Carrier Thermostat manual

Programmable Thermostats Installation, Start-Up, and Operating Instructions 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 .........................................[...]

• 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[...]

12. Turn ON power to unit. 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 sta[...]

4. Press SET TIME/TEMP button again to flash upper small display for selection of another option, or press END to exit configuration mode. Option 3—Fahrenheit or Celsius Operation Select between Fahrenheit and Celsius operation. Factory default is Fahrenheit. TO SELECT OR ADJUST: 1. Enter configuration mode if not already there. See above. Use up[...]

stay on and turn Cool Stage 1 on. For actual outputs, refer to Table 2, making sure the correct row from the table is selected. To turn off, raise cooling set point above the room temperature. Cool Stage 1 and the triangle will turn off within a few seconds. If system has 2 cooling stages, it will start on Cool Stage 1 and proceed to Cool Stage 2, [...]

→ 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[...]

→ 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 ON[...]

→ 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 [...]

→ 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[...]

→ Fig. 15—Single-Speed Air Conditioner with Variable-Speed Fan Coil (FK, FV, 40FKA)—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 [...]

→ Fig. 19—Single-Speed Packaged Air Conditioner with Single-Stage Gas Furnace (48SS, SX) 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—T[...]

→ Fig. 23—Single-Speed Packaged Heat Pump with 2-Stage Electric Heat (50HS, HX, ZH) 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 COOLING N/[...]

→ 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[...]

→ 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[...]

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[...]

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[...]