Engineering manual - UniSAB III 1.10.8
308/346
001930 en 2021.06
9.2
Troubleshooting diagrams
If irregularities occur in connection with compressor operation, the problem can be located by using the
following troubleshooting diagrams:
Fig. 53: Error diagram no. 1
Starting reciprocating/screw compressor in MANUAL operating mode
Does it say
Manual in the
info bar in
Unisab III
display?
Manual
operation
Select picture Setup/Compr. Ctrl/Mode
and adjust to Manual.
Display
=
Ready
Check that input Ext. start instant stop, terminals
(X3/13-14), is closed. Can also be checked in pic-
ture Service/Diagnosis/Hardware/Digital input/Ext.
start-inst.stop=1.
Display
=
Ready
Prelubrication
Contact Johnson
Controls Denmark
No
Yes
No
Yes
2
1
Screw
Recipr./screw
No
No
Yes
Yes
Summary of Contents for SABROE Unisab III Control
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