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Option 27 — Maximum Heating Setpoint

This selection allows the installer to configure the maximum heating setpoint.

The range is based on the adjustable deadband value Option 11, such that the
minimum of the range is 50

_

F and the maximum is 90

_

F minus the deadband.

Default is 88

_

F (based on the adjustable deadband default = 2).

Option 28 — UV Light Reminder

This selection allows the installer to select the number of months after which the
UV Light icon will be displayed to indicate to the homeowner that it is time to

call the dealer to have the UV Lights replaced. Selections available are OF (off),

6, 12, 18, 24, 30, 36, 42, 48.
OF (off) — The UV Light reminder is turned off and will never be displayed.
6--48 — The number of months after which the UV Light reminder will be
displayed, “CHECK UV LIGHT”.
Default is OF (off).

Option 29 — Humidifier Pad Reminder

This selects the number of months after which the Humidifier Pad Reminder
icon will be displayed. This is not based on run time.
OF (off) — The Humidifier Pad Reminder is disabled and will never be

displayed.
1--24 — The number of months after which the Humidifier Pad Reminder icon

will be displayed, “CHECK HUM PAD”.
Default is OF (off).

Summary of Contents for PREFERRED T6-NRH

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

Page 2: ...tt 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 Understand...

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: ...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 con...

Page 8: ...following components See Fig 2 for T6 PRH or Fig 3 for T6 NRH A07752 Fig 2 T6 PRH 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 On...

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

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: ...marked Thermidistat may be mounted to a standard junction box if desired Hole pattern on Thermidistat Control mounting base matches junction box mounting holes 4 Secure rear plastic mounting base to w...

Page 15: ...Fig 7 8 and 9 Relays OAT RRS SRTN HUM D1 D2 V Vg Rc Rh W W1 G Y Y2 Y used for single stage cooling C O W2 B Y1 Y1 used for multi speed cooling Y1 stage 1 Y2 stage 2 Control Module Wiring Guide connect...

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

Page 17: ...nt air leaks Leaks can affect operation and cause incorrect temperature and or humidity measurement 8 Make sure 2 wire pigtail is attached to Display Module mounting base This should come attached fro...

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: ...ot to over tighten 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 incorr...

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: ...ffect operation and cause incorrect temperature and or humidity measurement 7 Remove 2 wire pigtail from Thermidistat Control mounting base and at tach to Equipment Control Module terminal block termi...

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: ...e up to 33 selections can be made Description of each selection and how to use the configuration mode follows CONFIGURATION OPTIONS SUMMARY Option 01 Equipment Type Option 02 Clean Filter Timer Adjust...

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: ...the T6 PRH programmable model a box will surround the option number The mode button is used to move the box between the two displayed values The soft keys below the listed values may also be used to m...

Page 27: ...on is displayed With OF selected icon will never come on disabling this feature Time selection can range from 800 to 7200 hr by selecting numbers 1 through 9 Time is 800 X number selected Default is 4...

Page 28: ...Below 55_F This selection disables cooling when outdoor temperature is below 55_F It requires an outdoor temperature sensor Setting is not available if valid outdoor sensor is not connected Set to OF...

Page 29: ...ways start with heat pump heating 5 55_F the outdoor temperature below which heat pump operation is not allowed When emergency heat mode is selected only auxiliary heat will operate Default is OF off...

Page 30: ...s programmed Not available with non programmable Thermidistat Controls or when Thermidistat Control is configured as non programmable Default is 90 Option 13 Room Air Temperature Offset Adjust The num...

Page 31: ...puts will be energized no more than 4 times per hour When an output is energized it will not be energized again for 15 minutes 6 The heating and cooling outputs will be energized no more than 6 times...

Page 32: ...ction is changed from OF to 1 the period icons are shown and the minute segments of the clock display are shown The triangle icon next to the WAKE period will be on and a value between 0 and 60 will b...

Page 33: ...t When configured for dehumidification the Rc terminal must be connected to one of the dry contact terminals This provides power to energize the dehumidify terminal on the cooling equipment when the d...

Page 34: ...Lockout non programmable models only This selection allows the installer to limit access to the keypad Selections are OF off 1 2 OF off The user has full access to the keypad 1 The user has access to...

Page 35: ...ng cycle on high stage If the cooling equipment is energized to satisfy a dehumidify demand only no cooling demand the latch will not be applied On The Y1 and Y Y2 outputs are simultaneously energized...

Page 36: ...Two periods is a common commercial application and four periods is more common for residential This selection is not available if Option 24 has been set to nP to configure the Thermidistat Control for...

Page 37: ...to the homeowner that it is time to call the dealer to have the UV Lights replaced Selections available are OF off 6 12 18 24 30 36 42 48 OF off The UV Light reminder is turned off and will never be...

Page 38: ...d period time Default is OF off Option 31 Daylight Savings Time Configuration programmable models only This selection allows the installer to set the Thermidistat Control to automatically change by on...

Page 39: ...llation This configuration allows the Thermidistat Control to compensate for the amount of heat generated by the Thermidistat Control electronics to allow more accurate sensing of the temperature sens...

Page 40: ...mode press and hold the fan button for 15 seconds After 10 seconds the Thermidistat Control will enter Configuration Mode Continuing to hold the Fan button through 15 seconds will cause the Thermidist...

Page 41: ...mable models pressing the button below the dehumidify icon shall toggle the state of the dry contact output On the non programmable models pressing the features button shall toggle the state of the dr...

Page 42: ...icon through the FOLLOW SCHEDULE HOLD and VACATION selections If fixed temperatures are desired use SCHEDULE button to turn on arrow icon next to HOLD This will maintain setpoints not allowing them to...

Page 43: ...lection to be adjusted and the UP DOWN buttons are used to change the setting Humidify setting may only be changed when heat mode is selected and Dehumidify setting may only be changed when cool mode...

Page 44: ...the outdoor temperature de creases the humidity setpoint also decreases Settings ranging from 1 to 9 1 being the lowest and 9 the highest will be visible to the homeowner See Fig 15 for outdoor temper...

Page 45: ...ed blower speed setpoint adjustment and equipment cycling are modified to provide added dehumidification A dehumidification setpoint separate from humidification setpoint is available to the homeowner...

Page 46: ...ts when there is a dehumidify demand even if there is no cooling demand The limits are that the system may overcool up to 3_F but no more while attempting to satisfy a dehumidify demand Within this 3_...

Page 47: ...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 48: ...coils 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 Instructio...

Page 49: ...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 19 in Wiring Diagram section...

Page 50: ...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 51: ...ceding 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 t...

Page 52: ...anceled allowing the equipment to turn off immediately when the demand is removed Heat Cool Setpoints Desired Temperature A minimum difference of 1_F and maximum of 6_F is enforced between heating and...

Page 53: ...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 54: ...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 55: ...indicate in the outdoor temperature location E4 If Thermidistat Control s internal memory fails E4 will be displayed Replace Thermidistat Control E5 If Thermidistat Control cannot properly read humid...

Page 56: ...Single stage HP RVS H HP Y Y2 Y Y2 O W2 B Y Y2 W W1 O W2 B W W1 Single stage HP RVS C 2S Y Y2 O W2 B Y Y2 Y Y2 W W1 W W1 Single stage HP RVS H 2S Y Y2 Y Y2 O W2 B Y Y2 W W1 O W2 B W W1 Two stage AC 2S...

Page 57: ...AGE 1 COOL STAGE 2 HEAT STAGE 1 HEAT STAGE 2 HEAT STAGE 3 EM HEAT STAGE 1 Two stage Hybrid Heat RVS C 2S Y1 O W2 B Y1 Y Y2 O W2 B Y1 Y1 Y Y2 W W1 W W1 Two stage Hybrid Heat RVS H 2S Y1 Y1 Y Y2 Y1 O W2...

Page 58: ...ge 1 W W1 W2 Compressor Y Y2 Y Y Not Used Y1 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C COM COM Outdoor Air Temp OAT Remote Room Sensor RRS...

Page 59: ...G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sen...

Page 60: ...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 COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor S...

Page 61: ...c Dry Contact 1 D1 Dry Contact 2 D2 Aux Connection 24VAC Common C COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Humidifier Solenoid Valve Remote Room...

Page 62: ...24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor...

Page 63: ...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 COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Se...

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

Page 65: ...24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor...

Page 66: ...4VAC Hot Heating Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Humidifier S...

Page 67: ...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 OAT RRS A06581 Fig 26 Thermidista...

Page 68: ...AC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Hu...

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

Page 70: ...t Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Humidif...

Page 71: ...an G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor...

Page 72: ...eating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Humidifier...

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

Page 74: ...ing Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Humidifier So...

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

Page 76: ...h Y Y2 Y Y2 Y Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com...

Page 77: ...Cooling Rc R Dry Contact 1 D1 Dry Contact 2 D2 DEHUM 24VAC Common C COM COM Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT RRS Com OAT RRS Outdoor Sensor Humidifier Solenoid Valve Remote...

Page 78: ...__________ Cooling Setpoint Value __________ Fan Auto or On C Home Away Sleep Settings Heat Cool Home ____ ____ Away ____ ____ Sleep ____ ____ D Schedule For Programmable Thermidistat Controls Period...

Page 79: ...___ 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 _____ Re...

Page 80: ...___ Maximum Heating Setpoint Option 28 _____ UV Light Reminder Option 29 _____ Humidifier Pad Reminder Option 30 _____ Programmable Fan programmable models only Option 31 _____ Daylight Savings Time C...

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