Owner's Manual
Page 8
Note: To change the current week day display, see System Setup in your Installation Guide. 6 Note: The real-time clock should never require adjustment since it automatically updates for daylight savings time, and stores all date/time information. Press ...
Note: To change the current week day display, see System Setup in your Installation Guide. 6 Note: The real-time clock should never require adjustment since it automatically updates for daylight savings time, and stores all date/time information. Press ...
Owner's Manual
Page 10
... the heating system. • Cool: Thermostat controls only the cooling system. • Auto: Thermostat automatically selects heating or cooling depending on how your thermostat was installed. 8
... the heating system. • Cool: Thermostat controls only the cooling system. • Auto: Thermostat automatically selects heating or cooling depending on how your thermostat was installed. 8
Owner's Manual
Page 19
... Heat On System Fan Auto Heat Reset Schedule Clock & More M28089 Press MORE to reset reminder interval 60 Days Reset Next Done If activated during installation, the furnace filter reminder alerts you when it expires: 1. To reset the reminder interval before it is time to save and exit. Press RESET. 3. Press...
... Heat On System Fan Auto Heat Reset Schedule Clock & More M28089 Press MORE to reset reminder interval 60 Days Reset Next Done If activated during installation, the furnace filter reminder alerts you when it expires: 1. To reset the reminder interval before it is time to save and exit. Press RESET. 3. Press...
Owner's Manual
Page 21
Insert 2 fresh AA alkaline batteries M28101 19 69-2222EF-03 The warning flashes about 30 days before leaving home for more than a month. Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to remove from wallplate M28103 Batteries are depleted. Install fresh batteries immediately when the LO BATT warning begins flashing. Battery replacement RTH7400/RTH7500 Series Grasp thermostat and pull to run on AC power when installed.
Insert 2 fresh AA alkaline batteries M28101 19 69-2222EF-03 The warning flashes about 30 days before leaving home for more than a month. Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to remove from wallplate M28103 Batteries are depleted. Install fresh batteries immediately when the LO BATT warning begins flashing. Battery replacement RTH7400/RTH7500 Series Grasp thermostat and pull to run on AC power when installed.
Owner's Manual
Page 23
Most problems can be corrected quickly and easily. No response to Make sure heating and cooling temperatures are correctly installed (see page 19). not change) 21 69-2222EF-03 AInbcoausteyoouf rdnifefiwcutlhtyermostat RTH7400/RTH7500 Series If you have difficulty with your thermostat, please try the following ...
Most problems can be corrected quickly and easily. No response to Make sure heating and cooling temperatures are correctly installed (see page 19). not change) 21 69-2222EF-03 AInbcoausteyoouf rdnifefiwcutlhtyermostat RTH7400/RTH7500 Series If you have difficulty with your thermostat, please try the following ...