Honeywell CT1800 Owner's Manual - Page 8
Heating/Cooling System
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Push both temperature control levers together at least 5°F (3°C) above room temperature. The heat should come on. The fan will start when the furnace heats up, Move both levers 5°F (3°C) below room temperature. The heat should shut off. Operate the entire heating system for at least one complete cycle. IMPORTANT: If thermostat fails any test, refer to the Troubleshooting Guide in Owner's manual. Heating/Cooling System Turn on power to the furnace and cooling system. Place the system switch lever at HEAT and the fan switch lever at AUTO. Push both temperature control levers together at least 5°F (3°C) above room temperature. The heat should come on. The fan will start when the furnace heats up. On the CT1802, the fan will start immediately. Move both levers together at 5°F (3°C) below room temperature. The heat should shut off. The fan will stop when the furnace cools. IMPORTANT: To avoid compressor damage, do not operate the cooling system if outdoor temperature is below 50°F (3°C) below room temperature. The heat should shut off. The fan will stop when the furnace cools. Place the system switch level at COOL and the fan switch lever at AUTO. Push both temperature control levers together at least 5°F (3°C) below room temperature. The cooling equipment should operate, and the fan will start. Allow for any time delay that may be built into the compressor control circuit. Move both levers together 5°F (3°C) above room temperature. The cooling equipment should shut off. Place the fan switch at ON. The fan should run continuously with the system in any position. Place the system switch at OFF. Move both temperature levers to various positions. The heating and cooling systems should not operate. Operate the entire system for at least one complete cycle with the system switch at COOL and one complete cycle with the switch at HEAT. IMPORTANT: If thermostat fails any test, refer to troubleshooting guide in owner's manual. After checkout, reset both temperature levers to desired temperatures. For heating season: Move the blue lever to the energy savings temperature you want when you are sleeping or your home is not occupied. Set the red lever to the temperature you want for normal comfort periods. For cooling season: Move the red lever to the energy savings temperature you want when you are sleeping or your home is not occupied. Set the blue lever to the temperature you want for normal comfort periods. Refer to the owner's manual form 69-0333 for operating and programming instructions. If you have questions regarding the thermostat please If you have questions regarding the Honeywell Fuel Saver Thermostat please visit our web site at www.honeywell.com/yourhome, or call the customer information line at 1-800-468-1502. 69-0394-369-0846 8 4 Helping You Control Your World www.honeywell.com/yourhome