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7

CHECK YOUR PROGRAMMING

CHECK YOUR PROGRAMMING

CHECK YOUR PROGRAMMING

CHECK YOUR PROGRAMMING

CHECK YOUR PROGRAMMING

Follow these steps to check your thermostat programming one
final time before beginning thermostat operation.

1. Move SYSTEM switch to HEAT

HEAT

HEAT

HEAT

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

COOL

COOL

COOL

COOL position.

5. Repeat step 2 to check cooling program.

6. Move SYSTEM switch to HEAT

HEAT

HEAT

HEAT

HEAT or COOL

COOL

COOL

COOL

COOL and press RUN to

begin program operation.

YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND

YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND

YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND

YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND

YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND
READY TO  PROVIDE MAXIMUM COMFORT AND EFFICIENCY!

READY TO  PROVIDE MAXIMUM COMFORT AND EFFICIENCY!

READY TO  PROVIDE MAXIMUM COMFORT AND EFFICIENCY!

READY TO  PROVIDE MAXIMUM COMFORT AND EFFICIENCY!

READY TO  PROVIDE MAXIMUM COMFORT AND EFFICIENCY!

Reset Operation

Reset Operation

Reset Operation

Reset Operation

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 

 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 ser-
vice person or place of purchase.

Batteries

Batteries

Batteries

Batteries

Batteries
For optimum performance, we recommend replacing batteries
once a year with fresh "AA" Energizer

®

 alkaline batteries.

TROUBLESHOOTING

TROUBLESHOOTING

TROUBLESHOOTING

TROUBLESHOOTING

TROUBLESHOOTING

Symptom

Symptom

Symptom

Symptom

Symptom

P

P

P

P

Possib

ossib

ossib

ossib

ossible Cause

le Cause

le Cause

le Cause

le Cause

Corrective Action

Corrective Action

Corrective Action

Corrective Action

Corrective Action

No Heat/No Cool/No Fan

No Heat/No Cool/No Fan

No Heat/No Cool/No Fan

No Heat/No Cool/No Fan

No Heat/No Cool/No Fan

1. Blown fuse or tripped circuit breaker.

Replace fuse or reset breaker.

(common problems)

(common problems)

(common problems)

(common problems)

(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

panel loose or not properly installed.

safety interlock or door switch.

No Heat

No Heat

No Heat

No Heat

No Heat

1. Pilot light not lit.

Re-light pilot.

2. SYSTEM Switch not set to HEA

HEA

HEA

HEA

HEAT

T

T

T

T.

Set SYSTEM Switch to Heat 

Heat 

Heat 

Heat 

Heat and raise setpoint

above room temperature.

3. Loose connection to thermostat or system.

Verify thermostat and system wires are securely

attached.

4. Furnace Lock-Out Condition. Heat may also

Many furnaces have safety devices that shut the

be intermittent.

system down when a lock-out condition occurs.
If the heat works intermittently contact the furnace
manufacturer or local service person for assistance.

5. Heating System requires service or

Diagonistic: Set SYSTEM Switch to HEA

HEA

HEA

HEA

HEAT

T

T

T

T and raise

thermostat requires replacement.

the setpoint above room temperature. Within a few

seconds the thermostat should make a soft click
sound. This sound usually indicates the thermostat
is operating properly. If  the thermostat  does not
click, try the reset operation listed above. If  the
thermostat does not click after being reset contact
your heating and cooling service person or place
of  purchase for a replacement. If  the thermostat
clicks, contact the furnace manufacturer or a
service person to verify the heating system is
operating correctly.

No Cool

No Cool

No Cool

No Cool

No Cool

1. SYSTEM Switch not set to COOL

COOL

COOL

COOL

COOL

Set SYSTEM Switch to COOL

COOL

COOL

COOL

COOL and lower setpoint

below room temperature.

2. Loose connection to thermostat or system.

Verify thermostat and system wires are securely
attached.

3. Cooling System requires service or thermostat

Same procedure as diagnostic for No Heat

requires replacement.

condition except set the thermostat to COOL

COOL

COOL

COOL

COOL and

lower the setpoint below the room temperature.
There may be up to a five minute delay before
the thermostat clicks in Cooling if the compressor
lock-out option is selected in the configuration
menu (Item 6).

TROUBLESHOOTING

TROUBLESHOOTING

TROUBLESHOOTING

TROUBLESHOOTING

TROUBLESHOOTING

Summary of Contents for 1F80-261

Page 1: ...on circuits exceeding specified voltage Do not use on circuits exceeding specified voltage Do not use on circuits exceeding specified voltage Do not use on circuits exceeding specified voltage Do not...

Page 2: ...conditioning service person ATTACH THERMOSTAT BASE TO WALL ATTACH THERMOSTAT BASE TO WALL ATTACH THERMOSTAT BASE TO WALL ATTACH THERMOSTAT BASE TO WALL ATTACH THERMOSTAT BASE TO WALL 1 Remove the pack...

Page 3: ...JUMPER WIRE Compressor Contactor JUMPER WIRE Reversing valve is energized when the system switch is in the HEAT position Fan Relay The 24 Volt neutral connection to terminal C on the thermostat is not...

Page 4: ...s RUN to make sure the thermostat is in the run program mode then press PRGM and RUN at the same time to enter the configuration menu The display will show the first item in the configuration menu The...

Page 5: ...mperature to match your previous thermostat 8 8 8 8 8 Select F or C Readout Select F or C Readout Select F or C Readout Select F or C Readout Select F or C Readout Changes the display readout to Centi...

Page 6: ...tures you want during each period Fill in the complete table to have a record of your programs Entering Your Program Entering Your Program Entering Your Program Entering Your Program Entering Your Pro...

Page 7: ...ion CorrectiveAction CorrectiveAction NoHeat NoCool NoFan NoHeat NoCool NoFan NoHeat NoCool NoFan NoHeat NoCool NoFan NoHeat NoCool NoFan 1 Blownfuseortrippedcircuitbreaker Replacefuseorresetbreaker c...

Page 8: ...rroworwidetemperatureswing oftheCoolingSystemmaybeinfluencingthe adjusted Contactalocalservicepersonfor cyclerate suggestions ThermostatSettingandThermometer ThermostatSettingandThermometer Thermostat...

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