ACONT800 Series Touch Screen Programmable Comfort Control OWNER’S GUIDE 69-1789-05
Contents Features ........................................................................................................................................ 3 Home Screen ............................................................................................................................... 4 Programming Your Heating and Cooling Schedule....................................................................... 6 Operating Your Comfort Control................................................................
Features • Large, Clear Display with Backlighting—current temperature, set temperature and time are easy to read and all are displayed on the home screen. • Menu Driven Programming—Guides you through the scheduling process, showing only necessary information and choices on each screen. • Ability to Select Multiple Days—allows you to easily customize the comfort control for your unique schedule. • Real-Time Clock—keeps time during power failure; automatically updates for daylight savings.
Home Screen Key Description TUE FAN SELECTS ON/AUTO/CIRC UP ARROW FAN Inside RAISES TEMPERATURE SETTING Set To AUTO SYSTEM SELECTS EM.
Display Description INSIDE TEMPERATURE TUE SHOWS THE CURRENT INSIDE TEMPERATURE SHOWS CURRENT DAY OF THE WEEK SET TO TEMPERATURE TUE FAN SHOWS FAN SETTING FAN SHOWS THE CURRENT SET TEMPERATURE Inside Set To AUTO SYSTEM SHOWS CURRENT SYSTEM POSITION Following Schedule SYSTEM FOLLOWING SCHEDULE HEAT TIME DISPLAY CURRENT TIME OF DAY, HOLD TIME REMAINING OR NUMBER OF VACATION DAYS REMAINING SHOWS THE THERMOSTAT IS FOLLOWING THE PROGRAMMED SCHEDULE AM SCHED HOLD CLOCK SCREEN MORE M1995
Programming Your Heating and Cooling Schedule Your comfort control can control up to four different schedule periods per day: Wake—Period when you awaken and want your home at a comfortable temperature. Leave—Period when you are away from home and want an energy-saving temperature. Return—Period when you return home and want your home back to a comfortable temperature. Sleep—Period when you are asleep and want an energy-saving temperature. NOTE: Schedule times are in 15-minute intervals.
Table 1. Energy Star Default Program Settings. Setpoints Schedule Period Time Heat Cool Fan Setting Wake 6:00AM 70°F (21°C) 78°F (25.5°C) Auto Leave 8:00AM 62°F (16.5°C) 85°F (29.5°C) Auto Return 6:00PM 70°F (21°C) 78°F (25.5°C) Auto Sleep 10:00PM 62°F (16.
Editing Schedule 1. Press Sched key.
2. Press Edit key.
3. It is OK to pick multiple days. Select any combination of days to edit. These days are scheduled with the same times and temperatures. Check marks appear next to days selected. MON FAN ON AUTO CIRC TUE WED THU FRI SAT SUN OK TO PICK MULTIPLE DAYS HEAT CANCEL PERIOD AM DONE WAKE COOL LEAVE RETURN SLEEP CANCEL M19955 4. 5. Press Wake key. Once pressed, Wake flashes to show it is selected. Press Up and Down keys to modify time and heat and cool temperatures from this screen.
9. MON When complete, press Done key. “Saving Changes” appears on the screen to indicate changes are being saved to the day(s) modified. TUE WED THU FRI SAVING CHANGES M19956 NOTE: To set a Program Schedule for the remaining days of the week, repeat steps 1-9. Example: If Mon - Fri was selected first, go back and repeat steps 1-9 for Sat and Sun. 10. To exit schedule without saving changes, press Cancel key at any time.
Cancelling a Schedule Period NOTE: You may want to cancel a period to match your lifestyle; for example, if someone is always home during the day on Tuesday, you can cancel the Leave and Return periods (the comfort control would then control to the Wake temperature until the Sleep period). 1. 2. 3. 4. Press Sched key. Press Edit key. Select the Day(s) of the week desired. Press schedule period you want to cancel (Wake, Leave, Return or Sleep). Once selected, the period flashes.
5. Press Cancel Period key.
NOTE: Note that the time, temperature(s) and fan setting disappear. The bar above the selected period is removed, indicating the scheduled period was cancelled. To reinstate a schedule period, press arrow keys to set desired time and temperatures. MON FAN TUE WED THU FRI SAT SUN OK TO PICK MULTIPLE DAYS HEAT COOL DONE WAKE LEAVE RETURN SLEEP CANCEL M19957 6. Press Done key.
Setting Time 1. 2. Press Clock. Use arrows to set current time. TUE AM DONE CANCEL M19958 3. Press Done key. IMPORTANT The current day of the week should already be set correctly. If not, see advanced settings to set the day.
Operating Your Comfort Control Setting Fan and System Keys SETTING FAN KEY The Fan key selections vary based on your heating and/or cooling system type. On — fan runs continuously. Use this setting for improved air circulation or for more efficient central air cleaning. Continuous fan mode during cooling operation may not be appropriate in humid climates. If the indoor air exceeds 60% relative humidity, or simply feels uncomfortably humid, it is recommended that the fan only be used in the Auto mode.
Setting Temperature Overrides Your comfort control has three temperature override options: Hold Temperature Until, Permanent Hold and Vacation Hold. HOLD TEMPERATURE UNTIL (TEMPORARY HOLD) Holds temperature temporarily until the next scheduled period time or until the time the user sets. 1. Press Up or Down arrow next to the temperature you want to adjust. “Hold Temperature Until” time appears on the screen. The Hold Temperature Until time defaults to the start time of the next scheduled period.
TUE FAN Inside Set To AUTO SYSTEM HEAT Hold Temperature Until PM SCHED HOLD CLOCK SCREEN CANCEL M19959 3. Press the Cancel or Sched key to cancel “Hold Temperature Until” and resume schedule. NOTE: Once “Hold Temperature Until” time is reached, the comfort control shows “Following Schedule” on the screen to indicate that “Temporary Hold” has ended. PERMANENT HOLD Permanent Hold changes the temperature setting until Permanent Hold is cancelled. 1. 2. Press Hold key.
TUE FAN Inside Set To AUTO SYSTEM HEAT AM Permanent Hold SCHED HOLD CLOCK SCREEN CANCEL M19960 3. Press Cancel key to cancel “Permanent Hold” and resume the schedule. VACATION HOLD Changes temperature setting for a designated number of days. 1. Press the Up and Down arrow keys to set the desired temperature while away on vacation. Notice that “Hold Temperature Until” time is shown on the screen. (This is the time the Vacation Hold override expires after the number of days ends.) 2.
NOTE: Days Up and Down arrows appear for approximately seven seconds. Pressing just below Hold Temperature Until on the screen allows the Days Up and Down arrows to reappear. THU FAN Inside Set To AUTO SYSTEM HEAT Hold Temperature Until DAYS SCHED CLOCK SCREEN CANCEL M19961 4. To cancel the Vacation Hold override early, press the Cancel key. NOTE: When the number of days of Vacation Hold expires, the screen shows “Following Schedule” to indicate that Vacation Hold has ended.
Fan Schedule Press Fan key while in the Scheduling Screen to program the System Fan. Choices available from the Scheduling Screen: Auto (default position)—fan runs with equipment. Programmable for all schedule periods (Wake, Leave, Return and Sleep). On—fan runs continuously (programmable for all schedule periods). Circ—fan runs randomly for approximately 35% of schedule period (programmable for all schedule periods).
Fan Status Displayed on Home Screen If the Fan program is scheduled, Auto is shown and any programmable mode that is set; for example, if during Wake period, Fan is set to Auto, only Auto is shown in the Fan area. However, if during the Wake period, fan is scheduled to On, both Auto and On are shown. Auto indicates fan is running its schedule; On indicates Fan schedule is set to On.
Replacing Your Batteries 1.
2. Remove comfort control from the wallplate by pulling straight out.
3. Remove the old batteries and insert three fresh AAA alkaline batteries, as marked on the comfort control.
4. Align the screw blocks with the pins on the back of the comfort control. WALLPLATE PINS ON BACK OF COMFORT CONTROL TERMINAL SCREW BLOCK M22652 5. Push the comfort control straight onto the wallplate until it snaps into place.
Battery Tips 1. 2. Replace the batteries as soon as LO Batt flashes in the display. The LO Battery indicator flashes in the display one month before the batteries run down completely. Always use fresh AAA alkaline batteries. Non-alkaline batteries do not last as long and can leak, causing comfort control damage. Battery Power (Optional) The comfort control is designed to be programmed while relaxing in your favorite chair. Install the three AAA batteries on the back of the control and you are ready to go.
Cleaning Your Comfort Control Screen The comfort control has a touch screen interaction. Follow these steps to clean the screen without making comfort control changes: 1. Press Screen key. Comfort control locks out touch keys for 30 seconds to allow for cleaning. OK TO CLEAN SCREEN M19964 2. 3. Use damp cloth slightly moistened with water and mild dishwashing detergent to clean the screen. Repeat the above steps, as necessary.
Reading Your Outdoor Temperature (Select Models) If your comfort control has an outdoor sensor, the comfort control displays the outdoor temperature. VIEW OUTSIDE TEMPERATURE (SELECT MODELS) The outside temperature is located in the lower right corner of the Home Screen. If it is not on the Home Screen, view the outside temperature by pressing the More key until the outside temperature shows.
Reading Your Remote Indoor Temperature (Select Models) If your comfort control has a remote indoor temperature sensor installed, the comfort control displays the inside temperature on the screen from the remote sensor(s). (Then the comfort control internal temperature sensor is not used.
Reminder Timers (Select Models) These reminders notify you when to change your furnace filter or humidifier pad. When the time you set expires, the comfort control flashes “Change” and then “Filter” or “Change” and “Humidifier Pad” until you reset the timer. Resetting Expired Timers When a Timer expires, a Reset key appears on the Home Screen. Press Reset key to reset the Timer. Notice that the “Change” reminder disappears from the comfort control screen.
View or Reset Timer Settings Before They Expire 1. 2. 3. 4. 5. Press More key until the Timer you want to modify appears on the screen. Press Edit key to change the Timer reload value. Use Up and Down arrow keys to change the number of Run Time Days. See Advanced Settings, steps 8 through 10, for approximate calendar days. Press the Done key to go back to viewing the selected timer. Press Reset key to reset the timer to the timer reload value.
TUE FAN SCREEN LOCKED Inside Set To AUTO Following Schedule SYSTEM HEAT PM SCHED HOLD CLOCK SCREEN MORE M19965 Partially Locked Screen When partially locked, the screen indicates Screen Locked for 5 to 7 seconds whenever the user attempts to press a key that is locked. Pressing a locked key while Screen Locked is shown flashes Screen Locked on the screen. Pressing an unlocked key while Screen Locked is active removes the screen lock.
Fully Locked Screen In this mode, all keys are locked and not functional. To unlock screen, see Advanced Settings section. The screen continuously displays “Screen Locked.” Reading Your Inside Humidity Level (Select Models) Select models can sense the humidity level in the home. If your model has this feature, the humidity level in the home is shown in the lower right corner of the Home Screen.
Controlling Your Inside Dehumidification Setting (Select Models) Select models read the inside humidity level and set a desired humidity level to help control dehumidification in the home. NOTE: See step 8 on page 44. 1. Press the More key until the inside humidity percent and dehumidification setpoint are shown. Inside Humidity DEHUMIDIFIER DONE CANCEL M19967 2. 3. 4.
Dehumidification Control (Select Models) If your comfort control has dehumidification control and you set a dehumidification setpoint, the comfort control attempts to control to this dehumidification setpoint by turning on the air conditioner. In extremely high humidity conditions, comfort control keeps the air conditioner running for up to 3°F below your temperature setpoint. It does this when trying to achieve your desired humidity setpoint and balance that with your temperature setpoint.
TUE FAN Inside Set To AUTO Following Schedule SYSTEM Recovery HEAT PM Humidity SCHED HOLD CLOCK SCREEN MORE M19968 IMPORTANT It takes about a week for the comfort control to adjust to local weather, your schedule, the construction of your home and your heating and/or cooling system. Your comfort control learns from experience. Each day it checks how closely it reached the recovery time and adjusts the next day’s recovery start time accordingly.
Advanced Heat Pump Features (Select Models) If you have a heat pump heating system, your comfort control can use some special features when used with an Outdoor Temperature Sensor, such as compressor and/or backup heat lockout based on outside temperature. For example, if your backup heat does not turn on above a designated outside temperature, your system uses an advanced heat pump feature.
SET CURRENT DAY SET MONTH MON TUE WED D THU FRI RI SAT AT SUN DONE USE ARROWS TO SET YEAR AND TIME MON WED W THU FRI SAT AT SUN OK TO PICK MULTIPLE U DAYS SCREEN LOCKED CHANGE FILTER R UV LAMP HUMIDIFIER PAD DONE M22645 39 69-1789—05
Advanced Settings Your comfort control has many advanced settings to match your heating and cooling system. But you can change these settings to match your lifestyle: 1. 2. From the Home Screen, press the System key. Five blank touch keys show on the bottom of the screen between the Done and Cancel keys. Press and hold the center blank key for approximately five seconds, until the screen changes.
3. Release the center key when the display on your comfort control matches the display below.
Step 1. User Setup Number 0120: First Two Digits of Current Calendar Year. To change current setting, press the Up or Down arrow key to the right of the two-digit number in the lower right corner of the screen. Options: 20 — equals years 20xx. 21 — equals years 21xx. To Change to the next Setup Number, press the Up arrow key to the right of 0120. To go back to the previous Setup Number, press the Down arrow key. Step 2. User Setup Number 0130: Last Two Digits of Current Calendar Year.
Step 4. User Setup Number 0150: Current Calendar Date. To change Options, press the Up or Down arrow key to the right of the number in the lower right corner of the screen. Options:1 through 31 — equals 1st of a month to 31st of a month. To Change to the next Setup Number, press the Up arrow key to the right of 0150. To go back to the previous Setup Number, press the Down arrow key. Step 5. User Setup Number 0160: Schedule Options.
Step 7. User Setup Number 0330: Daylight Savings On or Off. To change Options, press the Up or Down arrow key to the right of the number in the lower right corner of the screen. Options: 0 — Off:No adjustment for Daylight Savings in Fall and Spring. 1 — On:Time is automatically adjusted for Daylight Savings in Fall and Spring. (Use through 2006, and for areas that do not use the new 2007 Daylight Savings Time calendar.) 2 — On:Time is automatically adjusted for Daylight Savings in Fall and Spring.
Step 9. User Setup Number 0500: Furnace Air Filter Timer. To change Options, press the Up or Down arrow key to the right of the number in the lower right corner of the screen. Options: 0 — Off. Furnace filter timer is off. 1 — 10 fan run time days (about one month). 2 — 30 fan run time days (about three months). 3 — 60 fan run time days (about six months). 4 — 90 fan run time days (about nine months). 5 — 120 fan run time days (about one year). 6 — 365 fan run time days (about three years).
Step 11. User Setup Number 0540: Number of Schedule Periods Available to Program. To change Options, press the Up or Down arrow key to the right of the number in the lower right corner of screen. Options: 2 — two program periods available (Wake and Sleep). 4 — four program periods available (Wake, Leave, Return and Sleep). To Change to the next Setup Number, press the Up arrow key to the right of 0540. To go back to the previous Setup Number, press the Down arrow key. Step 12.
Step 13. User Setup Number 0670: Screen Lockout Function. To change Options, press the Up or Down arrow key to the right of the number in the lower right corner of the screen. Options: 0 — All keys are available. Screen is unlocked. 1 — Screen is partially locked. All key functions are locked except the Temperature Up and Down keys and the Cancel key. Enter Advanced Setup to unlock the screen. 2 — Screen is fully locked. Enter Advanced Settings to unlock the screen. Step 14.
Frequently Asked Questions and Answers Q: Some or all keys on the display do not work; why? A: Comfort control screen is locked. See Advanced Setting section to unlock keys on the screen. Q: Comfort control is asking for heating or cooling to come on (screen shows “Heat On” or “Cool On” in display) but there is no heating or cooling running. A: Call your local heating and/or cooling contractor to check your heating and/or cooling system.
LIMITED WARRANTY LOW VOLTAGE ROOM COMFORT CONTROLS (PARTS ONLY) This limited warranty is extended by the manufacturer to the original purchaser and to any succeeding owner of the real property to which the low voltage room comfort control is originally affixed and applies to products purchased and retained for use within the U.S.A. and Canada. The limited warranty period begins when the low voltage room comfort control installation is complete, verified by installer's invoice or similar document.
malfunctions or failures resulting from fire, water, storms, lightning, earthquake, theft, riot, misuse, abuse, increased utility usage costs, or (4) performance problems due to improper selection / equipment match-up, installation, or application.
Customer Assistance If, after reading this guide, you have any questions concerning the operation of your comfort control, please call the Thermostat Customer Assistance Helpline at 1-800-500-2041. For service, contact your local heating and cooling contractor or visit www.americanstandardair.com.
® U.S. Registered Trademark • Copyright © 2008 American Standard Heating & Air Conditioning • All Rights Reserved • Pub. No. 12-5038-03 Printed in Mexico 69-1789—05 M.S. Rev.
