Carrier A07050 Installation Instructions Manual Download

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TC---PAC, TC---NAC

TC---PHP, TC---NHP

Comfort™ Series

AC / HP Thermostat

Installation Instructions

A07051

A07050

Comfort Series

Programmable Thermostat

Non--Programmable Thermostat

Designed and Assembled in the U.S.A.

NOTE

: Read the entire instruction manual before starting the installation.

US patents: US20060165149 A1, USD582803 SI, USD582802 SI

Summary of Contents for A07050

Page 1: ...n Instructions A07051 A07050 Comfort Series Comfort Series Programmable Thermostat Non Programmable Thermostat Designed and Assembled in the U S A NOTE Read the entire instruction manual before starting the installation US patents US20060165149 A1 USD582803 SI USD582802 SI ...

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Page 3: ...NS 4 INSTALLATION 5 Step 1 Thermostat Location 5 Step 2 Install Thermostat 5 Step 3 Set Thermostat Configuration 10 Step 4 Check Thermostat Operation 18 FEATURES AND ACCESSORIES 20 OPERATIONAL AND CONNECTION INFORMATION 22 WIRING DIAGRAMS 25 THERMOSTAT CONFIGURATION RECORD 32 ...

Page 4: ...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 which could result in personal injury or death CAUTION is used to identify unsafe practices which may resul...

Page 5: ...A variety of features are provided including battery operation separate heating and cooling setpoints auto changeover keypad lockout backlighting and built in installer test Programming features include 7 day all days the same and 5 2 Mon Fri and Sat Sun with 2 or 4 periods per day This Installation Instruction covers installation configuration and start up of all four versions of the Comfort Seri...

Page 6: ... operate from batteries or 24VAC power Operation from 24VAC is preferred if available Battery operation is used when there are not enough wires to support 24VAC operation or when armchair programming is desired For an AC system up to six wires are needed for 24VAC operation and one less wire for battery operation For a HP system up to seven wires are needed for 24VAC operation and one less wire wo...

Page 7: ...floor S Close to or in a frequently used room preferably on an inside partition ing wall S On a section of wall without pipes or duct work Thermostat should NOT be mounted S Close to a window on an outside wall or next to a door leading to the outside S Exposed to direct light or heat from the sun a lamp fireplace or other temperature radiating objects which could cause a false reading S Close to ...

Page 8: ...l b Disconnect wires from existing thermostat one at a time Be careful not to allow wires to fall back into the wall c As each wire is disconnected record wire color and terminal marking d Discard or recycle old thermostat 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 prope...

Page 9: ...eration and mark wall through four mounting holes To avoid unin tended bending of wall plate plastic all four screws and anchors must be used See Fig 1 A07153 Fig 1 Backplate Mounting 5 Drill four 3 16 in mounting holes in wall where marked 6 Secure mounting base to wall with four screws and anchors provided To avoid unintended bending of wall plate plastic all four screws and anchors must be used...

Page 10: ... 8 Match and connect equipment wires to proper terminals of the connector blocks see Fig 3 If there are separate 24VAC transformers one in the indoor unit and one in the outdoor unit connect the common of each to the C terminal Remove factory installed jumper wire from Rc and Rh terminals Connect the R from the indoor unit to the Rh terminal Connect the R from the outdoor unit to the Rc terminal T...

Page 11: ...ay result in equipment damage or improper operation Improper wiring or installation may damage the thermostat Check to make sure wiring is correct before proceeding with installation or turning on unit CAUTION 9 Push any excess wire into wall and against mounting base Seal hole in wall to prevent air leaks Leaks can affect operation 10 Snap case back together Attach thermostat to backplate by inse...

Page 12: ...planation under Step 3 Option 01 below A HP thermostat configured to operate an AC see Option 1 below will display AC An AC thermostat cannot display HP NOTE If a common wire has not been connected two AA batteries must be used to power the thermostat Step 3 Set Thermostat Configuration Configuration options enable the installer to configure the thermostat for a particular installation Most are no...

Page 13: ...ing setpoints Option 12 Smart Recovery programmable models only Option 13 Room air temperature offset adjustment Option 15 Auto Changeover availability Option 16 Maximum cycles per hour Option 17 Time between equipment stages Option 18 Continuous backlighting Option 21 Keypad lockout Option 24 Programmable non programmable programmable models only Option 25 Number of programmable periods per day O...

Page 14: ...umber and the configuration setting To exit the configuration mode press the FAN 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 H2 AC A2 H C with AC thermostat AC H C HP controls 1 speed heat pump with 1 stage of aux heat A2 c...

Page 15: ...s require a separate G signal to operate the blower when W is applied Option 07 Zoning Selections OF non zoned system This is default ON zoned system ON disables thermostat s internal timers which are not needed with zoning system controls Must be set to OF for non zoned systems Option 10 Reversing valve This selection is only available on heat pump systems O terminal can be configured to be energ...

Page 16: ...n this difference Option 12 Smart Recovery programmable model only Selections OF 30 60 90 Default is 90 Smart Recovery OF means setpoints change immediately at a program schedule change Thirty 60 or 90 selects the number of minutes recovery starts before programmed recovery time Recovery takes place smoothly during the selected recovery time ending at the recovery time and temperature which is pro...

Page 17: ...er is not available when H or C is selected under Option 1 Option 16 Maximum Cycles Per Hour Selections 2 4 or 6 Default is 4 The maximum cycle rate is limited by internal timers to the selected number of cycles per hour Selection of a higher number causes faster cycling resulting in more constant room temperature Option 17 Minimum Time Between Equipment Stages Selections 10 15 20 25 Default is 15...

Page 18: ...by simultaneously pressing the UP and DOWN keys for 5 seconds Once unlocked it will relock 2 minutes after the last keypad press A lock icon is displayed while it is locked Option 24 Programmable Non Programmable programmable model only Selections P nP Default is P This option is only available on programmable models allowing programming to be disabled when nP is selected The clock is displayed bu...

Page 19: ...stat to out of the box conditions NOTE All configuration settings program settings clock and day which have been manually entered will be lost When this option is selected the configuration number 99 will appear on the left and 10 will appear on the right To perform the reset first use the MODE key to make the 10 flash Then press and hold the DOWN key The 10 will start counting down toward zero If...

Page 20: ...eat if this is a HP thermostat Selecting one of the available modes will immediately command the equipment to turn on in that mode It will run for 3 minutes and then return the mode to off With HP thermostats having 2 stages of heating the test will run for 3 minutes on each stage If the thermostat is programmable the clock display counts down from 180 seconds while each stage operates Changing th...

Page 21: ...perate the thermostat in its normal operating mode consult the Owner s Manual 2 If the equipment is to be left in operation the setpoints operating mode and possibly program schedule must be properly selected 3 Put away tools and instruments and clean up debris 4 Review and leave Owner s Guide with owner ...

Page 22: ...re operation is to continue while the thermostat is removed from the wall usually to facilitate remote armchair programming For battery operation install two alkaline AA batteries The thermostat is designed to operate up to one year on a set of batteries A battery indicator on the display warns when battery replacement is needed See Homeowners Guide for details If batteries are installed and the t...

Page 23: ...other user functions If the door is left open for 3 minutes the display reverts to normal operation Mounting Options For those installations requiring it mounting hole locations for the programmable model are spaced to fit either a horizontal or vertical junction box Mounting hole locations for the non programmable are spaced to fit a horizontal junction box ...

Page 24: ... larger Wire lengths are not to exceed 250 ft 76 m per run O B Terminal On HP Thermostat Only This terminal is normally connected to the reversing valve of the heat pump It is called O when the valve is energized in cooling and B when it is energized in heating Option 10 of the Configuration Options makes the O B selection Timers There are several timers which influence the thermostat s operation ...

Page 25: ...necessary cycling between heating and cooling modes this timer prevents a changeover to the opposite mode until a demand exists in the opposite mode for 20 minutes It is defeated when setpoints are changed so that the opposite mode is immediately available if desired Error Codes Two error messages indicate problems with the thermostat s operation If the room temperature sensor fails the temperatur...

Page 26: ... O B Y Y W W SS HP Opt 1 HP RVS B Opt 10 H TC PHP TC NHP Y Y O B Y W O B W 2SPD AC Opt 1 A2 TC PHP TC NHP Y1 Y1 Y W 2SPD HP Opt 1 H2 RVS O Opt 10 C TC PHP TC NHP Y1 O B Y1 Y O B Y1 Y1 Y Y1 Y W W 2SPD HP Opt 1 H2 RVS B Opt 10 H TC PHP TC NHP Y1 Y1 Y Y1 O B Y1 Y O B Y1 Y W O B W Heat Only Opt 1 H TC PHP TC NHP TC P AC TC NAC W Cool Only Opt 1 C TC PAC TC NAC Y Cool Only Opt 1 C TC PHP TC NHP Y1 Y1 Y...

Page 27: ... wire not needed for batteries Remove jumper when using split power Indoor and Outdoor units utilize separate transformers Y1 Y Y2 W G Rh Rc C C G R R W Y COM Y A12246 Fig 5 Single Speed A C Thermostat Typical Installation ...

Page 28: ...NG DIAGRAMS cont C wire not needed for batteries Remove jumper when using split power Indoor and Outdoor units utilize separate transformers Y1 Y Y2 A12238 Fig 6 Single Speed HP Thermostat Typical Installation ...

Page 29: ...r O B Heat W W Y Y2 Y Y Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc R 24VAC Common C COM COM Cool Indicates connection may not be required available Y1 A09246 Fig 7 Single stage Furnace with Air Conditioner and Split Power NOTE Rc Rh jumper is cut or removed on the thermostat ...

Page 30: ...e 2 Y Y2 Y Y2 Y Y2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc DHUM 24VAC Common C COM C Y1 Thermostat NA Remove jumper when using split power Indoor and Outdoor units utilize separate transformers A12240 Fig 8 Variable Speed Step Modulating Multi Stage and Single Stage Furnace with 2 Stage Air Conditioner ...

Page 31: ...Y Y2 Y Y2 Y Y2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc DHUM 24VAC Common C COM C Y1 Some heat pumps may designate W1 Remove jumper when using split power Indoor and Outdoor Units utilize separate transformers Thermostat A12241 Fig 9 Variable Speed Multi Stage Stage Modulating and Single Stage Furnace with 2 Stage Heat Pump ...

Page 32: ...B W2 Heat Stage 1 W W1 Cool Stage 1 Y1 Y1 Y1 Cool Stage 2 Y Y2 Y Y2 Y2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc 24VAC Common C C C Thermostat Remove jumper when using split power Indoor and Outdoor units utilize separate transformers A12242 Fig 10 FV FK Fan Coil w 2 Stage Air Conditioner ...

Page 33: ...2 Heat Cool Stage 1 Y1 Y1 Y1 Heat Cool Stage 2 Y Y2 Y Y2 Y Y2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc 24VAC Common C C C Thermostat Remove jumper when using split power Indoor and Outdoor units utilize separate transformers A12243 Fig 11 FV FK Fan Coil w 2 Stage Heat Pump ...

Page 34: ...ue __________ Cooling Setpoint Value __________ Fan Auto or On C Home Away Sleep Settings Heat Cool Home ____ ____ Away ____ ____ Sleep ____ ____ D Schedule For Programmable Thermostats Period 1 Period 2 Period 3 Period 4 Time Heat Cool Time Heat Cool Time Heat Cool Time Heat Cool All Days ____ ____ ____ ____ ____ ____ ____ ____ ____ ____ ____ ____ Week days ____ ____ ____ ____ ____ ____ ____ ____...

Page 35: ...n 13 ____ Room Air Temperature Offset Adjustment Option 15 ____ Auto Changeover Availability Option 16 ____ Cycles Per Hour Option 17 ____ Time Between Equipment Stages Option 18 ____ Backlight Configuration Option 21 ____ Keypad Lockout Option 24 ____ Programmable Non Programmable programmable models only Option 25 ____ Number of Programmable Periods Per Day programmable models only Option 26 ___...

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Page 40: ... Corporation 7310 W Morris St Indianapolis IN 46231 TC PAC 06SI Replaces TP PAC 05SI Edition Date 07 12 Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations ...

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