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15
• COMPRESSOR SHORT CYCLE PROTEC-
TION — To protect your compressor from
potential damage due to rapid cycling, this
thermostat has a built-in delay of 5 minutes
between cooling cycles. The following may
cause a time delay in COOL:
a) Return of power after a power outage.
b) Pressing
SYSTEM
HEAT - OFF - COOL - AUTO
to change operating
modes.
c) Pressing , creating a call for COOL
too soon after a previous call.
• SYSTEM INDICATOR LIGHTS — The red
indicator light comes on when the heating
or cooling system is operating. The yellow
indicator light comes on when the second
or third stages of heating or cooling are
operating.
• AUDIO PROMPTING — Each time you
press a button, the thermostat will beep (this
feature works only when the thermostat is
attached to the wall and 24 VAC power is
present to the thermostat).
• BACKLIT DISPLAY — When you press
any button on the thermostat, the display is
lit for approximately eight seconds (this fea-
ture works only when the thermostat is
attached to the wall and 24 VAC power is
present to the thermostat).