White Rodgers 1F90-71 Guía De Operación
17
24 VAC power is not being supplied to the
thermostat and the thermostat is operating
on battery power only.
thermostat and the thermostat is operating
on battery power only.
• AUDIO PROMPTING — Each time you
press a button, the thermostat will beep.
• BACKLIT DISPLAY — When you press
any button on the thermostat, the display is
lit for approximately eight seconds.
lit for approximately eight seconds.
• SYSTEM INDICATOR LIGHT — The red
light on the upper right part of the thermostat
indicates system operation (see PARTS OF
THE THERMOSTAT).
indicates system operation (see PARTS OF
THE THERMOSTAT).
• 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:
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
SWITCH
to change operating
modes.
c) Pressing
, creating a call for COOL
too soon after a previous call.
• TOTAL KEYPAD LOCKOUT — When Group
A option switch #1 is in the total keypad
lockout position (ON), programs cannot be
altered and all buttons are disabled (see next
page for illustration).
lockout position (ON), programs cannot be
altered and all buttons are disabled (see next
page for illustration).
Programming should be completed and batter-
ies should be installed before changing Group
A option switches #1 or #2.
ies should be installed before changing Group
A option switches #1 or #2.
NOTE