About Your New Thermostat - White Rodgers 1F90-51 Operation Manual

About Your New Thermostat . . .

Your new White-Rodgers Digital Thermostat uses the technology of a solid-state microcomputer
to provide precise time/temperature control. This thermostat offers you the flexibility to design
heating and cooling programs that fit your needs.
Please read this manual thoroughly before operating or programming your thermostat. If you have
questions, write to us at the address shown on the back cover of this manual.
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