Operation Manual

TABLE OF CONTENTS

Programming Your Thermostat ...........................1-13

Setting the current day and time ............................. 1

Setting the program schedule and heating tempera-

tures.................................................................... 2

Setting the cooling temperatures ............................ 7

Setting the system and fan switches on the

subbase ............................................................ 12

Operating Your Thermostat ............................... 14-20

Temporarily changing the program ....................... 14

Permanently changing the program ...................... 15

Operating the thermostat manually ....................... 16

Canceling program settings................................... 17

Checking the program times and temperatures .... 18

Checking the current temperature setting ............. 19

External access and control of thermostat ............ 20

Maintaining Your Thermostat ............................ 21-24

Removing the thermostat ...................................... 21

Replacing the thermostat ...................................... 22

Replacing the batteries.......................................... 23

Power outages ...................................................... 24

Adaptive Intelligent Recovery™ ........................25-28

Selecting Recovery Setting ................................29-30

Heat Pumps with Supplemental Heat................ 31-32

Answering Common Questions About the Chrono-

therm III Thermostat............................................33-36

Saving Energy Across the U.S...........................37-39

Glossary ...............................................................40-42

Your Personal Program ......................................43-44

Troubleshooting Guide.......................................45-46

Quick Reference to the Keys ............................. 47-48

Index .....................................................................49-50

Warranty.................................................................... 51