Honeywell RTH8500 Wi-Fi Series Thermostat User Guide
Installing your thermostat
8
Install battery.
Insert the coin cell battery
(included), observing the
correct polarity.
Note: A correctly inserted
battery will extend about halfway
out of the battery slot on the
thermostat, allowing for easier
removal.
Thermostat interior
This battery maintains time and
date during power outages. It
does not power the thermostat
(C wire required).
9
Attach thermostat to wallplate.
Wallplate
Align the thermostat to the wallplate
and then snap into place.
HEAT PUMP
CONVENTIONAL
L
AUX
/E
K
10 Switch heating/cooling system ON.
Thermostat
Important!
10a Verify that the C wire is
connected at the thermostat
and at the heating/cooling
system.
o
r
10b Make sure the heating/
cooling system door is firmly
secured.
10c Switch power back ON for
your heating/cooling system
at the breaker box or its
power switch.
Circuit
breaker
box
Heating/cooling
system power
switch
9
33-00133EF—01
| General | Details |
|---|---|
| Name | Honeywell RTH8500 Wi-Fi Series Thermostat User Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.23 MB |

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