Honeywell 7500 D Manual

							 9 69-2221EF—03
RTH7400/RTH7500 Series
Turn the power back on to the heating/cooling system.
9Turn Power Back On
M28098 
						

							69-2221EF—03 10
Advanced Installation Guide
Go Back NextDone
6152006
M28095
MonthYearDay
10Set Time and Date
Press s or t to set month, then press NEXT.
Press s or t to set day, then press NEXT.
Press s or t to set year, then press DONE.
Press s or t to set time, then press DONE to save and exit.
Done
10:10
M28096 
						

							 11 69-2221EF—03
RTH7400/RTH7500 Series
If your system type is:
q Single Stage Heat and Cool
Congratulations, you’re done!
If your system type is:
q Multistage Heat and Cool
q Heat Pump* without Backup Heat
q Heat Pump* with Backup Heat
q Heat Only
q Cool Only
Continue with advanced installation on next page to match your thermostat to your sys-tem type.
*Heat Pump—an air conditioner that provides cooling in the summer, and also runs in reverse in the winter to provide heating.
If you are not sure of your system type or if you have other questions, call us toll-free at 1-800-468-1502.
This thermostat works on 24 volt or 750 mV systems. It will NOT work on 120/240 Volt systems.
11If your system type is... 
						

							Advanced Installation
System setup ......................................................................13Wiring  ........................................................................\
..........21Troubleshooting ..................................................................24Customer assistance  .........................................................26Limited warranty .................................................................27 
						

							RTH7400/RTH7500 Series
 13 69-2221EF—03
About your new thermostat
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
System & Fan ScheduleC lock & More200120
M27459
SystemF an Done
200120
M28069
Step 1
Press and release the left button.
Step 2
Press and hold the center button until the screen changes (approximately 5 seconds).
System setup 
						

							Advanced Installation Guide
69-2221EF—03 14
About your new thermostat
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
Go Back NextDone
200120
FunctionSetting
Press s t to change setting.
NOTE: Some functions in the following pages may not appear due to previous selections made.
Press NEXT to advance to next function.
Use this navigation to set and change settings on pages 15-20.
Press DONE to save & exit.
Navigating setting changes 
						

							RTH7400/RTH7500 Series
 15 69-2221EF—03
About your new thermostat
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
NOTE: If you set the time and date as shown on page 10, press NEXT to function 0170 and go to page 16.
See page 14 to navigate between functions.
FunctionSettings & Options
0120Year Setting (first two digits)
Press s/t to change the first two digits of the year:
20 = Ye a r  20xx 21 = Ye a r  21xx
Press NEXT
0130Year Setting (second two digits)
Press s/t to change the last two digits of the year: 
01 - 99 (i.e., 2001 - 2099)
Press NEXT
0140Month SettingPress s/t to change the current month: 
01 - 12 (i.e., Januar y - December)
Press NEXT
0150Date SettingPress s/t to change the current date: 
01 - 31
Press NEXT
System setup 
						

							Advanced Installation Guide
69-2221EF—03 16
About your new thermostat
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
See page 14 to navigate between functions.
FunctionSettings & Options
0170Select System TypePress s/t to select your system type:1 Heat/cool: Gas, oil or electric heating with central air condi-tioning.2 Heat pump: Heat pump with-out backup or auxiliary heat.3 Heat only: Gas, oil or electric heat without central air condi-tioning.4 Heat only with fan: Gas, oil or electric heat without central air conditioning.5 Hot water heat only (no fan): Gas, oil or hot water heat with-out central air conditioning.6 Cool only: Central air condi-tioning only.7 Heat pump: Heat pump with backup or auxiliary heating.8 Heat/Cool Multiple stages: 2 heat stages (wires on W and W2), 2 cooling stages (wires on Y and Y2).9 Heat/Cool Multiple stages: 2 heat stages (wires on W and W2), 1 cooling stage (wire on Y).10 Heat/Cool Multiple stages: 1 heat stage (wire on W), 2 cool-ing stages (wires on Y and Y2).
Press NEXT
System setup 
						

							RTH7400/RTH7500 Series
 17 69-2221EF—03
About your new thermostat
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
See page 14 to navigate between functions.
FunctionSettings & Options
0180Heating Fan ControlPress s/t to select your heating system & fan control:0 Gas or oil heat: Use this setting if you have a gas or oil heating system (system controls fan operation).1 Electric heat: Use this setting if you have an electric heating system (thermostat controls fan operation).
Press NEXT
0190Heat Pump Changeover Valve (for heat pumps only)
Press s/t to select whether your changeover valve is used in heating or cooling:0 Cooling changeover valve: Use this setting if you con-nected a wire labeled “O” to the O/B terminal (see page 22).1 Heating changeover valve: Use this setting if you con-nected a wire labeled “B” to the O/B terminal (see page 23).
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 18
About your new thermostat
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
See page 14 to navigate between functions.
FunctionSettings & Options
0240Heating Cycle RatePress s/t to select your heating system:5 Gas or oil furnace: Standard gas/oil furnace (less than 90% efficiency).9 Electric furnace: Electric heating systems.3 Hot water or high-efficiency furnace: Hot water system or gas furnace (more than 90% efficiency).1 Gas/oil steam or gravity system: Steam or gravity heat systems.
Press NEXT
0270Emergency Heat Cycle Rate (heat pumps only)
Press s/t to select your heating system:9 Electric furnace: Electric heating systems.5 Gas or oil furnace: Standard gas/oil furnace (less than 90% efficiency).3 Hot water or high-efficiency furnace: Hot water system or gas furnace (more than 90% efficiency).1 Gas/oil steam or gravity system: Steam or gravity heat systems.
Press NEXT
System setup
NOTE: Some functions in the following pages may not appear due to previous selections made.