48
SAFETY FEATURES | 48 |
AC Power Monitor
■This thermostat operates on 24V AC, which is provided by your system’s transformer. If the system loses electricity, then the 24V AC power is lost also.
■The 2 AAA batteries provide backup operation of the clock, as well as all programs and settings.
■If the AC power is lost, then the LCD display will alternate “No AC Pwr” with the day.
■Without AC power, the following functions are disabled:
-The system is turned off.
-The Backlight function is disabled.
-The remote sensor temperature readings are not available.
No AC Pwr | 3 | |
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| Temp |
PM |
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System | Fan |
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Low Battery Warning
Your thermostat has a low battery warning system. When the batteries are detected to be weak, the low battery warning is
Low Batt | 3 |
| Temp |
PM |
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System | Fan |