Honeywell RTHL2310 Series Quick Installation Manual page 13

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If your system type is...
If your system type is:
q Single Stage Heat and Cool
q Heat Only or Cool Only
Congratulations, you're done!
If your system type is:
q Heat Pump* with Backup Heat
Continue with advanced installation
on next page 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 ques-
tions, 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 conventional systems or
120/240 Volt systems.
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