Bryant T1--PHP User's Manual
Contents
1. 1 7 C above room temperature Press UP and FAN buttons simultaneously to defeat timers Heating system should begin to operate immediately 3 For HP thermostats only press H C button until EMHT emergency heat appears Press UP and FAN buttons simultaneously to defeat timers Emergency heating W is ON Y is OFF should begin immediately Cooling Operation 1 Press H C button until COOL is displayed 2 Press DOWN button until LCD readout reads 3 1 7 C below room temperature Press UP and FAN buttons simultaneously to defeat timers Cooling system should begin to operate immediately Table 1 shows the thermostat outputs for each available stage of heating or cooling It may be useful in checkout or troubleshooting ou I a I H iea lt oO I m Table 1 Outputs EQUIPMENT THERMOSTAT CONFIGURATION FACTORY Me i ES EM HEAT OPTION 1 CONFIGURATION AC PC AC HP Y G W me HP PH RVS C HP Y G O B Y G Y G W W HP PH RVS H HP Y G Y G O B Y G W O B W WIRING DIAGRAMS a Thermostat Furnace Air Conditioner Thermostat Fan Coil Heat Pump I a ae rieda o l o a ee Lo i n aa w H a im O oa ee i a I A NETTS 2 Let Cer H Common Le Common i LOGOM Jy Le A06566 A06567 Fig 1 A C Thermostat Typical Installation Fig 2 HP Thermostat Typical Installation 2008 Bryant Heating amp Cooling Systems 7310 W Morris2. Failure to follow this warning could result in personal injury or death Before installing thermostat turn off all power to unit There may be more than 1 disconnect Lock out and tag switch with a suitable warning label 1 Turn OFF all power to unit 2 If an existing thermostat is being replaced a Remove existing thermostat from wall b Disconnect wires from existing thermostat one at a time Be careful not to allow wires to fall back into wall c As each wire is disconnected record wire color and terminal marking d Discard or recycle old thermostat 4A CAUTION ENVIRONMENTAL HAZARD Failure to follow this caution may result in environmental damage Mercury is a hazardous waste Federal regulations require that Mercury be disposed of properly 3 Separate front and back plastic assembly of thermostat 4 Route thermostat wires through hole in mounting base Level mounting base against wall for aesthetic value only thermostat need not be level for proper operation and mark wall through 2 mounting holes 5 Drill two 3 16 in mounting holes in wall where marked 6 Secure back plate to wall with 2 anchors and screws provided making sure all wires extend through hole in plastic 7 Connect wires to proper terminal location on backplate 8 Push any excess wire back into wall Seal hole in wall to prevent air leaks Leaks can affect thermostat operation Any excess wire left inside thermostat casin
3. which could result in personal injury or death CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property damage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation INTRODUCTION There are two Legacy Line RNC Series programmable thermostat models one for AC applications and one for HP applications Both are dual powered operating from either 24VAC or two alkaline AA batteries Configuration and program schedules are stored in non volatile memory preserving this information during power loss and battery removal Features include simplified 5 2 programming large backlit display and modern styling The AC model provides one stage of heating and one stage of cooling The HP model provides two stages of heating and one stage of cooling INSTALLATION CONSIDERATIONS AC Operation For 24VAC operation both the R and C wires must be connected to the 24VAC power source Batteries are not needed Battery Operation When batteries are used the common C connection is not needed saving a wire and eliminating 24VAC operation The thermostat continues to operate in the event of a power failure Battery life is expected to be one year A low battery reminder tells the homeowner when it is time to replace the batteries When connected without the common wire the thermostat will not operate without batteries Continuous back li
4. E MAY NOT APPLY TO YOU THE EXPRESSED WARRANTIES MADE IN THIS WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED ENLARGED OR CHANGED BY ANY DISTRIBUTOR DEALER OR OTHER PERSON WHATSOEVER COMPANY WILL NOT BE RESPONSIBLE FOR 1 Normal maintenance as outlined in the installation and servicing instructions or Owner s Manual including filter cleaning and or replacement and lubrication 2 Damage or repairs required as a consequence of faulty installation misapplication abuse improper servicing unauthorized alteration or improper operation 3 Failure to start due to voltage conditions blown fuses open circuit breakers or damages due to the inadequacy or interruption of electrical service 4 Damage as a result of floods winds fires lightning accidents corrosive environments or other conditions beyond the control of Company 5 Parts not supplied or designated by Company or damages resulting from their use 6 Company products installed outside the continental U S A Alaska Hawaii and Canada 7 Electricity or fuel costs or increases in electricity or fuel costs from any reason whatsoever including additional or unusual use of supplemental electric heat 8 ANY SPECIAL INDIRECT OR CONSEQUENTIAL PROPERTY OR COMMERCIAL DAMAGE OF ANY NATURE WHATSOEVER Some states do not allow the exclusion of incidental or consequential damages so the above limitation may not apply to you This Warranty gives you specific legal rights
5. ON Furnaces and fan coils which manage their own blowers do not require a separate G signal Some auxiliary heaters require a separate G signal to operate the blower when W is applied This option allows a HP thermostat to control an AC system Option 10 Reversing valve Selections C reversing valve energized in cooling This is default H reversing valve energized in heating Only appears in HP systems Option 13 Room Air Temperature Offset Selections 5 F 3 C Default is 0 The number of degrees to be added to the displayed temperature to calibrate or deliberately miscalibrate the measured room temperature This option is in F even if Option 3 is set for C Step 4 Understand Thermostat Operation Temperature Display Thermostat will display room temperature until UP or DOWN button is pressed The words SET TEMP appear when these buttons are pressed and the current setpoint is displayed If no buttons are pressed for 5 sec the display will change back to show room temperature Backlighting Continuous backlighting is not available The backlight will come on for 10 seconds after any button press Without AC power and when the battery is low the backlight will remain off with button presses Battery Indicator A battery indication icon on the display shows nothing half or low no battery condition If the battery is full or operation is from AC power no icon appears Under battery operation if the bat
6. OWN keys To cause the opposite pair to flash to be adjustable press the H C key Successive presses of the H C key alternate between the configuration number left and the configuration setting right To exit the configuration mode press the HOLD END key If no key is pressed for 3 minutes the configuration mode will automatically exit returning the thermostat to normal operation Configuration Options Selection Option 01 Equipment type Selections with HP thermostat HP AC PH or PC with AC thermostat AC or PC Meanings PH or PC selects PTAC units Packaged Terminial Air Conditioners which are used in motel rooms and other rented spaces When this option is selected the display shows only the setpoint not the room temperature Also the compressor timeguard is disabled allowing the compressor to turn on immediately when a demand is established HP or PH controls 1 speed heat pump with 1 stage of aux heat AC or PC controls 1 speed air conditioner with one stage of heat Note that this option allows a HP thermostat to be converted to control an AC system Option 03 Fahrenheit Centigrade Selections F Fahrenheit This is default C Centigrade Selects temperature display units Option 04 Fan G ON with W output Selections OF G not energized with W This is default ON G energized with W This selection determines whether the fan G is to be ON or OFF when the W furnace or strip heat is
7. St Indianapolis IN 46231 Printed in U S A Edition Date 02 08 Catalog No lIT1 PAC 04 Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Replaces IIT1 PAC 03 T1 PAC T1 PHP LEGACY LINE RNC PROGRAMMABLE THERMOSTATS Homeowner s Guide A07109 Legacy Line RNC Series Programmable Thermostat SETTING TIME AND DAY At Power Up When power is first applied AC or HP will appear for 5 seconds to tell you it is an air conditioner AC or a heat pump HP model After this the time display will flash to tell you the power has been off Setting The Current Time 1 Press the TIME TEMP button SET TIME flashes on the display 2 Press the UP or DOWN button until the correct time is displayed 3 To quickly advance to the proper time press and hold the UP or DOWN button 4 When the correct time appears on the display press the HOLD END button NOTE If you choose not to press the HOLD END button the thermostat will automatically exit the time setting mode after 10 seconds Setting The Current Day 1 Press the DAY button to advance to the correct day 2 When the correct day appears on the display press the HOLD END button MANUAL OPERATION To Operate Manually Without the Programmed Comfort Schedule Press the HOLD END button to make the HOLD icon appear Then follow the four steps below 1 To Sele
8. T1 PAC T1 PHP LEGACY LINE RNC PROGRAMMABLE THERMOSTATS Installation Instructions A07109 Legacy Line RNC Series Programmable Thermostat NOTE Read the entire instruction manual before starting the installation TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS 0 000 c eae 1 INTRODUCTION 3 vcs cieidvadieanitetiws phe creas 1 INSTALLATION CONSIDERATIONS 45 1 INSTALLATION o4 cie is need ca eae ghee ae go heise aes 1 Step 1 Thermostat Location 0 00000 1 Step 2 Install Thermostat 000 00000 2 Step 3 Set Thermostat Configuration 2 Step 4 Understand Thermostat Operation 2 Step 5 Check Thermostat Operation 3 WIRING DIAGRAMS 2 eee 4 SAFETY CONSIDERATIONS Read and follow manufacturer instructions carefully Follow all local electrical codes during installation All wiring must conform to local and national electrical codes Improper wiring or installation may damage thermostat Recognize safety information This is the safety alert symbol A When you see this symbol on the equipment and in the instruction manual be alert to the potential for personal injury Understand the signal words DANGER WARNING and CAUTION These words are used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies a hazard
9. aces you at morning of the current day and period Successive presses move you between the four daily periods While Programming The TIME TEMP button moves between three selections of SET TIME SET TEMP amp HEAT and SET TEMP amp COOL These three numbers are to be programmed for each of the periods MORNING DAY EVE and NIGHT The DAY button moves between the weekdays MoTuWeThFr and the weekend SaSu selections A different schedule may be set for the weekdays and the weekend You may exit programming at any time by pressing the HOLD END button Programming A Weekly Comfort Schedule 1 Press the PROGRAM button The word PROGRAMMING appears on the display and the words SET TIME flash on the display MoTuWeThFr or SaSu and the morning period icons will appear on the display The current mode HEAT or COOL will also show Use the DAY button to select weekdays and the PROGRAM button to select MORNING ou p a I r H a ou I r e 2 Press the UP or DOWN button to set the start time for MORNING 1 value in Table 1 3 Press the TIME TEMP button until COOL is on and SET TEMP flashes on the display 4 Press the UP or DOWN button to select the cooling temperature setpoint 2 value in Table 1 5 Press the TIME TEMP button until HEAT is on and SET TEMP flashes on the display 6 Press the UP or DOWN buttons to select the heating temperature setpoint 3 value in Table 1 7 Press the PROGRAM button
10. and you may also have other rights which vary from state to state Catalog No 13TS TA61 39004DP272 1 03 ai lt oO I e ians lt oO I ou p a I r e a ou I r 2008 Bryant Heating amp Cooling Systems 7310 W Morris St Indianapolis IN 46231 Printed in U S A Edition Date 02 08 Catalog No IIT1 PAC 04 Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Replaces IIT1 PAC 03
11. ct the Mode Use the H C button to move between the choices OFF HEAT COOL or EMHT will appear on the display EMHT will only appear on heat pump models 2 To Select the Fan Operation Use the FAN button to move between continuous fan indicated by the FAN ON icon and auto fan operation 3 To Read the Room Temperature The large display reads room temperature until a button is pressed 4 To Adjust the Setpoint In normal operation the large display shows room temperature At the first press of the UP or DOWN button the large display shows the current setpoint and the SET TEMP icon is turned on Further presses of the UP or DOWN button adjust the setpoint upward or downward Five seconds after the last button press the display returns to the room temperature and the SET TEMP icon turns off PROGRAMMED OPERATION Introduction The Legacy Line RNC Series Programmable Thermostat provides four periods per day MORNING DAY EVE NIGHT and two schedules per week MoTuWeThFr and SaSu A separate time heat setpoint and cool setpoint can be set for each period and schedule Before starting to actually program the thermostat fill out Table 1 with the values you wish to program The Energy Star US Department of Energy recommended time and temperature values are already programmed for you as a starting point and are shown on the left side of the table The first press of the PROGRAM button brings up the programming mode and pl
12. e thermostat is a heat pump model it has 2 stage heat capability In normal operation there is a 15 minute delay between the first and second stages of heat The Y output will energize first then 15 minutes later W is allowed to come on if the thermostat determines it is not satisfying the demand However if the heating demand is greater than 5 F 2 8 C there will be only a 30 second delay before bringing on W Auxiliary Heat Indicator When operating a heat pump and either auxiliary heat or emergency heat is active a front mounted LCD indicates this condition OFF SETTEMP MORNING DAY EVE NIGHT AUTO Ci d x 1B Mo Tu We Th Fr Sa Su HEAT lt cook Ae TE 4 P EMHT TIME wre FANON HOLD AUXHEAT Semel A07821 Error Messages If the room temperature sensor fails two dashes will appear in the temperature display and all heating and cooling outputs will be turned off The thermostat must be replaced If the internal non volatile memory fails E4 will alternately flash with the temperature on the display and all heating and cooling outputs will be turned off The thermostat must be replaced Step 5 Check Thermostat Operation Fan Operation 1 Press FAN button This will start continuous fan operation FAN ON icon will turn on 2 Press FAN button again This will stop continuous fan operation FAN ON icon will turn off Heating Operation 1 Press H C button until HEAT is displayed 2 Press UP button until LCD readout reads 3 F
13. g may also affect thermostat operation by interfering with airflow across the temperature sensor 9 Snap thermostat together making sure assembly is secure 10 Turn ON power to unit On power up depending on the thermostat model being used the LCD readout will display either AC for air conditioner model 1 stage heat 1 stage cool or HP for heat pump model 2 stage heat 1 stage cool Step 3 Set Thermostat Configuration Configuration options enable the installer to configure the thermostat for a particular installation These are not presented to the homeowner and therefore must be properly set by the installer Following is a list of the options available an explanation of their function and their factory default settings Not all numbers are used in the Legacy Line RNC Series because not all options are available in this series Configuration Options Summary Option 01 Equipment type Option 03 Fahrenheit Centigrade Option 04 Fan G on with W output Option 10 Reversing valve Option 13 Room air temperature offset To Enter The Configuration Mode Press and hold the FAN key for about 10 seconds until the display changes so that only two pairs of digits are showing The configuration number now 01 will appear in the setpoint temperature location and the configuration setting will appear in the clock location The configuration number left pair will be flashing which means it can be adjusted using the UP and D
14. ghting is not available Both Battery and AC Operation If both batteries and 24VAC operation are used batteries installed and the common wire connected and indefinite clock operation are provided the battery will be used only during AC power loss extending battery life to nearly its shelf life A jumper has to be properly set for backlight operation J2 should be set in the AC position when the thermostat is operated from 24VAC J2 should be set in the BAT position when the thermostat is operated from batteries The thermostat will continue to operate if J2 is not in the correct position or not connected However the backlight will not operate INSTALLATION Step 1 Thermostat Location Thermostat should be mounted e Approximately 5 ft 1 5m from floor e Close to or in a frequently used room preferably on an inside partitioning wall e On a section of wall without pipes or duct work ou p a I r a a I r e Thermostat should NOT be mounted e Close to a window on an outside wall or next to a door leading to the outside Exposed to direct light and heat from the sun a lamp fireplace or other heat radiating object which may cause a false reading e Close to or in direct airflow from supply registers and return air grilles e In areas with poor air circulation such as behind a door or in an alcove Step 2 Install Thermostat A WARNING ELECTRICAL OPERATION HAZARD
15. le Method 2 Temporary Override At the first press of the UP or DOWN button the current temperature setting will appear on the display Pressing the UP or DOWN button again will temporarily change the setpoint as needed At the next programmed time the programmed comfort schedule will resume CHANGING BATTERIES In some situations two AA batteries are the power source for the thermostat If batteries are used with your equipment then they should last about one year As the batteries lose their power a battery icon appears on the display As the batteries get weaker the icon goes down to one black bar and then none As the icon becomes empty you will begin to lose thermostat functions because the batteries are losing their power When the batteries are completely dead you won t be able to use the thermostat When using batteries for power we recommend you replace them with two AA alkaline batteries They are in a compartment under the lid on top of the thermostat You do not have to remove the thermostat from the wall to replace the batteries Simply open the lid lift out the batteries and replace them like you would any other battery operated device TROUBLESHOOTING What if AUX HEAT appears on the display Heat pump model only If auxiliary heat is on you will see AUX HEAT indicator in the display When it is on this means the system has determined that it s too cold outside for your heat pump to heat the house witho
16. me of Owner Address of Installation THERMOSTAT LIMITED WARRANTY FIVE YEAR LIMITED WARRANTY Bryant Heating and Cooling Systems hereinafter referred to as Company warrants this product to be free from defects in material and workmanship If a defect is found within five years from date of original installation of product whether or not actual use begins on that date Company will provide a new or remanufactured part at Company s sole option to replace any defective part without charge for the part itself This warranty does not include labor or other costs incurred for diagnosing repairing removing installing shipping servicing or handling of either defective parts or replacement parts WARRANTY CONDITIONS 1 Warranties apply only to products in their original installation location 2 Installation use care and maintenance must be normal and in accordance with instructions contained in the Owner s Manual and Company s service information 3 Defective parts must be returned to the distributor through a registered servicing dealer for credit 4 All work shall be performed during normal working hours LIMITATIONS OF WARRANTIES ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY LIMITED IN DURATION TO THE PERIOD FOR WHICH THE LIMITED WARRANTY IS GIVEN AND APPLIES SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOV
17. tery is half full a half full battery icon appears As the battery depletes below half the icon remains at half but the 10 second backlight disappears When the battery is absent or depleted the display goes blank except for an empty battery icon and all outputs are turned off Timeguard Timer A 5 minute timeguard is built into the thermostat immediately upon power up and any time the compressor turns off The compressor will not turn on until the timeguard has expired The timeguard affects only compressor operation Pressing UP and FAN buttons simultaneously will override the timeguard for 1 cycle If PTAC operation PH or PC is selected under Option 1 the timeguard timer is eliminated Cycle Timer In normal heating and cooling operation the thermostat will not allow more than 4 equipment cycles per hour or 1 cycle every 15 minutes Both the Y and W outputs have a 15 minute timer that starts counting down when the output is turned on e g if Y output is turned on for 9 minutes and then satisfies it cannot turn back on for another 6 minutes regardless of demand However pressing UP and FAN buttons simultaneously or changing the setpoint will override the timer for 1 cycle Minimum on Timer Once the equipment has turned on it will remain on for a minimum of 3 minutes regardless of demand However the equipment can turn off in less than 3 minutes if a change in setpoint or a change in mode occurs Staging Timer If th
18. to advance to the next time period Enter time and temperature settings 4 through 12 in Table 1 for the periods DAY EVE and NIGHT by following items 2 6 above 8 Press the DAY button to change between weekday and weekend programming To set the weekend schedule repeat items 2 through 7 entering values in 13 through 24 in Table 1 9 Press END HOLD to exit the programming mode Modifying Your Weekly Comfort Schedule If you choose to change any of your weekly schedule press PROGRAM at any time You will enter the programming schedule at the present day present mode but always in the morning period You are ready to set the new starting time for the morning period One press of the TIME TEMP button and you are ready to set the new morning temperature To set values for other periods use the PROGRAM button To set values for other days use the DAY button Press HOLD END and you are finished Overriding Your Comfort Schedule There are two ways to override your comfort schedule Method 1 Manual Operation By pressing the HOLD END button to turn on the HOLD icon the thermostat will maintain the current temperature settings and ignore the comfort schedule for an indefinite period of time The word HOLD will appear in the display Press the HOLD END button a second time and the thermostat will return the temperature settings to the programmed comfort schedule Pressing HOLD END will not alter your programmed comfort schedu
19. ut help so it s getting help from the electric heaters This happens automatically NOTE This indicator does not mean there is a problem with your system What if E Heat appears on the display If the heat pump is not working properly you can manually turn on the emergency heat for extra help in heating You ll know there s a problem if the house can t seem to get warm when it s cold outside You want to avoid using emergency heat though because it s the most expensive option And of course if you suspect a problem with your heat pump call your heating and cooling dealer immediately Table 1 Programming Table ENERGY STAR FACTORY DEFAULT VALUES NEW COMFORT SCHEDULE PERIOD TIME COOL ee Te COOL HEAT MORNING PY oe 13 14 15 DAY ra ae 16 17 18 EVE a ae 19 20 21 NIGHT Ee S c 22 23 24 BRYANT HEATING amp COOLING SYSTEMS FOR SERVICE OR REPAIR FOLLOW THESE STEPS IN ORDER FIRST Contact the installer You may find their name on the furnace or in your Homeowner s Packet If the installer s name is not known call your builder or home retailer if yours is a new residence SECOND Contact the nearest distributor See telephone yellow pages THIRD Contact Bryant Heating and Cooling Systems Consumer Relations P O Box 4808 Syracuse New York 13221 Phone 1 800 428 4326 Model No Unit Serial No Date of Installation Installed by Na
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