Remove Old Thermostat - Honeywell RTHL3550 Manual Del Propietário

Table of contents
Installation
Installation ............................................3
Advanced Installation .........................10
About your new thermostat
Controls and Home screen
quick reference ...................................12
Compressor protection .......................14
Replace batteries ...............................14
1 Turn Off Power to Heating/Cooling System

2 Remove Old Thermostat

Remove old thermostat but leave wallplate with wires attached.
Do not remove wallplate yet
Terminal
designation
Circuit breaker
box
C
Appendices
Troubleshooting ..................................15
Limited warranty .................................16
or
Heating/cooling system
M31535
power switch
If you have an older thermostat with a
sealed mercury tube, turn to page 2
for proper disposal instructions.
MCR33823
3