Lennox Commercial Touchscreen Thermostat Owner'S Manual Download Page 1

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Commercial
Touchscreen Thermostat

OWNER’S GUIDE

505,104M
12/2005

2005 Lennox Industries, Inc.

Dallas, Texas, USA

Commercial

Summary of Contents for Commercial Touchscreen Thermostat

Page 1: ...Commercial Touchscreen Thermostat OWNER S GUIDE 505 104M 12 2005 2005 Lennox Industries Inc Dallas Texas USA Commercial ...

Page 2: ...ermostat Screen 18 Reading Outdoor Temperature 20 Reading Remote Indoor Temperature 19 Advanced Settings 26 Frequently Asked Questions and Answers 30 IMPORTANT The thermostat has a touch screen interface Touch keys appear as necessary to complete tasks Always press the screen witha fingertip Sharp instruments like a pen or pencil point can damage the thermostat ...

Page 3: ...reliable consistent comfort S Multiple OVERRIDE options can modify schedule indefinitely or for a specific period of time S Programmable Fan increases indoor air quality when combined with air cleaning equipment S Outdoor Temperature Indication displays current outdoor temperature to help plan outdoor activities NOTE The main screen can differ slightly depending on the heating ventilation and air ...

Page 4: ...N SELECTS ON AUTO SYSTEM SELECTS HEAT OFF COOL AUTO SCHEDULE ENTERS SCHEDULING MODE HOLIDAY CHANGES TEMPERATURE SETTING FOR DESIGNATED NUMBER OF DAYS SCREEN LOCKS OUT THE SCREEN TO ALLOW FOR CLEANING CLOCK SETS THE TIME FORWARD OR BACK UP ARROW RAISES TEMPERATURE SETTING DOWN ARROW LOWERS TEMPERATURE SETTING OVERRIDE SET TEMPORARY OVERRIDE ...

Page 5: ... TUE SHOWS CURRENT DAY OF THE WEEK SYSTEM SHOWS CURRENT SYSTEM POSITION TIME DISPLAY CURRENT TIME OF DAY HOLD TIME REMAINING OR NUMBER OF HOLIDAY DAYS REMAINING INSIDE TEMPERATURE SHOWS THE CURRENT INSIDE TEMPERATURE SET TO TEMPERATURE SHOWS THE CURRENT SET TEMPERATURE FOLLOWING SCHEDULE SHOWS THE THERMOSTAT IS FOLLOWING THE PROGRAMMED SCHEDULE Occupied ...

Page 6: ...emperature OCC 2 Second occupied period UNOCC2 NOTE Available schedule times are at 15 minute intervals Editing Schedule 1 Press SCHEDULE 2 Press EDIT NOTES The first time a change is made the screen appears mostly blank Multiple days can be selected 3 Select any combination of days to edit NOTE Checkmarks appear next to selected days These are scheduled with identical times and temperatures CANCE...

Page 7: ...rogrammed for ON or AUTO See Fan Schedule section for more information 6 Press UNOCC1 and repeat step 5 NOTE With default settings only OCC 1 and UNOCC1 can be configured To use OCC 2 and UNOCC2 enter the Installer Setup and change the appropriate parameter 7 Press OCC 2 and repeat step 5 8 Press UNOCC2 and repeat step 5 MON AM FAN ON AUTO CANCEL PERIOD HEAT COOL OK TO PICK MULTIPLE DAYS M22750 ...

Page 8: ...NOTE To accommodate special needs a period can be cancelled For example if the space is always unoccupied during the weekend cancel all Saturday and Sunday occupied and unoccupied periods The thermostat then controls to the final Friday UNNOC temperature until the Monday OCC 1 period 1 Press SCHEDULE 2 Press EDIT 3 Select the Day s of the week desired 4 Press the schedule period to cancel OCC 1 UN...

Page 9: ...setting disappear The bar above the selected period is removed indicating the scheduled period was cancelled NOTE To reinstate a schedule period press an arrow to set desired time and temperatures 6 Press DONE CANCEL MON FAN HEAT COOL OK TO PICK MULTIPLE DAYS M22752 ...

Page 10: ...dvanced Settings section to set the day Operating the Thermostat Setting Fan and System SETTING FAN Fan selections vary based on the HVAC system type ON fan runs continuously Use this setting for improved air circulation or for more efficient central air cleaning AUTO fan follows fan program schedule See Fan Schedule section for more information DONE CANCEL TUE A M M19958 ...

Page 11: ...OLD TEMPERATURE UNTIL Holds the temperature temporarily until the time set by the user or the next scheduled period time 1 Press the Up or Down arrow next to the temperature to adjust The Hold Temperature Until time appears on the screen The time defaults to the next scheduled period start time thermostat controls both the heating and cooling systems based on temperature NOTE Time Up and Down arro...

Page 12: ...ture Until time is reached the thermostat displays Following Schedule to indicate that the Hold Override has ended OVERRIDE Changes temperature setting until the next period takes effect For use during Unoccupied periods 1 Press OVERRIDE The settings change by default to the next Occupied period NOTE Changes are limited to those allowed by the lockout level 2 Press Up or Down arrow to change the o...

Page 13: ... for the duration of the holiday NOTE The DAYS Up and Down arrows appear for approximately seven seconds Pressingthe screen just below Hold Temperature Until allows the DAYS Up and Down arrows to reappear 4 To cancel the Holiday Override early press CANCEL NOTE When the number of Holiday Override days expires the screen shows SCHEDULE CLOCK SCREEN CANCEL THU FAN AUTO SYSTEM HEAT Inside DAYS Hold T...

Page 14: ...e AUTO or ON appears When the thermostat is running the fan the fan bladesymbol appears next to FAN to indicate the thermostat has the fan on Manual Override of Fan Schedule AUTO fan is automatically following the FAN schedule choices are AUTO and ON ON fan runs continuously programmable for all SCHEDULE periods overrides FAN schedule The fan is continuously on NOTE If the thermostat is not contro...

Page 15: ...not replaced when the Low Battery warning is flashing the LO batt screen displays continuously and the thermostat stops operating until batteries are replaced The thermostat has a low battery indicator However it is recommended that you replace the batteries once each year Do this to prevent leakage and prevent the thermostat and HVAC system from shutting down due to lack of thermostat battery pow...

Page 16: ... the base by pulling it straight out 2 Install three new AAA alkaline batteries with proper polarization NOTES Always use AAA alkaline batteries All programming Schedule Date and Time infor mation is retained during battery replacement WALL M19919 REMOVE DURING INSTALLA TION ...

Page 17: ...17 62 3071 2 3 Place the thermostat back on its base by aligning the terminal screw blocks with the pins on the back of the thermostat 4 Push the thermostat straight onto the base M19918 BATTERIES 3 ...

Page 18: ... Do not spray any liquid directly on the screen If using household glass cleaner spray cleaner on cloth Then use the cloth wipe the screen clean 2 Use damp cloth slightly moistened with water or household glass cleaner to clean the screen 3 Repeat above steps as necessary 4 Press DONE to return to the main screen and normal operation NOTE If no button is pressed for two minutes the device automati...

Page 19: ...remote indoor temperature sensor is used the screen showing the Inside temperature reading displays the temperature at the indoor remote sensor location MULTIPLE REMOTE INDOOR SENSORS INSTALLED If more than one remote indoor sensor is used the screen showing the Inside temperature reading displays the average of all the remote indoor sensors Heat On SCHEDULE HOLIDAY CLOCK SCREEN OVERRIDE MON MON T...

Page 20: ...e lower right corner of the main screen If it is not on the main screen view the outdoor temperature by pressing MORE until the outside temperature shows Heat On SCHEDULE HOLIDAY CLOCK SCREEN MORE MON MON TUE WED WED THU THU FRI FRI SA SA SUN AM FAN AUTO SYSTEM HEAT CHANGE FILTER UV LAMP HUMIDIFIER PAD Following Schedule Outside Set OK TO PICK MULTIPLE DAYS SCREEN LOCKED OVERRIDE M22757 ...

Page 21: ...his mode the entire interface is locked and not functional To unlock screen see the Advanced Settings section The screen continuously displays SCREEN LOCKED Partially Locked Screen When partially locked Pressing a locked key prompts the screen to indicate SCREEN LOCKED for five to seven seconds Pressing an unlocked key with SCREEN LOCKED active removes SCREEN LOCKED from the display SCHEDULE HOLID...

Page 22: ...ccupied setting for the selected period of time The next Unoccupied period switches back to the program settings To cancel the temperature override and follow the programmed schedule press CANCEL To unlock the screen see Advanced Settings section PARTIAL LOCKOUT 2 This mode locks all keys except HOLIDAY and OVERRIDE Pressing HOLIDAY sets the temperature to the Unoccupied setting for the selected p...

Page 23: ...mostat activates the heating or cooling at the proper time to reach the scheduled temperature at the scheduled time NOTE The setpoint changes gradually to use economical stages and avoid overshoot For example the space will be occupied at 8 00 AM and the desired temperature is 70 F Set the OCC 1 period for 8 00 AM and 70 F The thermostat turns on the heat prior to 8 00 AM to raise the temperature ...

Page 24: ...e calendar is set There are two ways to set the calendar for this thermostat SETTING CALENDAR AFTER THERMOSTAT IS ALREADY FUNCTIONING See steps 1 through 4 in the Advanced Settings section to set year month and day SETTING CALENDAR WHEN THERMOSTAT IS FIRST POWERED When first powered the thermostat proceedsthrough a sequence of screens to set the calendar ...

Page 25: ...CHANGE FILTER UV LAMP HUMIDIFIER PAD OK TO PICK MULTIPLE DAYS SCREEN LOCKED DONE MON MON WED WED THU THU FRI FRI SA SA SUN PM CHANGE FILTER UV LAMP HUMIDIFIER PAD OK TO PICK MULTIPLE DAYS SCREEN LOCKED SET CURRENT DAY SET MONTH USE ARROWS TO SET YEAR AND TIME M22761 ...

Page 26: ...e bottom of the screen between DONE and CANCEL 2 Press and hold the center blank key approximately five seconds 3 The Setup Number displays to the lower left area of the screen It is a four digit code beginning with zero The current setting is displayed to the right NOTE To cycle through the Setup Numbers press the up or down arrow DONE CANCEL TUE PM SYSTEM OFF COOL CHANGE FILTER UV LAMP Following...

Page 27: ...Setup Number 0130 Last Two Digits of Current Calendar Year To change Options press the Up or Down arrow to the right of the two digit number in the lower right corner of the screen Options 01 through 99 for years 2x01 through 2x99 DONE MON MON WED WED THU THU FRI FRI SA SA SUN CHANGE FILTER UV LAMP HUMIDIFIER PAD OK TO PICK MULTIPLE DAYS SCREEN LOCKED USER SETUP NUMBER CURRENT SETTING ADVANCE TO N...

Page 28: ...screen Options 1 through 31 for first of a month to 31 st of a month Step 5 User Setup Number 0160 Schedule Options To change Options press the Up or Down arrow to the right of the number in the lower right corner of the screen Options 0 non programmable Thermostat is nonprogrammable 4 programmable Thermostat is fully programmable allowing all 7 days to be programmed Step 6 User Setup Number 0320 ...

Page 29: ...ng Time in Fall and Spring Step 8 User Setup Number 0540 Programmable Periods per Day To change Options press the Up or Down arrow to the right of the number in the lower right corner of the screen Options 2 2 periods per day 4 4 periods per day Step 9 User Setup Number 0640 Time Format To change Options press the Up or Down arrow to the right of the number in the lower right corner of the screen ...

Page 30: ...s 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 Q Why doesn t the thermostat respond when I touch the screen A Check to determine if the screen is in the Locked or Clean mode See Screen Locked and Cleaning Thermostat Screen sections Q The thermostat only allows selection of on...

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