Thermo-Serv 9901i, 9915i, 9920i

110-1069

Climate Controls Americas

515 Promenade Avenue

Corona CA 92879-1736

United States of America

Made in Mexico

Patents Pending

www.about-i-series.com

Contents

Main Menu Driven Display User's Manual DELUXE PROGRAMMABLE THERMOSTATS 9901 9915 9920 Fresh Air Control TABLE OF CONTENTS ! IMPORTANT SAFETY INFORMATION WARNING: Turning on Heating and Cooling Cycles Changing the Time of Day Fan Cycles Intermittent Fan What do the LEDs below the display mean? Timed Temperature Adjustments 77 70 Vacation Hold 70 F 70 77 Permanent Hold Returning to Program Mode 78. Events Energy Saving Programs Copy Command User Settings Setting the Economizer / Damper Program Setting the Purge Cycle More Detailed Information on the USER SETTINGS Detailed Information on the USER SETTINGS INSTALLER Settings More Detailed Information on the USER SETTINGS Changing USER Settings INSTALLER settings (continued) Changing INSTALLER Settings Energy Efficient Recovery (EER) Indoor Sensor Outdoor Sensor TWO YEAR LIMITED WARRANTY Additional Information Power Outage Protection Resetting to Factory Conditions