage ........................... 17
Unit Clearances .................... 17
Installation ............................. 18
Foundation .......................... 19
Ductwork .......................... 19
Roof Curb ......................... 21
Rigging ........................... 22
General Unit Requirements ............ 23
Factory Installed Economizer ......... 23
Temperature Limit Switch Usage for Electric
Heat Units ......................... 23
Horizontal Discharge Conversion WSC036E,
WSC048E (3 - 4 Ton Units) ............ 23
Horizontal Discharge Conversion WSC060-
120E (5 - 10 Ton Units) ............... 24
TCO-A Instructions .................. 25
Return Air Smoke Detector ........... 25
Main Electrical Power Requirements . . . 26
Electric Heat Requirements ........... 26
Low Voltage Wiring
(AC & DC) Requirements ............. 26
Condensate Drain Configuration ....... 27
Filter Installation .....................27
Field Installed Power Wiring ...........28
Main Unit Power Standard Wiring ......28
Main Unit Power Optional TBUE Wiring
(Through-the-Base Electrical Option) ....28
Field Installed Control Wiring ..........29
Smoke Detector - (ReliaTel™ Only) Customer
Low Voltage Wiring ..................32
Pre-Start ................................33
Space Temperature Averaging (ReliaTel™
only) ..............................33
Voltage Imbalance ...................35
Electrical Phasing (Three Phase Motors) .36
Compressor Crankcase Heaters (Optional on
WSC036E*, WSC048E1, and WSC060E1 -
Standard on Remaining Units) .........36
ReliaTel™ Controls ..................36
Test Modes .........................37
Start-Up ................................38
Verifying Proper Air Flow ...............38
Units with 5-Tap Direct Drive Indoor Fan .38
Units with Belt Drive Indoor Fan ........39
ReliaTel™ Units with Direct Drive Indoor Fan
(7.5 - 10 Ton Units) ...................39
Return Air Smoke Detector ............40
Economizer Start-Up ReliaTel™ Control .40
Compressor Start-Up .................41
Heating Start-Up ....................41
Final System Setup ..................42
Maintenance ............................43
Fan Belt Adjustment - Belt Drive Units ....43
Monthly Maintenance ..................44
Filters ..............................44
Return Air Smoke Detector Maintenance .44
Condensate Overflow Switch ..........44
Cooling Season .....................44
Heating Season .....................44
Coil Cleaning .......................44
Final Process ........................46
Troubleshooting .........................47
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