Installer Set−Up - Lennox ComfortSense L5732U Installation Instructions Manual

3 heat / 2 cool programmable touch screen thermostat
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Installer Set−Up
Use the following steps and the Install-
er Set−Up menu to match the thermo-
stat to the HVAC system.
1 − Press and release the SYSTEM
key.
2 − Press and hold the two blank keys
on either side of the center blank
key for approximately five sec-
onds.
MON
T
UE
WED
S S M
Y TE
EM HT
OFF
PM
COOL
DONE
3 − Release the two keys when the
thermostat display matches the
display below.
DONE
4 − Refer to the following figure to see
how the thermostat keys are used
to make selections from the set−up
menu.
THU
FRI
SA T A A T
SUN
SET TO
FOLLOWING
SCHEDULE
CANCEL
INSTALLER
SET−UP
NUMBER
5 − The installer set−up number is dis-
played on the left−hand side of the
screen. The current installer set−
up number is displayed on the
right−hand side of the screen. Use
the up and down arrows on the
right−hand side of the thermostat
to select the proper setting for that
particular set−up number.
6 − After the proper selection has
been made, use the up arrow in
the center of the thermostat to ad-
vance to the next set−up screen.
7 − Refer to the tables on pages 9
through 15 to make proper set−up
choices for your application.
8 − When all set−up selections have
been made, press the DONE key
to save your settings. Thermostat
display will return to the main
screen.
NOTE − Press and release the SYS-
TEM key, then press and hold the cen-
ter blank key to access the user set−up
screens. The user set−up options are
limited to those features that would be
used by the homeowner. Press the
DONE key when finished.
Page 11
ADVANCE TO NEXT
INSTALLER SET−UP
DONE
EXIT
CHANGE THE
INSTALLER
CURRENT
SET−UP
SETTING
CURRENT
SETTING

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Comfortsense 5000 series

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