Technician Setup Menu - Pro 1 IAQ T955 Installation Manual

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Technician Setup Menu

This thermostat has a technician setup menu
for easy installer configuration. To set up the
thermostat for your particular application:
Press MENU button
1.
Press and hold TECHNICIAN SETUP
2.
button for 3 seconds. This 3 second delay
is designed so that homeowners do not
accidentally access the installer settings.
Tech Setup Steps
Filter
Room
Change
Temperature
Reminder
Calibration
This feature will
This feature allows
flash FILT in the
the installer to
display after the
change the
elapsed run time
calibration of the
to remind the
room temperature
user to change the
display. For
filter. A setting of
example, if the
OFF will disable
thermostat reads 70°
this feature.
and you would like it
to read 72° then
select +2.
You can adjust
You can adjust the
the filter change
room temperature
reminder from
display to ready -4°F
OFF to 2000
to +4°F above or
hours of runtime
below the factory
in 50 hour
calibrated reading.
increments.
OFF
0 ºF
Note:
To lock the keypad hold down the
seconds. You will see a lock in the display. To unlock the keypad
hold down the
and
Minimum
Compressor
Compressor
Short Cycle
On Time
Delay
This feature allows the
The compressor short
installer to select the
cycle delay protects
minimum run time for
the compressor from
the compressor.
"short cycling". This
For example, a setting
feature will not allow
of 4 will force the
the compressor to be
compressor to run for
turned on for 5
at least 4 minutes
minutes after it was
every time the
last turned off.
compressor turns on,
regardless of the room
temperature.
You can select the
Selecting ON will not
minimum compressor
allow the compressor
run time from "off",
to be turned on for 5
"3", "4", or "5"
minutes after the last
minutes. If 3, 4, or 5
time the compressor
is selected, the
was on. Select OFF
compressor will run
to remove this delay.
for at least the
selected time before
turning off.
OFF
ON
and
keys for 3 seconds.
TECHNICIAN SETUP MENU
3.
Configure the installer options as
desired using the table below.
Use the
change settings and the NEXT STEP
or PREV STEP key to move from one
option to another. Note: Only press
DONE key when you want to exit the
Technician Setup options.
Cooling
Swing
The swing setting,
often called "cycle
rate", "differential"
or "anticipation" is
adjustable. A smaller
swing setting will
cause more frequent
cycles and a larger
swing setting will
cause fewer cycles.
The cooling swing
setting is adjustable
from ±0.2°F to
±2°F. For Example:
A swing setting of
0.5°F will turn the
cooling on at
approximately 0.5°F
above the setpoint
and turn the cooling
off at approximately
0.5°F below the
setpoint.
0.5 ºF
keys for 3
or
keys to
Heating
Keypad
Swing
Lockout
The swing setting,
Keypad lockout
often called "cycle
allows you to
rate", "differential"
configure the
or "anticipation" is
thermostat so that
adjustable. A
none or some of
smaller swing setting
the keys do not
will cause more
function.
frequent cycles and a
larger swing setting
will cause fewer
cycles.
The heating swing
Pick PA or FU
setting is adjustable
from ±0.2°F to
PA = partial keypad
±2°F. For Example:
lockout, which locks
A swing setting of
all the keys except the
0.5°F will turn the
or
heating on at
approximately 0.5°F
FU = Full keypad
below the setpoint
lockout, which locks
and turn the heating
out all the keys.
off at approximately
0.5°F above the
Note: Keypad lockout
setpoint.
instructions are below.
0.4 ºF
PA
TECH SETUP
STEPS CONTINUED
ON THE NEXT PAGE
keys.
6

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