Honeywell RTH6400 Owner's Manual - Page 13

If your system type is

Page 13 highlights

11 If your system type is... If your system type is: q Single Stage Heat and Cool Congratulations, you're done! If your system type is: q Heat Pump* without Backup Heat q Heat Only q Cool Only Continue with advanced installation on page 13 to match your thermostat to your system type. *Heat Pump-an air conditioner that provides cooling in the summer, and also runs in reverse in the winter to provide heating. If you are not sure of your system type or if you have other questions, call us toll-free at 1-800-468-1502. This thermostat works on 24 volt or 750 mV systems. It will NOT work on multi-stage heat pump systems or 120/240 Volt systems. 11 69-2210EF-03

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11
69-2210EF—03
If your system type is:
q
Single Stage Heat and Cool
Congratulations, you’re done!
If your system type is:
q
Heat Pump* without Backup Heat
q
Heat Only
q
Cool Only
Continue with advanced installation
on page 13 to match your thermostat to your system
type.
*Heat Pump—an air conditioner that provides cooling
in the summer, and also runs in reverse in the winter to
provide heating.
If you are not sure of your system type or if you have
other questions, call us toll-free at 1-800-468-1502.
This thermostat works on 24 volt or 750 mV systems.
It will NOT work on multi-stage heat pump systems or
120/240 Volt systems.
11
If your system type is...