Honeywell CT8611- Manuals

DEFINITIONS OF TERMINAL FUNCTIONS Each terminal of the CT8611 controls a different heat pump function. Here is a listing of the possible heat pump functions; Function STAGE HEAT: AUXILIARY HEAT: STAGE COOL; COMPRESSOR; C/0 VALVE HEAT: C/O VALVE COOL: EM. HEAT: Definition When this terminal is activa...

AND OVERLOAD PROTECTION AS REQUIRED. Fig. 1—Typical hookup of CT8611 with jumper intact. 10 A 1\ POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. (HOT) Fig, 2—Typical hookup of CT8611 with jumper removed. 11

BARD/JANlTROUTAPPAN/WILUAil/ISON Notes Q Jumper these two terminals if both are present. This terminal must be connected to transformer common. F lemove this factory-in stalled jumper for independent stage 1 heat and cool connection. I ' Notes [I This terminal musl be connected to transformer common...

ARCOAIRE/SNYDERGENERAUCOiFORTMAKER Notes O This terminal must be connected to transformer common. 0 Leave factoryanstalled jumper in place. 14 B.D.P. (BRYANT-DAY/NIGHT-PAYNE) Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG. HEAT AUX. HEAT FAN...

CARRIER FRIEDRICH D This terminal must be connected to transformer common. B Leave factoiY-instalted jumper in place. Notes D This terminal must be connected to transformer common. n Leave factory-in stalled jumper in place. B Tape off the end of the wire. Jumper is not required on this thermostat (...

LENNOX Notes □ This terminal must be connected to transformer common. O Leave factory-installed jumper in place. Notes n This terminal must be connected to transformer common. B Leave factory-installed jumper in place. 18 19

RHEEM/RUUD TRANE/AMERICAN STANDARD Notes D This terminal must be connected to transformer common. 0 Leave factory-installed jumper in place. Notes □ This terminal must be connected to transformer common.0 Leave factory-installed jumper in place. 0 Tape off end. CT8611 replaces outdoor reset with imp...

YORK/BORG WARNER/LUXAIRE (IHONCRIEF, FRASER, JOHNSTON) YORK/BORG WARNER Notes il This terminal must be connected to transformer common. B Connect multiple second stage heating loads to W2 terminals. B Leave factory-installed jumper in place. El If present on original equipment Notes n This terminal ...

6 Do not discard your old thermostat until youhave thoroughly checked out system opera- tion with your new Honeywell CT8611 Heat PumpThermostat installed. If your old thermostat con-tains mercury, do not dispose of it in the trash, seebelow. RECYCLING THERMOSTAT If this thermostat is replacing a the...

7 69-0816 The subbase does not require leveling forproper operation; level it for appearance only. Remove thermostat from subbase (Fig. 1). Mount the subbase directly onto the wall withthe screws included in the package. Use the subbase as a template, and with a pencil, mark thetwo mounting screw po...

8 4 WIRE THERMOSTAT TERMINALS NOTE: All wiring must comply with local codes and ordinances. If unsure about household wiringprocedures, call Honeywell Customer Assistancewith your questions Monday-Friday, 7:00 a.m.-5:30 p.m., Central time, 1-800-468-1502. Refer to the CT8611 Heat Pump Thermostat Wir...

10 5 COMPLETE INSTALLATION ADJUST CYCLE RATE1st stage heating and 1st stage cooling cycle rates are factory-set for heat pumps. The heatpump compressor cycle rate cannot be adjusted. To customize the thermostat’s performance to different types of heating equipment, however, acycle rate adjustment sc...

12 If the display will not come on:— check the mounting of the thermostat to the subbase. If loose or misaligned, remove thermo-stat and reinstall on the subbase, making sure itis firmly attached. — check to see that system power is on.— check voltage between R and C; it should be 20 to 30 Vac. SET ...

13 69-0816 CAUTION • Do not check the heating system op-eration by jumpering thermostat termi-nals at the primary control. This willdamage the thermostat. • To avoid possible compressor damage,do not operate the cooling system if theoutside temperature is below 50 ° F [10 ° C]. See compressor manufa...