American Standard asystat 570 User manual

OWNER’S GUIDE
Electronic Heat-Pump Thermostat
ASYSTAT 570
Pub.No. 12-5018-01
H E A T I N G & A I R
C O N D I T I O N I N G
HEA
HEA
TING & AIR CONDITIONING
TING & AIR CONDITIONING
69-1324

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FEATURES
American Standard sells comfort systems. Comfort is achieved through matching the correct
equipment and controls. This thermostat is designed to provide the maximum comfort for your
needs. Some of the basic offerings are:
•Simple and easy to use. The ▲ and ▼ keys make it easy for you to change your temperature
setting.
•Large digital display. ou can easily read the current room temperature at a glance.
•No need for batteries. Batteries are not required because your temperature settings are held
permanently in memory.

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SETTINGS
Setting SYSTEM an FAN
Switches
System and fan settings are controlled by
using S STEM and FAN switches located on
the bottom of the thermostat case.
First set the SYSTEM switch:
Cool: Normal setting for months when your
home needs cooling (air condition-
ing). Digital display shows a
snowflake when cooling is on.
Off: Both heating and cooling are off.
Heat: Normal setting for months when your
home needs heating. Digital display
shows a flame when heating is
on.
Em. Ht.: Switch to this setting when your
home needs heat, but your equip-
ment needs servicing or is not
working properly. In this mode, the
thermostat controls only the backup
heat. The heat pump is off.
SYSTEM
Cool Off Heat Em.Ht.
SYSTEM
SWITCH
M10274

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Then set the FAN switch:
Auto: Normal setting for most homes.
Some systems may delay the fan
turning on and off with the equip-
ment.
On: The fan runs continuously. Use for
improved air circulation and air
quality.
Emergency Heat
The Emergency Heat feature allows you to
“turn on” the electric heat section of the
system by moving the system switch to the
Em. Ht. position. The indicator flashes and
FAN
Auto On
FAN
SWITCH M10273
points to Em Ht when the system is in
emergency heat mode. The indicator may
also point to Aux Ht if the system calls for
additional back-up heating.
Set Room
M10287
INDICATOR
Em Ht
Aux Ht
▲
▲▲
Auxiliary Heat
The auxiliary heaters assist the heat pump
under normal conditions when low outdoor
temperature occurs. The indicator points to
Aux Ht when the auxiliary heating equipment
operates.

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Displaying Temperature Setting
NOTE: our temperature setting can be set
anywhere from 50° to 99°F (10° to
37°C).
The temperature setting and the room
temperature display separately. The ▼
indicator points to Set when the temperature
setting displays, and to Room when the room
temperature displays. The thermostat displays
room temperature unless ▲ or ▼ is pressed.
1. To display the temperature setting on
the digital display, press either the ▲ or
▼ key once.
Changing Temperature Setting
1. To lower the temperature setting, press
the ▼ key. When in the heating mode,
lowering the temperature at night or
during the day can lower your energy
costs.
Set Room
M10275
INDICATOR
Set Room
M10276

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2. To raise the temperature setting, press
the ▲ key. When in the cooling mode,
raising the temperature before you
leave for work or school also lowers
your energy costs.
Set Room
M10277
CAUTION
Equipment Damage Ha ard.
Can cause permanent damage to
the compressor or other equipment.
To avoid possible equipment damage,
do not operate cooling when outside
temperature is below 50°F (10°C).
See equipment manufacturer instruc-
tions. To avoid possible compressor
damage, allow the compressor to
remain off for five minutes before
restarting.

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TROUBLESHOOTING GUIDE
Symptom Action
Heating or
Cooling will not
come on.
Check that the S STEM switch on the thermostat is set to Heat or Cool.
Check if the circuit breaker is tripped—reset the circuit breaker.
Check if the fuse is blown—replace the fuse.
Check for air movement at the register.
Check power to the heating or cooling equipment.
Temperature
setting is too
warm or cool.
Adjust the temperature by pressing either the ▲ or ▼ key.

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LIMITED WARRANTY
Low Voltage Room Thermostats
This warranty is extended by American Standard Inc., to the original purchaser and to any
succeeding owner of the real property to which the Thermostat is originally affixed, and applies
to products purchased and retained for use within the U.S.A. and Canada.
If any part of your Thermostat fails because of a manufacturing defect within one year from the
date of the original purchase, Warrantor will furnish, without charge, a new thermostat. Any local
transportation, related service labor and diagnosis calls are not included.
This warranty does not cover failure of your Thermostat if it is damaged while in your posses-
sion or if the failure is caused by unreasonable use. In no event shall Warrantor be liable for
incidental or consequential damages. In no event shall any implied warranty of merchandise
or fitness for use exceed the terms of the limited warranty stated above.

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Some states do not allow limitations on how long an implied warranty lasts or do not allow the
exclusion or limitation of incidental or consequential damages, so the above limitation may not
apply to you. This warranty gives you specific legal rights, and you may also have other rights
which vary from state to state.
Parts will be provided by our factory organization or an authorized service organization in your
area. All you need to do is look us up in the ellow Pages or write to the address given below. If
you wish further help or information concerning this warranty, contact:
American Standard Inc.
Troup Highway
Tyler, TX 75711-9010
Attention: Manager, After Sales Support

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CUSTOMER ASSISTANCE
For service, or answers to your questions, contact your local heating and cooling contractor.