Trane TCONT303 User Manual

Pub No. 18-HD48D1-1A-EN
Part No. 37-7760003
September 2018
T CONT302 and 303 Installation and User Guide
Trane
Touchscreen Thermostat
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property and is to remain with this unit.
These instructions do not cover all variations in systems or provide for every possible contingency to be met in connection with
the installation. Should further information be desired or should particular problems arise which are not covered sufficiently
for the purchaser’s purposes, the matter should be referred to your installing dealer or local distributor.

Trane TCONT303 Specifications

General

Brand	Trane
Model	TCONT303
Category	Thermostat
Language	English

Summary

4. Installation

4.1 Location

Guidance on choosing the optimal placement for the thermostat.

4.2 Mounting / Installation

Step-by-step instructions for physically installing the thermostat.

5. Wiring Diagrams

1 or 2 Stage AC with TAM9 or TAM7

Wiring diagram for AC systems.

1 Stage AC with TEM3, TEM4, GAT2, GAM2

Wiring diagram for AC systems.

1 or 2 Stage AC with TEM6

Wiring diagram for AC systems.

1 or 2 Stage AC with GAM5B

Wiring diagram for AC systems.

AC/Cooling with GAF2-S

1 or 2 Stage Heat Pump with TAM9 or TAM7

2 Stage Heat Pump with GAM5B

1 or 2 Stage Heat Pump with Variable Speed Furnace

1 or 2 Stage Heat Pump with S9V2 Furnace

1 or 2 Stage Heat Pump with TAM4, GAM5A, GAF2-36M

Heat Pump with GAF2-S

Package Heat Cool Unit

1 or 2 Stage Heat/Cool Package Unit with Variable Speed Blower

HP Package Unit with Non-Variable Speed Blower

7. Installer Configuration Menu

System Configuration Types

Defines system types like MS2, HP1, HP2, SS1 for thermostat setup.

Fan Operation Modes