Bryant PREFERREDT A07044 Installation Instructions & Replacement Parts List Download Page 63

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Typical

Single-Stage

Equipment Control Module

Fan Coil

Heat Pump

RVS Cooling

O/B W2

Heat Stage 2

W/W1

Heat Stage 3

Y1 / W2

Heat/Cool Stage 1

Y/Y2

Fan

24VAC Hot Heating

24VAC Hot Cooling

Dry Contact 1

Dry Contact 2

24VAC Common

Humidify

HUM

Outdoor Air Temp

OAT

Remote Room Sensor

RRS

OAT/RRS Com

SRTN

Outdoor Sensor *

Humidifier Solenoid

Valve *

Remote Room

Sensor *

A08124

Fig. 19 -- Typical Fan Coil with Heat Pump

* Indicates connection may not be required/available.

Summary of Contents for PREFERREDT A07044

Page 1: ...allation Instructions T6 PRH A T6 NRH A PREFERREDt SERIES THERMIDISTAT A07045 A07044 Programmable Control Non Programmable Control NOTE Read the entire instruction manual before starting the installat...

Page 2: ...istat Control Recognize safety information This is the safety alert symbol When you see this symbol on the equipment and in the instruction manual be alert to the potential for personal injury Underst...

Page 3: ...parate setpoints for heating and cooling in addition to humidification and dehumidification In the Preferred Series Thermidistat Control s programmable configuration different heating and cooling setp...

Page 4: ...e outdoor unit to the Rc terminal Then break jumper on the circuit board The W and HUM signals are taken from the Rh power and the G signal is taken from the Rc power If Thermidistat Control has been...

Page 5: ...rid Heatt installations allowing it to be used in place of all Bryant thermostats Programmable Thermidistat Controls may be configured as non programmable if user desires Humidify Equipment and Connec...

Page 6: ...available The dry contact must be configured for dehumidification in setup Option 19 See Wiring Diagrams for more information Outdoor Temperature Sensor Outdoor air temperature sensor is included in t...

Page 7: ...be split into two pieces and mounted in separate locations As a single piece unit all required wiring must be brought to the Equipment Control Module for connection to the terminal strip In two piece...

Page 8: ...ollowing components See Fig 2 for T6 PRH or Fig 3 for T6 NRH A07752 Fig 2 T6 PRH A Carton Contents 1 Display Module 2 Stand off for Equipment Control Module 3 Outside Air Temperature Sensor screws and...

Page 9: ...Module Thermidistat Control Location Thermidistat Control should be mounted S Approximately 5 ft 1 5m from floor S Close to or in a frequently used room preferably on an inside parti tioning wall S O...

Page 10: ...ontrol will be installed as single piece or two piece In single piece configuration as many as 14 wires may need to run to wall mounting location for connection to the control In two piece configurati...

Page 11: ...with installation or turning on power CAUTION 1 Turn off all power to equipment 2 If an existing Thermidistat Control or thermostat is being replaced a Remove existing control from wall b Disconnect...

Page 12: ...e Installation The following steps should be followed for the installation of the two piece configuration NOTE The 2 wire pigtail is not intended to support the weight of the User Interface Do not han...

Page 13: ...13 A07225 Fig 4 Press Tabs to Remove Backplate A07226 Fig 5 Take Apart...

Page 14: ...d Thermidistat Control may be mounted to a standard junction box if desired Hole pat tern on Thermidistat Control mounting base matches junction box mount ing holes 4 Secure rear plastic mounting base...

Page 15: ...hten the screws Correct polarity must be observed when connecting the two wires from the Equipment Control Module to the Thermidistat Control mounting base If wires are con nected incorrectly the Disp...

Page 16: ...16 A07166 Fig 8 Secure Wires to Terminal Strip A07167 Fig 9 Connect Pigtail Wires to Display Module...

Page 17: ...air leaks Leaks can affect operation and cause incorrect temperature and or humidity measurement 8 Make sure to attach 2 wire pigtail to Display Module mounting base It is packed loose in the box from...

Page 18: ...MPORTANT NOTE Equipment Control Module should not be mounted to duct work or below any other controls or equipment i e humidistat humidifier etc A07217 Fig 11 Equipment Control Module on Equipment 11...

Page 19: ...o proper terminals of each connector block being careful not to over tighten the screws Correct polarity must be observed when connecting the two wires from the Equipment Control Module to the Thermid...

Page 20: ...2 digit code appears on large display which identifies Thermidistat Control configuration Refer to Option 33 a AC 1 stage air conditioner b HP 1 stage heat pump c A2 2 stage air conditioner d H2 2 st...

Page 21: ...mark wall through 2 mounting holes 2 Drill two 3 16 in mounting holes in wall where marked Thermidistat Control may be mounted to a standard junction box if desired Hole pat tern on Equipment Control...

Page 22: ...vent air leaks Leaks can affect operation and cause incorrect temperature and or humidity measurement 7 Attach 2 wire pigtail to Equipment Control Module terminal block ter minals V and Vg Attach 2 wi...

Page 23: ...it code appears on large display which identifies Thermidistat Control configuration Refer to Option 33 a AC 1 stage air conditioner b HP 1 stage heat pump c A2 2 stage air conditioner d H2 2 stage he...

Page 24: ...Description of each selection and how to use the configuration mode follows CONFIGURATION OPTIONS SUMMARY Option 01 Equipment Type Option 02 Clean Filter Timer Adjustment Option 03 Fahrenheit Centigra...

Page 25: ...klight Configuration Option 19 Dry Contact Option 20 Outdoor Air Temperature Offset Adjustment Option 21 Keypad Lockout Option 22 High Cool Latch Temperature Option 23 High Heat Latch Temperature Opti...

Page 26: ...iguration mode immediately WHILE IN CONFIGURATION MODE The option number is displayed in the heat setpoint location and the configuration setting is displayed in the cool setpoint location On the T6 P...

Page 27: ...stem Furnace or fan coil only no outdoor unit C operates a cool only system Outdoor AC unit with an indoor fan coil with no strip heaters Default is H2 Option 02 Clean Filter Timer Select hours of blo...

Page 28: ...sor the control will use for measuring room air temperature Room air temperature can be sensed in one of three ways the local sensor L located on the Display Module the remote room air sensor r or the...

Page 29: ...efault is OF off Option 09 Heat Pump Lockout Temperature only available when heat pump is used and when outdoor air temperature sensor is present This selection is only available on Hybrid Heat system...

Page 30: ...ween the heating and cooling setpoints Allowable selections are 1 6 Default is 2 Option 12 Smart Recovery Smart Recovery OF off means setpoints change precisely at setback recovery time Thirty 60 or 9...

Page 31: ...eating or cooling exists On Auto mode is available OF Auto mode is not available Default is On Option 16 Maximum Cycles Per Hour This selection limits the number of cycles per hour that the Thermidist...

Page 32: ...ecomes brighter when a button is pressed After 10 seconds of no button presses the backlight will return to the dimmer level until another button press occurs The range of brightness is 1 through 5 wi...

Page 33: ...when the dry contact is closed See Wiring Diagrams for more information Default is OF off Option 19 Dry Contact Configuration non programmable models only OF The dry contact is always de energized ON...

Page 34: ...change the setpoints only 3 The entire keypad is locked When a button is pressed the backlight will turn on but none of the operating parameters will be changed When the keypad lock selection is turne...

Page 35: ...r test mode Default is OF off Option 22 High Cool Latch Temperature only available if outdoor sensor is present An outdoor sensor is required for high cool latch feature This selection is only availab...

Page 36: ...ture below which both first and second stages of the compressor are energized to satisfy all heating demands When a cycle starts under a high heat latch it will finish the heating cycle on high stage...

Page 37: ...imum is 90_F 32_C Default is 52_F 11_C based on the adjustable deadband default 2 Option 27 Maximum Heating Setpoint This selection allows the installer to configure the maximum heating setpoint The r...

Page 38: ...the homeowner to program the fan selection to Auto or On fan operation for each of the program schedule periods This selection is only available on programmable Thermidistat Controls OF off Programma...

Page 39: ...n the clock hours location range 1 12 and the week of the month will be set in the clock minutes location The week of the month selections will be F 2 3 4 and L for First 2nd 3rd 4th and Last So for t...

Page 40: ...ner turns humidification OFF this configuration operates as if the selection was set to OFF OF The humidity output will only energize when there is a humidity demand and the heating equipment is energ...

Page 41: ...to a cooling demand Factory default is OF Off Option 43 Intelligent Heat Staging This function is only available if the equipment configuration is a single speed heat pump Option 01 HP and the thermo...

Page 42: ...to system demand auxiliary heat on in response to a defrost signal shouldn t cause the fan to turn back on If the outdoor air temperature is below 12_F 11_C and there is sufficient demand for the equ...

Page 43: ...en the factory defaults have been restored the Thermidistat Control will act as if power was cycled and return to normal operation If the DOWN key is released early the number will return to 10 and th...

Page 44: ...the humidify icon shall toggle the state of the humidify output On the non programmable models pressing the features button shall toggle the state of the humidify output Installer test for cooling is...

Page 45: ...of Energy for both heating and cooling These provide energy saving temperature settings Refer to Table 1 Table 1 Energy Star Default Schedule SCHEDULE HEAT COOL Wake 6 00 AM 68_F 20_C 78_F 26_C Day 8...

Page 46: ...r may be changed by using the soft keys to select the Month Day or Year The UP DOWN buttons are used to change the Month Day or Year setting when the box surrounds it Day of the week Mon Sun is determ...

Page 47: ...below setpoint humidifier will be turned on to raise humidity level Humidification can only occur while heating See Table 2 for reference Table 2 Humidification Selections SELECTION FAN DISPLAY HUMIDI...

Page 48: ...cond press displays the humidity value and humidify target Pressing the mode button shall cycle through the available humidification selections Off Humidify and Auto Humidify Additional Humidify Comme...

Page 49: ...demand exists while cooling dry contact will also be active 24VAC removed This output commands variable speed blowers to reduce their airflow which improves water re moval from the cooled air 2 Cool...

Page 50: ...ompletely This can be done without changing existing setpoints To Select Dehumidification programmable between NORMAL COOL TO and OFF Press the soft key below the dehumidify icon button to bring up de...

Page 51: ...ils have the capability of removing this off delay On FK or FV Fan Coils set delay tap to 0 0 On standard fan coils a jumper can be cut to disable off delay Refer to fan coil Installation Instructions...

Page 52: ...hich would occur during the normal 90 sec blower off delay See fan coil installation instructions for more information See Wiring Diagram Reference Chart and Fig 2 through 20 in Wiring Diagram section...

Page 53: ...oor temperature the same as when occupied Vacation humidification can be turned off independently of occupied humidification While setting the Vacation setpoints the Vacation humidify setpoint is acce...

Page 54: ...eceding stage has been on for 10 minutes When staging between compressor and electric heat or between compressor and furnace heat the time is configurable The timer is configurable via Option 17 This...

Page 55: ...canceled allowing the equipment to turn off immediately when the demand is removed Heat Cool Setpoints Desired Temperature A minimum difference of 1_ and maximum of 6_ is enforced between heating and...

Page 56: ...fan output can be programmed based on period of the day When programming for each day and period the fan can be set to On or AUTO Dry Contact On the programmable models the dry contact that can be us...

Page 57: ...as programmable fan Option 30 See Wiring Diagrams for more information TROUBLESHOOTING If the display module doesn t power up after power is applied check the Rc Rh and C terminals for 24VAC If 24VAC...

Page 58: ...n 06 08 09 22 23 or 44 is not set to OFF display will indicate in the outdoor temperature location E4 If Thermidistat Control s internal memory fails E4 will be displayed Replace Thermidistat Control...

Page 59: ...SS HP RVS O HP Y Y2 O W2 B Y Y2 Y Y2 W W1 W W1 SS HP RVS B HP Y Y2 Y Y2 O W2 B Y Y2 W W1 O W2 B W W1 SS HP RVS O Opt43 On 2S Y Y2 O W2 B Y Y2 Y Y2 W W1 Y Y2 Y1 W2 Y Y2 W W1 Y1 W2 W W1 W W1 Y1 W2 SS HP...

Page 60: ...W2 Y Y2 O W2 B Y1 W2 Y Y2 O W2 B W 1 W W1 SS Hybrid Heat RVS O 2S Y Y2 O W2 B Y Y2 W W1 W W1 SS Hybrid Heat RVS B 2S Y Y2 Y Y2 O W2 B W W1 W W1 2S Hybrid Heat RVS O 2S Y1 W2 O W2 B Y1 W2 Y Y2 O W2 B...

Page 61: ...tage 1 W W1 W2 Compressor Y Y2 Y Y Y1 W2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C C C Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS...

Page 62: ...R R 24VAC Hot Cooling Rc Remove J1 jumper for Dehumidify modes Dry Contact 1 D1 Dry Contact 2 D2 DH 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor...

Page 63: ...ge 1 Y Y2 Y Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor...

Page 64: ...t Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 Aux Connection 24VAC Common C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humidifier Solenoid Valve Remote...

Page 65: ...n G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Remove J1 jumper for Dehumidify modes Dry Contact 1 D1 Dry Contact 2 D2 DH 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor R...

Page 66: ...Y Y Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor...

Page 67: ...Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 Aux Connection 24VAC Common C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humidifier Solenoid Valve Rem...

Page 68: ...G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Y1 Remove J1 Jumper for Dehumidify modes Dry Contact 1 D1 Dry Contact 2 D2 DH 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor...

Page 69: ...Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humidif...

Page 70: ...Y Y2 Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN A08131 Fig 26 Ther...

Page 71: ...24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Remove J1 Jumper for Dehumidify modes Dry Contact 1 D1 Dry Contact 2 D2 DH 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OA...

Page 72: ...High Y Y2 Y Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C C C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor...

Page 73: ...Y Y2 Y Y2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Ou...

Page 74: ...Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sens...

Page 75: ...Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sens...

Page 76: ...24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humi...

Page 77: ...Y Y2 Y Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outd...

Page 78: ...ing Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humidifier Solenoid Val...

Page 79: ...VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humidif...

Page 80: ...ooling Rc R Dry Contact 1 D1 Dry Contact 2 D2 DHUM 24VAC Common C COM C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com SRTN Outdoor Sensor Humidifier Solenoid Valve Remote Room S...

Page 81: ...lue __________ Cooling Setpoint Value __________ Fan Auto or On C Home Away Sleep Settings Heat Cool Home ____ ____ Away ____ ____ Sleep ____ ____ D Schedule For Programmable Thermidistat Controls Per...

Page 82: ..._____ Auxiliary Heat Lockout Temperature Setting only available when heat pump is used and when outdoor air temperature sensor is present Option 09 _____ Heat Pump Lockout Temperature Option 10 _____...

Page 83: ...Programmable programmable models only Option 25 _____ Number of Programmable Periods Per Day programmable models only Option 26 _____ Minimum Cooling Setpoint Option 27 _____ Maximum Heating Setpoint...

Page 84: ...___ Super Comfort Heat Option 99 _____ Reset to Factory Defaults Options with an asterisk can also be set changed by the homeowner E2008 Bryant Heating Cooling Systems 7310 W Morris St Indianapolis IN...

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