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Cooling does not come on
(Continued).
The thermostat has a built-in time delay on cooling. Allow five to ten
minutes after changing the setting before the air conditioner starts.
If temperature setting is lower than current temperature, and the
display says COOL, move the System switch from Cool to Off for ten
minutes. After ten minutes, return the switch to the Cool position. If air
conditioner comes on, compressor may have reached its high-limit
temperature protection and shut down.If air conditioner does not come
on after the ten minutes and the display says COOL, contact
Honeywell Consumer Services at 1-800-468-1502.
If two- or four-wire installation, verify R-Rc jumper is installed.
The house is too warm or
too cool.
Press Present Set key to check the current temperature setting.
If desired, change the temperature setting. See Cooling Program
section.
SYSTEM ON indicator is
lighted, but no heat is
coming from the registers.
Allow time for the furnace to heat up and the fan to come on before
checking for heat at the register. (Check to make sure system on-time
is set correctly. See Step 6.)
If... Then...