USER MANUAL - Patriot Supply
Contents
1. Braeburn Builder Series MODEL 5 2 Day Programmable 2000 NG Single Stage Heat Cool Digital Thermostat Compatible with low voltage single stage gas oil or electric heating or cooling systems including single stage heat pumps This thermostat can also be used on 250mv to 750mv millivolt heating only systems Do not use this thermostat on applications with voltages above 30 Volts AC CONTENTS TH SPECIFICATIONS FM ADDITIONAL OPERATION FEATURES GE INSTALLATION CE TROUBLESHOOTING EE TESTING YOUR NEW THERMOSTAT F WIRING DIAGRAMS Ca PROGRAMMING E A Ea EN ENN Important Safety Informa tion e Always turn off power to the air conditioning or heating system prior to installing removing cleaning or servicing thermostat e Read this manual thoroughly prior to installing programming or operating this thermostat e This thermostat is designed for use with a 24 Volt AC low voltage single stage gas oil or electric heating or cooling systems e Do not use this thermostat on applications with voltages above 30 Volts AC e This thermostat requires two 2 properly installed AA alkaline batteries to provide power for the thermostat to properly control the system operation e Wiring must conform to all building codes and ordinances as required by local and national code authorities having jurisdiction e Do not short or jumper across terminals on the gas valve or at the heating or cooling system control board to test the therm2. The temperature sensed by the thermostat is lower than the 45 F 7 C lower limit of the thermostats display range The display will return to normal after the sensed temperature rises within the 45 to 90 F 7 to 32 C display range If the temperature in the controlled space seems to be normal wait for the thermostat to acclimate to the correct room temperature If the room seems to be colder than usual turn on the heating system to raise the temperature as needed for comfort within the room This condition could occur from the system being turned off during a cold weather period or upon installation when the thermostat has been stored for a long period of time in a cold vehicle or location prior to being installed The thermostat should be allowed to warm up prior to installation to allow proper heating control once installed SYMPTOM Thermostat will not allow me to program a set point temperature higher than 90 F 32 Thermostat will not allow me to program a set point temperature lower than 45 F 7 Fan continues to run all the time whether the system is on or off The room is too warm or too cold System turns on prior to the end of a setback period POTENTIAL SOLUTION This is above the normal thermostat temperature setting range of 45 to 90 F 7 to 32 This is below the normal thermostat temperature setting range of 45 to 90 F 7 to 32 Check that th
3. This will return all user settings and return them to their default values Remember this will erase all programs entered by the user 1 2 Place the system switch in the HEAT position Press the A button on the keypad until the setpoint temperature setting is a minimum of 3 degrees higher than the current room temperature The heating system should start within several seconds The fan may not turn on immediately due to the heating system built in fan delay Place the system switch in the OFF position The heating system should stop within several seconds on normal single stage heating or cooling systems On single stage heat pump systems you must wait 5 minutes for the automatic compressor short cycle protection period to expire or press the RESET button to bypass this feature for initial testing purposes Pressing the RESET button will erase any user entries for time of day day of week option settings and programming if previously programmed Place the system switch in the COOL position Press the V button on the keypad until the setpoint temperature is a minimum of 3 degrees lower than the current room temperature The cooling system should start within several seconds Place the system switch in the OFF position Place the fan switch in the ON position The system blower should start Place the fan switch in the AUTO position The system blower should stop 4 PROGRAMMING 41 4 2 Default Thermostat
4. Settings Function Status After Reset Normal Operating Mode Extended and Temporary Hold Cleared 12 00 pm Monday 70 F 21 0 C to be renewed within 5 seconds According to system switch 62 F 17 0 C for Heat and Off 83 F 28 0 C for Cool F or C dependent on switch setting DAY program Monday Off to be renewed within 5 seconds Room Temperature Setpoint Temperature Temperature Scale Operating Program Low Battery Warning Temperature Differential 0 5 F 0 25 C Short Cycle Protection Timer Reset Output Relays Off Filter Check Monitor 0 days off Extended Hold Indefinite Adaptive Recovery Mode Reset Setting Current Time of Day and Day of Week NOTE it is important for you to set the current time of day note AM PM indicator in display and the current day of week correctly to avoid problems with program execution 1 When in normal operating mode press the DAY TIME keypad button The LCD display will be cleared except for the time am pm indicator and the day of the week The hour portion of the time will flash 4 PROGRAMMING cont 2 Press the Aor V button to set the current hour 3 Press the DAY TIME button again the minute portion of the time will flash PM 4 Press the A or V button to set the current minute Aes 5 Press the DAY TIME button again the day of the week indicator will flash 6 Press the A or V button to set the current day of the week 7 Press the DAY TIME button
5. This indicates that the system is turned off at the thermostat Move the system selector switch to the HEAT or COOL position After the compressor short cycle protection 5 minute period expires the system should start within several seconds Verify your program time and temperature entries The heating and cooling programs utilize separate times and temperatures for the MORN DAY EVE and NIGHT setpoints See Setting Your Energy Saving Programs section 4 4 of this manual Thermostat program has been temporarily overridden and program indicator is flashing in the display Press RETURN button to return the thermostat to normal program operation or wait until next setpoint and the temporary override will expire Thermostat program is in Extended Hold Vacation Mode and HOLD and TEMP is showing in display Press HOLD or RETURN button to release permanent hold and return the thermostat to normal program operation Increase or decrease first stage temperature differential setting as appropriate to provide the desired performance level See Setting Temperature Differential section 4 3 1 of this manual BT rRouBLESHOOTING ont WF rRousLesHootING con SYMPTOM Low battery indicator is shown in thermostat display OFF is shown in thermostat display and heating or cooling system will not start Thermostat display is blank HI is shown in the thermostat display where the room temperature is normally displa
6. Y W G RA KALALA Remove Braeburn Systems LLC as an Energy Star partner F acto e has determined that this product meets the Energy Heat NERG Star Guidelines developed by the U S Environmental C Control For more information on energy Protection Agency amp the U S Department of Energy Cool Fan savings go to www energystar gov for maximum energy efficiency Hot Side Control Control Heat Transformer Hot Side Cool Transformer Heat 24 VAC Cool 24 VAC TWO YEAR LIMITED WARRANTY Braeburn Systems LLC warrants each new Braeburn Transformer Transformer thermostat against any defects that are due to faulty material or workmanship for a period of two 120 1 years after the original date of purchase by a professional service technician This warranty and Volt AC Volt AC our liability does not apply to batteries nor does it include damage to merchandise or the thermostat resulting from accident alteration neglect misuse improper installation or any other failure to follow Braeburn installation and operating instructions Braeburn Systems LLC agrees to repair or replace at its option any Braeburn thermostat under warranty provided it is returned postage prepaid to our warranty facility in a padded carton within p the warranty period with proof of the original date of purchase and a brief description of the Typical Single Stage Heat Pump System malfunc
7. again and the thermostat will return to normal operating mode TH NOTE The thermostat will return to normal operating mode automatically after 15 seconds if no key is pressed It will also return to normal operating mode immediately if the RETURN button is pressed 4 3 Setting Thermostat User Options The default user options are compatible with most systems and applications They are normally set at the time of installation and usually do not require modification under normal operating conditions If you desire to change these settings simply follow the instructions below 4 3 1 Setting the Temperature Differential NOTE The temperature differential settings are the same for both the heating and cooling systems The default setting is 0 5 F 0 25 C The room temperature must change 0 5 F 0 25 C from the setpoint temperature before the thermostat will initiate the system in heating or cooling 1 In normal operating mode press and hold the RETURN button for 4 seconds The LCD display will show d1 x where x equals the F C differential setting This is the current temperature differential setting 2 Press the A or V button to set the temperature differential to your desired setting of 0 5 1 or 2 F 0 25 0 5 or 1 C NOTE once you have finished setting the temperature differential you can wait 15 seconds and the thermostat will automatically return to the normal operation mode Otherwise y
8. begin flashing Press the A or V button to change the setpoint temperature to the desired setting in 1 F increments 0 5 C Press the PROG button to save The thermostat will now display the DAY setpoint time and temperature Again you will see the hour portion of the setpoint time and the AM PM indicator will be flashing Follow steps 3 through 5 to set the setpoint times and temperatures for the MORN DAY EVE and NIGHT setpoints for the Weekday group in the HEAT mode After pressing the PROG button you will enter the Weekend Program Group The display will show SA SU to indicate the Weekend group is being programmed The hour portion of the MORN setpoint time and the AM PM indicator will be flashing Follow steps 3 through 5 to set the setpoint times and temperatures for the MORN DAY EVE and NIGHT setpoints for the Weekend group in the HEAT mode Place the system switch in the COOL mode of operation The display will show COOL Follow steps 2 through 8 to program the setpoint times and temperatures for the Weekday and Weekend groups in the COOL mode NOTE To erase all entered programs current time of day day of week and other user settings gently press the RESET button using a paper clip or a small pencil tip This will return all thermostat settings to their default values ADDITIONAL OPERATION FEATURES 5 1 Review Set Temperature 1 Press and hold the A or V button The current setpoint temper
9. operation When this feature determines that the battery status is low a low battery indicator will appear in the display It is recommended that the batteries be replaced immediately to maintain system operation and program settings ADDITIONAL OPERATION FEATURES cont 5 5 Low Battery Detection and Replacement cont 1 Locate the battery compartment door 2 Gently remove the two AA alkaline batteries located in the battery compartment 3 Install two new AA alkaline batteries into battery compartment Be sure to match the positive ends of the batteries with the positive terminals located in the battery compartment 4 Close battery compartment and verify that the low battery indicator does not appear in the display 5 6 Adaptive Recovery Mode ARM In order to maximize comfort and energy efficiency this thermostat is equipped with an Adaptive Recovery Mode ARM This feature minimizes the amount of time required by heating or cooling system to reach the new setpoint after a setback period is completed and assures your desired temperature is achieved at your set program times This feature activates when recovering room temperature from setback programs to comfort programs so it will only take place when the current heating program setpoint temperature is lower than the upcoming program set point temperature or the current cooling program setpoint temperature is higher than the upcoming program setpoint
10. setpoint times and setpoint temperatures e This thermostat is pre programmed with weekday and weekend setpoint times and temperatures recommended by the Environmental Protection Agency and the U S Department of Energy in their Energy Star program These settings provide efficient energy savings during normal heating and cooling modes of operation If you desire to use the settings in the table no further programming is necessary Review these time and temperature settings prior to establishing your personal program settings to maximize your savings and minimize programming requirements Weekday Weekend Time 6 00 am Time 6 00 am MORN Heat 70 F 21 C Heat 70 F 21 C Cool 75 F 24 C Cool 75 F 24 C Time 8 00 am Time 8 00 am DAY Heat 62 F 17 C Heat 70 F 21 C Time 6 00 pm Time 6 00 pm EVE Heat 70 F 21 C Heat 70 F 21 C Cool 75 F 24 C Cool 75 F 24 C Time 10 00 pm Time 10 00 pm NIGHT Heat 62 F 17 C Heat 62 F 17 C Cool 78 F 26 C Cool 78 F 26 C e Make sure you place the system switch in the HEAT or COOL modes of operation as appropriate You should not enter a program in the OFF position e When you place the system switch in the COOL or HEAT modes of operation the appropriate indicator will also appear in the LCD display when the system is running e When you place the system switch in the OFF mode the display will indicate OF
11. switch on front of thermostat to the AUTO position 4 Remove front of thermostat body from sub base by pressing release latch on bottom of front body 5 Place the thermostat sub base against wall in the desired thermostat location 2 INSTALLATION oon 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 Guide thermostat wires through center hole in sub base Continue to hold sub base against wall Mark placement of mounting holes as appropriate and drill using a 3 16 drill bit Gently tap supplied plastic anchors into the holes in the wall Place the thermostat sub base against the wall in the desired location making sure the mounting holes are aligned as appropriate and the thermostat wires are properly inserting through opening in middle of sub base 0 Fasten the sub base to wall using supplied screws 1 Connect wires to quick wiring terminal block as appropriate using the new terminal designations Refer to Wiring Diagrams section 7 of this manual if required for assistance Make sure all of the wire connections are secure and are not touching any other terminal to prevent electrical shorts and potential damage to the thermostat 3 Turn the front thermostat body over exposing the rear view of the circuit board 4 Locate the internal fan option switch HG Gas HE Elec on the circuit board This switch controls the heating system fan delay Select gas for gas or oil fired systems This will allow the fu
12. temperature During ARM room temperature is recovered gradually by turning on the heating or cooling before the end of the setback period The set point temperature is changed to that of the upcoming comfort program temperature The start time of recovery is based on the difference between the current room temperature and the upcoming comfort program setpoint temperature The recovery to the upcoming setpoint starts 10 minutes before the upcoming setpoint time for each degree of temperature change required up to a maximum of 2 hours ARM does not operate when the unit is in the HOLD mode or if the program is temporarily overridden 5 7 Filter Check Monitor see section 4 3 3 for setting The Filter Check Monitor displays a reminder for required filter replacement or cleaning by flashing the FILT segment in the display See instructions on your filter or heating cooling unit for recommendations for interval setting When the selected interval has been reached and required cleaning or replacement has been performed press the RETURN button in any normal mode to reset the timer and turn off the warning 5 8 Resetting the Thermostat The Reset feature allows the user to completely reset the thermostat to register new manual switch settings To erase all entered programs current time of day day of week and other user settings gently press the RESET button using a paper clip or a small pencil tip BF rRouscesnootine SYMPT
13. F 4 4 1 Programming Overview Your thermostat contains separate Weekday and Weekend Program Groups that allow you to change the daily setpoint times and temperatures to meet your individual schedule needs Weekday allows you to program all the weekdays M TU W TH F will show in display at the same time Allows programming times and temperature settings for four setpoints MORN DAY EVE amp NIGHT to meet your weekday schedule needs Weekend allows you to program all the weekend days SA SU will show in the display at the same time Allows programming times and temperature settings for four setpoints MORN DAY EVE amp NIGHT to meet your weekend schedule needs 5 4 PROGRAMMING cont 4 4 2 Entering Your Program 1 2 Place the system switch in the HEAT mode of operation Press the PROG button to enter Program aw aE Setting mode The MORN setpoint of the Weekday Program Group will be displayed a MORN 4 K The display will show M TU W TH F to indicate the Weekday group is being programmed The hour portion of the setpoint time and the AM PM indicator will be flashing S00 Ls SET Press the A or V button to change the time to the desired hour in 1 hour increments Press the PROG button to save The minute portion of the setpoint time will begin flashing Press the A or V button to change the time to the desired minute in 10 minute increments Press the PROG button to save The SET TEMP will
14. OM Thermostat does not turn on heating or cooling system Thermostat turns on heating instead of cooling or cooling instead of heating Thermostat will not follow program setpoints Thermostat turns heating or cooling system on too often or not often enough POTENTIAL SOLUTION Check to see if OFF is shown in display This indicates that the system is turned off at the thermostat Move the system selector switch to the HEAT or COOL position After the compressor short cycle protection 5 minute period expires the system should start within a minute s time Compressor protection features may be in effect due to compressor short cycle conditions power outages or rolling blackouts See Compressor Protection section 5 4 for full explanation of this feature Heating or cooling system may be malfunctioning Call a professional service technician immediately to verify system operation Check thermostat wiring to make sure that the heating and cooling stages are connected to the correct terminals on the wiring terminal block For heat pump systems check that the 0 B switch is set to the correct position See nstallation and Wiring Diagrams sections of this manual Check current time of day day of week program settings Be sure to verify AM PM indicator is accurately displaying desired time settings See Setting Current Time of Day and Day of Week section 4 2 of this manual Check to see if OFF is shown in display
15. alled the batteries prior to accomplishing steps 14 through 17 then you will need to reset the thermostat to register your thermostat switch configurations prior to programming Gently press the RESET button on the front of the thermostat using a paper clip or a small pencil tip 2 2 5 Close battery compartment 6 Restore system power so you can test installation TESTING YOUR NEW THERMOSTAT METNits tle Read BEFORE Testing e Do not short or jumper across terminals on the gas valve or at the heating or cooling system control board to test the thermostat installation This could damage the thermostat and void the warranty e Do not select COOL mode of operation if the outside temperature is below 50 F 10 C This could possibly damage the controlled cooling system amp may cause personal injury e This thermostat includes an automatic compressor protection feature to avoid potential damage to the cooling system from short cycling This thermostat automatically provides a 5 minute delay after turning off the cooling system output to protect the compressor This protection is also present in the heat mode of operation on single stage heat pump systems to protect the compressor 2 TESTING YOUR NEW THERMOSTAT cont NOTE Test your thermostat prior to programming any user settings Pressing the RESET button will erase any user entries for time of day day of week option settings and programming if previously programmed
16. ature will be displayed in the place of the current room temperature and the indicator SET TEMP will be displayed 2 The display will return to normal operating mode Tia when the A or V button is released Continuing to hold the A or V button for 3 seconds or longer qy Lt will allow the user to temporarily override the HEAT SET TEMP current programmed setpoint See Temporary Program Override 5 2 Temporary Program Override 1 Press and hold A or V button for 3 seconds w The entire display will flash once and the SET TEMP DAY 4y indicator will be displayed Release the A or V button _ and press the A or V button again as desired to ay IL adjust the set temperature HEAT SET TEMP ADDITIONAL OPERATION FEATURES cont 5 2 Temporary Program Override cont 2 The display will return to normal operating mode after 15 seconds or you can press the RETURN button 3 The program indicator MORN DAY EVE OR NIGHT will be flashing in the display indicating that a Temporary Program Override is in effect The Temporary Program Override will reset when the next setpoint time occurs or after 4 hours whichever comes first 5 3 Extended Hold Vacation Mode 1 Press the HOLD button to bypass the program schedule The current setpoint temperature will be held either permanently or for 24 hours depending on the setting selection made in section 4 3 2 2 Press the HOLD button again to return the thermostat to normal pr
17. e fan control switch is in the AUTO position This will allow the fan to run only when the heating or cooling system is turned on and running Check thermostat wiring to make sure that the fan control wiring is connected to the correct terminals on the wiring terminal block See nstallation and Wiring Diagrams sections of this manual See Review Set Temperature section 5 1 of this manual to verify the current set point and make any modifications that are necessary Thermostat is in Adaptive Recovery Mode see section 5 6 10 eZ wirine piacrams Typical 2 Wire 24 Volt AC or 250mV 750mV Millivolt Heating Systems Remove lt Factory Installed Jumper 1808808 Re Rh O B Y W G Z Heat Control 24 Volt AC Hot Side Transformer Transformer _2 Thermopile 120 Volt AC 11 My J winine piacrams cont Braeburn Typical 4 Wire Single Transformer Heating and Cooling System Re Rh O B Y W G I D YEAR mo AM MORN CXXII ka 4 MARRANTY ik Canl il lac Factory Installed Jumper lt Cool Control Fan Control Hot Side Eon Store this COOL OFF HEAT PROG HOLD RETURN DAY TIME Transformer wtac booklet for Cir 9 future reference NOTE For heating or cooling only system ignore opposite connection Typical 5 Wire Two Transformer Heating and Cooling System p q Re Rh O B
18. ogram operation 3 The hold period lasts until the hold is released as in step 2 above or is limited to 24 hours if the default was changed in the User Options Settings see section 4 3 2 5 4 Compressor Protection This thermostat includes an automatic compressor protection feature to avoid potential damage to the cooling system from short cycling This thermostat automatically provides a 5 minute delay after turning off the cooling system output to protect the compressor This protection is also present in the heat mode of operation on single stage heat pump systems to protect the compressor NOTE The installer can reset the thermostat and bypass the compressor protection features by pressing the RESET button This will erase all entered programs current time of day day of week and other user settings and should only be used during installation for testing purposes or to reset a thermostat to regain normal operation This will return all Thermostat settings to their default values The user will have to re program all of the erased settings 5 5 Low Battery Detection and Replacement This thermostat requires two 2 properly installed AA alkaline batteries to provide power for the thermostat to properly control the system operation This thermostat is equipped with a low battery detection feature that constantly monitors the batteries during normal operating mode to determine whether they have sufficient power to provide proper
19. ostat installation This could damage the thermostat and void the warranty e Do not select COOL mode of operation if the outside temperature is below 50 F 10 C This could possibly damage the controlled cooling system and may cause personal injury e This thermostat should only be used as described in this manual Any other use is not recommended and will void the warranty z SPECIFICATIONS e Electrical Rating 24 Volt AC 18 30 Volt AC 1 amp maximum load per terminal 2 amp total maximum load all terminals e Control Range 45 90 F 7 32 C e Accuracy 1 F 5 C DC Power 3 0 Volt DC 2 AA Alkaline batteries included e Compatibility Compatible with low voltage single stage gas oil or electric heating or cooling systems including single stage heat pumps This thermostat can also be used on 250mv to 750mv millivolt heating only systems e Terminations Rc Rh 0 B Y W G INSTALLATION 2 1 Replacing Existing Thermostat 1 Always turn off power to the air conditioning or heating system prior to removing existing thermostat 2 Remove the cover of your old thermostat and locate the wire terminals Do not remove wires from terminals yet 3 Using small pieces of masking tape label wires prior to removal from terminals Use the chart below to determine the new terminal designations for your new thermostat Old Terminal from New Terminal for Existing Thermostat New Thermostat Terminal Descrip
20. ou can press the RETURN button to set the extended hold time 4 3 2 Setting the Extended Hold Time see also section 5 3 The default setting is Long indefinite Hold If the HOLD feature is activated the current setpoint will be held until HOLD is released 3 After pressing the RETURN button again the display will show HOLD LG where LG is indefinite hold 4 Press the A or V button to change the Extended Hold time from indefinite LG to 24 hours SH 5 Press the RETURN button again to set the Filter Check Monitor or wait 15 seconds for the thermostat to return to the normal mode 4 PROGRAMMING cont 4 3 3 Setting Filter Check Monitor see also section 5 7 The default setting is 0 days Filter monitor disabled 6 After pressing the RETURN button again the display will show FILT XXX SET where XXX is the Filter Monitor interval 7 Press the Aor V button to change the Filter Monitor interval to the desired value of 0 disabled 30 60 90 120 or 180 days 8 Press the RETURN button again or wait 15 seconds for the thermostat to return to the normal mode 4 4 Setting Your Energy Saving Programs Tips Before Starting e Itis important for you to set the current time of day note the AM PM indicator in the display and the current day of week correctly to avoid problems with program execution This must be done prior to entering any program settings e The heating and cooling programs have both separate
21. rnace to run for a few seconds before initiating the fan Select electric for systems with electric furnace elements that require the fan to come on immediately 5 Using your finger gently flip the switch towards the HG Gas or HE Elec selection which indicates the low voltage heating system the thermostat will control 6 Locate the internal NORM NON HP HP switch on the circuit board This switch configures the thermostat for normal NORM NON HP heating and cooling systems or heat pump HP systems 7 Using your finger gently flip the switch towards the NORM NON HP or HP selection which indicates the low voltage heating system the thermostat will control 8 Locate the internal O reversing valve active in cooling or B reversing valve active in heating on the circuit board 9 Using your finger gently flip the switch toward 0 or B selection 0 Locate the internal F C switch on the circuit board 1 Using your finger gently flip the switch toward the preferred temperature F C scale 2 Attach front body of thermostat to sub base of thermostat being careful to align the terminal pins on the front body with the terminal block on the sub base 3 Open battery compartment door 4 Install two new AA alkaline batteries into battery compartment Make sure to locate the positive ends of the batteries and match them with the positive terminals located in the battery compartment N NOTE If you inst
22. tion Vor Re Rc Cooling Transformer M 4 Rh or R Rh Heating Transformer Bor0O O B Reversing Valve Cooling or Heating Y y Cooling Control H W or 4 Ww Heating Control GorF G Fan Control H None Cap the wire 24 Volt AC Transformer Common 4 After labeling and removing all wires from terminals unscrew the existing thermostat sub base from wall Be sure to secure wires to prevent them from slipping back into the hole in the wall NOTE This thermostat is designed for use with a 24 Volt AC low voltage single stage gas oil or electric heating or cooling systems including single stage heat pumps This thermostat can also be used on 250mv to 750mv millivolt heating only systems Do not use this thermostat on applications with voltages above 30 Volts AC 2 2 Installing Your New Thermostat NOTE If you are installing this thermostat in a new installation be sure to locate the thermostat 4 to 5 feet above the floor in accordance with applicable building codes Be sure to install the thermostat in a location that provides good airflow characteristics and avoid areas behind doors near corners air vents direct sunlight or near any heat generating device Installation in any of these areas could impact thermostat performance 1 Always turn off power to the air conditioning or heating system prior to installing your new thermostat 2 Place system switch on front of thermostat to the OFF position 3 Place fan control
23. tion This limited warranty does not include the cost of removal or re installation This Re Rh OB Y W G warranty gives you specific legal rights and you may also have other rights that vary from state Factory Installed C es to state or province to province Answers to any questions regarding our limited warranty may be Jumper O DD D obtained by writing our corporate offices Warranty Facility Braeburn Systems LLC Attn Warranty Department 2215 Cornell Avenue Montgomery IL 60538 Compressor Control Reversing Valve 24 Volt AC Hot Side Transformer Transformer 120 Br ad eb LIT 1 77 Volt AC Braeburn Systems LLC 2215 Cornell Avenue Montgomery IL 60538 Technical Assistance www braeburnonline com Phone 866 268 5599 1 2 2005 Braeburn Systems LLC Patents Pending All Rights Reserved Pub No 2000NC 100 003
24. yed LO is shown in the thermostat display where the room temperature is normally displayed POTENTIAL SOLUTION Replace batteries immediately to maintain proper system operation See Low Battery Detection and Replacement section 5 5 of this manual This indicates that the system is turned off at the thermostat The thermostat must be in HEAT or COOL modes of operation to control the heating or cooling system Move the system selector switch to the HEAT or COOL position It is possible that the batteries are drained and not providing power for the thermostat to control the system Replace batteries immediately to maintain proper system operation See Low Battery Detection and Replacement section 5 5 of this manual If you replace the batteries and the display does not appear call a professional service technician to verify thermostat and system performance The temperature sensed by the thermostat is higher than the 90 F 32 C upper limit of the thermostat s display range The display will return to normal after the sensed temperature lowers within the 45 to 90 F 7 to 32 C display range Turn on the cooling system or use other methods to lower the temperature accordingly This condition could occur from the system being turned off during an exceptionally warm period or upon installation when the thermostat has been stored for a long period of time in a warm vehicle or location prior to being installed
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