![background image](http://html1.mh-extra.com/html/kaeser-kompressoren/sx/sx_service-manual_3193211057.webp)
fault
code
Sign
Meaning
Remedy
4
Maximum permissible airend dis‐
charge temperature exceeded.
➤ Clean the cooler.
➤ Maintain sufficient distance between
the cooling air inlet and exhaust open‐
ings and any wall. Check the cooling
oil level.
➤ Ensure that the permissible room
temperature is not exceeded.
➤ Change the oil filter.
5
Fault in the refrigeration dryer.
➤ Clean the refrigerant condenser.
➤ Ensure adequate ventilation.
➤ Install an extractor fan.
6
Defective analog input (pressure or
temperature sensor).
➤ Check lines and connections.
7
Maximum permissible temperature of
the controller housing exceeded.
➤ Ensure adequate ventilation.
➤ Ensure that the permissible room
temperature is not exceeded.
8
–
Spare.
–
Tab. 39 Alarm indications
9.3 Warning messages
he error code appears in the 4th line of the display field.
A sticker with symbols on the machine explains the error code.
Fault
code
Sign
Meaning
Action
S
Maintenance interval has elapsed.
➤ Carry out maintenance.
p
Back pressure present.
➤ Check direction of drive motor ro‐
tation.
T
Machine below minimum permissible
starting temperature.
➤ Increase room temperature.
i
Pressure relief valve check mode
switched on.
➤ Check pressure relief valve.
➤ Deactivate check mode.
Tab. 40 Warning messages
9
Fault Recognition and Rectification
9.3
Warning messages
9_6919 04 E
Service Manual Screw Compressor
SX SIGMA CONTROL BASIC
47
Summary of Contents for SX
Page 2: ...Original instructions KKW SSX 1 04 en SBA SCHRAUBEN SCB...
Page 6: ...Contents iv Service Manual Screw Compressor SX SIGMA CONTROL BASIC 9_6919 04 E...
Page 8: ...List of Illustrations vi Service Manual Screw Compressor SX SIGMA CONTROL BASIC 9_6919 04 E...
Page 10: ...List of Tables viii Service Manual Screw Compressor SX SIGMA CONTROL BASIC 9_6919 04 E...