14
Messages — The Set Point screen, On/Off screen, User Login
screen, and Main Menu screens described in the next sections
may display status messages at the bottom of the screen. See
Table 10 — Status Messages
Set Point Screen — The Set Point screen displays the current
set point table. See Fig. 12. For more information about these
settings, see the Set Point section on page 19.
Unit Start/Stop Screen — The Unit Start/Stop screen allows
the user to select the unit operating mode.
For unit start-up, with the unit in Local Off mode, press the
gray Off icon
to display the list of operating modes. Select
the required mode to start up the chiller. See Fig. 13.
When a start-up mode is selected, a status screen displays
the progress of the start-up sequence (Fig. 14).
To stop the unit, press the green On icon
. Then press
Confirm Stop to stop the unit, or press the Back icon to cancel
the stop and return to the previous screen. See Fig. 15.
User Login Screen — Use this screen to login or log off and
to set interface language and measurement system. See Fig. 16.
There are three levels of password access:
• Basic access allows the user to view all data without a
password.
• User access gives the user the additional ability to view
and change many configuration settings, including set
points and schedules. The default User password is 1111.
• Service access allows the user to test and change mainte-
nance settings. The default Service (Advanced User)
password is 2222.
• Factory access allows access to critical factory configu-
ration settings. The default factory password is 4444.
MESSAGE
STATUS
COMMUNICATION
FAILURE!
Equipment controller did not
respond while reading the table
content.
ACCESS DENIED!
Equipment controller does not
allow access to one of the table
data blocks.
LIMIT EXCEEDED!
The value entered exceeds the
table limits.
Save changes?
Modifications have been made.
The interface waits to confirm exit;
press Save or Cancel.
HIGHER FORCE IN
EFFECT!
Equipment controller rejected a
Force or Auto command because
the interface force level is lower
than that of the equipment control-
ler.
Fig. 12 — Set Point Screen
Fig. 13 — Unit Start/Stop Screen
OPERATING
MODE
S
S
HOW
S
LA
S
T
MODE
S
ELECTED
Unit Start / Stop
Fig. 14 — Start-Up Sequence Progress
Fig. 15 — Confirm Stop
PRE
SS
TO RETURN TO
PREVIOU
S
S
CREEN
PRE
SS
TO
CONFIRM
Unit Start / Stop
