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Question posted by shecha on December 19th, 2013

Which Wires Control Heat Honeywell Thermostat Ct87n4450 For Gas Furnace

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Related Honeywell CT87N Manual Pages

Owner's Manual - Page 1

... & screws (2 each) • Wire labels • Braille Card Thermostat is for 24 Vac heating and cooling systems Before you begin, make sure you begin. U.S. Copyright © 2009, Honeywell International Inc. MERCURY NOTICE If your old thermostat contains mercury, contact your old thermostat CAUTION: TURN OFF POWER Turn off power to system at the furnace, or at the...
Owner's Manual - Page 2

... by one. Wrap supplied labels securely around each wire, wrap it with the label matching the letter on your old thermostat. (Adhesive labels are supplied in your thermostat package.) Remove the old wallplate only after all wires are labeled. CT87N Easy-To-SeeTM • Owner's Manual Label wires and remove old wallplate Use a screwdriver to identify...
Owner's Manual - Page 3

.... [2] Do not connect both O and B if you have a heat pump. Labels don't match? If labels do not use. [3] Do not use [3] [1] If wires will be connected to the coverplate, matching the labels on thermostat, see table below. Position coverplate on terminal. 2. Match each labeled wire with same letter on wall, level and mark hole...
Owner's Manual - Page 4

... switch to this factoryset position (for systems that allow the thermostat to control the fan in a call for heat, if a fan wire is connected to the G terminal.) Cycle rate settings E F Move the cycle rate switches to the proper setting for your system: F: For gas or oil heating systems, leave the fan operation switch in this setting...
Owner's Manual - Page 5

...during the warranty period the product is below 50°F. 1-year limited warranty Honeywell warrants this limitation may have other rights which occurred while the product was ...; Español: Página 11 Operation System switch • Cool: Controls the cooling system. • Heat: Controls the heating system. • Off: All systems are off. Some states do not allow...
Owner's Manual - Page 16

...% post-consumer paper fibers. ® U.S. Consulte sobre este producto en http://yourhome.honeywell.com o llamando sin cargo a atención al cliente de Honeywell 1-800-468-1502 Automation and Control Solutions Honeywell International Inc. on recycled paper containing at 1-800-468-1502 Besoin d'aide? CT87N Easy-To-SeeTM • Owner's Manual Need Help? Registered Trademark. ©...

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