This manual provides detailed instructions on the operation and programming of the Honeywell T8000C, T8001C, T8011R and T8024C programmable thermostats.
This guide introduces the Honeywell programmable thermostats and shows how to install, program, and operate them for reliable temperature control and energy savings. It covers basic features, key button functions, and the steps needed to set schedules for weekdays and weekends.
The manual provides detailed instructions for setting the current time, creating up to four daily periods, using temporary and indefinite temperature holds, and troubleshooting common issues. Warranty information and contact details for Honeywell Customer Assistance are also included.
| Temperature range | 40°F (4°C) to 99°F (37°C) |
|---|---|
| Programmable periods per day | Four (Wake, Leave, Return, Sleep) |
| Memory type | Non‑volatile memory retains programs after power loss |
| Pre‑programmed schedule | Factory default schedule available (Table 1) |
Press the Select key twice, then use the + or – keys to adjust the time.
The HOLD key sets a temporary temperature hold; pressing it again after programming sets an indefinite temperature hold.
Honeywell provides a one‑year warranty on the product.