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Wiring Diagrams
Typical Heat-Only System
RC
RH
Y
C
W
HEAT RELAY
G
Typical Cool-Only System
RC
RH
COMPRESSOR
Y
RELAY
C
W
G
FAN RELAY
13
Technician Setup Menu
Tech Setup Steps
Keypad lockout allows you to
configure the thermostat so some
or all of the keys don't function.
Keypad
Lockout
This feature allows you to set a
Heat
maximum heating setpoint limit.
Setpoint
The setpoint temperature cannot
Limit
be raised above this value.
This feature allows you to set a
Cool
minimum cooling setpoint limit.
Setpoint
The setpoint temperature cannot
be lowered below this value.
Limit
This feature allows you to display
temperatures in either Fahrenheit
or Celsius.
˚F or ˚C
You can select either a 12 or 24
hour clock setting.
12 or 24
Hour Clock
Contractor Call Number Note
If contractor call number is selected ON, the phone number entered will
show in the display if there has been a continuous call for heating or
cooling for 24 hours or if the light button is held down for 3 seconds. To
remove the phone number from the display, hold the light button down
for 3 seconds.
17
C
L2
L2
L1 HOT
R
C
L2
L2
L1 HOT
R
LCD Will Show
Adjustment Options
Use the
and
buttons to
select OFF, BASC, PART, FULL
OF - OFF= keypad lock-
out has been disabled.
BA - BASIC = basic keypad
OF
lockout locks the menu key.
PA - PARTIAL= partial keypad
lockout, which locks all the
keys except the setpoint keys.
FU - FULL= full keypad
lockout, which locks out all
KEY
the keys.
LOCKOUT
HE
Use the
or
key to
select the maximum heat
setpoint and the minimum
cooling setpoint.
HEAT LIMIT
Use the
or
key to
CO
select the minimum cooling
setpoint.
COOL LIMIT
o
˚
F for Fahrenheit
F
˚
C for Celsius
F OR C SET
Use the
or
key to
12
select 12 or 24 hour clock.
CLOCK SET
Technician Setup Menu
This thermostat has a technician setup menu for easy installer
configuration. To set up the thermostat for your particular application:
1. Press the MENU button.
2. Press and hold the TECH SET button for 3 seconds. This 3
second press is designed so that homeowners do not accidentally
access the installer settings.
3. Scroll through the installer options as desired using the table below.
Use the
or
or PREV key to move from one step to another.
Note: Only press the DONE key when you want to exit the
Technician Setup options.
4. Press the DONE key to exit.
Tech Setup Steps
This feature will flash a reminder
after the elapsed run time to
Filter Change
remind the user to change the
Reminder
filter. A setting of "OFF" will
disable this feature.
This feature allows the installer
to change the calibration of the
Room
room temperature display. For
Temperature
example, if the thermostat reads
Calibration
70˚ and you would like it to read
72˚ then select +2.
The swing setting often called
"cycle rate", "differential" or
"anticipation" is adjustable. A
smaller swing setting will cause
Cooling
more frequent cycles and a larger
Swing
swing setting will cause fewer
cycles.
Swing Setting Tip
The second stage will turn on at 2x the swing setting. The second stage will
turn off when 1x the swing is reached. For example, if the swing setting is .5
degrees for heating and the thermostat is set at 70˚F, the first stage will turn
on at approximately 69.5˚F. The second stage will turn on at 69˚F. The second
stage will turn off at 69.5˚F and the first will turn off at 70.5˚F.
Technician Setup Menu
Default
Tech Setup Steps
The display light can be
configured to stay on all the
time or turn on when any key
is pressed. There are LOW and
HIGH selections for continuous ON
selection.
OFF
NOTE: The thermostat will need to be
Display
hardwired in order for the LOW and
Light
HIGH display light functions to work
properly. "ALWAYS ON LIT" will alter-
nate in the text field with "HARDWIRE
ONLY" when HIGH is selected. These
prompts will alternate every three
seconds.
90˚F
If the thermostat is hardwired
this feature will default to LOW.
This feature allows you to put
your phone number in the
display. You can choose ON or
44˚F
OFF.
Notes:
If contractor call number is selected
Contractor
ON, the phone number entered will
Call Number
show in the display if there has been a
continuous call for heating or cooling
for 24 hours or if the light button is
˚F
held down for 3 seconds. To remove
the phone number from the display,
hold the light button down for 3
seconds.
Enables a reminder for the user to
12H
change the humidity pad.
Humidity
Pad
Reminder
Enables a reminder for the user to
UV Lamp
change the UV light bulb.
Reminder
Enables a reminder for the user
IAQ Cell
to change the IAQ Cell after
Reminder
25,000 hrs.
keys to change settings and the NEXT
LCD Will Show
Adjustment Options
You can adjust the filter
OF
change reminder from "OFF"
to 2000 hours of runtime in
50 hour increments.
FILTER
You can adjust the room
0
temperature display to read
up to 4˚above or below the
factory calibrated reading.
CALIBRATE
The cooling swing setting
is adjustable from 0.2˚ to
2˚. For example: A swing
0.5
setting of 0.5˚ will turn the
cooling on at approximately
0.5˚ above the setpoint
and turn the cooling off at
approximately 0.5˚ below
COOL SWING
the setpoint.
LCD Will Show
Adjustment Options
Use the
and
dL
to select OFF, LOW, or HIGH.
OFF configures the display
light to come on when the
ALWAYS ON LIT
light key or any button is
pressed.
LOW configures the display
light to stay on at a low
intensity constantly. When a
button is pressed, the display
light will transition to high
intensity.
dL
HIGH configures the display
light to remain on at high
intensity all the time.
HARDWIRE ONLY
If selected ON, you will see
the input screen after
pressing NEXT STEP. Use the
or
button to select
the desired number and
OF
the FAN or SYSTEM key to
move from one character to
another. See note below for
operation.
PHONE NUMBER
Use the
or
OFF
select OFF, 600, 1000, 1500,
or 2000. These represent
hours of heat operation.
HUMIDITY PAD
Use the
or
OFF
select OFF, 1 YR, 2 YR
UV LAMP
Use the
or
OFF
select OFF, or 25 (stands for
25,000 hours).
IAQ CELL
Default
OFF
0˚F
0.5˚
14
Default
buttons
OFF
If Battery
Powered
LOW
If
Hardwired
OFF
key to
OFF
key to
OFF
buttons to
OFF
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