Customer assistance
About your new thermostat
Pull at bottom to
remove thermostat
from wallplate.
Turn thermostat over to
find model number and
date code.
M28326
RTH4300B Programmable Thermostat
For assistance with this product, please visit
http://yourhome.honeywell.com.
Or call Honeywell Customer Care toll-free at
1-800-468-1502.
To save time, please note your model number
and date code before calling.
Accessories
To order, please call Honeywell Customer Care
M28324
toll-free at 1-800-468-1502.
Cover plate assembly* ......Part No. 50002883-001
*Use to cover marks left by old thermostats.
15
69-2226EFS—05