Manual Honeywell RTH110B. View the Honeywell RTH110B manual for free or ask your question to other Honeywell RTH110B owners. Our goal is to provide you with a quick access to the content of the user manual for Honeywell Thermostat RTH110B. Using the online preview, you can quickly Introduction 2. installation rth110b • Read online or download PDF • Honeywell RTH110B User Manual. Wiring Instructions I just bought a Honeywell CT 31 thermostat it has 4wires,old thermostat had 2 wires,can I use new 4 (Posted by grandmaof3x1 7 years ago). Download instructions for HONEYWELL RTH110B. Click on the instructions manual you would like to download for the model Honeywell-RTH110B under RTH110B to the manual fcd2f2fc-d79c-4ffe-a46a-d8beefc1ed64. 2015-08-26. : Honeywell Honeywell-Rth110B-User-Guide-803212 honeywell-rth110b-user- View and Download Honeywell RTH110B installation and user manual online. Non-programmable Electronic Thermostat. RTH110B thermostat pdf manual Honeywell's battery-powered RTH110B thermostat has a thermometer that detects the current temperature, and controls your gas, oil or electric furnace and View and download the Manual of Honeywell RTH110B Thermostat (page 1 of 3) (English). Fan operating mode selection: automatic or on (continuous).RTH110B. Non-programmable Electronic Thermostat. Installation and User Guide. Display. Adjustment buttons. System operating mode selector. Fan operating.