Honeywell CT2400 Thermostat User Manual


 
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
t
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.
32
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.
33