COPELAND 1F86-0244 Blue 2 Inch Single Stage Thermostat Instruction Manual
TROUBLESHOOTING
Reset Operation
If a voltage spike or static discharge blanks out the display
or causes erratic thermostat operation, you may need to
reset the thermostat. To reset, the System Switch must be
for approximately 10 seconds until the display goes blank. If
the thermostat has power, has been reset and still does not
function correctly contact your heating/cooling service person
or place of purchase.
in Cool or Heat. Simultaneously press
and
buttons
Symptom
Possible Cause
Corrective Action
No Heat/No Cool/No Fan
common problems)
1. Blown fuse or tripped circuit breaker.
2. Furnace power switch to OFF.
Replace fuse or reset breaker.
Turn switch to ON.
3. Furnace blower compartment door or
panel loose or not properly installed.
Replace door panel in proper position to engage safety
interlock or door switch.
No Heat
1. System Switch not set to Heat.
Set System Switch to Heat and raise setpoint above room
temperature.
2. Loos connection to thermostat or
system
Verify thermostat and system wires are securely at-
tached.
3. Heating System requires service or
thermostat requires replacement.
Diagnostic: Set System Switch to Heat and raise the set-
point above room temperature. Within a five minutes the
thermostat should make a soft slick 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 per-
son to verify the heating system is operating correctly.
No Cool
1. System Switch not set to Cool.
Set System Switch to Cool and lower setpoint below
room temperature.
2. Loose connection to thermostat or
system.
Verify thermostat and system wires are securely at-
tached.
3. Cooling System requires service or
thermostat requires replacement
Same procedures as diagnostic for No Heat condition
except set the thermostat to 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 configura-
tion menu (Item 5).
Heat, Cool or Fan Runs
Constantly
1. Possible short in wiring.
2. Possible short in thermostat.
3. Possible short in Heat/Cool/Fan
system.
Check each wire connection to verify they are not shorted
or touching together. No bare wire should stick out from
under terminal screws. Try resetting the thermostat as de-
scribed below. If the condition persists, the manufacturer
of your system or service person can instruct you on how
to test the Heat/Cool/ system for correct operation. If the
system operates correctly, replace the thermostat.
4. Fan Switch set to Fan On.
Furnace Cycles Too Fast 1. The location of the thermostat and/or
Item 3 (CR Heat) or 4 (CR Cool) in the Configuration
Menu is the adjustment that controls the cycle rate. If an
acceptable cycle rate is not achieved using the FA (Fast)
or SL (Slow) adjustment contact a local service person
for additional suggestions.
or Too Slow Cooling
Cycles Too Fast or Too
Slow (narrow or wide
temperature swing)
the size of the Heating or Cooling
System may be influencing the cycle
rate.
Thermostat Setting and
Thermometer Disagree
1. Thermostat thermometer setting
requires adjustment.
The thermometer can be adjusted +/- degrees as listed in
item 7 of the Configuration Menu. No other adjustment is
possible.
Blank Display and/or
Keypad Not Responding
1. Voltage Spike or Static Discharge.
If a voltage spike or static discharge occurs use the Reset
Operation listed above.
7
| General | Details |
|---|---|
| Name | COPELAND 1F86-0244 Blue 2 Inch Single Stage Thermostat Instruction Manual |
| Make | Copeland |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.34 MB |
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