User manual HONEYWELL SUPERSTAT

[. . . ] Programmable Load Controller USER'S GUIDE Weekday/Weekend (5-day/Saturday/ Sunday) Programmable Heat and/or Cool Conventional and Heat Pump T7512A, B, C 1 TM Honeywell Scientific Atlanta 69-0989-1 69-0989--1 Welcome to the world of comfort and energy savings with your new Scientific Atlanta/ Honeywell SuperStat thermostat. This thermostat allows full weekday/weekend programming so that you can set the thermostat to control the temperature in your home according to your personal schedule and preferences. When programmed according to the instructions in this guide, the features available with this thermostat will not only keep you comfortable, but will also save you energy. In addition to being programmable, this thermostat also contains a communications module. [. . . ] After you have entered the last offset value, press the RUN PROGRAM key. Entering a Cooling Schedule Press the SYSTEM key until the thermostat displays the word COOL to indicate you are in the cooling mode. Enter cooling temperatures for the WAKE LEAVE, RETURN and SLEEP times by following the same instructions as for Entering a Heating Schedule above. If you subscribe to Time-of-Use Pricing, enter offsets for the cooling season as you did for the heating season. 12 69-0989--1 Step 3--Set the System and Fan Controls After programming the thermostat, set the system and fan controls as follows: The status of the system is as follows when the associated indicator is displayed: HEAT: The thermostat will control your heating system according to the schedule you programmed (heat pump in heating mode). System Control If you have a conventional heating/cooling system, the system can be set to: HEAT, COOL or OFF. If you have a heat pump system, the system can be set to: HEAT, EM. You can change the system setting by pressing the SYSTEM key. Each time you press the key, the system status changes to the next setting. HEAT: The emergency heater element of the heat pump is on. COOL: The thermostat will control your air conditioning system according to the schedule you programmed (heat pump in cooling mode). 69-0989--1 No status Both the heating and air conditioning displayed: systems are off (heat pump off). Fan Control There are two fan settings: AUTO and ON. Set the fan at the setting you want by pressing the FAN key. Each time you press the key, the fan status changes to the next setting. When FAN is displayed, the fan is on continuously. Use this setting for improved air circulation during special occasions or for more efficient electronic air cleaning. Each time you press the key, the next program schedule is displayed. You can use this feature to verify that you correctly entered the program as shown in your Personal Programming Charts. Check Usage This thermostat keeps a record of the current and accumulated on-time of your heating and cooling equipment. It tracks current day usage (since midnight) and accumulated usage (since the accumulator was last cleared). If you 16 69-0989--1 subscribe to Time-of-Use Pricing, the thermostat records usage for each rate. To view heating or cooling equipment usage, press the SYSTEM key to display HEAT or COOL, then press the USAGE key. Each time you press the USAGE key, the thermostat displays the next usage value. If you do not subscribe to Time-of-Use Pricing, the thermostat displays current usage the first time you press the USAGE key and accumulated usage the next time you press the USAGE key. If you subscribe to Time-of-Use Pricing, there are eight usage values that can be displayed. 17 The first time you press the USAGE key, the thermostat displays the current usage value for rate 1. Each time you press the USAGE key again, usage values for rates 2, 3 and 4 are then displayed. [. . . ] · Check that the system control on the thermostat is set to COOL. · Check the system fuse or circuit breaker and replace or reset, if necessary. Cooling will not come on. 24 69-0989--1 · Check the display. If SAVING is displayed, you are in Direct Load Control mode and your thermostat is under control of the utility. Cooling may not come on until the Direct Load Control period ends. [. . . ]