User manual HONEYWELL RTH110B

[. . . ] In this case, this thermostat cannot be used. Identify and label each wire (with the corresponding letter on the wire terminal) and remove them from the terminals. If necessary, strip the end of each wire (maximum of 1/4 inch). Rh Rc W Y G Heating power supply Cooling power supply Heating signal Cooling signal Fan Note: The red jumper wire between the Rc and Rh terminals must be removed in 2- or 5-wire installations. The jumper must be used in 3- or 4-wire installations if you wish to use the mode selector switch for the fan. RTH110B 69-1799 2/6/05 1/3 2. 3. 1 2-wire Heating 2. 4 Setting J2 Jumper The jumper defines the fan operation when the fan is placed in automatic mode. [. . . ] Basic Functions 3. 1 System Operating Mode Use the selector switch to place the system in Heating mode (HEAT) or Cooling mode (COOL), or to turn the system off. Fan relay Heat relay Cool relay Note: When you place the thermostat in Cooling mode, you might need to wait up to five minutes before cooling can start. This is a safety feature for the compressor. will flash on the screen until cooling can start again. RTH110B 69-1799 2/6/05 2/3 3. 2 Fan Operating Mode Use the selector switch to set the fan to automatic mode (AUTO) or continuous mode (ON). Note: This switch is not used if you have a 2-wire installation as the fan is not connected to the thermostat. · · AUTO If you have an electric furnace (see section 2. 4), the fan works only when heating or cooling is activated. If you have a gas or fuel oil furnace (see section 2. 4), the fan works as follows: · When the thermostat is placed in cool mode, the fan works only when cooling is activated. · When the thermostat is placed in heat mode, the fan is controlled by the furnace fan control circuitry. 5. Technical Specifications Power supply: 2 AA batteries Maximum load: 1 A @ 24 Vac per output Setpoint range (heating): 41 to 82°F (5 to 28°C) Setpoint range (cooling): 59 to 95°F (15 to 35°C) Display range: 23 to 122°F (-5 to 50°C) Storage temperature: -2 to 122°F (-20 to 50°C) Temperature display resolution: 1°F (0. 5°C) Accuracy: ± 1°F (0. 5°C) Heating/cooling cycle lengths: 10, 12, 15, 20 or 30 minutes (programmable) Compressor short-cycle protection (minimum off time): 5 minutes Data memory: non-volatile Dimensions: 5 in. (127 mm x 75 mm x 28 mm) ON The fan is always on. 3. 3 Displaying the Temperature The actual temperature is normally displayed. To view the setpoint, press once on either of the buttons. The setpoint is displayed for 5 seconds along with the icon. buttons more than once will change 6. Warranty Honeywell warrants this product, excluding battery, to be free from defects in the workmanship or materials, under normal use and service, for a period of one (1) year from the date of purchase by the consumer. If at any time during the warranty period the product is determined to be defective or malfunctions, Honeywell shall repair or replace it (at Honeywell's option). If the product is defective, (i) return it, with a bill of sale or other dated proof of purchase, to the place from which you purchased it, or (ii) call Honeywell Customer Care at 1-800-468-1502. Customer Care will make the determination whether the product should be returned to the following address: Honeywell Return Goods, Dock 4 MN10-3860, 1885 Douglas Dr N, Golden Valley, MN 55422, or whether a replacement product can be sent to you. This warranty does not cover removal or reinstallation costs. This warranty shall not apply if it is shown by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the possession of a consumer. Honeywell's sole responsibility shall be to repair or replace the product within the terms stated above. HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND, INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING, DIRECTLY OR INDIRECTLY, FROM ANY BREACH OF ANY WARRANTY, EXPRESS OR IMPLIED, OR ANY OTHER FAILURE OF THIS PRODUCT. Some states do not allow the exclusion or limitation of incidental or consequential damages, so this limitation may not apply to you. [. . . ] Warning: Before removing the batteries, place the system switch on the thermostat to Off. Otherwise, the heating/cooling unit might still be running even after the batteries are removed. 4. Configuration Menu To access the configuration menu, press both simultaneously for 3 seconds. buttons To go to the next parameter (menu item), briefly press both buttons simultaneously. [. . . ]