Honeywell chronotherm iii t8611m Manual De Usuario

68-0076—1

CONTENTS

Specifications ................................................. 2
Ordering Information ..................................... 2
Selection/Application ..................................... 5
Installation ................................................... 12
Checkout ....................................................... 18
Programming The Thermostat ..................... 20
Operating The Thermostat ........................... 25
Operation ..................................................... 27
Troubleshooting ........................................... 29
Glossary ....................................................... 30
Table of Contents ......................................... 32

T8611M

(7-Day Programming)

Chronotherm III™

Heat Pump Thermostats

The T8611M Chronotherm III Programmable

Thermostat provides automatic control of multi-
stage heat pump systems and offers users the
highest standard of comfort and convenience
available with energy savings.

■ Full seven-day program capability; different sched-

ules may be selected for every day.

■ Can be programmed in hand (with batteries in-

stalled) or on the wall to provide up to four tem-
perature periods per day.

■ Large digital clock (liquid crystal display) indi-

cates continuous time-of-day, day-of-week, cur-
rent period and room temperature.

■ Adaptive Intelligent Recovery™ brings room tem-

perature to programmed temperature at program-
med time, maximizing comfort and energy sav-
ings.

■ Temperature control program maintains tempera-

ture within 1

F of setpoint.

■ Temporary program override available by using—

— WARMER and COOLER keys.
— SKIP next period key.
— CHANGE to last period key.

■ HOLD TEMP key provided for indefinite program

override (vacation/holiday).

■ Installer self-test with time delay override saves

installation time.

■ SYSTEM light-emitting diode (LED) on thermo-

stat indicates system is energized.

■ AUX. HT., EM. HT., CHECK LEDs available on

select models.

■ Automatic heat/cool changeover.
■ Batteries included provide power to maintain clock

and memory during power failures.

■ Switching subbase with wiring terminals included.
■ Powered directly from control transformer.
■ Model available with separate sensor for remote

temperature sensing.