Honeywell Home CT30 Series User Manual

Owner’s Manual
English: Page 1
Mode d’emploi
Français : Page 6
Manual de Uso
Español: Página 11
CT30 Series
Low-Voltage Thermostat
M37781
69-2338EFS-04
M23786
MERCURY NOTICE
If your old thermostat contains
mercury, contact your local waste
management authority for proper
disposal instructions.
TURN OFF POWER at heating/cooling system (or fuse/circuit-breaker panel).
Remove cover and thermostat, but leave wallplate with wires attached.
Is there a sealed tube containing mercury?
If so, see mercury notice below.
Leave wallplate in place.
Old thermostat
Cover
Getting started
Remove your old thermostat
Check package contents:
• Thermostat
• Coverplate
• Wall anchors & screws (2 each)
• Caution card
• Wire labels
Before you begin, make sure you have:
• No. 2 Phillips & small pocket screwdrivers
• Hammer
• Level (optional)
• Pencil
• Drill and bit (3/16” for drywall, 7/32” for
plaster)

Honeywell Home CT30 Series Specifications

General

Type	Programmable Thermostat
Stages	1 Heat/1 Cool
Backlight	Yes
Accuracy	±1°F
Temperature Range	40°F to 90°F
Display	LCD
Power Source	Battery
Compatibility	Single-stage heating and cooling systems
Voltage	24VAC
Weight	0.5 lbs

Summary

Getting Started

Removing Your Old Thermostat

Labeling Wires and Removing Wallplate

Marking Mounting Position

Mounting Thermostat Base (CT30/CT33)

Mounting Thermostat Base (CT31)

Connecting Wires

Setting Adjustment Lever (CT30/CT31)

Finishing Installation

Operation

System Off

Move lever to far left to turn off heating system.

Temperature Setting

Adjust thermostat to set the desired indoor temperature.

Fan Switch

Controls fan operation: Auto runs with heating/cooling, On runs continuously.

System Switch

Selects system mode: Cool, Heat, or Off.

Warranty Information