Honeywell The Round CT87K User Manual

CT87N/CT87K • Owner's Manual
69-1959EFS—02 4
1. Align the slots on the base with tabs on
the thermostat, then push gently until the
thermostat snaps into place.
2. Restore electrical power at the heating/
cooling system, or at the fuse/circuit-
breaker panel.
Move the switch to the proper setting for your
system:
F: For gas or oil heating systems, leave the
fan operation switch in this factory-set position
(forsystemsthatcontrolthefaninacallfor
heat).
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.)
E
F
Set fan operation switch (CT87N)
Finish installation
Base
Heating System Switch 1 Switch 2
Steam or gravity On On
High efficiency warm air Off On
(90%plusefficiency),
hot water, or heat pump
Gas or oil warm air Off Off
(factorysetting)
Electric warm air On Off
Thermostat
Coverplate
(optional)
Move the cycle rate switches
to the proper setting for your
system(seetablebelow).
Set cycle rate switches

Honeywell The Round CT87K Specifications

General

Display	Analog
Temperature Control	Manual
Temperature Range	40°F to 90°F (4°C to 32°C)
Color	White
Stages	1
Mounting	Wall
Type	Non-programmable Thermostat
Power Source	Battery powered