15
EN
Passport I/O Digital Controls Operation
Combination Names Function
& (Display ON)
Power & Down
with display ON
Enter the DEHUMIDIFICATION mode:
Press the Power and Down buttons simultaneously while in the ON
mode. Press the Power button to exit.
& (Display ON)
Power & Up
with display ON
Display the service sensor temperature:
Press the Power and Up buttons simultaneously while in the ON mode
(P-9 must be on).
AC power off, then
Power, then AC
power on
Activate the self-test program.
1. With power to the Passport control disconnected, press and hold
the Power button while reconnecting the AC power. When the
display indicates “888” and all LEDs are lit (Power-On Reset),
release the Power button.
2. While the display shows “tSt” the following commands cycle
continuously:
a. Turn on HEAT mode and supply heating for ten minutes.
b. Stop heating and run only the fan for five minutes.
c. Switch to COOL mode and continue cooling for ten minutes.
d. Stop cooling and run only the fan for five minutes.
e. Return to step one and repeat procedure until interrupted.
3. Exit by pressing the Power button or by turning off the AC power.
AC power off, then
Down, then AC
power on
View the hour meter.
1. With power to the Passport control disconnected, press and
hold the Down button while reconnecting the AC power. When
the display indicates “888” and all LEDs are lit (Power-On Reset),
release the Power button.
2. While the display shows “tSt” the following commands cycle
continuously:
a. “Hr” displays for one second.
b. The display blanks out for one second then displays for three
seconds a two-digit number representing thousands of hours.
(for example, a display of “02” equals 2,000 hours.)
c. The display blanks out for one second then displays for three
seconds a three-digit number representing hundreds, tens,
and ones of hours. (for example, a display of “163” equals 163
hours. Combined with the example above, the complete Hour
Meter reading is 2,163 hours.)
d. The display returns to its last operating state before power was
removed.
AC power off, then
Fan, then AC power
on
Enter the service-history log:
1. With power to the Passport control disconnected, press and
hold the Fan button while reconnecting the AC power. When
the display indicates “888” and all LEDs are lit (Power-On Reset),
release the Fan button. The display flashes the most recently
detected fault, followed by the event chronology number.
2. Use the Up and Down buttons to view the fault history.
3. Press the Power and Down buttons simultaneously to clear the
fault history.
4. Exit by pressing the Power button or wait thirty seconds.
& & &
AC power off, then
Power & Up & Down
& Fan then AC power
on
Initiate Full Factory Reset.
1. Disconnect power at the breaker.
2. Press and hold the Power, Up, Down, and Fan buttons while
reconnecting the power. The display shows “IP” then shows the
room temperature.
All parameter will reset, including those memorized. The reset takes
the display back to factory settings.
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