Grasso
Refrigeration Division
GRASSO SYSTEM CONTROL
01.200
4
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1
638660E_chapter1.doc
Chap. 1 - 3
1.2.1
Key assignment
Key
Function
Change
to the next display window
F2, F3 Go to the
menu item
described in
the text display directly above
Switch on
the compressor unit,
start enabled
Start 1
st
compressor
(Press key for 5 sec. in operation mode “Manual”).
Increase capacity of 1
st
compressor
(In case of manual capacity control only)
Start 2
nd
compressor
(Press key for 5 sec. in operation mode “Manual”).
Increase capacity of 2
nd
compressor
(In case of manual capacity control only)
No function
Call up
display of actual values
Call up
alarm signals
Lamp test
Switch off
the compressor unit,
start disabled
Stop 1
st
compressor
(Press key for 5 sec. in operation mode “Manual”).
Reduce capacity of 1
st
compressor
(In case of manual capacity control only)
Stop 2
nd
compressor
(Press key for 5 sec. in operation mode “Manual”).
Reduce capacity of 2
nd
compressor
(In case of manual capacity control only)
No function
Call up
controls
— settings
Call up
operating mode
setting
Call up the
menu overview
Return
or cancel input
Acknowledge
, reset failure and warning
Confirm input
Press the button once for display of a
help text
. In some screens two levels of
help are available by pressing the button twice.
Switch over
to the 2
nd
keyboard level
Cursor keys
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