5407934-UIM-C-1119
4
Johnson Controls Ducted Systems
You can configure the thermostat for the following:
• Conventional up to 2H/2C and heat pump up to 4H/2C
• Heating: 1 and 2 stages (W1, W2)
• Cooling: 1 and 2 stages (Y1, Y2)
• Heat pump: With auxiliary and emergency heat or fossil fuel
• HUM, O/B, Y2, Y1, W1, W2
• Fan single speed (G)
• Power (R, C) dual fuel compatible (heat pump with gas furnace)
• Humidity control (humidify and dehumidify)
• Outdoor air temperature or remote room sensor (optional)
SECTION III: COMMUNICATING SYSTEM
INSTALLATION
The intention of this document is to ensure proper connection and setup
of the various communicating system components. Use these instruc-
tions in conjunction with instructions provided with indoor, outdoor, and
accessory equipment with which the thermostat is used.
This manual contains information about setup, operation, and trouble-
shooting. Short videos illustrating the installation, setup, and configura-
tion of the Hx™3 Touch Screen Thermostat are available at
www.simplygettingthejobdone.com
in the Academy TV application.
Installers must be trained, experienced service technicians. When
installing this product, do the following:
• Read all instructions carefully before beginning the installation.
• Make sure the product is suitable for your application by checking
all ratings on the product and in the instructions provided.
NOTICE
Dual fuel systems require the use of the ambient sensor (S1-
02542683000), if the room thermostat is used to control fossil fuel
operation.
WARNING
Failure to follow these instructions can create hazardous situations or
damage the product.
!