AllManualUser
PDF library
ModelT6 Pro (TH6210U, TH6220U, TH6320U)

Honeywell Home T6 Pro Programmable Thermostat installation instructions

The official installation instructions for the Honeywell Home T6 Pro Programmable Thermostat, published by Honeywell Home. Read all 44 pages right here, jump to any chapter, or download and print the PDF.

44 pages · 6 MB English Published by Honeywell Home Added Sep 13, 2026
Installation instructions
ModelT6 Pro (TH6210U, TH6220U, TH6320U)

01 T6 Pro (TH6210U, TH6220U, TH6320U) installation instructions

Honeywell Home T6 Pro Programmable Thermostat Installation instructions
44 pages · 100%
/ 44
Download PDF
Loading PDF…

Also available for this model: User guide.

02 Document details

BrandHoneywell Home
ModelT6 Pro (TH6210U, TH6220U, TH6320U)
Document typeInstallation instructions
CategoryHeating, Cooling & Air
Pages44
File size6 MB
LanguageEnglish
Title in the PDF33-00181EFS—19 - T6 Pro Series
Original sourcecustomer.resideo.com

03 Check you have the right manual

Thermostats show the model on the back of the faceplate or in the settings menu. Window units put the label on the side of the cabinet. Purifiers and dehumidifiers put it on the base or back.

Compare the model number on your product's label with the model list on the first pages of the PDF. Letters at the end often only mean color or region.

04 Common jobs

Is this the official Honeywell Home T6 Pro Programmable Thermostat manual?

Yes. This is the installation instructions published by Honeywell Home, originally hosted at customer.resideo.com. We host a copy so you can read, download and print it here.

Can I download the T6 Pro (TH6210U, TH6220U, TH6320U) manual as a PDF?

Yes. Use the Download PDF button in the viewer or the sidebar. The file is 6 MB and has 44 pages.

Where is the model number on my heating, cooling & air?

Thermostats show the model on the back of the faceplate or in the settings menu. Window units put the label on the side of the cabinet. Purifiers and dehumidifiers put it on the base or back.