CT50 Series • Owner's Manual
69-2040EFS—01 4
M23794
1. Aligntheslotsonthecoverwithtabson
the sides of the base, then push gently
until the cover snaps into place.
2. Restore power at the heating/cooling sys-
tem, or at the fuse/circuit-breaker panel.
Movetheswitchtothepropersettingforyour
system:
F:Forgas 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.)
Set fan operation switch (CT51/CT55)
Finish installation
M23796
Tab
Movetheadjustmentarrowtothe
proper setting for your system
(see table below).
Your system Setting
Steam 1.2
Hotwaterheat 0.8
Warmair(highefciency) 0.8
Warmair(standard) 0.4
Electricheat 0.3
M23795
Set heat anticipator (select models)