Honeywell RTH2520B Owner's Manual - Page 4

 Set the year using and press [ Clk ] to dis- play the month.  Set the month using and press [ Clk ] to dis- play the date.  Set the date using .  Press [ Exit ] to exit. 5.3 Energy-saving Schedule Your thermostat is preprogrammed with an energy-saving schedule. The schedule automatically controls your heating or cooling system by switching from one setpoint to the next according to the preset times. Default program settings MO TU WE TH FR SA SU Heating 70°F (21°C) Cooling 78°F (25.5°C) 6:00 a.m. Heating 62°F (16.5°C) 8:00 a.m. -- Cooling 85°F (29.5°C) Heating 70°F (21°C) 6:00 p.m. -- Cooling 78°F (25.5°C) Heating 62°F (16.5°C) Cooling 82°F (28°C) 10.00 p.m. 5.4 Modifying the Schedule You can program up to 4 periods per day, each period having its own temperature settings. You can have a different program for each day of the week. For each period, you can set the start time, the heating setpoint and the cooling setpoint. Note: If you wish to use only 2 periods, set periods "1 and 4" or periods "2 and 3". Early Start will not work if you set periods "1 and 2" or periods "3 and 4".  Press [ Pgm ]. The period 1 settings are displayed. Period start time Program days Period number Temperature setting Note: During programming, to skip a period, press [ CLR ] while the period is displayed. For example, in the predefined energy-saving schedule, periods 2 and 3 have been skipped for Saturday and Sunday.  Press [ Day ] to select the day. Press for 3 seconds to select all 7 days. (MO: Monday, TU: Tuesday, WE: Wednesday, TH: Thursday, FR: Friday, SA: Saturday and SU: Sunday).  Set the time (in increments of 15 minutes) using the but- tons.  Press [ P# ]. The heating or cooling setpoint flashes depending on the position of the Heat/ Cool selector.  Set the desired temperature for the displayed period using the buttons.  Use the Heat/Cool selector to switch to the other mode (e.g., if you were in Heating mode, switch to Cooling mode). The setpoint for that mode flashes.  Set the desired temperature using the buttons.  Press [ P# ] to go to the next period.  Repeat steps 2 to 8 for the remaining periods.  Press [ Exit ] to exit. 6. 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. x 3 in. x 1 in. (127 mm x 75 mm x 28 mm) 7. 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. THIS WARRANTY IS THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS PRODUCT. THE DURATION OF ANY IMPLIED WARRANTIES, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, IS HEREBY LIMITED TO THE ONE-YEAR DURATION OF THIS WARRANTY. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may have other rights which vary from state to state. If you have any questions concerning this warranty, please write Honeywell Customer Relations, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1800-468-1502. In Canada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Toronto, Ontario M1V4Z9. 8. Service If you have any questions about the operation of your thermostat, please go to http://yourhome.honeywell.com, or call Honeywell Customer Care toll-free at 1-800-468-1502. Printed in U.S.A. RTH2520 69-1867ES-05 03-11 4/8