Owner's Manual
Page 1
Registered Trademark Patents Pending © 2004 Honeywell International Inc. T8775A,C The Digital Round™ Non-Programmable Thermostats OWNER'S GUIDE ® U.S. All Rights Reserved 69-1679EF-1
Registered Trademark Patents Pending © 2004 Honeywell International Inc. T8775A,C The Digital Round™ Non-Programmable Thermostats OWNER'S GUIDE ® U.S. All Rights Reserved 69-1679EF-1
Installation Instructions
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... must be affected by: - MERCURY NOTICE If this Product... 1. Registered Trademark • Patents Pending © 2004 Honeywell International Inc. Contact your local waste management authority for your old control in a sealed tube, do not place your application...3/16 IN. radiant heat from ducts. - T8775A,C The Digital Round™ Non-Programmable Thermostats The T8775A,C Thermostats provide single-stage temperature control for 24V systems. The T8775A,C models include a thermostat, wallplate (for wiring and mounting thermostat), mounting screws, wall anchors, and a 4074 FAB resistor...
... must be affected by: - MERCURY NOTICE If this Product... 1. Registered Trademark • Patents Pending © 2004 Honeywell International Inc. Contact your local waste management authority for your old control in a sealed tube, do not place your application...3/16 IN. radiant heat from ducts. - T8775A,C The Digital Round™ Non-Programmable Thermostats The T8775A,C Thermostats provide single-stage temperature control for 24V systems. The T8775A,C models include a thermostat, wallplate (for wiring and mounting thermostat), mounting screws, wall anchors, and a 4074 FAB resistor...
Installation Instructions
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Disconnect the power supply to wire the T8775A,C Thermostats. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 FACTORY INSTALLED JUMPER. Typical hookup of T8775C in a heat-only system. O B 2 Rc G R Y W 1 HEATING... 1 RELAY OR VALVE COIL 1 POWER SUPPLY. M19514 Fig. 3. Typical hookup of T8775A in single-stage heat pump system. T8775A,C THE DIGITAL ROUND™ NON-PROGRAMMABLE THERMOSTATS Wiring IMPORTANT Use 18-gauge wire to prevent electrical shock or equipment damage. M19517 Fig. 5. Typical hookup of T8775C in heat-cool system with...
Disconnect the power supply to wire the T8775A,C Thermostats. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 FACTORY INSTALLED JUMPER. Typical hookup of T8775C in a heat-only system. O B 2 Rc G R Y W 1 HEATING... 1 RELAY OR VALVE COIL 1 POWER SUPPLY. M19514 Fig. 3. Typical hookup of T8775A in single-stage heat pump system. T8775A,C THE DIGITAL ROUND™ NON-PROGRAMMABLE THERMOSTATS Wiring IMPORTANT Use 18-gauge wire to prevent electrical shock or equipment damage. M19517 Fig. 5. Typical hookup of T8775C in heat-cool system with...
Installation Instructions
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...Fig. 7. See Fig. 10. 3 69-1677EF-1 T8775A,C THE DIGITAL ROUND™ NON-PROGRAMMABLE THERMOSTATS CUSTOMIZE THERMOSTAT Setting Fuel Switch (T8775C only) The fuel switch is preset at the top of the thermostat. This is connected. BACK OF THERMOSTAT Fahrenheit/Celsius Indication Use DIP switch 3 to turn on immediately with... gas or oil systems. If the T8775C is being installed on the back of the thermostat. Fahrenheit/Celsius Display Fahrenheit (factory setting) Off Celsius On DIP Switch 3 Mounting Thermostat to wallplate. Set Heat Cycle Rate Use DIP switches 1 and 2 to the E ...
...Fig. 7. See Fig. 10. 3 69-1677EF-1 T8775A,C THE DIGITAL ROUND™ NON-PROGRAMMABLE THERMOSTATS CUSTOMIZE THERMOSTAT Setting Fuel Switch (T8775C only) The fuel switch is preset at the top of the thermostat. This is connected. BACK OF THERMOSTAT Fahrenheit/Celsius Indication Use DIP switch 3 to turn on immediately with... gas or oil systems. If the T8775C is being installed on the back of the thermostat. Fahrenheit/Celsius Display Fahrenheit (factory setting) Off Celsius On DIP Switch 3 Mounting Thermostat to wallplate. Set Heat Cycle Rate Use DIP switches 1 and 2 to the E ...
Installation Instructions
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.... Raise the temperature setpoint several degrees below the room temperature. 5. Lower the temperature setpoint below the room temperature. 3. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 69-1677EF-1 ...minutes, or if a power interruption occurs while the compressor is below 50°F (10°C). T8775A,C THE DIGITAL ROUND™ NON-PROGRAMMABLE THERMOSTATS (T8775C ONLY) SELECTS COOL/OFF/HEAT (T8775C ONLY) SELECTS ON/AUTO ROOM SHOWS THAT THE SET CURRENT ROOM TEMPERATURE ...
.... Raise the temperature setpoint several degrees below the room temperature. 5. Lower the temperature setpoint below the room temperature. 3. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 69-1677EF-1 ...minutes, or if a power interruption occurs while the compressor is below 50°F (10°C). T8775A,C THE DIGITAL ROUND™ NON-PROGRAMMABLE THERMOSTATS (T8775C ONLY) SELECTS COOL/OFF/HEAT (T8775C ONLY) SELECTS ON/AUTO ROOM SHOWS THAT THE SET CURRENT ROOM TEMPERATURE ...