RT-SVX10C-EN
Installation
Maintenance
Operation
Overview of Manual
About The Manual
Literature Change History
Section Two
Table of Contents
Section One
Section Three
General Information
Model Number Description
Sample Model No
General Information Continued
Fiberglass Wool
Hazard Identification
Commonly Used Acronyms
RTM Resistance Input vs Setpoint Temperatures
General Information Continued
Input Devices & System Functions
Constant Volume & Variable Air Volume Units
General Information Continued
Unit
General Information Continued
Lead-Lag
Constant Volume CV Units
General Information Continued
Occupied Heating - Supply Air Temperature
Variable Air Volume VAV Units
Unit Component Layout and Shipwith Locations
Occupied Cooling - Supply Air Temperature
Space Temperature Averaging
General Information Continued
General Information Continued
TCI MOD J1-1
Section Two
Table of Contents
Section One
Section Three
Unit Inspection
Unit Dimensions & Weight Information
No Step Surface
As soon as the unit arrives at the job site
Figure
Figure 3-2A
SAHF Cooling-OnlyUnits 20 thru 75 Ton
Table 3-1B
Installation Continued
Table 3-1A
Table 3-1C
Figure 3-2B
SEHF, SFHF, SLHF, SSHF, SXHF Units 20 thru 75 Ton
Table 3-2C
Installation Continued Table 3-2A
Table 3-2B
Table 3-2D
Figure 3-2C
S_HG Cooling & Heating Units 90 through 130 Ton
Figure
Center-of-GravityData See Note
Installation Continued Table
Roof Curb and Ductwork
Heavy Objects
Unit Rigging & Placement
If a Trane Curb Accessory Kit is not used
Pitch Pocket Location
Typical Unit Rigging
Figure
Figure
Unit Base & Roof Curb Section
General Unit Requirements
Main Electrical Power Requirements
Field Installed Control Wiring
Requirements for Electric Heat Units
Requirements for Steam Heat SSH_
Installation Continued
O/A Pressure Sensor and Tubing Installation
Figure 3-6A
Installation Continued
Condensate Drain Connections
Shipping Fasteners
Figure
Figure 3-7C
Figure 3-7A
Figure 3-7B
Spring Isolators
Installation Continued
Rubber Isolators
Figure
90 through 130 Ton
Installation Continued
O/A Sensor & Tubing Installation
Units with StatitracTM
Figure
Installation Continued
Hazardous Gases and Flammable Vapors
Gas Heat Units SFH_
500 and 850 MBH
Table
235 and 350 MBH
Installation Continued
Hot Water Heat Units SLH_
Figure 3-10Continued
1000 MBH Modulating 500 MBH - 1000 MBH
Installation Continued
Table
Steam Heat Units SSH
Installation Continued
40 through 130 Ton units
Installation Continued
Figure
Hot Water Piping 20 through 75 Ton
Steam Coil Piping 40 through 130 Ton Units
Figure
Steam Coil Piping 20 through 30 Ton Units
Hazardous Voltage
Disconnect Switch External Handle
Main Unit Power Wiring
Live Electrical Components
Figure
Installation Continued
Typical Field Power Wiring 20 thru 75 Ton
Customer Connection Wire Range
Figure 3-14Continued
Typical Field Power Wiring 90 thru 130 Ton
Table
Electrical Service Sizing Data 20 through 130 Ton
Table
Table 3-7Continued
Load Definitions LOAD
MCA = 1.25 x LOAD
Disconnect Switch Sizing DSS
B. Dual Source Power units 200V and
MOP = 1.25 x LOAD
Constant Volume System Controls
Controls using 24 VAC
Controls using DC Analog Input/Outputs
Field Installed Control Wiring
Remote Panel w/ NSB 5U58 - BAYSENS020B
Variable Air Volume System Controls
Installation Continued
Remote Panel w/o NSB 5U59 - BAYSENS021A
Installation Continued
External Auto/Stop Switch 5S67
SHUTDOWN Supply Fan - Off
Emergency Stop Switch 5S71
PURGE
FIRE
Refer to Wiring Notes on page
Figure 3-16A
Figure 3-16B
Refer to Wiring Notes on page
Page
Figure 3-17A
Refer to Wiring Notes on page
Figure 3-17B
Refer to Wiring Notes on page
GBAS Voltage vs Setpoint
Refer to Wiring Notes on page
Figure
Unit Type
Section Two
Table of Contents
Section One
Section Three
Sequence of Operation
Unit Start-Up
Cooling Sequence of Operation
Unit Start-UpContinued
Gas Heating Sequence of Operation
Fenwal Ignition System
Propane Gas
Propane Gas
Modulating Gas Sequence of Operation
Flame Failure
Unit Start-UpContinued
Unit Start-UpContinued
Electric Heat Sequence of Operation
Wet Heat Sequence of Operation
Freeze Protection
Hazardous Voltage
Compressor Damage
Electrical Phasing
Hazardous Voltage
Unit Start-UpContinued
Voltage Supply and Voltage Imbalance
Live Electrical Components
Voltage Supply
Service Test Guide for Component Operation
Table
Table 4-1Continued
Verifying Proper Fan Rotation
Constant Volume Systems
Rotating Components
If all of the fans are rotating backwards
a.Measure the actual fan RPM
Live Electrical Components
Figure
Live Electrical Components
Variable Air Volume Systems
Hazardous Voltage
Unit Start-UpContinued
Hazardous Voltage
Exhaust Airflow Measurement
TraqTM Sensor Airflow Measurement
Live Electrical Components
Figure
1700 RPM
Figure 4-2Continued
Figure 4-2Continued
Unit Airflow, CFM
Figure
Standard Evaporator Coil
Standard Evaporator Coil
Figure 4-3Continued
Drop
Figure 4-3Continued
Hi-CapNot Available on 115 & 130 Ton Units
Unit Airflow, CFM
Figure
Figure 4-4Continued
Figure 4-4Continued
Table
Evaporator Coil
Table 4-2Continued
Table
Table 4-3Continued
Table
Negative Static Pressure
No Step Surface
Economizer Damper Adjustment
To Adjust the Fresh Air Damper Travel
Hazardous Voltage
Table
F/A Damper Travel Adjustment
Unit Start-UpContinued
Rotating Components
Compressor Start-Up
Compressor Damage
Figure
Unit Start-UpContinued
Compressor Operational Sounds
Rotating Components
Refrigerant Charging
Figure
Compressor Locations
COOLING CYCLE PRESSURE CURVE
Table 4-6Continued
Table 4-6Continued
COOLING CYCLE PRESSURE CURVE
Table 4-6Continued
COOLING CYCLE PRESSURE CURVE
Full Load
Table 4-6Continued
Full Load
Discharge
Table 4-6Continued
Cooling Cycle Pressure Curve
Table 4-6Continued
90 Ton Operating Pressure Curve All Compressors and Condenser Fans, per ckt; On
Table 4-6Continued
115 Ton Operating Pressure Curve All Compressors and Condenser Fans, per ckt; On
Low Ambient Dampers
Thermostatic Expansion Valves
Charging by Subcooling
Unit Start-UpContinued
Hazardous Voltage
Electric, Steam and Hot Water Start-Up
Gas Furnace Start-Up
Rotating Components
Combustion Air Adjustment O2
Two Stage Gas Furnace
High-FireAdjustment
Low-FireAdjustment 500 MBH, 850 & 1,000 MBH only
Figure
Unit Start-UpContinued
Full Modulating Gas Furnace
Rotating Components
Heat Exchanger
Figure
Limited Modulating Gas Furnace
Unit Start-UpContinued
Modulating Gas Regulator
Figure
Unit Start-UpContinued Final Unit Checkout
Hazardous Voltage
Table
Service & Maintenance
Table
Service & Maintenance Continued Table
Filter Data
Service & Maintenance Continued Table
Table
Service & Maintenance Continued Table
Grease Recommendations Recommended
Hazardous Voltage
Fan Belt Adjustment
Service & Maintenance Continued
Figure
Service & Maintenance Continued Figure
Scroll Compressor Replacement
Service & Maintenance Continued
Hazardous Voltage! w/Capacitors
VFD Programming Parameters
Hazardous Voltage
Cooling Season
Monthly Maintenance
Filters
Service & Maintenance Continued
Service & Maintenance Continued
Coil Cleaning
Heating Season
Hazardous Voltage
Service & Maintenance Continued
Coil Cleaners
Contains Refrigerant
No Step Surface
Final Process
Service & Maintenance Continued
Index
Page
Page
RATED 20 TONS AND LARGER AND RELATED ACCESSORIES
Equipment Damage From Ultraviolet UV Lights
WARRANTY AND LIABILITY CLAUSE
COMMERCIAL EQUIPMENT