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position. If your air conditioner comes on, this indicates your
compressor may have reached its high limit temperature pro-
tection and shut down. If your air conditioner does not come
on after ten minutes and the display says COOL, contact
Honeywell Customer Assistance at 1-800-468-1502.
The house is too warm or Press CURRENT SETTING to check the current temperature
too cool. setting.
If desired, change the temperature setting. See page 15.
Display says HEAT ON, but Allow time for the furnace to heat up and the fan to come on
no heat is coming from before checking for heat at the register. Note that on most gas
the registers. and oil systems, the fan is not controlled by the thermostat, but
by another control, which may account for the delay.
The system cycle length Readjust according to instructions on pages 18 and 19.
is too short or too long.
31 69-0733B—1
Heating will not come on. Check the fuse or circuit breaker and replace or reset if neces-
sary. If display is blank or says REPL BAT, install fresh batteries.
Check that switch on thermostat is set to HEAT.
If temperature setting is higher than current temperature, and
display says HEAT ON, contact Honeywell Customer Assis-
tance at 1-800-468-1502.
Cooling will not come on. Check the fuse or circuit breaker and replace or reset if neces-
sary. If display is blank or says REPL BAT, install fresh batteries.
Check that switch on thermostat is set to COOL.
The thermostat has a built-in time delay on cooling. Allow up to
ten minutes after changing the setting before the air conditioner
starts.
If temperature setting is lower than current temperature, and
display says COOL, move system switch from COOL to OFF for
ten minutes. After ten minutes, return the switch to the COOL
32 69-0733B—1
34


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