Honeywell TH8732WFH5004 Round Smart Thermostat User Guide
Round™ Smart Thermostat
TH8732WFH5004
Professional Install Guide
System Types
72
Compatible with 24-volt systems such as forced air, hydronic, heat pump (including dual fuel),
oil, gas and electric.
Does not work with electric baseboard heat (120/240V).
Mercury Notice:
If this product is replacing a control that contains mercury in a sealed tube, do not place the
old control in the trash. Contact the Thermostat Recycling Corporation at 1-800-238-8192 or
thermostat-recycle.org for information on how and where to properly and safely dispose an old
thermostat.
Search for local rebates:
Disconnect power before installation.
HoneywellHome.com/Rebates
Can cause electrical shock or equipment damage.
Must be installed by a trained, experienced technician
Read these instructions carefully. Failure to follow these instructions can
damage the product or cause a hazardous condition.
3
Connect wires and mount wallplate
Installation
Connect wires and mount the wall
plate using screws and anchors
provided.
1
Set Jumper Switches
R Jumper Switch:
Note: The illustration to the right
shows the most common wiring.
For single
For dual
transformer
systems, move
switch up.
transformer
systems, move
switch down.
REQUIRED: A C-Wire (common wire)
is needed for 24 VAC power.
Electrical Ratings:
Terminal
Voltage (50/60 Hz)
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
Max. Current Rating
1.00 A
Jumper Switch for humidifier, dehumidifier, or ventilation:
W - O/B (Heating)
W2 - Aux/E (Heating)
Y (Cooling)
Y2 (Cooling)
K
0.60 A
1.00 A
For single wire
products, set
the switch to 1
Wire.
For two wire
products,
0.60 A
1.00 A
set the switch to
2 Wire.
G (Fan)
0.50 A
L (Output)
U1, U2
1.00 A
0.40 A
2
Wiring: Terminal Designations
L
C
Heat pump system monitor
K
G
Optional C-wire adaptor
Common wire from secondary
side of cooling transformer, if 2
transformers
Fan relay
4
Firmly snap the thermostat into
place
The thermostat will glow and
display the screen for up to three
minutes while it starts up.
W2
(AUX) auxiliary, emergency heat)
1st stage heat relay (changeover
(O/B) valve for heat pumps)
2nd stage heat relay (heat pump
Y2
Y
2nd stage compressor
contactor
W
1st stage compressor
contactor
U1
Terminal for indoor air quality
R
Heating power. Connect to
secondary side of heating
system transformer
products (humidifier, dehumidifier,
ventilator)
U2
Terminal for indoor air quality
products (humidifier, dehumidifier,
ventilator)
Rc
Cooling power. Connect to
secondary side of cooling
system transformer
| General | Details |
|---|---|
| Name | Honeywell TH8732WFH5004 Round Smart Thermostat User Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.36 MB |

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Honeywell TH8732WFH5004 Manual: Questions and Answers
How does the R jumper switch differ between single and dual transformer systems on Honeywell TH8732WFH5004?
Single transformer systems require the switch moved up. Dual transformer systems require it moved down.
| System type | R jumper switch position |
|---|---|
| Single transformer | Up |
| Dual transformer | Down |
What does it mean when the Honeywell TH8732WFH5004 display glows during startup?
The thermostat is starting up. The display will remain lit for up to three minutes. User Guide, p. 1
























