Instruction/ maintenance manual of the product 9901i Thermo-Serv
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Menu Driven Display Integrated Damper / Economizer Control 24 VAC with W orry-Free Memory Storage English and Spanish Menus T wo Y ear W arranty User's Manual 110-1069 DELUXE PROGRAMMABLE THERMOS.
TABLE OF CONTENTS Changing the Time of Day . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Page 4 Turning on Heating and Cooling Cycles .
Turning on Heating and Cooling Cycles From the main screen press MENU. Use the UP or DOWN arrows to highlight HEA T/COOL. Press SELECT . Use the UP or DOWN arrows to highlight HEA T , COOL or AUTO. Press SELECT . The SELECT button will turn on the desired cycle.
Fan Cycles From the main screen press MENU. Use the UP or DOWN buttons until F AN is highlighted. Press SELECT . Use the UP or DOWN buttons to highlight F AN settings. Press SELECT . Intermittent Fan INTERMITTENT will turn the fan on for a set period of time for a given interval.
9 Timed Temperature Adjustments Press the HOLD TEMP button. The following screen appears. Press the DOWN button to highlight TEMPORARY HOLD. Press SELECT . The temperature should be highlighted. Press the UP or DOWN button to adjust the temperature. Press SET TEMP .
Vacation Hold From the main screen press the HOLD TEMP button. The following screen appears. Use the UP or DOWN arrow to highlight the V ACA TION HOLD feature. Press SELECT . The temperature should be highlighted. Use the UP or DOWN arrow change to the desired temperature.
Programming (Con’t.) The time for the first event should be highlighted. Use the UP or DOWN key to change the time. Press SET TIME. The heating setpoint for the first event will be highlighted. Use the UP or DOWN key to change the desired temperature.
15 Events An event is a programming period. This could be the period in the morning when the facility is occupied. It could be the period when no one is at work. It could be the evening. The time for an event is selected based on when you want the event to occur .
User Settings The USER SETTINGS can change the way information is displayed on the thermostat and help to optimize comfort. It’s one way to truly personalize your new thermostat. To get to the USER SETTINGS, press the MENU button from the main screen.
More Detailed Information on the USER SETTINGS DIFFERENTIAL SETTINGS The temperature differential is your comfort level. The dif ferential is the difference from setpoint before your heating or cooling system will turn on. The 9915i and 9920i models also have 2 nd stage differential.
INSTALLER Settings The INST ALLER SETTINGS are set during the initial installation. They tell the thermostat how to function with your heating or cooling equipment. The following is a brief overview and discussion of these settings. SYSTEM SETUP The 9901i has a furnace or heat pump system selection.
INSTALLER settings (continued) ENERGY EFFICIENT RECOVERY When turned on, the thermostat will look up to two hours before the next event and anticipate when to turn on to reach the desired temperature. DEADBAND SETPOINT Deadband is used with the AUTO CHANGEOVER feature.
Changing INSTALLER Settings The INST ALLER SETTINGS are selected based on the type of equipment you have in your facility. This feature should be set only by a certified HV AC technician. Changing these settings could result in higher energy costs and may even damage the equipment.
27 TWO YEAR LIMITED WARRANTY The manufacturer war rants to the original contractor installer or to the original consumer user , eac h new R ober tshaw thermostat to be free from defects in materials and workmanship under normal use and serv- ice for a period of two (2) years from the date of purchase.
28 1 10-1069 Climate Controls Americas 515 Promenade Avenue Corona CA 92879-1736 United States of America Made in Mexico P atents Pending www.about -i-series.
An important point after buying a device Thermo-Serv 9901i (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Thermo-Serv 9901i yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Thermo-Serv 9901i - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Thermo-Serv 9901i you will learn all the available features of the product, as well as information on its operation. The information that you get Thermo-Serv 9901i will certainly help you make a decision on the purchase.
If you already are a holder of Thermo-Serv 9901i, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Thermo-Serv 9901i.
However, one of the most important roles played by the user manual is to help in solving problems with Thermo-Serv 9901i. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Thermo-Serv 9901i along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
