Honeywell 7500 D Manual

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...

Advanced Installation Guide
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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...

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...

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...

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...

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...

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...

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,...

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...