Lennox ComfortSense 5500 User manual

User Guide
Color Touchscreen
Programmable Thermostat
ComfortSense®5500 (13H13)

2
TABLE OF CONTENTS
Features 2....................................
Temperature Dial Indicator 3....................
Home Screen 5................................
Selection Mode 9..............................
Menu Screen 11...............................
Features
The ComfortSense®5500 Series thermostat is an
electronic 7-day, single-stage, programmable,
touchscreen thermostat. Features are:
SLarge, clear color display that shows the cur
rent and set temperatures and time.
SErgonomic design.
SSmooth Setback Recovery starts system
early to achieve setpoint at start of program
period.
SCompressor short-cycle protection (5 min
utes).
SReal-time clock keeps time during power fail
ures and automatically adjusts for daylight
savings time and leap year.
SProgram Hold options allow user to override
the program schedule as desired by time and
date.
SSelect individual days or groups of days to set
programming.
SProgrammable fan offers increased perfor
mance when combined with whole home in
door air quality products.

3
Temperature Dial Indicator
2:31 am
heat−to
cool−to
80
inside
heat/cool
away
72°
78°
Schedule hold
until next period
X
waiting 0
Ⓒ
Ⓑ
Ⓐ
Ⓔ
Ⓓ
Ⓕ
Figure 1. Temperature Dial Feature

4
A. This is the maximum heat position indicator
on the dial. This object will be red in color.
B. This is the maximum cool position indicator
on the Dial. This object will be blue in color.
C. This is the location area where no system de
mand is active. In figure 1, the example would
be any temperature between 73°F and 77°F.
D. When there is an active call for heating, this
area of the dial will fade back and forth from
white to red.
E. When there is an active call for cooling, this
area of the dial will fade back and forth from
white to blue.
F. The yellow line indicates the actual room tem
perature on the temperature dial indicator.

5
Home Screen
2:31 am
heat−to
cool−to
inside
heat/cool
away
72°
78°
Schedule hold
until next period
X
0
Ⓒ
Ⓑ
Ⓘ
Ⓐ
Ⓘ
ⒺⒻ
Ⓖ
Ⓗ
Ⓓ
Ⓔ
Ⓕ
80
waiting
Figure 2. Home Screen

6
Press the screen anywhere - the first press turns
on the backlight.
A. OPERATING MODE - press to access the
screen that will list available modes. Selectable
modes are heat/cool, heat only, cool only, off,
schedule 1, schedule 2, and schedule 3. In
addition fan operation can be set to on, auto or
circulate.
Heat and Cool (Auto-changeover)
Heat Only
Cool Only
Following a schedule
off System if off
B. AWAY - Selecting AWAY will allow the user to
set the heating and/or cooling mode tempera
tures when away from home.
Press cancel to exit this screen and return
to the home screen and normal system op
erations.
cancel
C. Displays current time.
D. Menu - This will allow access to notifications,
performance report, schedules and set
tings.

7
E. This allows you to set the heat-to (if enabled)
temperature.Selecting the heat-to or tempera
ture dial position indicator will take you to the
temperature setting detail screen. The temper
ature dial will change from white to red when
heating is active.
F. This allows you to set the cool-to (if enabled)
temperature. Selecting the cool-to or temper
ature dial position indicator will take you to
the temperature setting detail screen. The dial
will change from white to blue when cooling is
active.
G. Displays the current indoor temperature.
H. Indicates the schedule is on hold until the next
time period or permanent.
1. Place the schedule on hold by pressing on
either the heat-to or cool-to location on the
screen. If an adjustment is required for the
temperature setting, this can be done now.
2. After approximately three seconds the
screen will display the override setting op
tions.
3. From the override setting screen, the op
tions are 1 hour, 2 hour or Permanent.
Make selection and then press set.
4. For the 1 or 2 hour setting the home screen
will indicate schedule hold until time indi
cated(i.e., 11:57 pm). To exit schedule hold,
press Ⓧ.
5. For the permanent setting the screen will in
dicate schedule hold permanently.To exit
schedule hold, press Ⓧ.
I. System Status Icons - Equipment operation
information appears along the left side of the
home screen. The displayed icons will indicate
heating demand, cooling compressor delay,
cooling demand or transitioning to next sched
ule setting (see table 1).

8
Table 1. System Status Icons
Red flames indicates the system is heating.
waiting
Snow flake indicates the next mode of operation will be cooling. Waiting indi
cates there is a compressor delay which is by default 5 minutes and not ad
justable.
Blue flames indicates the system is cooling.
Transitioning to next schedule setting.

9
Selection Mode
Press anywhere in the area indicated below to select how the system will operate.
2:31 am
heat−to
cool−to
78
inside
schedule 1
away
72°
78°
0
Figure 3. Home Screen (Accessing Mode Screen)

10
OPERATING MODES
1. HEAT/COOL allows the thermostat to switch
between heating and cooling automatically.
2. HEAT ONLY allows only heating demand.
3. COOL ONLY allows only cooling demand.
4. OFF indicates system has been turned off.
5. SCHEDULES (up to three can be set),
FAN-ON, AUTO and CIRCULATE (see Edit
Schedules on page 13 for customizing
schedules).
6. ON, AUTO and CIRCULATE - Select by
pressing the desired fan operation ON, AU
TO and CIRCULATE. When selected a green
check mark will be indicated.
If FAN mode AUTO, ON or CIRCULATE was se
lected during scheduling for the current period, the
thermostat will indicate the current fan mode in the
information display (FAN ON or FAN CIRC).
In the CIRCULATE mode, the user can cycle the
fan for a programmed period time of active time per
hour during periods of equipment inactivity (i.e.,
heating or cooling equipment not running).
Table 2. Fan Operation
on
Fan is NOT following the
schedule and runs contin
uously until it is changed
from the select mode.
auto
Fan will follow the fan set
ting in the selected sched
ule.
circu
late
Fan is following schedule
and cycles during periods
of equipment inactivity.
Circulate off time is
dependent on user
settings.

11
Menu
menu
performance report
notifications 13
edit schedules
settings
heat−to
cool−to
72°
78°
78
0
o
ol
Figure 4. User Menu Screen

12
NOTIFICATIONS
When a system error or reminder occurs, a pop-up
screen will appear indicating the condition.
SError code notification pop-up can be dismiss
by pressing the back button. Contact the
dealer to resolve the issue.
SFor notification, press either clear or set a fu
ture reminder.
Any active history for notifications (critical errors or
reminders will be listed under settings > notifica
tion.
If critical errors occur, they will also be displayed
undernotifications as illustrated in figure 5. Press
the contractor info option for assistance.
notifications
critical
high temperature protection
error code: 0004
<
05/22 12:23pm
dealer info
Figure 5. Notifications - Critical

13
PERFORMANCE REPORT
This will display the total number of hours each
month that the system has been running. Example
would be for mar (March) 23H or 23 hours. To re
turn to the menu screen, press the house icon in
the upper left-hand corner of the screen.
EDIT SCHEDULES
NOTE: See Selection Mode on page 9 to run a
specific schedule.
From the HOME screen press the MENU and
press edit schedules option.
The edit schedules screen will allow section of up
too three separate schedules. On the edit sched
ules screen, each schedule can be renamed and
edited. See Figure 7 for editing schedules.
NOTE: If a fan mode is selected under the select
mode screen, it will over-ride any fan setting in in
dividual schedules.
edit schedules
>
schedule 1
add schedule
schedule 2
schedule 3 >
>
<
Figure 6. Edit Schedules Screen

14
edit schedules
schedule 1
schedule 2
schedule 3
schedule x
(rename)
select days
select mode
select days
individual days
week/weekend
all 7 days
select mode
heat/cool
heat only
cool only
individual
days
monday
tuesday
wednesday
thursday
friday
saturday
sunday
wake
leave
home
night
week /
week
end
week
weekend
all 7 days all days
wake
(rename)
time
cool-to
heat-to
fan
cool-to
and/or
heat-to
time
fan
select fan mode
select time or
delete period
If period
deleted
* A maximum of four time periods can be used. If
any time periods are deleted, an option to add a
time period back will appear on this screen.
*
Figure 7. Renaming and Editing Schedules

15
SETTINGS (USER)
user settings
>
fan
heat/cool
>
>
<
general
display
>
>
reminders
Figure 8. User Settings Options
Table 3. User Settings (Fan)
Setting
Selection Function Description
fan on, auto and
circulate
See table 2 for
detail descrip
tion.

16
Table 4. User Settings (Heat/Cool or Cool Only)
Setting Selection Function Description
heat / cool (gas or electric heat
ing is selected)
normal
Heats home to desired tempera
ture setting. Options are on or
off.
setpoint range
Heating limits with a default of
90°F. Range is 45°F to 90°F
Cooling limits with a default of
45°F. Range is 45°F to 99°F
cool only (option only appears
if no heating equipment is avail
able or configured)
setpoint range Cooling limits with a default of
45°F. Range is 45°F to 99°F
reminders
Select reminders. The reminder setting screen will appear and a list
all of the predefined reminders plus the two custom reminders at the
end of the list.
NOTE: Your installer will need to change the name of the two available
custom reminders.
Select the desired reminder to set a date. By default all reminders are
set to disabled. Press disable for a specific reminder to choose from
3mon, 6mon, 12mon, 24mon or custom date.
When finished, press <to return to previous menu.

17
Table 5. User Settings (General)
Setting Selection Function Description
general - provides
information about
the thermostat and
settings for screen
lock, date & time
and language.
about
Displays information concerning thermostat
model number, serial number, hardware and
software revisions.
screen lock
Setting options are unlocked, partially, and
locked.
To set partially lock, create a three digit code.
Partially lock restricts access to the menu.
To set locked, create a three digit code. Lock
restricts access to anything on the screen.
NOTE: Partially Lock and Locked is set for one
instance only. Either would need to be set each
time it is desired to partially locked or locked the
screen. Master code is 864 in case user forget
their custom code.
date & time Settings for 24-hour clock (military), daylight
savings, set time and date.
language Languages available are English, Spanish,
Portuguese and French.

18
Table 6. User Settings (Display)
Setting Selection Function Description
display - Allows the user to
control some information that is
displayed on the home screen.
screen saver
Options are enable and disable.
Default is enabled. When
enabled only the time and inside
temperature is displayed on the
screen. Touching the screen will
restore all other details.
The backlight setting is also on
the same screen. Options are
continuous on or energy save.
Default is continuous on.
screen brightness
A horizontal adjustment bar is
provided to move from minimum
to maximum brightness.
temperature scale °F for Fahrenheit or C° for
Celsius.
clean screen This will disable the touchscreen
for 30 seconds.

19
INDEX
A
About, 17
Away, 6
B
Backlight, 18
C
Clean Screen, 18
Cool-To, 7
Critical Notifications, 12
D
Date and Time, 17
Display Settings, 18
E
Edit Schedules, 13
F
Fan Operation, 10
Features, 2
G
General Settings, 17
H
Heat-To, 7
Home Screen, 5
L
Language Selection, 17
M
Master Unlock Code, 17
Menu, 6, 11
N
Normal Setting, 16
Notifications, 12
O
Operating Modes, 6, 10

20
P
Performance Report, 13
S
Schedule Hold, 7
Schedules, 10
Screen Brightness, 18
Screen Lock, 17
Screen Saver, 18
Selection Mode, 9
setpoint range, 16
Settings, 15
Settings - User, display, 17
System Status Icons, 8
T
Temperature Dial Indicator, 3
Temperature Override Setting, 7
Temperature Scale, 18
U
Unlock Code (master), 17
® U.S. Registered Trademark
Model: 13H13
507500-01
4/2015
Supersedes 3/2015
©2015 Lennox Industries Inc.
Dallas, Texas, USA