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Trane Touchscreen Thermostat TCONT302 and 303 Installation and User Guide 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.
Installation and User Guide Installation Push excess wire into wall and plug hole with a fire resistant material (such as fiberglass insulation) to prevent drafts Location from affecting thermostat operation. The 302 and 303 is designed for installation in climate controlled Carefully line the thermostat up with the base and snap into living spaces.
FIGURE 2. THERMOSTAT BASE PLATE 302 / 303 THERMOSTAT REARVIEW 2 "AA" Batteries Mounting Mounting Hole Hole Power Stack Power Stealing Stealing Switch Switches Place Level Place Level across Mounting Tabs across Mounting Tabs (for appearance only) (for appearance only) COOLING DEHUMIDIFICATION, HUMIDIFICATION, AND REMOTE TEMPERATURE SENSOR TERMINALS Supplies voltage to remote temperature sensor...
FOOTNOTES: 1) A/TCONT302 {does not include humidi er(HM) and dehumidi er(DHM) terminals} * Caution: Do not run Outdoor/Remote sensor wires in the same bundle with HVAC wires. Also, keep away from high voltage wiring to avoid interference.
FOOTNOTES: wired 1) A/TCONT302 {does not include humidi er(HM) and dehumidi er(DHM) terminals} sensor 2) Wire third party condensate over ow switches between Y of the thermostat and Y1 of the air ow control board 3) X2 is required for aux heat signal during defrost...
FOOTNOTES: wired 1) A/TCONT302 {does not include humidi er(HM) and dehumidi er(DHM) terminals} sensor 2) Wire third party condensate over ow switches between Y of the thermostat and Y1 of the air ow control board 3) X2 is required to energize aux heat during defrost...
Package Unit Thermostat Thermostat Optional remote indoor or outdoor wired sensor FOOTNOTES: 1) A/TCONT302 {does not include humidi er(HM) and dehumidi er(DHM) terminals} HP Package Unit with Non-Variable Speed Blower Thermostat Thermostat Package Unit Optional remote indoor or outdoor wired...
Trane XR302 and XR303 Touchscreen Thermostat Thermostat Quick Reference Room Temperature Day of Week Set Temperature/Humidity Time of Day Note: If is displayed, the Temperature thermostat is battery powered. UP/Down used for System When battery power remaining modifying setpoint Switch...
Screen Reference Numbers for the 02 and 303 Touchscreen Thermostat Installer Configuration Menu From the Home Screen: Press Menu, then the Installer Config touch key and hold for 5 seconds. The Screen Reference number appears in the top right corner of display. See reference numbers in the table below. Screen Reference numbers appear in top right corner of display.
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CONFIGURATION MENU Displayed Press Screen Reference Press Option Factory Comments to select from Number Selected (Default) listed options (45) Cool, LL 46-82 TEMPERATURE LIMIT, COOL (min. cool set point). L (total), P (partial), Temperature OFF, Limit Selects Keypad Lockout. ...
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Installation and User Guide O/B Terminal selection – Selects the operation of the 13. Select Continuous Display Lighting (dL) – In low lighting reversing valve (when item 1 is set to HP1 or HP2 only). conditions, display backlight improves the display contrast. When set to “O”...
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Trane XR302 and XR303 Touchscreen Thermostat 23. Comfort Alert with Active Protection – (For systems when you manually raise the temperature. that use Comfort Alert.) Turn this feature ON to enable Selecting FA OFF allows the thermostat to calculate active protection. This allows the thermostat to identify fault an optimal time to bring on additional stages of heat.
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Installation and User Guide but can be set in the range of -5 ° to 79°. Thermostat will indicating OFF. Pressing the keys will toggle the not allow a setting at or below the (dF) dual fuel setting. display from OFF to On and back to OFF. When CH is If indoor temperature drops below 45°...
Trane XR302 and XR303 Touchscreen Thermostat User Guide - Operating Your Thermostat not desired, or you prefer back-up heat only. Press SYSTEM key to select EM. “EM Heat Mode” will flash CAUTION on the display. Do not allow the compressor to run unless the compressor...
Installation and User Guide circulation even when the heating and cooling equipment 8.10 Manual Operation (Bypassing is not cycling. the Program) Programmable Mode Manual operation will bypass the program and allow you to Choose the System Setting adjust the temperature as you desire. The temperature you set (Cool, Off, Heat, Em, Auto) in Hold will be maintained indefinitely.
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Questions and answers
My cooling setting keeps reverting to factory presets of 82 degrres.
Which thermostat is in my new home? I think is is XR 302 or 303 But the log and Trane name are on top, not as shown in pic on line.
how to unprogram for the fan to come on?
What wires go where on a TCONT302AS42DA Thermostat from a TCONT802AS32DAA