Startin g reciprocating/sc rew compressor in AUTO mode
Select regula ting form in picture
Set-up/Compr.Control/Control on
Se t
Set point, neutral zone
a nd
P. Ba nd
for chosen regula tor
Select picture
Setup/Compr. con-
trol/Mod e
a nd se t to
Auto
In picture
Favourites/Default
it is
possible to se le ct
Manual mod e
Yes/No.
Adjust to
Manual mod e
= Yes
and che ck that
Manual
is
shown in the info ba r.
In
Setup/Compr. control
check
that
Auto start = Yes
a nd
Auto stop = Yes
Check s etting of
Start delay
in
picture
Se tup/Timers/Time r s et-
up
Che ck that input
Ext. start Ins tant Stop,
te rmi-
nals (X3/13-14), is closed . Can be checked in
picture
Se rvice /Diagnosis/Ha rdware/Digital in-
put/Ext. start-Insta nt s top =1.
Display
Ready
?
Prepare for
Automatic
operation
Display
Ready
?
No
Ye s
4
5
Yes
No
Fig. 51: Error diagram no. 4
Troubleshooting
290/319
Engineering manual - Unisab III 1.10
001930 en 2014.09
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