Honeywell Smart Color Touchscreen Programmable Thermostat RTH9590 User Manual
1.5 Mount new wallplate for
Wi-Fi thermostat
This is a legacy product document
supported by Resideo. It is no
longer manufactured
Mount your new wallplate using
screws and anchors included
with the thermostat.
If necessary:
Wallplate
Quick Start Guide
LEVEL
HERE
• Drill 3/16-in holes for drywall
• Drill 7/32-in holes for plaster
W-
O/B
C
K
Smart Color Touchscreen
Programmable
Thermostat
Y
G
Rc
R
Note: You may be able to use
your existing wall anchors. Hold
the wallplate up to the existing
anchors to check for alignment.
W2-
Aux/E
Y2
L
72
RTH9590 With Voice Control
Y
W
R
C
G
1.6 Connect wires
Welcome
Getting set up and ready is simple.
Note: The wiring for your
application might be different
than the wiring shown below.
Important! C wire is required and
is the power source. Without a C wire,
your thermostat will not power up.
Install your thermostat.
View the Alternate Wiring videos at
honeywellhome.com/wifi-thermostat
1
Terminal release
C
W-
O/B
W
C
Connect your home Wi-Fi network.
Y
2
3
Y
1.6a Starting with the C Wire, match
the sticky tag on the wire to the
terminal labels.
K
G
G
W2-
Rc
R
R
Register online for remote access.
Aux/E
Y2
L
1.6b Straighten wire and gently slide
into terminal hole until it snaps
into place. (If you need to
Before you begin
remove a wire, use a pen tip to
press the terminal release and
then pull the wire out.)
EXAMPLE WIRING
Yours may look different
Note: Refer to the wiring picture
you took in Step 1.2.
Remove jumper loop
ONLY if you have both R
and Rc wires.
You will also need:
• Small screw driver
• Pen
View the installation video
at honeywellhome.com
You will need your
camera to take a
picture of your old wire
connections.
Tip: To make it easier to slide the
wire into place, use a pen tip to
hold down the terminal release.
Labels don’t match or have
heat pump system?
See User Guide.
• Thermostat ID card
• Your home Wi-Fi
network password
1.6c In the image on the right, check
the box next to each connection.
You will use this checklist in
Step 1.9.
Important!
Check the box for each wire
you connect. You will need
this information in Step 1.9.
Install your thermostat
1
1.6d Verify wire is firmly secured by
gently pulling on wire.
W-O/B
1.1 Switch OFF power to your
heating/cooling system
C
Rc
R
Y
1.6e Repeat steps a–d for all other
wires.
G
1.1a Important! To protect your
equipment, switch OFF the
power to your heating/
cooling system at the
breaker box or the system
switch.
or
1.6f Push any excess wire back into
the wall opening after all wires
are installed.
W2-Aux/E
Y2
L
Circuit
breaker
box
Heating/
cooling system
power switch
Note: The L terminal on the lower right
is used only for Heat Pump systems.
1.1b Confirm power is OFF.
Try to turn on heating/
cooling equipment by
Labels don’t match or have
heat pump system?
See User Guide.
Note: If the old Heat Pump thermostat
had separate wires on Aux and E,
connect the Aux and E wires and one
end of a new piece of wire using a wire
nut (not included). Then slide the other
end of the new wire into the W2-Aux/E
terminal.
changing temperature
on your old thermostat.
Your power is OFF if your
system does not turn ON.
This thermostat works with common 24
volt systems such as forced air, hydronic,
heat pump, oil, gas, and electric. It will not
work with millivolt systems, such as a gas
fireplace, or with 120/240 volt systems such
as baseboard electric heat.
1.2 Remove old thermostat
faceplate and leave wires
connected
LEVEL
HERE
1.7 Attach thermostat
to wallplate
Wallplate
Note: You will need a
picture of your wire
connections to wire
the new thermostat.
Align the thermostat with
wallplate and snap into
place.
1.2a Take a picture of the wire
connections for later
reference.
Thermostat
1.2b If no wire is connected to a
terminal labeled C or no C
terminal exists on the old
thermostat, view the
1.8 Switch heating/cooling
system ON
Important!
Alternate Wiring videos at
honeywellhome.com/support
1.8a Verify that the C wire is
connected at the thermostat
and at the heating/cooling
system.
C
Important! C wire is required
and is the power source for your
thermostat. Without a C wire, your
thermostat will not power up.
or
M33823A
Terminal
designation
1.8b Make sure the heating/
cooling system door is
firmly secured.
If you have an older thermostat with a
sealed mercury tube, see warning page
for proper disposal instructions.
Circuit
breaker
box
Heating/
cooling system
power switch
1.8c Switch power back ON for
your heating/cooling system
at the breaker box or its
power switch.
Turn over
Sticky tag
1.3 Label wires
Do NOT label by wire color.
Use the supplied sticky tags to label
each wire as you disconnect it. Label
wires according to old thermostat
terminal designations, not by wire
color.
69-2791-09
Tip: If no tag matches a terminal
designation, write the appropriate
letter on a blank sticky tag.
Blank tags
Tip: Wrap the wires around a pencil
to prevent them from falling back into
the wall.
1.4 Remove old wallplate
Remove the old wallplate from
the wall after all wires are
labeled and disconnected.
C
Resideo Inc., 1985 Douglas Drive North,
Golden Valley, MN 55422
Terminal
designation
©2019 Resideo Technologies, Inc. This product is manufactured by Resideo Technologies, Inc., Golden Valley, MN, 1-800-633-3991
The Honeywell Home trademark is used under license from Honeywell International Inc. All rights reserved.
Apple, iPhone, iPad, iPod touch and iTunes are trademarks of Apple Inc. All other trademarks are the property of their respective owners.
| General | Details |
|---|---|
| Name | Honeywell Smart Color Touchscreen Programmable Thermostat RTH9590 User Manual |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.36 MB |
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