Error messages – tekmar 544 Thermostat User Manuals User Manual

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U 544 - 02/09

Units of Temperature

Backlight

Cleaning the Thermostat

You can display temperatures in either Fahrenheit (°F) or
in Celsius (°C).

To change the units of temperature:
1. Use the Menu button to select the Misc menu.
2. Use the Item button to select UNITS.
3. Use the Up or Down button to select Fahrenheit (°F) or

Celsius (°C):

The thermostat’s display has a backlight. By default the
backlight is temporarily On. You can also set the backlight
to be either permanently On or permanently Off.

To change the backlight setting:
1. Use the Menu button to select the Misc menu.
2. Use the Item button to select Backlite.

3. Use the Up or Down button to select a setting:
•

• ON: Backlight stays on.
•

• TMPY (Temporary): Backlight stays on for 30 seconds.
•

• OFF: Backlight is off.

Clean the thermostat’s exterior using a damp cloth. Moisten the cloth with water and wring out prior to wiping the thermostat.
Do not use solvents or cleaning solutions.

Schedule Mode Event

24Hr

Sat

Sun

Mon

Tue

Wed

Thu

Fri

4 events per day

Wake

6:00 AM

Unoccupied

8:00 AM

Occupied

6:00 PM

Sleep

10:00 PM

2 events per day

Occupied

6:00 AM

Unoccupied

10:00 PM

Setting the Schedule

The installer of this thermostat may have already entered
a schedule. Please refer to Job Record J544.

To set the schedule:

1. Use the Menu button to select the Schedule menu.
2. Use the Item button to select the first event of the

schedule.

3. Use the Up or Down button to set the start time of the

event.

•

• If you wish to skip the event, select “– –:– –” as the time.

“– –:– –” is found between 11:50 PM and 12:00 AM.

4. Use the Item button to advance to the next available

event.

5. Repeat steps 3 and 4 for all of the available events.

Error Messages

Warning Symbol

When the thermostat encounters a problem, a Warning
Symbol appears and a description of the error message is
displayed. To troubleshoot how to correct the error, please
refer to the Data Brochure or contact a qualified installer.

An electronic version of the Data Brochure D 544 is available
on the tekmar website: www.tekmarcontrols.com.