Honeywell CT1501 User Manual
CTl500, CT1501,
CT1502,
CT1503
ELECTROMECHANICAL FUEL SAVER
THERMOSTAT AND
WALLPLATEEUBBASE
CTI500-24
CTl501-24
CTI502--24
V
gas
or
oil heat.
V
gas
or
oil
heat/cool.
V
central electric heat/cool
auxiliary heat.
CTI
NOT
503-750
FOR
millivolt heat.
USE
ON LINE VOLTAGE
INSTALLATION MANUAL
Any questions concerning the application
at
1-800-468-1502, Monday-Friday
730
or
single stage heat
(120
V)
SYSTEMS.
of
this thermostat should be directed to Honeywell Consumer Services
a.m.-500 pm., Central time.
S.M.
Rev.
7-91
aHoneywell
pump
Inc.
1991
without
Form
Number
69-0273-9
THERMOSTAT FEATURES
I-Front
of
thermostat.
HlGH TEMPERATURE
CONTROL LEVER
LOW TEMPERATURE
CONTROL LEVER (BLUE)-
'THERMOSTAT
COVER
Il-Hinged cover lifted.
.. .~
PROGRAM PINS
A
(RED)
THERMOMETER
.
1
1
11.711
,.....
"---
Ill-Cover removed.
24
HOUR
PROGRAM
.
DIAL
CAPTIVE MOUNTING
ANTICIPATOR
HIND
THERMOSTAT.
HELD ON BY TWO
CAPTIVE SCREWS.)
k
((1
"1
PREPARATION
THERMOSTAT
MODEL
CT1500
CT1501
CT1502
CT1503
aThermostat must be mounted on wallplate
0
Assemble tools required, as illustrated
MASKING TAPE.
LABELWIRESASTHEYARE
0
OISCONNECTED
THERMOSTAT
SUBBASE OR
WALLPLATE INCLUDED FOR USE WITH
199986C Wallplate
Q682A1079 Subbase
Q682B1227 Subbase
199986D Wailp ate
IF
NEEDED
TO
FROM
OLD
2-wire, 15 to 30 volt control circuit For gas or oil
heating system.
4- or 5-wire, 15 to 30 volt control circuit For gas
oil heating/cooling system.
15
4-wire,
heat pump or central electric heatinglcooling
systems that require the thermostat to control the
fan in heatino.
[
750
or
subbase included in package to assure operation.
to 30 volt control circuit. For single stage
mill
volt single-stage heating system.
or
If
wallplate or subbase is mounted on a vertical
outlet box (check old installation), order
196393A Cover Plate and Adapter Ring (see appro-
priate figure under step 4). Call Honeywell
Consumer Services
information, Monday-Friday, 7:30 a.m. to
Central time.
Test to make certain that your heating and
cooling systems are working.
(1
-800-468-1
502)
for ordering
If
500
p.m.
either one
does not work, contact your local heatingfair
conditioning dealer.
NOTE:
Do
not operate cooling system
temperature
Turn off power to the heatingfcooling System
at the main fuse panel.
is
below
50'
F
[loo
C].
if
outdoor
F
i2
0
Remove and discard shipping wrap. Save
package of screws, instructions and receipt
0
Remove thermostat cover by lifting up from
the bottom.
Carefully remove insert protecting switch
0
bulbs.
Loosen
0
separate wallplate or subbase from back of
thermostat base.
two
captive mounting screws, and
UNPACK THERMOSTAT
2
SCREWS
THERMOIIAT
12.612
..
IFT
OVER
F
0
“3
REMOVE
OLD
THERMOSTAT
Remove cover of old thermostat.
0
doesn’t snap
bottom, check for a screw that locks the cover on.
Before removing the old thermostat from the
0
wall, look at it carefully to locate the heat
anticipator adjustment mechanism. (See illustration
to help you recognize the heat anticipator.) Make a
note herellof that anticipator setting for
future reference.
heat anticipator, do not be concerned. Move on to
next paragraph.
Loosen screws holding thermostat to wallplate,
subbase or wall and lift away.
off
when pulled firmly from the
If
your thermostat does not have a
If
the cover
Disconnect wires from old thermostat wall-
plate or subbase. Tape each wire and label
with the letter
reconnection easier.
labeling is not necessary.
thermostat cannot be used on your system.
EXCEPTION: The CT1502 thermostat can be
used
One
or
two extra wires?
If
you are replacing a Honeywell Chronotherm
thermostat, you may find one
the clock terminals on the Chronotherm thermostat
wiring wallplate.
may damage your transformer. Disconnect the
wires, and wrap them separately, using electrical
Do
tape.
where they will not interfere with the operation of
the new thermostat. Record the colors and terminal
designation labels of the rest of the wires.
3
of
the terminal designation to make
If
there are only two wires,
IMPORTANT
on
a system with B or 0 terminals.
or
two
Do
not allow them to touch, or you
not
wrap
them together. Place the wires
wires that go to
69-0273-9
~
b
10
“4
If
mounting on outlet box, mount as shown
on appropriate figure.
If
mounting on wall, hold wallplate or sub-
.’
base in position and mark holes on wall.
Use spirit level to make sure wallplate or
..
MOUNT WALLPLATE
sub-
OR
base will be level. Drill
tap anchors into holes until flush with the wall.
Position wallplate or subbase as shown in
appropriate figure, and loosely insert the
screws supplied.
SUBBASE
3/16
in. holes and gently
4
Loading...