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FAN AUTOHRS
CHECK BATTERY STAT SYSTEM
°F
AM
MON
PRG
FAN ON
HEATHEAT
HRS
CHECK BATTERY
°F
AM
MON WED THU FRI SAT SUNTUEWED THU FRI SAT SUNTUE
18 18
19
20
21
21
22
25
2324
Figure 1. The Display
Orientation
THE DISPLAYTHE DISPLAY
THE DISPLAYTHE DISPLAY
THE DISPLAY
18
Displays system mode (
HEAHEA
HEAHEA
HEA
TT
TT
T,
OFFOFF
OFFOFF
OFF,
COOLCOOL
COOLCOOL
COOL,
AA
AA
A
UTUT
UTUT
UT
OO
OO
O,
HOLDHOLD
HOLDHOLD
HOLD, or
VV
VV
V
AA
AA
A
CACA
CACA
CA).
During programming displays the time
period (
MOR, DAY, EVE, NHTMOR, DAY, EVE, NHT
MOR, DAY, EVE, NHTMOR, DAY, EVE, NHT
MOR, DAY, EVE, NHT) being
programmed.. In the configuration
menu, the menu item name is shown,
one word at a time (
PRPR
PRPR
PR
GMGM
GMGM
GM
MODEMODE
MODEMODE
MODE,
EMREMR
EMREMR
EMR,
COOLCOOL
COOLCOOL
COOL
FF
FF
F
ANAN
ANAN
AN
DELADELA
DELADELA
DELA
OFFOFF
OFFOFF
OFF, etc.).
19
CHECK BATTERYCHECK BATTERY
CHECK BATTERYCHECK BATTERY
CHECK BATTERY appears when
the “AA” alkaline batteries are weak and
should be replaced.
BATTERYBATTERY
BATTERYBATTERY
BATTERY appears
when the thermostat is running on
battery power only.
CHECK STCHECK ST
CHECK STCHECK ST
CHECK ST
AA
AA
A
TT
TT
T
appears when the thermostat detects
certain problems within itself.
CHECKCHECK
CHECKCHECK
CHECK
SYSTEM SYSTEM
SYSTEM SYSTEM
SYSTEM appears when the thermostat
detects certain problems in the heating
system.
20
Indicates the length of time
remaining in a temporary hold
condition. Also indicates the length of
time remaining in VACATION mode.
21
Displays
FF
FF
F
AN ONAN ON
AN ONAN ON
AN ON when the fan is
operating continuously. Displays
FF
FF
F
ANAN
ANAN
AN
AA
AA
A
UTUT
UTUT
UT
OO
OO
O when the fan cycles with the
heating or cooling system.
22
Displays the setpoint temperature.
23
Alternately displays room
temperature and time of day.
24
Shows the current day of the week.
When programming, shows the day(s)
being programmed.
25
The word
HEAHEA
HEAHEA
HEA
TT
TT
T or
COOLCOOL
COOLCOOL
COOL will
appear above or below the setpoint if
area
18
is needed to display other
information.