Daikin TSTATD2152-2 User manual

Owner's
Manual
TSTATD2152-2
RESIDENTIAL
for
Residential Use
Digital Thermostat
Heat Pump • 5+2 Day Programmable

2
Table of Contents
Safety Warnings ...................................................................3
Location of Controls.............................................................4
Dispay.....................................................................................5
Normal Operation
Manual Operation ..................................................................6
Programmed Operation...........................................................7
Aux Heat.................................................................................8
Clock Set................................................................................9
Time Period Programming
Overview ................................................................................................ 10
Weekday Programming........................................................................ 11
Weekend Programming........................................................................ 14
Advanced Setup...................................................................18
Advanced Features..............................................................19
Factory Defaults...................................................................20
Calibration ............................................................................21
Battery Replacement ..........................................................22
Warranty................................................................................23

The two Alkaline “AA” batteries must be replaced at
least once every 12 months to ensure proper operation.
The Low Battery icon (fig. 1) will appear on the display
when it is time to replace the batteries. If the thermostat
is connected to 24v power, the batteries should still be
installed, but are not required.
When is displayed the batteries must be replaced
immediately. The manufacturer cannot be liable for
improper operation of the thermostat if the batteries are not
immediately replaced.
Annual battery replacement is especially critical in locations
subject to freezing temperatures. The thermostat will be
unable to turn on the heating system if the batteries are
exhausted.
This device complies with Part 15 of the FCC rules. Operation
is subject to the following two conditions: (1)This device may
not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause
undesired operation.
Follow Installation Instructions carefully.
DISCONNECT POWERTOTHE
HEATER - AIR CONDITIONER
BEFORE REMOVINGTHE OLD
THERMOSTAT AND INSTALLING
THE NEWTHERMOSTAT.
3
fig. 1
Safety Warnings

4
Location of Controls
NEXT BUTTON
RESET FILTER
How to Use: Press and
hold the RESET FILTER
button to clear the
AUX HEAT
SWITCH
Emergency
Normal
Lockout
icon from the
display (pg 5). To adjust
when the icon
appears, see Advanced
Setup screens (pg 19).
FILTER
FILTER
COOLER
&
WA
RMER
BUT
TONS
PROGRAM SWITCH
RUN program
Program OFF
SET program
SET
HEAT
BATTERIES
COOL
OFF
PROGRAM
RUN OFF SET
RESET
FILTER
FAN
NEXT
HEAT
AUX HEAT
NORM
EMRGC’Y LOCKOUT
AUTO
ON On or Auto
FAN SWITCH
For programming
How to use:The NEXT
button is used to advance
from one step to the next
in the programming and
advanced setup screens
(pgs 9 - 18).
BI-COLOR LED
Heat or Cool demand
indicator when system
powered: Red = Heat
Green = Cool
MODE
SWITCH
Cool, Off,
or Heat
Su
PM

5
Display
SET
MTuWThF
SaSu
AM
PM MorningEvening
Day
Night AUX
HEAT
COOL
FILTER
88
88
12:00
1Day of the week. When programming, MTuWThF represent the
five weekdays and SaSu represent the two weekend days.
2Heat and Cool indicators. In normal operation, Heat or Cool
appears, depending on the Mode Switch position. When heat
or cool is energized, the Heat or Cool indicator will flash.
3Clock Display.
4Time period indicators.These indicate the part of the
program that is currently active, if the Program Switch
is positioned to RUN.
5Desired set temperature.
6Current room temperature.
7Indicates that 2nd stage of heat is energized.
8Indicates when the filter should be serviced. Appears
after 0 - 1950 hours of blower operation (adjustable).
9Indicates batteries need replacement.

6
Normal Operation
1Select Cool or Heat with the Mode Switch.
2Normally leave the fan switched to Auto.
In Fan Auto, the fan will turn on only with a heat
or cool demand. When Fan On is selected, the fan will run
continuously.
3Adjust the desired set temperature with the
COOLER and WARMER buttons.
COOLER &
WARMER
BUTTONS
PROGRAM SWITCH
RUN program
Program OFF
SET program
SET
HEAT
BATTERIES
COOL
OFF
PROGRAM
RUN OFF SET
RESET
FILTER
FAN
NEXT
HEAT
AUX HEAT
NORM
EMRGC’Y LOCKOUT
AUTO
ON
On or Auto
FAN
SWITCH
MODE SWITCH
Cool, Off, or Heat
Su
PM
Manual Operation (Program Switch OFF)

7
Normal Operation
1Select Cool or Heat with the Mode Switch.
2Select RUN with the Program Switch.
3Normally leave the fan switched to Auto. In Fan Auto, the fan
will turn on only with a heat or cool demand. When Fan On is
selected, the fan will run continuously.
4The desired set temperature may be temporarily overridden.
The thermostat will revert to the programmed settings in the
following time period.
COOLER &
WARMER
BUTTONS
PROGRAM SWITCH
RUN program
Program OFF
SET program
SET
HEAT
BATTERIES
COOL
OFF
PROGRAM
RUN OFF SET
RESET
FILTER
FAN
NEXT
HEAT
AUX HEAT
NORM
EMRGC’Y LOCKOUT
AUTO
ON
On or Auto
FAN
SWITCH
MODE SWITCH
Cool, Off, or Heat
Su
PM
Programmed Operation

8
Aux Heat
SET
HEAT
BATTERIES
COOL
OFF
PROGRAM
RUN OFF SET
RESET
FILTER
FAN
NEXT
HEAT
AUX HEAT
NORM
EMRGC’Y LOCKOUT
AUTO
ON
AUX HEAT
SWITCH
Su
PM
Emergency - Disables all compressor functions* and energizes only Aux
Heat to satisfy the heat demand.
Normal - Aux Heat is allowed to run, if necessary, along with the heat
pump to satisfy the heat demand.
Lockout - Aux Heat will never turn on regardless of the heat demand.
* When the Aux Heat switch is in the Emergency position the compressor
will also be locked out during cooling operation.

PROGRAM
RUN OFF SET
PM
Su
9
Clock Set
Slide the Program Switch
to the SET position.
Setting the time & day are the first two steps after sliding the Program
Switch to SET.
This thermostat is preprogrammed from the factory to operate
1 or 2-Stage equipment without the need for further programming.
To optimize the installation of this thermostat follow the instructions
in the Advanced Setup section.
To slew the time more rapidly, push and hold the
COOLER or WARMER buttons.
Use these buttons to
adjust the current time.
Use these buttons to
adjust the current day.
NEXT
Press NEXT
to advance

10
Time Period Programming
Overview
• Slide the Program Switch to the SET position.
• The blinking icon(s) on the display may be
changed by pressing the COOLER or WARMER
buttons.
• After the blinking icon is changed to the desired
selection, press the NEXT button.
• Each item in the time period programming screens will flash and can
be modified with the COOLER & WARMER buttons.
• Continue the steps above until programming is complete.
• Slide the Program Switch to RUN and the thermostat will run the time
period program.
• If the Program Switch is in the OFF position, the thermostat will not run
the time period program. In this case, the thermostat will be a manual
heat or cool only thermostat.
PROGRAM
RUN OFF SET
PM
Su
PROGRAM SWITCH