RT-SVX36K-EN 5
Table of Contents
Warnings, Cautions and Notices .......... 2
Unit Nameplate ..................... 3
Compressor Nameplate ............... 3
Overview of Manual .................. 3
Unit Inspection ...................... 3
Storage ............................ 4
Factory Warranty Information .......... 4
Model Number Descriptions .............. 7
General Information .................... 11
Commonly Used Acronyms .......... 11
Unit Description .................... 11
Rooftop Module (RTM - 1U48 Standard on all
units) ............................. 11
Compressor Modules ................ 12
Human Interface Module ............. 12
Heat Module ....................... 12
Modulating Dehumidification Module MDM
12
Ventilation Override Module .......... 13
Variable Speed Module .............. 13
Interprocessor Communications Board . 13
LonTalk/BACnet Communication Interface
Module ........................... 13
Exhaust/Comparative Enthalpy Module . 13
Ventilation Control Module ........... 14
Generic Building Automation System Mod-
ule ............................... 14
Multipurpose Module ................ 15
Input Devices & System Functions ..... 15
Constant Volume (CV), Single Zone Variable
Air Volume (SZVAV) & Variable Air Volume
(VAV) Sensors and Controls
............ 15
Constant Volume (CV) Units ........... 19
Single Zone Variable Air Volume (SZVAV)
Only
................................ 19
Variable Air Volume (VAV) Units ........ 20
Space Temperature Averaging ........ 22
Installation ............................. 26
Unit Clearances ...................... 26
Trane Roof Curb and Ductwork ........ 36
Pitch Pocket Location .................37
If a Trane Curb Accessory Kit is Not Used: 37
Unit Rigging & Placement .............38
General Unit Requirements ............40
Main Electrical Power Requirements ....40
Field Installed Control Wiring ..........40
Requirements for Electric Heat Units ....40
Requirements for Gas Heat (SFH_) ......40
Requirements for Hot Water Heat (SLH_) 40
Requirements for Steam Heat (SSH_) . . .41
O/A Pressure Sensor and Tubing Installation
(All units with Statitrac or Return Fans) . .41
Requirements for Modulating Reheat Dehu-
midification (S_HL) ...................41
Condensate Drain Connections ........41
Units with Gas Furnace ...............42
Removing Supply and Exhaust/Return Fan
Shipping Channels (Motors >5Hp) ......42
Optional DDP Supply Fan Shipping Channel
Removal and Isolator Spring Adjustment 42
O/A Sensor & Tubing Installation .......45
Evaporative Condenser Make-up Water and
Drain Line Installation ................45
Gas Heat Units (SFH_) ................48
Flue Assembly Installation ............51
Hot Water Heat Units (SLH_) ...........51
Steam Heat Units (SSH_) ..............52
...................................54
Disconnect Switch External Handle .....55
Electric Heat Units (SEH_) .............55
Main Unit Power Wiring ..............56
Power Wire Sizing and Protection Device
Equations ..........................62
Field Installed Control Wiring ..........63
Controls Using 24 VAC ...............64
Controls using DC Analog Input/Outputs .64
Constant Volume System Controls ......64
Variable Air Volume and Constant Volume
System Controls .....................64
Unit Replacement .......................77