Owner's Manual
Page 2
... so, stop now. If so, see mercury notice below. Did you have 3 or more wires, your new thermostat may have 3 or more wires? Stop installation and call 1-800-468-1502 for instructions regarding recycling and proper disposal. You may not be compatible with wires attached...."C1" do not count that wire in place Is there a sealed tube containing mercury? Do you have purchased the wrong replacement thermostat. 2 Owner's Manual Remove your total. Leave wallplate in your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and...
... so, stop now. If so, see mercury notice below. Did you have 3 or more wires, your new thermostat may have 3 or more wires? Stop installation and call 1-800-468-1502 for instructions regarding recycling and proper disposal. You may not be compatible with wires attached...."C1" do not count that wire in place Is there a sealed tube containing mercury? Do you have purchased the wrong replacement thermostat. 2 Owner's Manual Remove your total. Leave wallplate in your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and...
Owner's Manual
Page 5
CT30/CT33 Low-voltage Thermostat Set adjustment lever (CT30 only) 1 Separate cover from thermostat, and remove the plastic insert. 2 Use a pencil to move the adjustment lever to the proper setting for your system (see table below). Your... efficiency furnace (more than 90% efficiency) 0.8 Hot water system 0.8 Gas/oil steam or gravity system 1.2 Finish installation Thermostat (shown with optional cover plate) Cover 5 1 Align the 3 tabs on the cover with slots on the thermostat, then push gently until the cover snaps into place. 2 Restore electrical power at the heating/cooling system...
CT30/CT33 Low-voltage Thermostat Set adjustment lever (CT30 only) 1 Separate cover from thermostat, and remove the plastic insert. 2 Use a pencil to move the adjustment lever to the proper setting for your system (see table below). Your... efficiency furnace (more than 90% efficiency) 0.8 Hot water system 0.8 Gas/oil steam or gravity system 1.2 Finish installation Thermostat (shown with optional cover plate) Cover 5 1 Align the 3 tabs on the cover with slots on the thermostat, then push gently until the cover snaps into place. 2 Restore electrical power at the heating/cooling system...