Trane TAYSTAT 540 manual

OWNER’S GUIDE Pub . No . 22-5185-01 Programmable Heat-Pump Thermostat T A YST A T 540 69-1229[...]

2 Pub . No. 22-5185-01 69-1229 FEA TURES The T rane Co. 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 of ferings are: • Program up to four time periods and temperature settings to complement your lifestyle[...]

3 Pub . No. 22-5185-01 69-1229 Y our thermostat displays the current day , time, period, temperature and system ( for heating or for cooling) in normal mode. In programming mode, only the setting or settings being programmed display . For example “Sa Su” (Saturday Sunday) displays while programming the weekend schedule. All settings are explain[...]

4 Pub . No. 22-5185-01 69-1229 PROGRAMMING YOUR THERMOST A T CLOCK Setting the Current Day and T ime T o set or reset the current day and time, follow these instructions. IMPORT ANT Always press the keys with your fingertip or similar blunt tool. Sharp objects like pen and pencil points will damage the keyboard. Note: T o exit the programming mode [...]

5 Pub . No. 22-5185-01 69-1229 Organizing Y our Schedule Y our thermostat can be set for four time periods (W ake, Leave, Return, and Sleep) for the weekday schedule (Monday through Friday), and four time periods for the weekend schedule (Saturday and Sunday). Without additional programming, your thermostat follows the same preprogrammed schedule f[...]

6 Pub . No. 22-5185-01 69-1229 RETURN Choose the time you want your heating or cooling system to start to reach your comfort temperature after the energy-savings LEAVE period. How? Consider the time required to reach your comfort level. Adjust the Return time to earlier when you know it will take the system longer to reach your comfort temperature.[...]

7 Pub . No. 22-5185-01 69-1229 The preprogrammed schedule is shown in T able 1. Y ou may keep this schedule or organize your own. Schedules are adjustable as often as you wish. If you decide to keep this schedule, no further programming is necessary . T able 1. Preprogrammed Weekday and W eekend Schedule. Period Time Heat Setpoint Cool Setpoint Wak[...]

8 Pub . No. 22-5185-01 69-1229 Customizing Y our Weekday Schedule Use T able 2 to organize your weekday schedule. Fill in the times and temperatures you want to program. The names of the four periods are filled in for you. T able 2. Y our Weekday Schedule. Period Start Time Heating Temperature Cooling Temperature Wake Leave Return Sleep[...]

9 Pub . No. 22-5185-01 69-1229 Customizing Y our Weekend Schedule Use T able 3 to organize your weekend schedule. Fill in the times and temperatures you want to program. The names of the four periods are filled in for you. T able 3. Y our W eekend Schedule. Note: Start T ime is the time your thermostat begins to reach the desired temperature. Note:[...]

10 Pub . No. 22-5185-01 69-1229 Setting the W eekday Program IMPORT ANT Always press the keys with your fingertip or similar blunt tool. Sharp objects like pen and pencil points will damage the keyboard. 1. Slide the SYSTEM switch to the setting you want to program (Heat or Cool). Throughout programming, the thermo- stat displays a flame (heating) [...]

11 Pub . No. 22-5185-01 69-1229 2. Set weekday W ake time and tempera- ture. a. Press Select four times . Press ▲ or ▼ to set W ake time. Note: When setting the W eekday Program, the days Mo T u W e Th Fr display . 3. Set weekday Leave time and tempera- ture. a. Press Select . Press ▲ or ▼ to set Leave time. AM M17331 SET Note: Schedule tim[...]

12 Pub . No. 22-5185-01 69-1229 b. Press Select . Press ▲ or ▼ to set Leave temperature. b. Press Select . Press ▲ or ▼ to set Return temperature. M17312 SET 4. Set weekday Return time and tempera- ture. a. Press Select . Press ▲ or ▼ to set Return time. PM M12628 SET M17314 SET 5. Set weekday Sleep time and tempera- ture. a. Press Sele[...]

13 Pub . No. 22-5185-01 69-1229 b. Press Select . Press ▲ or ▼ to set Sleep temperature. Setting the Weekend Program Note: For initial programming, you must set the weekday schedule as shown in Setting the W eekday Program before you can access weekend program- ming. If your weekday is already programmed, you can access weekend programming by p[...]

14 Pub . No. 22-5185-01 69-1229 b. Press Select . Press ▲ or ▼ to set W ake temperature. Example shows Cool setting. Note: When setting the W eekend Program, the days Sa Su display . M17318 SET AM M17319 SET b. Press Select . Press ▲ or ▼ to set Leave temperature. M17320 SET 2. Set weekend Leave time and tempera- ture. a. Press Select . Pre[...]

15 Pub . No. 22-5185-01 69-1229 3. Set weekend Return time and tempera- ture. a. Press Select . Press ▲ or ▼ to set Return time. b. Press Select . Press ▲ or ▼ to set Return temperature. 4. Set weekend Sleep time and tempera- ture. a. Press Select . Press ▲ or ▼ to set Sleep time. PM M17321 SET PM M17323 SET b. Press Select . Press ▲ [...]

16 Pub . No. 22-5185-01 69-1229 5. Press Select . End displays. T emporary T emperature Hold 1. Press ▲ or ▼ key twice to set a temporary temperature. M17325 SET 6. Return to Step 1., Setting the W eek- day Program to program the opposite mode, (heating) or (cooling). Y our weekday and weekend schedules are now programmed. PM M17300 TEMPORAR Y [...]

17 Pub . No. 22-5185-01 69-1229 Indefinite T emperature Hold The Hold key allows you to hold a tempera- ture indefinitely . When Hold is active, Hld displays continuously . 1. Press Hold . 2. Press ▲ or ▼ key to set indefinite temperature setting. System and Fan Use the SYSTEM and F AN switches to change the settings. System Setting T o select [...]

18 Pub . No. 22-5185-01 69-1229 SYSTEM settings control the thermostat operation as follows: 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 of f. Heat: Normal setting for months when your home needs heating. Digital display sh[...]

19 Pub . No. 22-5185-01 69-1229 Auto: Normal setting for most homes. Some systems may delay the fan turning on and of f 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 t[...]

20 Pub . No. 22-5185-01 69-1229 Minimum Off-Timing Y our thermostat comes equipped with a minimum of f-timer . At certain times during heating or cooling, the system will not start up again for at least five minutes after it turns of f (compressor is of f and can’t be heard). This occurs when you change the SYSTEM switch position while the compre[...]

21 Pub . No. 22-5185-01 69-1229 TROUBLESHOOTING GUIDE (Contiuned) Symptom Po ssib le Ca use Action Display will not come on. Thermostat is not being powered. Check if the thermostat is mounted and latched on the wallplate–mount and latch the thermostat on the wallplate. Check if the circuit breaker is tripped–reset the circuit breaker. Check if[...]

22 Pub . No. 22-5185-01 69-1229 Symptom Pos sib le Cause Action Heating will not come on. No power to the thermostat. System selection is not set to Heat. Heating setpoint is below room temperature. Check that the setpoint is above room temperature–reset temperature or wait for room temperature to fall. Check if the circuit breaker is tripped–r[...]

23 Pub . No. 22-5185-01 69-1229 Symptom Po ssib le C ause Action System on indicator and is lit, but no warm or cool air is coming from the registers. Heating/cooling equipment turns on the fan when the equipment has reached the setpoint. Wait a minute after seeing the flame or snowflake and then check the registers. System on indicator o r i s fla[...]

24 Pub . No. 22-5185-01 69-1229 LIMITED WARRANTY Low V oltage 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 af fixed, and applies to products purchased and retained for use within the U.S.A. and Canada. If any par[...]

25 Pub . No. 22-5185-01 69-1229 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 Y ellow Pages or write to the address given below . If you wish further help or information concerning this warranty , contact: American Standard Inc. T roup Highway T yler , [...]

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27 Pub . No. 22-5185-01 69-1229[...]

Pub . No. 22-5185-01 ® U.S . Registered T rademark 69-1229 6-99 G.H. Printed in Mexico American Standard Inc. T roup Highway T yler , TX 75711-9010[...]