Owner's Manual
Page 28
Most problems can be corrected quickly and easily. The backlight remains on . • Make sure furnace door is closed securely. • If thermostat is battery powered, make sure the thermostat is not locked (see page 20). • If thermostat is AC powered, a dim display is normal. Make sure ... change) • Check to 37°C) ENGLISH Backlight is dim • If thermostat is pressed. 69-1894EFS-01 26 Operating Manual In case of difficulty If you have difficulty with your thermostat, please try the following suggestions. Display is blank • Check circuit breaker and ...
Most problems can be corrected quickly and easily. The backlight remains on . • Make sure furnace door is closed securely. • If thermostat is battery powered, make sure the thermostat is not locked (see page 20). • If thermostat is AC powered, a dim display is normal. Make sure ... change) • Check to 37°C) ENGLISH Backlight is dim • If thermostat is pressed. 69-1894EFS-01 26 Operating Manual In case of difficulty If you have difficulty with your thermostat, please try the following suggestions. Display is blank • Check circuit breaker and ...