Honeywell T827 Series Heat Only Vertical Thermostat Owner’s Manual
Owner’s Manual
English: Page 1
Mode d’emploi
Français : Page 6
15 20 25 30
Manual de Uso
Español: Página 11
M37965A
T822/T827 Series
Thermostat
This manual covers the following models*:
T822K,L • T827K
* Images are for reference only and may not represent the actual thermostat.
Pre-installation checklist
Check package contents:
Before you begin, make sure you have:
•
•
Thermostat
Wall anchors & screws (2 each)
•
•
•
•
•
No. 2 Phillips & small pocket screwdrivers
Hammer
Level (optional)
Pencil
Drill and bit (3/16” for drywall, 7/32” for
plaster)
Must be installed by a trained, experienced technician
Read these instructions carefully. Failure to follow these instructions
can damage the product or cause a hazardous condition.
CAUTION: ELECTRICAL HAZARD
Can cause electrical shock or equipment damage. Disconnect power before beginning installation.
CAUTION: EQUIPMENT DAMAGE HAZARD
Compressor protection is bypassed during testing. To prevent equipment damage, avoid cycling the compressor
quickly.
CAUTION: MERCURY NOTICE
If this product is replacing a control that contains mercury in a sealed tube, do not place the old control in the
trash. Contact your local waste management authority for instructions regarding recycling and proper disposal.
CAUTION: ELECTRONIC WASTE NOTICE
The product and batteries should not be disposed of with other household waste. Check for the nearest authorized
collection centers or authorized recyclers. The correct disposal of end-of-life equipment will help prevent potential
negative consequences for the environment and human health.
FCC statement available at: https://customer.resideo.com/en-US/support/residential/codes-and-standards/FCC15105/Pages/default.aspx
® U.S. Registered Trademark. Patents pending.
Copyright © 2023 Resideo Technologies Inc.
All rights reserved.
69-2251EFS-05
| General | Details |
|---|---|
| Name | Honeywell T827 Series Heat Only Vertical Thermostat Owner’s Manual |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.52 MB |

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Honeywell T827 Only Vertical Manual: Questions and Answers
What is the temperature control range for this thermostat?
45° to 95°F (7° to 35°C) or 35° to 85°F (2° to 29°C) depending on the model. Owner's Manual, p. 2
How do I connect wires to the Honeywell T827 Only Vertical thermostat terminals?
Loosen the screw terminals, insert bare wires beneath the screws, then re-tighten them securely.
- Use 18-gauge thermostat wire.
- Push any excess wire back into the wall opening.
- Plug the wall opening with nonflammable insulation to prevent drafts. Owner's Manual, p. 3




























