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 program.
6.Move SYSTEM switch to HEAT or COOL and press RUN to begin program operation.
YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND READY TO PROVIDE MAXIMUM COMFORT AND EFFICIENCY!
TROUBLESHOOTING
Reset Operation
If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation you can reset the thermo-
stat by pressing 
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and TIME at the same time. This also resets the factory defaults to the configuration menu and program. 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.
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Symptom |
| Possible Cause |
| Corrective Action | ||
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NoHeat/No Cool/No Fan |
| 1. Blown fuse or tripped circuit breaker. |
| Replace fuse or reset breaker. | ||
(commonproblems) |
| 2. Furnace power switch to OFF. |
| Turn switch to ON. | ||
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| 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. | |
No Heat |
| 1. Pilot light not lit. |
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| 2. SYSTEMSwitchnotsettoHEAT. |
| Set SYSTEM Switch to Heat and raise setpoint | |
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| aboveroomtemperature. | |
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| 3. Loose connection to thermostat or system. |
| Verify thermostat and system wires are securely | |
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| attached. | |
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| 4. Furnace |
| Many furnaces have safety devices that shut the | |
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| be intermittent. |
| system down when a | |
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| If the heat works intermittently contact the furnace | |
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| manufacturer or local service person for assistance. | |
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| 5. Heating System requires service or |
| Diagonistic: Set SYSTEM Switch toHEAT and raise | |
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| thermostat requires replacement. |
| the setpoint above room temperature. Within a few | |
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| seconds the thermostat should make a soft click | |
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| sound. This sound usually indicates the thermostat | |
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| is operating properly. If the thermostat does not | |
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| click, try the reset operation listed above. If the | |
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| thermostat does not click after being reset contact | |
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| your heating and cooling service person or place | |
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| of purchase for a replacement. If the thermostat | |
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| clicks, contact the furnace manufacturer or a | |
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| service person to verify the heating system is | |
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| operating correctly. | |
| NoCool |
| 1. SYSTEMSwitchnotsettoCOOL |
| SetSYSTEMSwitchtoCOOLandlowersetpoint | |
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| belowroomtemperature. | |
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| 2. Looseconnectiontothermostatorsystem. |
| Verifythermostatandsystemwiresaresecurely | |
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| attached. | |
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| 3. Cooling System requires service or thermostat |
| Same procedure as diagnostic for No Heat | |
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| requiresreplacement. |
| conditionexceptsetthethermostattoCOOLand | |
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| lower the setpoint below the room temperature. | |
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| There may be up to a five minute delay before | |
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| the thermostat clicks in Cooling if the compressor | |
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| menu (Item 6). | |
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