54
GB
4598010_00
The second window of the PLANT SETUP allows the installer
to use a unit as a reserve chiller (this unit will not be activated
by a demand by the system, but only to compensate a
breakdown of the main units); this window displays the
following information:
- Reserve unit (
1
): indicates whether the reserve chiller
option is currently active; if activated, the chiller set with the
highest serial address will be considered the reserve chiller
and therefore it will only switch on if the main chillers have a
failure.
From this window it is possible to:
(1) Activate or deactivate the reserve chiller function: pressing
the key
C
will allow you to enter the modifi cation mode and the
value will be highlighted; by pressing the keys
A
or
B
it will be
possible to modify the value currently displayed, while pressing
the key
C
will confi rm this choice.
(2) Pass on to the next window:
to go to the next window of this menu, press the key
B
.
(3) Go back to the previous window:
to go back to the previous window of this menu, press the
key
A
.
(4) Exit this window:
press the key
D
to return to the selection of the USER menus.
• Setting the reserve chiller function (Password 303):
A
B
C
ESC
D
Backup unit
NOT AVAIL.
1
Backup unit
NOT AVAIL.
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