Lennox SCA 010 Installation, Operation & Maintenance Manual page 48

USING THE DSL 700X REMO USING THE DSL 700X REMO USING THE DSL 700X REMOTE CONTROL USING THE DSL 700X REMO USING THE DSL 700X REMO
Your new LENNOX Thermostat has been designed to
provide accurate control and display of room temperature.
In addition, it will also display all relevant information ertaining
in your system.
The clearly marked buttons and informative display make it
extremely easy to understand and simple to use.
Please take a few moments to read the brief instructions
and familiarize yourself with the various functions in order
to obtain maximum benefit from this truly unique electronic
control.
Clock
Set T emp
Program
Hold
The thermostat normally displays room temperature, mode
of operation and whether Cooling or Heating is currently on.
The six button on the front of the unit allow complete control
of your equipment.
You may select different heating and cooling setpoints for
the system to maintain, eg. 20ºC in heating and 24ºC in
cooling. Raising or lowering the setpoint in heating or cooling
is as simple as pushing a button. In addition, you may choose
to display the temperature in ºF or ºC.
The thermostat also allows you to select continuous fan
operation (useful when using an air cleaner), or have the
fan come on with the equipment.
USER CONTROLS :
MODE :
Select the desired mode of operation by pressing the MODE
button repeatedly :
. . . . . . . Controls cooling system only (the word
"COOL" is displayed for 5 seconds).
. . . . . . . . . Controls Heating system only (the word
"HEAT" is displayed for 5 seconds).
. . . . Controls both heating and cooling
systems (auto changeover) (the word
"AUTO" is displayed of 5 seconds).
OFF : . . . . . . Disables thermostat so equipment will not
operate (the word «OFF» is displayed).
Avoid using the OFF mode during
extremely cold weather to prevent damage
from freezing.
TE CONTROL TE CONTROL TE CONTROL TE CONTROL
Outdoor
Mode
Fan
Resume
COOLING ( ):
Select the temperature you want your equipment to maintain
while in the cooling mode by pressing and holding the
and buttons.
The temperature setpoint is displayed dor 5 seconds.
HEATING ( ) :
Select the temperature you want your equipment to maintain
while in the heating mode by pressing and holding the
or buttons. The temperature setpoint displayed for 5
seconds after releasing the button.
FAN ( ) :
The Fan will come on automatically when the system is
operating, but there is no indication of this on the display.
To select continuous Fan operation, press the FAN button
and the display will show
This is recommended on electronic air filters or continuous
ventilation requirements.
NOTE: The thermostat never allows less than 2ºF (1ºC)
difference between the heating and cooling setpoints.
LIMITED OVERRIDE :
When the keyboard is locked, (switch #4 "ON"), the user
may override the temperature setpoint for 1 hour by pressing
either the or button. The range or temperature
override is +/- 3 ºF or ºC from the programmed daytime
setpoint.
DAY/NIGHT BUTTON :
When the LENNOX thermostat is initially installed, the
display will show the symbol for your day temperature.
By pressing the DAY / NIGHT button or closing the CLK1
and CLK2 terminals on the back of the thermostat (installer
connected) your may select an alternate or night
temperature. (The LENNOX thermostat will remember this
setpoint). Simply press the DAY / NIGHT button to alternate
between temperature settings.
CELSIUS / FAHRENHEIT :
Simultaneously press and
ºC temperature display.
IOM / Rooftop Smart and Linéa™ Range - Page 47
.
to swith between ºF and