Lennox iComfort M30 Installation And Setup Manual page 31

Alert Priority
Display Message
Code Condition
Outdoor Temperature
180 Critical
Sensor Problem
Low Room
610 Critical Temperature
Detected
High Room
611 Critical Temperature
Detected
Table 7. Alert Codes and Reminders
Condition
Outdoor sensor reads out
of range (-50ºF to 180ºF)
The the freeze protection
temperature range is 30ºF
to 50ºF and with default
of 40ºF.
The heat protection
temperature range is 80ºF
to 100ºF with a default
of 90ºF.
31
System Action
• Operation will be performed.
(Weather information
is not used)
• Thermostat will stop the
operation that requires
outdoor temperature
information (i.e. balance
point control and 2nd
stage lock-in).
• Thermostat will switch the
control to the operation that
does not require outdoor
temperature information.
• This error is displayed in
notification screen.
• This alert message is
displayed when safety
protection is enabled.
• If the room temperature
drops below the setting
range, an alert will
be displayed.
(System will raise alert only)
• This alert message is
displayed when safety
protection is enabled.
• If the room temperature rises
above the setting range, an
alert will be displayed.
(System will raise alert only)
Clear/Recovery
If the outdoor sensor reads
a value not within its normal
range then replace sensor.
The system automatically
clears the alert message
when the temperature rises
above the freeze protection
temperature.
The system clears the
alert message when
the temperature goes
below the heat protection
temperature.