EasyManuals Logo

Honeywell CT3650 User Manual

Honeywell CT3650
24 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #9 background imageLoading...
Page #9 background image
9 69-12852
Table 2. Terminal Designations on Old and New Thermostats.
a
If both RH and R terminals are present on existin
g
thermostat, remove jumper and connect Rh to R and R to Rc.
b
Do not connect both O and B when wirin
g
to a sin
g
le sta
g
e heat pump. Connect O to O. Tape off B.
c
Tape off end of the wire with electrical tape and push the taped wire back into the wirin
g
hole in the wall.
STEP 5. INSTALL THE BATTERIES
IMPORTANT
Three AA alkaline batteries are included with the thermo-
stat. Batteries must be installed for programming and opera-
tion of the thermostat and the heating/cooling system.
Install the batteries in the wallplate so the positive terminals all
point up (see illustration).
If the thermostat is alread
y
mounted on the wall, remove the
thermostat b
y
placin
g
y
our thumb between the thermostat and
wallplate and pullin
g
the thermostat up and awa
y
as shown.
Terminal on Old Thermostat Connect To Description
R, RH
a
, 4, V
R Power
Rc, R
a
Rc Power for coolin
g
W, W
1
, H W Heat
Y, Y
1
, M Y Coolin
g
G, F G Fan
O O Chan
g
eover in cool. (Sin
g
le sta
g
e heat pump onl
y
).
B
b
B
b
Chan
g
eover in heat. (Sin
g
le sta
g
e heat pump onl
y
).
C
c
, X
c
, B
b
Do not connect. Transformer common
W
2
, H
2
Do not continue installation.
Call 1-800-468-1502.
Second sta
g
e heat.
Y
2
Second sta
g
e cool.
M10622
INSTALL 3 AA ALKALINE BATTERIES
AS SHOWN, POSITIVE (+) TERMINALS
TOWARD TOP.
WALLPLATE
B
RRCOWYG

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Honeywell CT3650 and is the answer not in the manual?

Honeywell CT3650 Specifications

General IconGeneral
BrandHoneywell
ModelCT3650
CategoryThermostat
LanguageEnglish

Related product manuals