21
69-1623
Heating will not come on. • Check that the system control on the thermostat is set to
HEAT.
• Check the display. If SAVING is displayed, the system is in
in DLC mode and the thermostat is utility controlled.
Heating cannot come on until the DLC period ends.
• If the temperature setting is higher than current tempera-
ture, and the display says HEAT, contact your utility
company.
Cooling will not come on. • Check that the system control on the thermostat is set to
COOL.
• Check the system fuse or circuit breaker and replace or
reset, if necessary.
• Check the display. If SAVING is displayed, the system is in
DLC mode and the thermostat is utility controlled. Cooling
cannot come on until the DLC period ends.