Resetting Program To Factory Conditions - Lennox L7742U Programming And Application Manual

COMPRESSOR PROTECT default is ON; it may be turned OFF,
however, after one compressor cycle, it will revert back to ON. If the
system is running in compressor protection, the home screen displays
WAIT" only if there is cooling or heating call for the compressor
(Y1/Y2). If compressor protection is running and there is a demand for
electric heating, the system waits for the compressor protection timer to
expire. Scroll to COMPRESSOR PROTECT; press ENTER. Use up/
down arrows to select OFF. Press SAVE.
COMPRESSOR PROTECT
DEFAULT(ON) OFF
DAYLIGHT SAVING TIME (DST) default setting is ON (enabled).
Note: Beginning in 2007, DST will begin on the second Sunday in March
and end the first Sunday in November. In the U.S., clocks spring for-
ward from 1:59 a.m. to 3:00 a.m.; in fall, clocks fall back from 1:59 a.m.
to 1:00 a.m. If the community or state opts out of DST, turn this OFF.
Scroll to DAYLIGHT SAVING TIME; press ENTER. Use up/down ar-
rows to select OFF. Press SAVE.
DAYLIGHT SAVING TIME
DEFAULT(ON) OFF
HUMIDITY SETTING See separate sections − Humidification
(Page 18) and Dehumidification (Page 20).
STAGE DELAY AND DIFFERENTIAL SETTINGS The differential or
delay settings in the Installer Settings menu are:
STG DELAY TIMERS
STG 1 DIFF
STG 2 DIFF
STG 2 DELAY
STG 3 DIFF
STG 3 DELAY
STG 4 DIFF
STG 4 DELAY
H/C STGS LOCKED IN
STG 2 HP LOCK TEMP
See Page 23 for more stage delay and differential details.
CUSTOM REMINDERS Two additional reminders may be created
using a text message. This will appear in the list of reminders and the
user can then select the time for the reminder to be displayed. Scroll to
CUSTOM REMINDER 1 or 2. Press ENTER. To create a reminder,
press EDIT.
CUSTOM REMINDER 1
A cursor will appear on the second line. Use the arrows to scroll through
letters, numbers and special characters. When the desired character
appears, press NEXT to advance to the right by one character. Contin-
ue until the message is complete (up to 19 characters). When finished,
press SAVE.
CUSTOM REMINDER 1
CLEAN OUTDOOR UNIT
RESET SETTINGS To reset the ComfortSenset Model L7742U
thermostat to factory defaults, scroll to RESET SETTINGS.
This erases all programming and returns the thermostat to the
factory conditions, including the installer settings. Use this
only as a last resort.
With RESET SETTINGS selected, press ENTER. Press the box below
YES to reset; RESETTING SETTINGS TO DEFAULTS appears briefly
and then returns to the INSTALLER SETTINGS list.
RESET SETTINGS
YES
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ComfortSenset Model L7742U Touch Screen 7−Day Programmable Thermostat
Page 15
IMPORTANT
NO
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