Honeywell CT2400 Owner's Manual - Page 2

Table Of Contents - thermostat

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Welcome to the world of comfort and energy savings with your new Honeywell MagicStat@ programmable thermostat. Your new thermostat will automatically control the temperature in your home, keeping you comfortable while saving energy when programmed according to the instructions in this manual. Direct any questions concerning the application of this thermostat to Honeywell Customer Assistance at 1-800-468-1502, Monday-Friday 7:00 a.m.-53O p.m., Central time. @ RECYCLING THERMOSTAT If this thermostat is replacing a thermostat that contains mercury in a sealed tube (see illustration below), do not place your old thermostat in the trash. Contact your Jocal waste management authority for instructions regarding the recycling and proper disposal of your old thermostat. If you have questions, call Honeywell Inc. at 1-800-468-1502. Typical location of a mercury switch in a thermostat. wo-0. MERCURY SWITCH M3701 Table Of Contents STEP 1 Prepare For Installation 2 STEP 2 Remove Old Thermostat 4 STEP 3 Install The Batteries ...6 STEP 4 Program The Thermostat 8 STEP 5 Adjust Fan Operation Switch, As Required 16. . . . STEP 6 Adjust System On-Time, As Required 16 STEP 7 Mount Thermostat Mounting Plate 18 STEP 8 Wire Thermostat Terminals 2. O STEP 9 Mount The Thermostat 24 STEP 10 Check Thermostat Operation After Programming And installing 25 STEP 11 Set The Fan And System Switches 27 Troubleshooting Guide ...29 Limited One-Year Warranty ...35 1 - u Acquire tools and items below as needed. Also purchase two AA alkaline batteries; we recommend Energizer batteries. ~ "(~, CROSS-RECESSED SCREWDRIVER iiAND OR POWER . DRILL WITH 3/16 INCH DRILL BIT, IF NEEDED, TO DRILL HOLES IN WALL T ~ WIRE CUTTEWSTRIPPER OR SHARP KNIFE, IF NEEDED, TO STRIP WIRES ~AsKING TAPE ,F NEEDED, TO Ll&EL WIRES AS DISCONNECTED FROM OLD THERMOSTAT UIall ulEa-'-U LEVEL, IF NEEDED, TO LEVEL THERMOSTAT FOR APPEARANCE 3 M378B

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Welcome to the world of comfort and
energy savings with your new Honeywell
MagicStat@
programmable thermostat.
Your new thermostat will automatically
control the temperature in your home,
keeping you comfortable while saving energy
when programmed according to the instruc-
tions in this manual.
Direct any questions concerning the
application of this thermostat to Honeywell
Customer Assistance at 1-800-468-1502,
Monday-Friday
7:00
a.m.-53O
p.m., Central
time.
@ RECYCLING THERMOSTAT
If this thermostat is replacing a thermostat
that contains mercury in a sealed tube (see
illustration below), do
not
place your old
thermostat in the trash. Contact your
Jocal
waste
management authority for instructions regarding
the recycling and proper disposal of your old
thermostat.
If you have questions, call Honeywell Inc.
at 1-800-468-1502.
Typical
location of a
MERCURY
SWITCH
mercury
switch in a
thermostat.
w
—.
o
0
M3701
Table Of Contents
STEP 1 Prepare For Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...2
STEP 2 Remove Old Thermostat
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
STEP 3 Install The Batteries
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6
STEP 4 Program The Thermostat
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8
STEP 5 Adjust Fan Operation Switch, As Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16
STEP 6 Adjust System On-Time, As Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16
STEP 7 Mount Thermostat Mounting Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
18
STEP 8 Wire Thermostat Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
..2O
STEP 9 Mount The Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...24
STEP 10 Check Thermostat Operation After Programming And installing . . . . . . . . . . . . . . . . . . . . . . ...25
STEP 11 Set The Fan And System Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...27
Troubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...29
Limited One-Year Warranty
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
35
1
—
Acquire tools and items below as needed. Also purchase two AA alkaline batteries; we
recommend Energizer batteries.
T
~
“(~,
CROSS-RECESSED
SCREWDRIVER
iiAND
OR POWER
.
DRILL WITH 3/16 INCH
DRILL BIT, IF NEEDED, TO
DRILL HOLES IN WALL
~
~AsKING
TAPE
,F
WIRE
CUTTEWSTRIPPER
OR SHARP
KNIFE, IF NEEDED, TO STRIP WIRES
NEEDED, TO
Ll&EL
WIRES
AS DISCONNECTED FROM
OLD THERMOSTAT
UIall
ulEa-’-U
LEVEL, IF NEEDED, TO LEVEL
THERMOSTAT FOR APPEARANCE
M378B
3