Honeywell CT3550 Owner's Manual page 2

Total comfort temperature management with Smart Response™ Technology.
Congratulations! You made a smart choice by purchasing your new Honeywell thermostat the smart thermostat that;
• Keeps you comfortable by automatically calculating exactly when the furnace or air conditioning should go on to
have the house at the desired comfort temperature by the time you wake up or return home.
• Saves the maximum amount of energy and money by automatically remembering to adjust the temperature when
you leave home or go to sleep.
• Provides the ultimate in comfort and convenience. It comes preprogrammed. You can use the preprogrammed
schedule, or set your own.
This manual answers many of the questions that can arise as you become familiar and comfortable with your
Honeywell thermostat — the state of the art in home comfort controls.
Read these instructions carefully. Failure to follow these instructions can damage the product or cause a hazardous
condition.
MERCURY NOTICE
If this thermostat is replacing a control that contains mercury in a
sealed tube, do not place your old control in the trash. Contact
your local waste management authority for instructions regarding
recycling and the proper disposal of this control, or of an old
control containing mercury in a sealed tube.
If you have questions, call Honeywell Inc. at 1-800-468-1502.
69-1284—2
TYPICAL LOCATION OF A MERCURY
SWITCH IN A THERMOSTAT
2
MERCURY
SWITCH
M10614