Honeywell 7500 D Manual
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RTH7400/RTH7500 Series 19 69-2221EF—03 About your new thermostat SETUP WIRING ASSISTANCE TROUBLESHOOTING See page 14 to navigate between functions. FunctionSettings & Options 0300Manual/Auto Changeover See Operat-ing Manual for details. Press s/t to select manual or automatic changeover:0 Manual changeover (Heat/Cool/Off).1 Automatic changeover (Heat/Cool/Auto/Off). Automatically turns on Heat or Cool based on room temperature. Note: System maintains minimum 3°F difference between heat and cool settings. Press NEXT 0320Temperature Format (°F/°C)Press s/t to set the temperature display format:0 Fahrenheit1 Celsius Press NEXT 0330Daylight Saving Time On/Off Press s/t to select an option:0 Off: No adjustment for daylight saving time.1 On: Auto-change to daylight saving time (for areas that do not use the new 2007 DST calendar).2 On: Auto-change to daylight saving time (2007 and beyond, for areas that use the new 2007 DST calendar). Press NEXT System setup NOTE: Some functions in the following pages may not appear due to previous selections made.
Advanced Installation Guide 69-2221EF—03 20 About your new thermostat SETUP WIRING ASSISTANCE TROUBLESHOOTING See page 14 to navigate between functions. FunctionSettings & Options 0500Furnace Filter Change Reminder Press s/t to set the desired reminder interval:0 Off (no reminder)1 Reminder in about 1 month2 Reminder in about 3 months3 Reminder in about 6 months4 Reminder in about 9 months5 Reminder in about 1 year6 Reminder in about 3 years Press NEXT 0530Smart Response® Technology Press s/t to turn this feature on or off (see Operating Manual for more information about this feature):1 On0 Off Press NEXT 0640Clock FormatPress s/t to set the clock display format:12 12-hour clock (i.e., “3:30 pm”)24 24-hour clock (i.e., “15:30”) Press DONE to save and exit setup. Congratulations, you’re done! System setup
RTH7400/RTH7500 Series 21 69-2221EF—03 About your new thermostat SETUP WIRING ASSISTANCE TROUBLESHOOTING Remove metal jumper connecting R and Rc only if you must connect both R and Rc wires. If your old thermostat had both R and RH wires, remove metal jumper. Connect the R wire to the Rc terminal, and the RH wire to the R terminal. If your old thermostat had only 1 C or C1 wire, connect it to the C terminal. If your old thermostat had 2 C or C1 wires, wrap each separately with electrical tape and do not connect them. Wiring—conventional system Alternate wiring (conventional systems) If labels do not match terminals, connect wires as shown here (see notes, below). C G Y W RC R W2 Y2 Y2 W2 W Y G MCR29858 R2 Rc2 C3
Advanced Installation Guide 69-2221EF—03 22 About your new thermostat SETUP WIRING ASSISTANCE TROUBLESHOOTING Connect wires: Heat Pump 1. Match each labeled wire with same letter on new thermostat. 2. Use a screwdriver to loosen screws, insert wires into hole under screw, then tighten screws until wire is secure. 3. If E and Aux do not each have a wire connected, use a small piece of wire to connect them to each other. 4. Push any excess wire back into the wall opening. Labels don’t match? If labels do not match letters on thermostat, see page 23. Wiring—heat pump Wiring complete, return to Step 7. C G Y O/B RC R HEAT PUMP MCR28104A Aux E L LABELED WIRES SCREW INSER T WIRES THEN TIGHTEN SCREWS WIRE HOLE Y G R O HEAT PUMP Aux
RTH7400/RTH7500 Series 23 69-2221EF—03 SETUP WIRING ASSISTANCE TROUBLESHOOTING Leave metal jumper in place, connecting R & Rc terminals. If your old thermostat had both V and VR wires, stop now and contact a qualified contractor for help. If your old thermostat had separate O and B wires, attach the B wire to the C terminal. If another wire is attached to the C terminal, stop now and contact a qualified contractor for help. If your old thermostat had Y1, W1 and W2 wires, stop now and contact a qualified contractor for help. If L terminal is used, C terminal wire must be connected (contact a contractor if there is no C wire). If E and Aux terminals do not each have a wire connected, use a small piece of wire to connect them to each other. 5 6 Wiring—heat pump Alternate wiring (for heat pumps only) Wiring complete, return to Step 7. 2 3 5 35 46 6 MCR29859 C G Y O/B RC R AUX EL
Advanced Installation Guide 69-2221EF—03 24 Troubleshooting SETUP WIRING ASSISTANCE TROUBLESHOOTING If you have difficulty with your thermostat, please try the following suggestions. Most problems can be corrected quickly and easily. Display is blank Make sure fresh AA alkaline batteries are properly installed (see page 7). Cannot change system setting to Cool Check Function 0170: System Type to make sure it is set to match your heating and cooling equipment (see page 16). Fan does not turn on when heat is required Check Function 0180: Heating Fan Control to make sure it is set to match your heating equipment (see page 17). Heating system is running in cool mode Check Function 0170: System Type to make sure it is set to match your heating and cooling equipment (see page 16). Red light is onIf thermostat is in Emergency Heat mode the red light is normal. It shows that the thermostat is in emergency heat mode. If thermostat is not in Emergency Heat mode, contact a qualified service con-tractor for repair.
RTH7400/RTH7500 Series 25 69-2221EF—03 Troubleshooting SETUP WIRING ASSISTANCE TROUBLESHOOTING Heating or cool-ing system does not respond Press SYSTEM to set system to Heat. Make sure the temperature is set higher than the Inside temperature.Press SYSTEM to set system to Cool. Make sure the temperature is set lower than the Inside temperature.Check circuit breaker and reset if necessary.Make sure power switch at heating & cooling system is on.Make sure furnace door is closed securely.Wait 5 minutes for the system to respond. “Wait” appears on the screenCompressor protection feature is engaged. Wait 5 minutes for the system to restart safely, without damage to the compressor. Heat pump is-sues cool air in heat mode, or warm air in cool mode Check Function 0190: Heat Pump Changeover Valve to make sure it is properly configured for your system (see page 17).
Advanced Installation Guide 69-2221EF—03 26 SETUP WIRING ASSISTANCE TROUBLESHOOTING For assistance with this product, please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502. Customer assistance
27 69-2221EF—03 RTH7400/RTH7500 Series 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 exclu-sion 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 war-ranty 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 1-800-468-1502. In Canada, write Retail Products ON15-02H, Honeywell Limited/ Honeywell Limitée, 35 Dynamic Drive, Toronto, Ontario M1V4Z9. 1-year limited warranty
Automation and Control Solutions Honeywell International Inc. 1985 Douglas Drive North Golden Valley, MN 55422 Honeywell Limited-Honeywell Limitée 35 Dynamic Drive Toronto, Ontario M1V 4Z9 http://yourhome.honeywell.com ® U.S. Registered Trademark.US Patent No. 6,595,430; 7,114,554; 7,274,972; 7,225,054 and other patents pending.© 2010 Honeywell International Inc.69-2221EF—03 M.S. Rev. 01-10Printed in U.S.A. This thermostat contains a Lithium battery which may contain Perchlorate material.Perchlorate Material—special handling may apply,See www.dtsc.ca.gov/hazardouswaste/perchlorate MERCURY NOTICE: Do not place your old thermostat in the trash if it contains mercury in a sealed tube. Contact your local waste management authority for instructions regarding recycling and proper disposal. CAUTION: To avoid possible compressor damage, do not run air conditioner if the outside temperature drops below 50°F (10°C).