12
TECHNICIAN SETUP MENU
If
ON
is selected
the beep will
sound.
If
OFF
is selected,
there is no sound.
OFF
configures
the thermostat
for non heat
pump systems.
ON
configures
the thermostat
for heat pump
systems.
OFF
ON
OFF
Adjustment Options
Factory Default Settings
When any key is
pressed an audible
beep will sound.
You can choose
ON
or
OFF
When turned on
the thermostat
will operate a
heat pump.
1.
EM.Heat will
show as an option
in the system
switch.
2.
Y will be first
stage of heat &
cool, W/E will be
emergency heat
relay & W2 will
be auxiliary heat
relay.
Allows you to put
your phone
number in the
display.
You can choose
ON
or
OFF
Tech Setup Steps (Continued from the previous page)
Contractor
Call Number
Beep
Heat Pump
LCD Will Show
Heat - Off - Cool
You can configure the
system switch for the
particular application:
Heat - Off - Cool,
Heat - Off,
Cool - Off,
Heat - Off - Cool-Auto
Note: EM. Heat
will
show if in heat pump
mode.
System
Switch
Gas Auxiliary
for Heat Pump
Cooling Fan
Delay
Use the or
key until the desired
application is
flashing.
GAS
or
ELEC
GAS
Select
GAS
for
systems that control
the fan during a call
for heat.
Select
ELEC
to have
the thermostat
control the fan during
a call for heat.
Fan
Operation
OFF
OFF
Use the or
key to select the
desired number and
the
FAN
or
SYSTEM
key to move from
one character to
another. See note
below on operation.
If selected
ON
, you
will see the input
screen after pressing
next step.
Note:
Connect an optional
R250W
outdoor remote temperature sensor to
enable the balance point tech setup option.
The cooling fan delay
setting will delay the
fan from coming on in
cool mode and keep
running after the
compressor shuts off
for a short time to save
energy in some
systems.
You can select the
Cooling Fan Delay
from
OFF
,
15
,
30
,
60
or
90
seconds.
If
15
,
30
,
60
or
90
is
selected the fan will not
turn on for that many
seconds when there is a
call for cool and will
run for that many
seconds after satisfying
a call for cool.
This feature is disabled
when a
R250W
is used.
See
Balance Point
on page 13.
This option will turn
the heat pump off 45
seconds after the
auxiliary heat relay
turns on.
For 2 heat
applications, the first
stage will turn off 45
seconds after the
auxiliary stage turns
on.
For 3 heat
applications, the first
and second stage will
turn off 45 seconds
after the auxiliary
stage turns on.
For heat pump
systems that are
“dual fuel” (use a gas
furnace for auxiliary
stage heat) you can
turn this feature on
to turn off the heat
pump when the
auxiliary stage of
heating has been
called for.
This feature is
disabled when a
R250W
is connected.
See
Balance Point
on page 13.
Outdoor
Sensor
NO
Enables the use of an
outdoor sensor
R250W
.
Connecting a
R250W
allows for a balance
point setting.
Selecting
YES
requires
the
T955W
master
thermostat to be
powered with 24V on
C
and
R
terminals.
See
R250W
user
guide for more
information.
When
NO
is selected
the thermostat is
unable to connect to an
outdoor remote sensor
R250W
.
When
YES
is selected
the thermostat is able
to connect to an
outdoor remote sensor
R250W
.
Press and hold connect
button on
R250W
until the
T955W
says
FOUND OUTDOOR
on display.
TECH SETUP
STEPS CONTINUED
ON THE NEXT PAGE
