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Bryant TSTAT - page 1
NOTE: Read the entire instruction manual before starting the installation. This symbol → indicates a change since the last issue. INDEX Page SAFETY CONSIDERATIONS .....................................................1 INTRODUCTION ..........................................................................1 INSTALLATION CONSIDERATIONS ............. ...
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Bryant TSTAT - page 2
• Close to or in a frequently used room, preferably on an inside partitioning wall. • On a section of wall without pipes or duct work. Thermostat should NOT be mounted: • Close to a window, on an outside wall, or next to a door leading to the outside. • Exposed to direct light and heat from a lamp, sun, fireplace, or other temperature-radia ...
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Bryant TSTAT - page 3
On power up, all display segments will light for 5 sec. For the next 5 sec, a 2-digit code appears on large display which identifies thermostat configuration: 1. AC—for 1-speed air conditioner 2. HP—for 1-speed heat pump 3. A2—for 2-speed air conditioner 4. H2—for 2-speed heat pump 5. HS—for intelligent heat staging with FK, FV Fan Coil a ...
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Bryant TSTAT - page 4
1. Enter configuration mode if not already there. See above. Use up and down buttons to make small (now flashing) display indicate 03. 2. Press SET TIME/TEMP button once to flash current selection of F or C. Factory default is F. 3. Use up and down buttons to move between F and C on large display. 4. Press SET TIME/TEMP button again to flash upper ...
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Bryant TSTAT - page 5
TO TEST HEATING: Press MODE button until HEAT icon under it turns on. Press up button until HEAT set point (LOWER right 2 digit display with HEAT now flashing under it) is 2° or 3° (not more) above room temperature. This will create a Heat Stage 1 demand. A small triangle to the left of this HEAT icon will flash or come on continually. Flashing m ...
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Bryant TSTAT - page 6
→ TABLE 2—PROGRAMMABLE THERMOSTAT QUICK REFERENCE THERMOSTAT OUTPUT TSTAT Model Outdoor Unit AC/HP Configuration (Switch C) Staging Configuration (Switch D) 24v Hot Common Fan Heat Stage 1 Heat Stage 2 Heat Stage 3 Heat Stage 4 Cool Stage 1 Cool Stage 2 Reversing Valve AC01-B AC EITHER EITHER R C G W/W1 N/A N/A N/A Y/Y2 N/A N/A HP01-B HP OFF EI ...
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Bryant TSTAT - page 7
→ Fig. 2—Single-Speed Air Conditioner with Single- Stage Furnace—Model AC Thermostat A98485 24 VAC HOT FAN HEAT STAGE 1 COOL STAGE 1 N/A N/A R G W/W1 Y/Y2 O/W2 Y1/W2 R G W Y 24 VAC COMM N/A OUTDOOR SENSOR CONNECTION C B S1 S2 C Y C MODEL AC THERMOSTAT SINGLE-STAGE FURNACE SINGLE-SPEED AIR CONDITIONER See note 1 SUGGESTED DIP SWITCH SETTINGS O ...
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Bryant TSTAT - page 8
→ Fig. 7—Single-Speed Heat Pump with Typical Fan Coil—Model HP Thermostat A98490 24 VAC HOT FA N RVS COOLING COOL /HEAT STAGE 1 HEAT STAGE 2 N/ A R G W/W1 Y/Y2 O/W2 Y1/W2 R G 24 VAC COMM N/A OUTDOOR SENSOR CONNECTION C B S1 S2 C Y C MODEL HP THERMOSTAT TYPICAL FAN COIL SINGLE-SPEED HEAT PUMP See notes 3, 7, and 8 Y W2 * W3 E R O W2 SUGGESTED ...
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Bryant TSTAT - page 9
→ Fig. 11—Two-Speed Heat Pump with Single-Stage Furnace —Model 2S Thermostat A98494 COOL/HEAT STAGE 1 RVS COOLING HEAT STAGE 3 COOL/HEAT STAGE 2 FAN 24 VAC HOT R W/W1 Y/Y2 O/W2 Y1/W2 G 24 VAC COMM N/A OUTDOOR SENSOR CONNECTION C B S1 S2 C Y Y2 C W2 MODEL 2S THERMOSTAT SINGLE-STAGE FURNACE TWO-SPEED HEAT PUMP See notes 3, 9, and 11 R Y1 O R W3 ...
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Bryant TSTAT - page 10
→ Fig. 15—Single-Speed Air Conditioner with Variable-Speed Fan Coil (FK, FV) —Model AC Thermostat A98498 24 VAC HOT HEAT STAGE 1 N/A FAN N/A COOL STAGE 1 R R 24 VAC COMM N/A OUTDOOR SENSOR CONNECTION C B S1 S2 C G G C MODEL AC THERMOSTAT EASY SELECT TERMINAL BOARD J1 JUMPER J2 JUMPER SINGLE-SPEED AIR CONDITIONER See notes 1 and 8 DH Y1 O Y1/W ...
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Bryant TSTAT - page 11
→ Fig. 19—Single-Speed Packaged Air Conditioner with Single-Stage Gas Furnace (588A, 589A) A98502 24 VAC HOT FAN HEAT STAGE 1 COOL STAGE 1 N/A N/A R G W/W1 Y/Y2 Y1/W2 O/W2 B S1 S2 MODEL AC THERMOSTAT RED GRN WHT YEL BRN See notes 1 and 11 C 24 VAC COMM N/A SPLICE BOX SUGGESTED DIP SWITCH SETTINGS ON ABC D OUTDOOR SENSOR CONNECTION → Fig. 17? ...
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Bryant TSTAT - page 12
→ Fig. 23—Single-Speed Packaged Heat Pump with 2-Stage Electric Heat (665A, 657A, 664A) A98506 R G Y/Y2 Y1/W2 B S1 S2 MODEL HP THERMOSTAT SPLICE BOX VIO ORN WHT RED (TRAN) BRN WHT BRN See notes 3, 10, 11, and 12 C O/W2 W/W1 24 VAC COMM N/A OUTDOOR SENSOR CONNECTION HEATER CONTROL BOX YEL GRN RED RED PNK HEAT STAGE 2 COOL/HEAT STAGE 1 RVS COOLIN ...
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Bryant TSTAT - page 13
→ WIRING DIAGRAM NOTES 1. The AC model thermostat can only control 1-stage cool and 1-stage heat. Dip Switch-C on has no controlling function and can either be ON or OFF. 2. HP and 2S model thermostat MUST have Dip Switch-C ON when installed in air conditioner applications. If required, second-stage heat is controlled by O/W2. Refer to indoor equ ...
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Bryant TSTAT - page 14
→ OPERATIONAL INFORMATION FIVE-MINUTE COMPRESSOR TIMEGUARD This timer prevents the compressor from starting unless it has been off for at least 5 minutes. It can be defeated for 1 cycle by simultaneously pressing the FAN mode button and the INCREASE TEMPERATURE button. FIFTEEN-MINUTE CYCLE TIMER This timer prevents the start of a heating or cooli ...
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Bryant TSTAT - page 15
A98508 PROGRAMMABLE THERMOSTAT CONFIGURATION RECORD Date Owner/Operator A) Hardware Configuration Switch A Zoning Selection. (OFF = Disable, ON = Enable) Switch B Smart Recovery. (OFF = Enable, ON = Disable) Switch C Heat Pump Operation. (OFF = Enable, ON = Disable) Switch D Intelligent Heat Staging. (OFF = D ...
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Bryant TSTAT - page 16
SERVICE TRAINING Packaged Service Training programs are an excellent way to increase your knowledge of the equipment discussed in this manual, including: • Unit Familiarization • Maintenance • Installation Overview • Operating Sequence A large selection of product, theory, and skills programs is available, us ...
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