Honeywell CT2400

—

The furnace cycles too frequently,

■

Readjust system on-time according to instructions on

or the system cycle length

pages 16 and 17.

is too short or too long.

The thermostat current

■

Check that

the wiring hole in the wall behind the

setting does not

mstch

the

wallplate has been plugged with insulation to

display temperature to within

10.

prevent drafts that might adversely affect

thermostat operation.

■

Be aware that it is normal for the current setting

and display temperature to differ on occasion.

■

During recovery from setback or setup, setting and

display temperatures may differ for up to 30 minutes

after the recovery period.

Incorrect room temperature

showing on thermostat display.

■

Make sure hole behind thermostat is plugged with

insulation to help prevent drafts from adversely

affecting thermostat operation.

■

The thermostat is factory-calibrated, and cannot be

adjusted.

Toll-free Customer Assistance

For all questions concerning this thermostat, please read and follow the instructions. If

additional assistance is needed, call Honeywell Customer Assistance toll-free at 1-800-468-

1502, Monday-Friday,

7:00

a.m. -5:30 p.m. Central time.

Before you call, please have the following information available: thermostat model number

and date code, kind of heating/cooling system (i.e., hot water, warm air, oil, gas, etc.), and

number of wires connected to the thermostat.

NOTICE

This equipment is a Class B digital apparatus, which complies with Canadian Radio Interference

Regulations, CRC c. 1374.