6 PROGRAMMING YOUR THERMOSTAT
CONTINUED FROM SIXTH PAGE
7.Repeat steps 3 through 5 for the 3rd and 4th heating program periods. Weekday heating programs are now complete.
8.Press PRGM once. “SA” will appear in the display, along with the start time for the 1st heating period and the currently programmed temperature for Saturday.
9.Repeat steps 3 through 7 to complete Saturday heating programming.
10.Press PRGM once. “SU” will appear on the display along with start time and currently programmed temperature for the 1st heating period for Sunday. Repeat steps 3 through 7 to complete Sunday heating programming.
11.When you have completed entering your heating program, press RUN.
Enter Cooling Program
If the outside temperature is below 50° F, disconnect power to the cooling system before programming. En- ergizing the air conditioner compressor during cold weather may cause personal injury or property damage.
1.Move SYSTEM switch to COOL position.
2.Follow the procedure for entering your heating program, using your selected cooling times and temperatures.
Check Your Programming
Follow these steps to check your thermostat programming one final time before beginning thermostat operation.
1.Move SYSTEM switch to HEAT position.
2.Press PRGM to view the 1st weekday heating period time and temperature. Each time you press PRGM, the next heating period time and temperature will be displayed in sequence for weekday, then weekend program periods (you may change any time or temperature during this procedure).
3.Press RUN.
4.Move SYSTEM switch to COOL position.
5.Repeat step 2 to check cooling temperatures.
6.Press RUN to begin program operation.
YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND READY TO AUTOMATICALLY PROVIDE MAXIMUM COM- FORT AND EFFICIENCY!
7 SPECIFICATIONS
ELECTRICAL DATA
Electrical Rating:
0 to 30 VAC 50/60 Hz. or D.C.
0.05 to 1.2 Amps (Load per terminal)
1.5Amps Maximum Total Load (All terminals combined)
THERMAL DATA
Setpoint Temperature Range:
45° F to 90° F (7° C to 32° C)
Operating Ambient Temperature Range:
32° F to 105° F
Operating Humidity Range:
0 to 90% RH
Shipping Temperature Range:
8 TROUBLESHOOTING
Reset Operation
If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation you can reset the thermostat
by pressing 
, 
and TIME at the same time. This resets the thermostat to the factory defaults. If the thermostat has power,
has been reset and still does not function correctly contact your heating/cooling service person or place of purchase.
Batteries
For optimum performance, we recommend replacing batteries once a year with fresh “AA” Energizer® alkaline batteries.
Symptom | Possible Cause | Corrective Action | |
No Heat/No Cool/No Fan | 1. | Blown fuse or tripped circuit breaker. | Replace fuse or reset breaker. |
(common problems) | 2. | Furnace power switch to OFF. | Turn switch to ON. |
| 3. | Furnace blower compartment door or | Replace door panel in proper position to engage |
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| panel loose or not properly installed. | safety interlock or door switch. |
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No Heat | 1. | Pilot light not lit. | |
| 2. | SYSTEM Switch not set to HEAT. | Set SYSTEM Switch to HEAT and raise temperature |
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| above room temperature. |
| 3. | Loose connection to thermostat or system. | Verify thermostat and system wires are securely |
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| attached. |
| 4. | Furnace | Many furnaces have safety devices that shut |
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| be intermittent. | down when a |
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| heat works intermittently contact the furnace |
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| manufacturer or local service person for |
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| assistance. |
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