Carrier WeatherExpert 48LC Series Service And Maintenance Instructions page 49

Single package rooftop gas heating/electric cooling unit
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6.
When the download is complete, the text "Parameter down-
load successful" will be displayed.
7.
The display will then return to the PAR BACKUP menu.
Select EXIT (SOFT KEY 1) to return to the main menu.
8.
The control panel can now be disconnected from the drive.
Download Application Parameters
To download application parameters only to the control panel
from the VFD, perform the following procedure:
1.
Install the control panel with the correct parameters onto the
VFD.
2.
Select MENU (SOFT KEY 2). The main menu will be dis-
played.
3.
Use the UP or DOWN keys to highlight PAR BACKUP on
the display screen and press ENTER (SOFT KEY 2).
4.
Use the UP or DOWN keys to highlight DOWNLOAD
APPLICATION and press SEL (SOFT KEY 2).
5.
The text "Downloading Parameters (partial)" will be dis-
played with a progress indicator. To stop the process, select
ABORT (SOFT KEY 1).
6.
When the download is complete, the text "Parameter down-
load successful" will be displayed.
7.
The display will then return to the PAR BACKUP menu.
Select EXIT (SOFT KEY 1) to return to the main menu.
8.
The control panel can now be disconnected from the drive.
CLOCK SET MODE
The clock set mode is used for setting the date and time for the in-
ternal clock of the VFD. In order to use the timer functions of the
VFD control, the internal clock must be set. The date is used to de-
termine weekdays and is visible in the fault logs.
To set the clock, perform the following procedure:
1.
Select MENU (SOFT KEY 2). The main menu will be
displayed.
2.
Use the UP or DOWN keys to highlight CLOCK SET on the
display screen and press ENTER (SOFT KEY 2). The clock
set parameter list will be displayed.
3.
Use the UP or DOWN keys to highlight CLOCK VISIBIL-
ITY and press SEL (SOFT KEY 2). This parameter is used to
display or hide the clock on the screen. Use the UP or DOWN
keys to change the parameter setting. Press OK (SOFT KEY
2) to save the configuration and return to the Clock Set menu.
4.
Use the UP or DOWN keys to highlight SET TIME and press
SEL (SOFT KEY 2). Use the UP or DOWN keys to change
the hours and minutes. Press OK (SOFT KEY 2) to save the
configuration and return to the Clock Set menu.
5.
Use the UP or DOWN keys to highlight TIME FORMAT and
press SEL (SOFT KEY 2). Use the UP or DOWN keys to
change the parameter setting. Press OK (SOFT KEY 2) to
save the configuration and return to the Clock Set menu.
6.
Use the UP or DOWN keys to highlight SET DATE and
press SEL (SOFT KEY 2). Use the UP or DOWN keys to
change the day, month, and year. Press OK (SOFT KEY 2) to
save the configuration and return to the Clock Set menu.
7.
Use the UP or DOWN keys to highlight DATE FORMAT
and press SEL (SOFT KEY 2). Use the UP or DOWN keys
to change the parameter setting. Press OK (SOFT KEY 2) to
save the configuration and return to the Clock Set menu.
8.
Press EXIT (SOFT KEY 1) twice to return to the main menu.
I/O SETTINGS MODE
The I/O Settings mode is used for viewing and editing the I/O
settings.
To configure the I/O settings, perform the following procedure:
1.
Select MENU (SOFT KEY 2). The main menu will be
displayed.
2.
Use the UP or DOWN keys to highlight I/O SETTINGS on
the display screen and press ENTER (SOFT KEY 2). The I/O
Settings parameter list will be displayed.
3.
Use the UP or DOWN keys to highlight the desired I/O set-
ting and press SEL (SOFT KEY 2).
4.
Use the UP or DOWN keys to select the parameter to view.
Press OK (SOFT KEY 2).
5.
Use the UP or DOWN keys to change the parameter setting.
Press SAVE (SOFT KEY 2) to save the configuration. Press
CANCEL (SOFT KEY 1) to keep the previous value. Any
modifications that are not saved will not be changed.
6.
Press EXIT (SOFT KEY 1) twice to return to the main menu.
49

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