Honeywell RTH2310 - About Your Thermostat; Features

Quick Installation Guide
3
1) Turn power off at the heating/cooling system.
2) Remove old thermostat, but leave wallplate with
wires attached.
MERCURY NOTICE: Do not put your old
thermostat in the trash if it contains mercury in a
sealed tube. Contact your local waste
management authority for instructions regarding
recycling and proper disposal.
2
Remove Old Thermostat
2.
Do not remove wallplate yet.