Lennox ComfortSense L7742U Programming Manual page 23

Mes
sage
Type Condition Display Text (Screen1)
Status Initial Power
2 Up OR recov- Default DATE/TIME (MON JAN 1
ery from power
loss of more
than the life of
super cap or
lithium battery
(System does
not know its
Date/Time)
Status Heating (only
when system
is in Heat Call)
Status Cooling (only
when system
is in cool call)
Status Auto (When in HEATING or COOLING
heat or cool
call)
Status Humidifying
(only when
system is hu-
midifying)
Status Dehumidifying
(only when
system is in
dehumidifying)
Status System Off
Status Outdoor tem- OUTDOOR TEMP XXF
perature (when
selected User
settings)
Status Indoor Humid-
ity (when se-
lected from
User settings)
Status Schedule ON
(User turns on
the schedule)
Status Schedule OFF
(User turns off
the schedule)
Status Temporary HOLD SETTING UNTIL
Hold On (User
had set a Tem-
porary hold on
set points)
Status Compressor
Protection tim-
er (5min) is
running
SET DATE/TIME
12:00 PM)
HEATING
Date/Time
COOLING
Date/Time
Date/Time
HUMIDIFYING
Date/Time
DEHUMIDIFYING
Date/Time
SYSTEM OFF
Date/Time
Date/Time
INDOOR RH XX%
Date/Time
SCHEDULE ON
Date/Time
SCHEDULE OFF
Date/Time
PRESS SCHED TO
Date/Time RESUME PROGRAM
WAIT
Display Text
(Screen2)
Priority
3.5−Minor Message is displayed
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
3−Minor
Page 23
Action to Clear /
System Action
User has to set the
on the dot Part. current date/time to
get rid of this mes-
sage. If higher priority
Reminder or Error
message occur then
that message will be
displayed first.
Displayed on first line. When call is ended
Second line has Date/ OR when higher prior-
Time info on it ity reminder/error oc-
curs
Displayed on first line. When call is ended
Second line has Date/ OR when higher prior-
Time info on it ity reminder/error oc-
curs
Displayed on first line. When call is ended
Second line has Date/ OR when higher prior-
Time info on it ity reminder/error oc-
curs
Displayed on first line. When call is ended
Second line has Date/ OR when higher prior-
Time info on it ity reminder/error oc-
curs
Displayed on first line. When call is ended
Second line has Date/ OR when higher prior-
Time info on it ity reminder/error oc-
curs
Displayed on first line. When call is ended
Second line has Date/ OR when higher prior-
Time info on it ity reminder/error oc-
curs
Displayed on first line. Is user de−selects from
Second line has Date/ User settings or higher
Time info on it priority reminder/error
occurs
Displayed on first line. Is user de−selects from
Second line has Date/ User settings or higher
Time info on it priority reminder/error
occurs
Message is displayed Message will disap-
on first line for 3sec- pear after 3 seconds
onds. or if higher priority Er-
ror/Reminder occurs
Message is displayed Message will disap-
on first line for 3sec- pear after 3 seconds
onds. or if higher priority Er-
ror/Reminder occurs
Message is displayed Message will disap-
on the screen and sys- pear when user hits
tem has a temporary SCHED or if higher
hold on temperature. priority Error/Reminder
occurs
Message is displayed Message will disap-
on the screen whenever pear is compressor
compressor protection protection run expires
is running AND cooling/ OR there is no cooling
heating demand exists. or heating demand.
table continued on next page
ComfortSenset Model L7742U Touch Screen
7−Day Programmable Thermostat
Recovery
Condition