Owner's Manual
Page 4
Align the slots on the base with tabs on the thermostat, then push gently until the thermostat snaps into place. 2. Finish installation Base Heating System Switch 1 Steam or gravity On High efficiency warm air Off (90% plus efficiency), hot water, or heat pump Gas or oil warm... air Off (factory setting) Electric warm air On Switch 2 On On Off Off 1. CT87N/CT87K • Owner's Manual Set fan operation switch (CT87N) Move the switch to the proper setting for your system: F: For gas or oil heating systems, leave the fan...
Align the slots on the base with tabs on the thermostat, then push gently until the thermostat snaps into place. 2. Finish installation Base Heating System Switch 1 Steam or gravity On High efficiency warm air Off (90% plus efficiency), hot water, or heat pump Gas or oil warm... air Off (factory setting) Electric warm air On Switch 2 On On Off Off 1. CT87N/CT87K • Owner's Manual Set fan operation switch (CT87N) Move the switch to the proper setting for your system: F: For gas or oil heating systems, leave the fan...