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Trane
Air Conditioner
Voyager Commercial
Installation & Operation Manual
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152 pages
Manual
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20
R
T
-SVX34C-EN
Unit Dimensions and W
eights
Figur
e 7
.
60 Hz 40-50, 50 Hz 33-42 T
o
ns (TC, TE, Y
C Lo
w and High Heat)
Figur
e 8.
Duct openings, 60
Hz 40-50, 50 Hz 33-42 T
ons
(TC, TE, Y
C Low and High Heat)
1 1/4
(32)
3 1/4
(81)
19
21
Table of Contents
Main Page
Default Chapter
2
Literature Change History
2
Overview of Manual
3
Table of Contents
4
60 Hz Description
8
Model Number Descriptions
8
50 Hz Description
10
Model Number Descriptions 50 Hz Description
10
General Information
11
Commonly Used Acronyms/Abbreviations
11
About the Unit
12
Precautionary Measures
12
First Aid Measures
13
Unit Inspection
13
Storage
13
Pre-Installation
14
General Unit Requirements
14
Downflow Models Only
14
All Units
14
Electrical Requirements
14
Field Installed Control Wiring
15
Gas Heat Requirements
15
Unit Dimensions and Weights
16
Recommended Clearances
16
Roof Curb and Ductwork
16
Horizontal Ductwork
16
Unit Dimensions and Weights Recommended Clearances
16
Unit Rigging and Placement
22
Installation General Requirements
26
Condensate Drain Connection
26
O/A Sensor & Tubing Installation
26
Units with Statitrac
27
Installation Electrical
29
Disconnect Switch External Handle (Factory Mounted Option)
29
Main Power Wiring
30
Thru-The-Base Electrical (Optional Accessory)
30
Electrical Wire Sizing and Protection Device Equations
35
Low Voltage Wiring
36
Control Power Transformer
37
Field Installed AC Control Wiring
37
Field Installed DC Control Wiring
38
Remote Panels and Sensors
41
Constant Volume Control Options
41
Variable Air Volume Control Options
43
Remote Minimum Position Potentiometer
47
Installation Piping
50
General Requirements
50
Connecting the Gas Supply Line to the Furnace Gas Train
51
Startup
53
Unit Control Modules
53
System Operation
57
Microelectronic Control Features
57
Variable Air Volume Applications
61
Constant Volume or Variable Air Volume Applications
63
Preparing the Unit for Operation
70
Electrical Phasing
70
Voltage Supply and Voltage Imbalance
71
Starting the Unit
72
Test Modes
72
Verifying Proper Fan Rotation
75
Verifying Proper Air Flow (CFM)
75
Exhaust Fan Operation
90
Economizer Damper Adjustment
94
Economizer (O/A) Dampers
94
Manual Fresh Air Damper
97
Starting the Compressor
98
Starting 27.5 to 35 Ton Units
98
Starting 40 to 50 Ton Units
99
Compressor Oil
101
Scroll Compressor Operational Noises
108
Compressor Crankcase Heaters
108
Charging by Subcooling
109
Measuring Subcooling
109
Gas Heat Units
109
Electric Heat Units
110
Final Unit Checkout
111
For Constant Volume Units
111
For Variable Air Volume Units
111
Sequence of Operation
112
Mechanical Cooling Sequence of Operation
112
Dehumidification (Modulating Hot Gas Reheat) Sequence of Operation
112
Units Without an Economizer
113
Economizer Operation Based on Dry Bulb
113
Economizer Operation Based on Reference Enthalpy
114
Economizer Operation Based on Comparative Enthalpy
114
Gas Heat Sequence of Operation
115
Electric Heat Sequence of Operation
116
Low Pressure Control (LPC) Sequence of Operation (Reliatel Control)
117
High Pressure Control and Temperature Discharge Limit (Reliatel Control)
117
Maintenance
118
Fan Belt Adjustment
118
Monthly Maintenance
120
Filters
120
Cooling Season
120
Heating Season
122
Coil Cleaning
123
Fall Restraint
124
Refrigeration System
125
Refrigerant Evacuation and Charging
125
Compressor Oil
125
Compressor Replacements
126
Electrical Phasing
126
Precision Suction Restrictor
126
Diagnostics
128
System Status/Diagnostics
128
Terminal Locations
129
Diagnostics (CV Units Only)
130
Diagnostics (VAV Only)
131
Resetting Cooling and Ignition Lockouts
131
Zone Temperature Sensor (ZSM) Service Indicator
132
RTRM Zone Sensor Module (ZSM) Test
132
Test 1
133
Test 2
133
Test 3
133
Test 4
134
Programmable & Digital Zone Sensor Test
134
Reliatel Refrigeration Module (RTRM)
134
Test 1
136
Test 2
136
Reliatel Air Module (RTAM) Test
136
Test 2
137
Test 3
137
Test 4
137
Test 5
137
Compressor-Blink Codes
138
TR-1 and TR-200 VFD Programming Parameters
146
Unit Wiring Diagram Numbers
148
Warranty and Liability Clause
150
Commercial Equipment Rated 20 Tons and Larger and Related Accessories
150
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