Comfort Sync offers smart thermostats, hubs and HVAC interface modules from Allied Air, helping homeowners manage indoor temperatures and connected heating and cooling.
Comfort Sync is Allied Air's line of connected thermostat controls and supporting HVAC components, including the A3 smart Wi-Fi thermostat, Smart Hub and equipment interface modules.
Browse manuals for setup, commissioning, wiring, component replacement and troubleshooting. Choose the guide matching your model and system configuration.
Installation and service should be performed by a licensed HVAC professional. Visit the official Comfort Sync Support Center for help with connected thermostat features.
Selected manuals from manuals+ curated for this brand.
Common questions about manuals, registration, and support for this brand.
Match the guide to your thermostat model or component number. A3 Smart Hub replacement instructions and the R104785-01 equipment interface module installation guide address different components.
Visit the official Comfort Sync Support Center at https://www.support.comfortsync.com/help/index.html. For installation, wiring or equipment faults, contact your HVAC installer or service agency.
The supplied installation guides require installation and service by a licensed professional HVAC installer or equivalent service agency.
The equipment interface module allows compatible Comfort Sync controls to work with many conventional 24VAC furnaces, air handlers, air conditioners and heat pumps. Have your installer verify compatibility and the required configuration.
The installation guide requires recommissioning the Comfort Sync thermostat after module replacement. Changing jumper positions after power-up also requires recommissioning.
Check the warranty certificate supplied with your component and ask your installing dealer about applicable terms and registration requirements. Thermostat account setup is separate from warranty registration.