Owner's Manual
Page 1
...7 COOL • O • • AUTO 8 CT87N Easy-To-SeeTM The Round® Owner's Manual English: Page 1 Mode d'emploi Français: Page 6 Manual de Uso Español: Página 11 Getting started Check package contents: • Thermostat • Large print subbase switch labels • Coverplate ...heating and cooling systems Before you begin, make sure you begin. Copyright © 2009, Honeywell International Inc. MERCURY NOTICE If your old thermostat contains mercury, contact your old thermostat CAUTION: TURN OFF POWER Turn off power to system at the furnace, or at the fuse...
...7 COOL • O • • AUTO 8 CT87N Easy-To-SeeTM The Round® Owner's Manual English: Page 1 Mode d'emploi Français: Page 6 Manual de Uso Español: Página 11 Getting started Check package contents: • Thermostat • Large print subbase switch labels • Coverplate ...heating and cooling systems Before you begin, make sure you begin. Copyright © 2009, Honeywell International Inc. MERCURY NOTICE If your old thermostat contains mercury, contact your old thermostat CAUTION: TURN OFF POWER Turn off power to system at the furnace, or at the fuse...
Owner's Manual
Page 2
... terminals C or C1), you disconnect each wire. Do not let wires fall into wall opening . As you may have purchased the wrong replacement thermostat. Level base if desired. 3. IGNORE WIRE COLORS: Use only letter designations to disconnect wires one by one. Pull wires through base. 2. Be... careful not to let loose wires fall into the wall opening ! Mount thermostat base 1. Stop now and call 1-800-4681502 for advice. CT87N Easy-To-SeeTM • Owner's Manual Label wires and remove old wallplate Use a screwdriver to identify wire types.
... terminals C or C1), you disconnect each wire. Do not let wires fall into wall opening . As you may have purchased the wrong replacement thermostat. Level base if desired. 3. IGNORE WIRE COLORS: Use only letter designations to disconnect wires one by one. Pull wires through base. 2. Be... careful not to let loose wires fall into the wall opening ! Mount thermostat base 1. Stop now and call 1-800-4681502 for advice. CT87N Easy-To-SeeTM • Owner's Manual Label wires and remove old wallplate Use a screwdriver to identify wire types.
Owner's Manual
Page 3
... "B" [2] Terminal "G" Terminal "W" Terminal "Y" Do not use C, X or B. Pull wires through coverplate and subbase, position over anchors, then insert and tighten mounting screws. Position coverplate on thermostat, see table below.
... "B" [2] Terminal "G" Terminal "W" Terminal "Y" Do not use C, X or B. Pull wires through coverplate and subbase, position over anchors, then insert and tighten mounting screws. Position coverplate on thermostat, see table below.
Owner's Manual
Page 4
CT87N Easy-To-SeeTM • Owner's Manual Fan operation settings Move the switch to the proper... E: Change the switch to this setting for heat pump or electric heat systems. (This setting is for systems that allow the thermostat to control the fan in a call for heat, if a fan wire is connected to the G terminal.) Cycle rate settings ... to the proper setting for heat). Align the slots on the base with tabs on the thermostat, then push gently until the thermostat snaps into place. 2. Thermostat 69-1919EFS-04 4 Restore electrical power at the heating/cooling system, or at the fuse/...
CT87N Easy-To-SeeTM • Owner's Manual Fan operation settings Move the switch to the proper... E: Change the switch to this setting for heat pump or electric heat systems. (This setting is for systems that allow the thermostat to control the fan in a call for heat, if a fan wire is connected to the G terminal.) Cycle rate settings ... to the proper setting for heat). Align the slots on the base with tabs on the thermostat, then push gently until the thermostat snaps into place. 2. Thermostat 69-1919EFS-04 4 Restore electrical power at the heating/cooling system, or at the fuse/...