Connection - LED codes
The LED will flash red a
number of times based
on the model of the
thermostat it recognizes.
1 flash = T2700
2 flashes = T2800
3 flashes = T2900
4 flashes = T1700
5 flashes = T1800
6 flashes = T1900
The LED will turn green when
the programmer is ready to
continue.
The LED will turn red during
operation and back to green
when finished.
After the accessory connector
of the programmer is inserted
into the accessory jack of a
compatible thermostat:
Red/Green LED
CAUTION
Do not remove the Ez Programmer from the
thermostat while the LED is red.
If the LED
red longer than 3 seconds, remove it from the
thermostat as this is an abnormal condition.
In this case let the programmer sit 5 seconds,
then reconnect and retry the previous operation.
is
Reconnect, if the red/green
LED does not flash at all.
Page 5
COMMERCIAL PROGRAMMABLE THERMOSTAT
HUMIDITY
FAN
PROGRAM HOLIDAY
MODE
OVERRIDE
OUTDOOR
SET CLOCK
PLATINUM
eries
AUTO
I2:00
Su
Pm
H
EAT
C
OOL
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