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Service Indicator
When abnormal equipment operation is detected, the
SERVICE indicator will flash on the screen (see figure 16).
This indicates that the equipment requires service from a
qualified service technician.
10:14
PROG
A B C D
HOLD
79
ROOM
SERVICE
°
FILTER
AM
PM
FAN
ON
AUTO
SYSTEM
COOL
OFF
HEAT
MO
TU WE TH FR SA SU
UC
Figure 16. Service Indicator Flashing
Thermostat RESET
Under some abnormal conditions, it may be necessary to
“reset” the thermostat to its default condition. Such a
RESET would delete all programming and settings and
therefore should only be used on rare occasions when the
the thermostat fails to function as designed and/or as
programmed. Such an instance can occur as a result of a
power surge or similar electrical disturbance (e.g. after an
electrical storm or power outage). The RESET button can
be used to recover from this situation.
Heat
Prog
Fan
Settings
Cool
Day/Time
Hold
Enter
(DOOR
OPEN)
10:36
72
UC
HOLD
AM
PM
ROOM
MO
°
FAN
AUTO
SYSTEM
COOL
Figure 17. Reset Button
CAUTION
When the RESET button is pressed, ALL settings revert
back to the their defaults (see tables 3 on page 13.
The RESET button is an unlabeled, recessed button located
behind the door, on the right-hand side of the thermostat,
