General Information
PKG-SVP01E-EN
9
DIAGNOSTICS Key
Pressing the DIAGNOSTICS key at any time will allow the
operator to view any unit function failures.The LCD screen
will display one of the diagnostic screens (depending on
which diagnostic, if any, is present). If no key is pressed for
30 minutes while the screen is displaying diagnostic
information, it will revert back to the operating status
display.
CONFIGURATION Key
Pressing the CONFIGURATION key will cause the LCD
screen to display the first of the configuration screens
where the operator will designate unit configuration data
such as unit type, capacity, system control, etc....
This information was programmed at the factory. Pressing
the configuration key at any level in the configuration
menu will display the first configuration screen.
Note:
This key should be used if the unit’s configuration
data is lost or new options are added in the field,
and to view current configuration.
SETUP Key
Pressing the SETUP key will cause the LCD screen to
display screens where the operator will designate various
operating parameters such as temperature and pressure
ranges, limits, percentages, SETPOINT source selections,
and sensor input definitions for the control of the rooftop
unit’s various operating modes. Pressing the SETUP key at
any level in the SETUP menu will display the first SETUP
screen.
SERVICE MODE Key
Pressing the SERVICE MODE key causes the LCD to display
the first of the service test mode screens showing various
unit components which may be turned on or off for the
particular test being performed. Once the status of these
components is designated, the LCD will display screens
that allow the operator to designate the TEST START time
delay for each test.
Data Manipulation Keys
The six data manipulation keys illustrated in
(ENTER, CANCEL, + (Plus), - (Minus), PREVIOUS, and
NEXT are used to modify the data within the screens
(change values, move the cursor, confirm choices, etc....)
ENTER Key
This key will confirm the new values that were designated
by pressing the + (Plus) or - (Minus) keys at all edit points.
When viewing status and diagnostics screens, it has no
function.
CANCEL Key
After changing data, at an editable screen, but before
confirming it with the ENTER key, pressing the CANCEL
key will return the data to its previous value.This key shall
also function to clear active diagnostics.
+ (Plus) Key
When viewing a SETPOINT screen, this key will increase
the temperature or pressure value of the SETPOINT. When
working with a status menu, it will add the current status
display to the custom menu. When viewing the SETUP or
service test screens, it will increase SETPOINTs or toggle
choices On or Off at each edit point.
- (Minus) Key
This key when viewing the SETPOINT screen will decrease
the temperature or pressure value of the SETPOINT. When
viewing the SETUP or service test screens, it will decrease
SETPOINTs or toggle choices On or Off at each edit point.
When viewing the custom menu, pressing the - (Minus)
key will remove the status screen from the custom menu.
When viewing diagnostics screens it has no function.
Figure 2.
Human interface keypad