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62

69-1611

Troubleshooting Guide (continued)

IF…

THEN…

Heating unit does not  

come on.

•

Check that the thermostat is set to heat. If it is not, press the

Heat/Cool

 key until the display indicates HEAT.

•

If the temperature setting is higher than current temperature,
and display indicates HEAT, contact your energy utility.

•

Heat pump thermostats have a built-in five minute time delay
for heating. After changing the setting, the thermostat delays

before starting the heating to prevent equipment damage.

Cooling does not come on.

•

Check that the thermostat is set to cool. If it is not, press the

Heat/Cool

 key until the display indicates COOL.

•

Check the fuse or circuit breaker and replace or reset, if
necessary.

•

The thermostat has a built-in five minute time delay for cooling.
After changing the setting, the thermostat delays before

starting the cooling to prevent equipment damage.

Summary of Contents for T7516A

Page 1: ...1 69 1611 Weekday Weekend 7 day Programmable Heat and or Cool Conventional and Heat Pump USER S GUIDE T7516A B C Energy Management System 69 1611 ...

Page 2: ...grammable this thermostat contains a communications module that allows your energy utility to communicate with your thermostat so you can take advantage of Residential Service Variable Price RSVP Rate Residential Service Variable Price RSVP Rate The T7516A B C Energy Management Thermo stat informs you of the energy price in effect at any given time see Fig 1 A special feature of this thermostat al...

Page 3: ...3 69 1611 Fig 1 RSVP Rate indications M12661A AM INDICATOR FOR RSVP CURRENT PRICE ...

Page 4: ...Replacing Thermostat Batteries 8 Indicator Light 10 Programming Overview 10 User Operations 10 Present Setting 10 Overrides 12 Hold 12 Temporary 13 Recovery From Setback 14 Programming Your Thermostat 15 Price Response 17 Entering Schedule Programming 18 Inputting Basic Program 19 Changing Parts of the Program 39 ...

Page 5: ...Response 48 Overview 48 Entering Price Response Programming 50 Controlling Heat Cool System 59 Changing the System Setting 59 Controlling Fan 60 Troubleshooting 61 Personal Programming Charts 66 Customer Assistance 71 Warranty 71 ...

Page 6: ...isplay Other displayed data includes heating and air conditioning Heat Cool status day of the week schedule period water heater and appliance status and the RSVP current price see Fig 2 The thermostat display automati cally sequences several displays see Fig 3 NOTE The colon in the time display blinks except when in the programming mode M15533 Day of Week Ahead Device Program Time Temperature Back...

Page 7: ...ES OF SCREENS THAT PROVIDE THE PHONE NUMBER TO CALL TO CONTACT YOUR ENERGY UTILITY 1 2 1 2 THIS SCREEN IS ALWAYS PART OF THE DISPLAY SEQUENCE ONLY APPEARS WHEN YOUR ENERGY UTILITY SIGNALS IT TO DO SO DURING A LOSS OF COMMUNICATION OR A THERMOSTAT FAULT BATTERY LOW INDICATION ...

Page 8: ...tment The battery compartment under the left side of the front panel contains two AA batteries that keep the clock running during a power interrup tion Replacing Thermostat Batteries IMPORTANT Install batteries to maintain the time in the event of a power loss Although the thermostat has a low battery indicator replace the batteries once every two years to prevent the thermostat from losing the ti...

Page 9: ...s as soon as possible after the indication appears You need two AA alkaline batteries not supplied non alkaline batteries do not last as long and can leak damaging the thermostat or wall surface To replace the batteries 1 Use a coin to carefully remove the battery door see Fig 4 2 Follow the directions on the label revealed by removal of the battery door Fig 4 Battery Door Removal M1719C REMOVING ...

Page 10: ...t or auxiliary heat is off When the light is on the emergency heat or auxiliary heat is on Table 1 Critical RSVP Price Indications Auxiliary or Emergency Heat Indicator Light Critical RSVP Price Off Flashes three times then pauses In effect Flashes once then pauses Scheduled to start within 30 min On1 Flashes twice then remains on In effect Periodically turns off once Scheduled to start within 30 ...

Page 11: ... Monday through Sunday Monday through Friday or Saturday and Sunday The four periods are Morning MORN Day DAY Evening EVE and Night NIGHT User Operations Present Setting Press and release the Present Setting key to return to standard display from any other display The display first switches to show the current settings After a few seconds the thermostat returns to the standard display NOTE If the ...

Page 12: ... until the display shows neither On nor Off underneath Water or Appl or M15505 Hold A hold is a setting used to override the program for an extended period of time A hold main tains a setting until manually changed The hold display indicates all items currently set on hold Press and release the Hold key to get to the hold display Modifying any item being perma nently held with Warmer Cooler Water ...

Page 13: ...ith no temperature displayed no hold exists Temporary A temporary is a setting used to override the program for a brief period of time Temporary settings maintain a setting until either the RSVP Price changes to Critical or the thermo stat enters the next scheduled period The temporary display indicates the items set on temporary M15506 From the standard display press the Warmer or Cooler key to g...

Page 14: ...In spite of period changes a tempo rary Water override by default lasts for one hour With no temperature displayed no temporary exists Press the Hold key twice to get to the temporary display A temporary ends when the RSVP price changes to a rate programmed to switch on the Water or Appliance Recovery From Setback Recovery is the time when the thermostat operates the heating or cooling equipment t...

Page 15: ...ture you want depends on many factors such as the size of your heating cooling equipment and the outdoor temperature NOTE If the thermostat is for a heat pump system the thermostat uses a method of recovery that helps reduce the use of auxiliary heat Programming Your Thermostat IMPORTANT Press and release the Present Setting key to exit programming and return to the standard display NOTES Energy p...

Page 16: ...ou return and go about the normal activities of your evening Set the EVE time earlier than the time you arrive so your home has time to reach the desired tempera ture before you get there NIGHT is the time you usually go to sleep While you are sleeping you can save energy by setting the thermostat to control the temperature higher or lower depending on the season If you choose not to program the t...

Page 17: ... the thermostat what the current RSVP price is for electricity These prices are Low least expensive Medium High and Critical most expensive As the cost of energy increases the thermostat uses your pre programmed choices to reduce usage by temporarily changing the setpoint that is it changes the temperature setting increasing it for cooling decreasing it for heating or turns off the water heater an...

Page 18: ...ith a pool pump during winter freezing weather you will have to operate the pool pump as you have always done to prevent pump and pipe freezing NOTE Before programming the thermostat remove the clear protective plastic display overlay Entering Schedule Programming Refer to your Personal Programming Charts and proceed as follows IMPORTANT The thermostat registers all program ming inputs immediately...

Page 19: ...and release the key to move the setting one step at a time Inputting Basic Program The most efficient way to program the thermo stat is to first input a basic program for the entire week Then you can make changes to specific days to fit your needs IMPORTANT Because this procedure can affect up to seven days of programming be careful when making changes with multiple days selected NOTES If you dele...

Page 20: ... M15403 AM First program the MORN time and temperature if desired for the entire week Press and release until the display shows PGM COOL Press and release until the display shows MON TUE WED THU FRI SAT SUN Press and release until the display shows MORN Device Day of Week Time Period ...

Page 21: ...21 69 1611 Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature M15404 AM Ahead Back M15405 AM Warmer Cooler ...

Page 22: ...sired for the entire week Press and release until the display shows DAY Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature M15406 M15407 AM M15408 AM Time Period Ahead Back Warmer Cooler ...

Page 23: ...sired for the entire week Press and release until the display shows EVE Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature Ahead Back Warmer Cooler Time Period M15409 M15410 PM M15411 PM ...

Page 24: ...sired for the entire week Press and release until the display shows NIGHT Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature Time Period Ahead Back Warmer Cooler M15412 M15413 PM M15414 PM ...

Page 25: ...e week Press and release until the display shows PGM HEAT Press and release until the display shows MON TUE WED THU FRI SAT SUN Press and release until the display shows MORN Step 2 Setting Basic Heating Times and Temperatures Device Day of Week Time Period M15415 M15416 AM M15415 ...

Page 26: ...26 69 1611 Ahead Back Warmer Cooler Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature M15417 AM AM M15418 ...

Page 27: ...sired for the entire week Press and release until the display shows DAY Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature Time Period Ahead Back Warmer Cooler M15419 M15420 AM M15421 AM ...

Page 28: ...sired for the entire week Press and release until the display shows EVE Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature Time Period Ahead Back Warmer Cooler M15422 M15423 PM M15424 PM ...

Page 29: ...ired for the entire week Press and release until the display shows NIGHT Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature Time Period Ahead Back Warmer Cooler M15425 PM M15426 PM M15425 PM ...

Page 30: ...N time and on off setting if desired for the entire week Press and release until the display shows PGM WATER Press and release until the display shows MON TUE WED THU FRI SAT SUN Press and release until the display shows MORN Device Day of Week Time Period M15427 PM M15428 AM M15427 PM ...

Page 31: ...31 69 1611 M15429 AM M15429 AM Ahead Back Press and hold until the display shows the desired time Press and release until the display shows the desired on off setting Water On Off Clr ...

Page 32: ...ired for the entire week Press and release until the display shows DAY Press and hold until the display shows the desired time Press and hold until the display shows the desired on off setting M15430 Time Period M15431 AM Ahead Back Water On Off Clr M15431 AM ...

Page 33: ...ack Program the EVE time and on off setting if desired for the entire week Press and release until the display shows EVE Press and hold until the display shows the desired time Press and hold until the display shows the desired on off setting Water On Off Clr ...

Page 34: ...g if desired for the entire week Press and release until the display shows NIGHT Press and hold until the display shows the desired time Press and hold until the display shows the desired on off setting M15434 PM M15434 PM Ahead Back Time Period Water On Off Clr ...

Page 35: ... Time Period M15443 PM M15443 PM First program the MORN time and on off setting if desired for the entire week Press and release until the display shows PGM APPL Press and release until the display shows MON TUE WED THU FRI SAT SUN Press and release until the display shows MORN M15436 AM ...

Page 36: ...36 69 1611 M15437 AM M15437 AM Press and hold until the display shows the desired time Press and hold until the display shows the desired on off setting Ahead Back Appl On Off Clr ...

Page 37: ...iod Appl On Off Clr Program the DAY time and on off setting if desired for the entire week Press and release until the display shows DAY Press and hold until the display shows the desired time Press and hold until the display shows the desired on off setting ...

Page 38: ... the EVE time and on off setting if desired for the entire week Press and release until the display shows EVE Press and hold until the display shows the desired time Press and hold until the display shows the desired on off setting M15440 M15441 PM M15441 PM ...

Page 39: ... and hold until the display shows the desired time Press and hold until the display shows the desired on off setting Changing Parts of the Program After you input the basic program for the entire week make changes to specific days to tailor the program to fit your needs IMPORTANT Because this procedure can affect up to seven days of programming be careful when making changes with multiple days sel...

Page 40: ...ay Morning Cooling program Device Day of Week Time Period M15414 PM M15445 PM First select COOL and the desired day and period for the change Press and release until the display shows PGM COOL Press and release until the display shows the desired day s Press and release until the display shows the desired period M15444 AM ...

Page 41: ...ler Clear Adjust the time that the period begins Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature OR Delete the programming from the period for the days shown on the display Press and release ...

Page 42: ...urday Day Heating program First select HEAT and the desired day and period for the change Press and release until the display shows PGM HEAT Press and release until the display shows the desired day s Press and release until the display shows the desired period M15426 PM M15449 AM M15450 AM Device Day of Week Time Period ...

Page 43: ...M15453 Adjust the time that the period begins Press and hold until the display shows the desired time Press and hold until the display shows the desired temperature OR Delete the programming from the period for the days shown on the display Press and release ...

Page 44: ...day Evening Water program M15431 AM M15454 AM First select WATER and the desired day and period for the change Press and release until the display shows PGM WATER Press and release until the display shows the desired day s Press and release until the display shows the desired period M15455 PM Device Day of Week Time Period ...

Page 45: ... that the period begins Press and hold until the display shows the desired time Press and release until the display shows the desired on off setting OR Delete the programming from the period for the days shown on the display Press and release The WATER indication shows neither on nor off ...

Page 46: ...turday Day Appliance program M15436 AM M15459 AM M15460 AM First select APPL and the desired day and period for the change Press and release until the display shows PGM APPL Press and release until the display shows the desired day s Press and release until the display shows the desired period Device Day of Week Time Period ...

Page 47: ...me that the period begins Press and hold until the display shows the desired time Press and release until the display shows the desired on off setting OR Delete the programming from the period for the days shown on the display Press and release APPL indication shows neither on nor off ...

Page 48: ...SVP prices Your energy utility tells the thermostat what the current RSVP price is for electricity These prices are Low least expensive Medium High and Critical most expensive As the cost of energy increases the thermostat reduces usage by temporarily changing the setpoint that is it changes the temperature setting increasing it for cooling decreasing it for heating or turns off the water heater a...

Page 49: ... always negative less heat to save energy Cool offsets are always positive less cooling to save energy Hot Water and Appliance settings are simply on or off The offset entered is the number of degrees you are willing to allow the heating or cooling temperature to change from what you pro grammed for normal operation to save money at each price Think of the Price Response programming as what you ar...

Page 50: ...g high rate your heat offset for rate H high is 2 72 2 70 If you do not enter an offset the offset remains as shown in Table 2 If you program an incorrect offset press and release the Clear key This changes the offset on the display to zero The Clear key works for all programmable rates Entering Price Response Programming Price Response programming is very similar to the other programming One prim...

Page 51: ...e Price Response M15485 AM First program the Medium offset Press and release until the display shows PGM COOL Press and release the key to show OF indicating temperature offset Press and release until the display shows the desired positive temperature offset M15487 M15487 ...

Page 52: ...il the display shows the desired Water on off setting for the Medium offset Press and release until the display shows the desired Appliance on off setting for the Medium offset Next program the High offset Press and release the key to show OF indicating temperature offset Price Response ...

Page 53: ...lr Press and release until the display shows the desired positive temperature offset Press and release until the display shows the desired Water on off setting for the High offset Press and release until the display shows the desired Appliance on off setting for the High offset ...

Page 54: ...ase the key to show OF indicating temperature offset Press and release until the display shows the desired positive temperature offset Press and release until the display shows the desired Water on off setting for the Critical offset Press and release until the display shows the desired Appliance on off setting for the Critical offset M15493 ...

Page 55: ... Warmer Cooler Device Price Response First program the Medium offset Press and release until the display shows PGM HEAT Press and release until the display shows OF indicating temperature offset Press and release until the display shows the desired negative temperature offset ...

Page 56: ...se until the display shows the desired Appliance on off setting for the Medium offset Next program the High offset Press and release the key to show OF indicating temperature offset Press and release until the display shows the desired negative temperature offset Warmer Cooler Water On Off Clr Appl On Off Clr Price Response M15498 M15499 ...

Page 57: ...red Water on off setting for the High offset Press and release until the display shows the desired Appliance on off setting for the High offset Then program the Critical offset Press and release the key to show OF indicating temperature offset Press and release until the display shows the desired negative temperature offset M15502 M15503 ...

Page 58: ...he Critical offset Press and release until the display shows the desired Appliance on off setting for the Critical offset After you have finished programming offset values return to standard display Press and release to return to the standard display M15484 Present Setting Water On Off Clr Appl On Off Clr ...

Page 59: ...s and release until the display shows the desired system status HEAT The thermostat controls your heating system according to the schedule you programmed Heat pump models display AUX and the indicator light flashes denoting auxilliary heat element operation see Table 1 EM HEAT The emergency heater element of the heat pump is enabled COOL The thermostat controls your cooling system according to the...

Page 60: ...t setting With FAN displayed the fan is on continuously Use this setting for improved air circulation or during special occasions of short duration With nothing displayed the fan is in AUTO mode it comes on with the heating or cooling equip ment as needed AUTO is the typical setting If you have a two speed fan it usually runs on high with cooling and on low with heating ...

Page 61: ... if necessary Temperature display does not go lower than 45 F or higher than 88 F during programming You have reached the thermostat setting limit The setting range is 45 F to 88 F Temperature change occurs at the wrong time Check programming for the period in question Be sure the time including AM PM indication is correct Reprogram if necessary Keep in mind that it takes time for the system to re...

Page 62: ...s have a built in five minute time delay for heating After changing the setting the thermostat delays before starting the heating to prevent equipment damage Cooling does not come on Check that the thermostat is set to cool If it is not press the Heat Cool key until the display indicates COOL Check the fuse or circuit breaker and replace or reset if necessary The thermostat has a built in five min...

Page 63: ...e on after ten minutes and the display shows COOL contact your energy utility The house is too warm or too cool Press the Present Setting key to check the temperature setting If desired change the temperature setting see Holds section The RSVP Rate may be adjusting the setting beyond what you desire Check your offset temperatures you may need to change them to provide a more comfortable temperatur...

Page 64: ...re is showing on thermostat display The thermostat is factory calibrated and cannot be adjusted Thermostat is flashing CALL followed by a phone number Your thermostat has lost communication with your energy utility Call the number displayed on the thermostat Hot water and appliance devices are not functioning per schedule Verify programming for loads and Time of Use rate Communications are not pro...

Page 65: ...ry contact your energy utility Clock occasionally changes more than one minute at a time Your energy utility periodically resets the clock to the correct time This can change the time more than one minute see Replacing the Batteries section Thermostat displays bUSY If condition persists for more than one minute the thermostat cannot establish the communication link contact your energy utility ...

Page 66: ...66 69 1611 Personal Programming Charts Table 3 Cooling Schedule For Summer Use Morning Day Evening Night Cool Time Setting Time Setting Time Setting Time Setting Mon Tue Wed Thur Fri Sat Sun ...

Page 67: ...67 69 1611 Table 4 Heating Schedule For Winter Use Morning Day Evening Night Heat Time Setting Time Setting Time Setting Time Setting Mon Tue Wed Thur Fri Sat Sun ...

Page 68: ...dule For Hot Water Control Morning Day Evening Night Water Time On Off Time On Off Time On Off Time On Off Mon Tue Wed Thur Fri Sat Sun NOTE The On setting refers to enabling the operating mode you cannot program a water heater on ...

Page 69: ...69 69 1611 Table 6 Appliance Schedule For One Appliance Control Morning Day Evening Night Appl Time On Off Time On Off Time On Off Time On Off Mon Tue Wed Thur Fri Sat Sun ...

Page 70: ...or RSVP Rate Offsets for Cooling setpoint increase Offsets for Heating setpoint decrease Price L Price M Price H Price C Price L Price M Price H Price C N A N A On Off setting for Water On Off setting for Appliance Price L Price M Price H Price C Price L Price M Price H Price C N A N A ...

Page 71: ...r Honeywell s sole responsibility shall be to repair or replace the product within the terms stated above HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING DIRECTLY OR INDIRECTLY FROM ANY BREACH OF ANY WARRANTY EXPRESS OR IMPLIED OR ANY OTHER FAILURE OF THIS PRODUCT Some states do not allow the exclusion or limitation of in...

Page 72: ... 02 G H Honeywell Limited Honeywell Limitée 35 Dynamic Drive Scarborough Ontario M1V 4Z9 Automation and Control Solutions Honeywell 1985 Douglas Drive North Golden Valley MN 55422 Printed in U S A on recycled paper containing at least 10 post consumer paper fibers www honeywell com yourhome ...

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