Electronic Thermostats
TAYSTAT 370, 371, 380
OWNER’S GUIDE
Pub. No. 22-5184-01
69-1247-1
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SETTINGS
Setting SYSTEM and FAN Switches
System and fan settings are controlled by using
SYSTEM and FAN switches located on the bottom of
the thermostat case.
Note:
When the TAYSTAT 380 is used with two-stage
heating equipment, there is an air flow change
when the stage change occurs.
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First set the SYSTEM switch:
Cool: Normal setting for months when your home
needs cooling (air conditioning). Digital display
shows a snowflake
Both heating and cooling are off.
when cooling is on.
Off:
Heat:
Normal setting for months when your home
needs heating. Digital display shows a flame
when heating is on.
SYSTEM
Cool Off Heat
SYSTEM
SWITCH
M16376
Then set the FAN switch:
Auto: Normal setting for most homes. Some systems
may delay the fan turning on and off with the
equipment.
On:
The fan runs continuously. Use for improved air
circulation and air quality.
FAN
Auto On
FAN
SWITCH
M10273
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Displaying Temperature Setting
NOTE: Your 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 M indicator points to Set when the
temperature setting displays, and to Room when the room
temperature displays. The thermostat displays room
temperature unless L or M is pressed.
1. To display the temperature setting on the digital
display, press either the L or M key once.
Set
Room
INDICATOR
M18441
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Changing Temperature Setting
1. To lower the temperature setting, press the M key.
When in the heating mode, lowering the temperature
at night or during the day can lower your energy
costs.
Set
Room
M18442
2. To raise the temperature setting, press the L key.
When in the cooling mode, raising the temperature
before you leave for work or school also lowers your
energy costs.
Set
Room
M18443
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CAUTION
Equipment Damage Hazard.
Can cause permanent damage to the compres-
sor or other equipment.
To avoid possible equipment damage, do not
operate cooling when outside temperature is below
50°F (10°C). See equipment manufacturer
instructions. To avoid possible compressor
damage, allow the compressor to remain off for
five minutes before restarting.
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69-1247—1
TROUBLESHOOTING GUIDE
Symptom
Action
Heating or
Cooling will not
come on.
Check that the SYSTEM 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 L or M 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 manu-
facturing 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.
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69-1247—1
This warranty does not cover failure of your Thermostat if
it is damaged while in your possession 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.
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.
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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 Yellow Pages or write to the
address given below. If you wish further help or informa-
tion concerning this warranty, contact:
American Standard Inc.
Troup Highway
Tyler, TX 75711-9010
Attention: Manager, After Sales Support
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CUSTOMER ASSISTANCE
If, after reading this guide, you have any questions
concerning the operation of your thermostat, please call
the Thermostat Customer Assistance Helpline at
1-877-880-3381, Monday-Friday, 7:00 am-5:30 p.m.,
Central time.
For service, contact your local heating and cooling
contractor.
American Standard Inc.
Pub. No. 22-5184-01
Troup Highway
® U.S. Registered Trademark
Tyler, TX 75711-9010
69-1247—1 Rev. 9-00 J.H. Printed in Mexico
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