Honeywell PRO TH4110D - Fan Operation Settings

Installation Guide
6
•
GGaass oorr OOiill::
For gas or oil heating
systems, leave the fan operation
switch in this factory-set position
(This setting is for systems that
control the fan in a call for heat.)
•
EElleeccttrriicc oorr HHeeaatt PPuummpp::
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
GG
terminal.)
Set fan operation switch
Fan operation settings