You can congure the thermostat to
operate a 3 stage heat pump system.
2H 2C = 2 heat, 2 cool
3H 2C = 3 heat, 2 cool
This feature is shown only if the HEAT
PUMP technician setup step is ON.
Stages of
Heat
Use the or key to
change between 2 or 3 stages of
heat. 2 heat will useY1 as rst
stage and W2 as auxiliary.
3 heat will useY1 as the rst
stage,Y2 as the second stage
and W2 as the auxiliary.
2H2C
2
STAGES
STAGE
Use the or key to
turn on or o. OFF
Satisfy
Setpoint
This feature allows the
thermostat to keep multiple stages
of heat or cool energized until the
setpoint is satised.
SS STAGING
This feature allows a delay to occur
if an additional stage is needed.This
allows the previous stage extra time
to satisfy the setpoint.
Staging
Delay
Use the or key to
select OFF, 5, 10, 15, 30, 45,
60, or 90 minutes. OFF
5
STAGING dl
Enables a reminder for the user to
change the humidity pad.
Humidity Pad
Reminder
OFF Use the or key to
select OFF, 600, 1000, 1500,
or 2000. These represent
hours of heat operation. OFF
HUM PAD 2000
Enables a reminder for the user to
change the UV light bulb.
UV Lamp
Reminder
OFF
UVLAMP 00000
Use the or key to
select OFF, 1YEAR, 2YEAR. OFF
Enables a reminder for the user
to change the PHI Cell after
25,000 hrs.
IAQ Cell
Reminder
Use the or key to
select OFF, or 250 (stands for
25,000 hours). OFF
250
The cooling fan delay setting will
delay the fan from coming on in
cool mode and keep it running
after the compressor shuts o
for a short time to save energy in
some systems.
Cooling Fan
Delay OFF
You can set the cooling fan
delay to 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.
COOL
FAN DL
IAQ Mode
Cycle
This feature will congure the fan
to run a selected number of cycles
per hour.
Note:This mode can be enabled
or disabled at anytime during
normal operation by selecting IAQ
mode with the fan key.
Select OFF, 1, 2, 3 or 4 with the
or keys.
This sets the number of cycles
per hour that the IAQ fan mode
will operate. OFF
IAQ
MODE
CYCLE
OFF
This allows you to select the
minimum number of minutes
that the fan will run per IAQ mode
cycle. The thermostat will keep
track of fan runtime from normal
heat and cool operation. If addi-
tional fan runtime is needed, the
thermostat will run the fan to
satisfy the IAQ mode minutes.
IAQ Mode
Minutes
Select 1, 5, 10, 15, 20, 30 or
45 minutes.
When IAQ fan mode is
enabled, it will ensure the
fan runs at least the selected
number of minutes per IAQ
Mode Cycle.
This step will not appear if
previous step is set to“OFF”.
1
IAQ
MODE
MINUT
1
